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Windows","i-lucide-cpu","/csharp/system-programming-windows","01.csharp/07.system-programming-windows",[259,263,267,271,275,279,283,287,291,295,299,303,307,311,315,319,323,327,331,335,339,343,347,351,355,359,363,367,371,375],{"title":260,"path":261,"stem":262},"Як Працює Операційна Система","/csharp/system-programming-windows/how-os-works","01.csharp/07.system-programming-windows/01.how-os-works",{"title":264,"path":265,"stem":266},"Процеси в .NET — API та Запуск","/csharp/system-programming-windows/processes-in-dotnet","01.csharp/07.system-programming-windows/02.processes-in-dotnet",{"title":268,"path":269,"stem":270},"Процеси в .NET — IPC та Міжпроцесна Комунікація","/csharp/system-programming-windows/02a.processes-ipc","01.csharp/07.system-programming-windows/02a.processes-ipc",{"title":272,"path":273,"stem":274},"Application Domains та Збірки — AppDomain і 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DbProviderFactory — провайдер-незалежний код","/csharp/ado-net/provider-factory","01.csharp/09.ado-net/07.provider-factory",{"title":438,"path":439,"stem":440},"9.8. Асинхронний доступ до даних","/csharp/ado-net/async-data-access","01.csharp/09.ado-net/08.async-data-access",{"title":442,"path":443,"stem":444},"9.9. Від'єднаний режим: DataSet, DataTable, DataRow","/csharp/ado-net/disconnected-mode-dataset","01.csharp/09.ado-net/09.disconnected-mode-dataset",{"title":446,"path":447,"stem":448},"9.10. DataAdapter — міст між DataSet та базою даних","/csharp/ado-net/data-adapter","01.csharp/09.ado-net/10.data-adapter",{"title":450,"path":451,"stem":452},"9.11. Data Mapper та Repository: Архітектура доступу до даних","/csharp/ado-net/data-mapper-repository","01.csharp/09.ado-net/11.data-mapper-repository",{"title":454,"path":455,"stem":456},"9.12. Identity Map, Unit of Work та Specification Pattern","/csharp/ado-net/advanced-patterns","01.csharp/09.ado-net/12.advanced-patterns",{"title":458,"icon":255,"path":459,"stem":460,"children":461,"page":59},"Ef Core","/csharp/ef-core","01.csharp/10.ef-core",[462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,532,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,618,622,626,630,634,638,642,646],{"title":463,"path":464,"stem":465},"Що таке ORM? Від SQL до об'єктів","/csharp/ef-core/what-is-orm","01.csharp/10.ef-core/01.what-is-orm",{"title":467,"path":468,"stem":469},"Перший проєкт — від нуля до CRUD","/csharp/ef-core/first-project","01.csharp/10.ef-core/02.first-project",{"title":471,"path":472,"stem":473},"DbContext — Серце EF Core","/csharp/ef-core/dbcontext-deep-dive","01.csharp/10.ef-core/03.dbcontext-deep-dive",{"title":475,"path":476,"stem":477},"Провайдери баз даних — Архітектура та Вибір СУБД","/csharp/ef-core/database-providers","01.csharp/10.ef-core/04.database-providers",{"title":479,"path":480,"stem":481},"Конвенції EF Core — Магія без конфігурації","/csharp/ef-core/conventions","01.csharp/10.ef-core/05.conventions",{"title":483,"path":484,"stem":485},"Fluent API та Data Annotations — Явна конфігурація моделі","/csharp/ef-core/fluent-api-vs-annotations","01.csharp/10.ef-core/06.fluent-api-vs-annotations",{"title":487,"path":488,"stem":489},"Зв'язки — One-to-One та One-to-Many","/csharp/ef-core/relationships-basics","01.csharp/10.ef-core/07.relationships-basics",{"title":491,"path":492,"stem":493},"Зв'язки Advanced — Many-to-Many та Складні Сценарії","/csharp/ef-core/relationships-advanced","01.csharp/10.ef-core/08.relationships-advanced",{"title":495,"path":496,"stem":497},"Властивості — Типи, Конвертери, Компаратори (Частина 1)","/csharp/ef-core/property-configuration-part1","01.csharp/10.ef-core/09.property-configuration-part1",{"title":499,"path":500,"stem":501},"Властивості — Value Comparers, Generators, Shadow Properties (Частина 2)","/csharp/ef-core/property-configuration-part2","01.csharp/10.ef-core/09.property-configuration-part2",{"title":503,"path":504,"stem":505},"Складні типи — Owned Types та Complex Types (Частина 1)","/csharp/ef-core/complex-types-owned-part1","01.csharp/10.ef-core/10.complex-types-owned-part1",{"title":507,"path":508,"stem":509},"Складні типи — Complex Types, Keyless Entities, Порівняння (Частина 2)","/csharp/ef-core/complex-types-owned-part2","01.csharp/10.ef-core/10.complex-types-owned-part2",{"title":511,"path":512,"stem":513},"JSON Columns — Складні дані у JSON (Частина 1)","/csharp/ef-core/json-columns-part1","01.csharp/10.ef-core/11.json-columns-part1",{"title":515,"path":516,"stem":517},"JSON Columns — Value Comparers, Індекси, Провайдери (Частина 2)","/csharp/ef-core/json-columns-part2","01.csharp/10.ef-core/11.json-columns-part2",{"title":519,"path":520,"stem":521},"Успадкування — Абстрактні класи та TPH (Частина 1)","/csharp/ef-core/inheritance-part1","01.csharp/10.ef-core/12.inheritance-part1",{"title":523,"path":524,"stem":525},"Успадкування — TPT, TPC та Порівняння Стратегій (Частина 2)","/csharp/ef-core/inheritance-part2","01.csharp/10.ef-core/12.inheritance-part2",{"title":527,"path":528,"stem":529,"children":530},"Індекси, Обмеження та Схема (Частина 1)","/csharp/ef-core/indexes-constraints-part1","01.csharp/10.ef-core/13.indexes-constraints-part1",[531],{"title":527,"path":528,"stem":529},{"title":533,"path":534,"stem":535,"children":536},"Індекси, Обмеження та Схема (Частина 2)","/csharp/ef-core/indexes-constraints-part2","01.csharp/10.ef-core/13.indexes-constraints-part2",[537],{"title":533,"path":534,"stem":535},{"title":539,"path":540,"stem":541},"Seed Data — Початкові Дані (Частина 1)","/csharp/ef-core/seeding-part1","01.csharp/10.ef-core/14.seeding-part1",{"title":543,"path":544,"stem":545},"Seed Data — SQL-скрипти, Bogus та Стратегії (Частина 2)","/csharp/ef-core/seeding-part2","01.csharp/10.ef-core/14.seeding-part2",{"title":547,"path":548,"stem":549},"Global Query Filters — Глобальні Фільтри (Частина 1)","/csharp/ef-core/global-query-filters-part1","01.csharp/10.ef-core/15.global-query-filters-part1",{"title":551,"path":552,"stem":553},"Global Query Filters — Підводні камені та Інтеграція (Частина 2)","/csharp/ef-core/global-query-filters-part2","01.csharp/10.ef-core/15.global-query-filters-part2",{"title":555,"path":556,"stem":557},"LINQ-запити в EF Core (Частина 1)","/csharp/ef-core/linq-queries-part1","01.csharp/10.ef-core/16.linq-queries-part1",{"title":559,"path":560,"stem":561},"LINQ-запити в EF Core (Частина 2)","/csharp/ef-core/linq-queries-part2","01.csharp/10.ef-core/16.linq-queries-part2",{"title":563,"path":564,"stem":565},"Завантаження Пов'язаних Даних (Частина 1)","/csharp/ef-core/loading-related-data-part1","01.csharp/10.ef-core/17.loading-related-data-part1",{"title":567,"path":568,"stem":569},"Завантаження Пов'язаних Даних (Частина 2)","/csharp/ef-core/loading-related-data-part2","01.csharp/10.ef-core/17.loading-related-data-part2",{"title":571,"path":572,"stem":573},"Raw SQL, Views та Stored Procedures (Частина 1)","/csharp/ef-core/raw-sql-part1","01.csharp/10.ef-core/18.raw-sql-part1",{"title":575,"path":576,"stem":577},"Raw SQL — Stored Procedures, DbFunction та Bulk Operations (Частина 2)","/csharp/ef-core/raw-sql-part2","01.csharp/10.ef-core/18.raw-sql-part2",{"title":579,"path":580,"stem":581},"Продвинуті Запити — Compiled Queries, Bulk та Оптимізація (Частина 1)","/csharp/ef-core/advanced-queries-part1","01.csharp/10.ef-core/19.advanced-queries-part1",{"title":583,"path":584,"stem":585},"Продвинуті Запити — Query Tags, Bulk та Interceptors (Частина 2)","/csharp/ef-core/advanced-queries-part2","01.csharp/10.ef-core/19.advanced-queries-part2",{"title":587,"path":588,"stem":589},"Change Tracker — Відстеження Змін (Частина 1)","/csharp/ef-core/change-tracking-part1","01.csharp/10.ef-core/20.change-tracking-part1",{"title":591,"path":592,"stem":593},"Change Tracker — Графи Об'єктів та Disconnected (Частина 2)","/csharp/ef-core/change-tracking-part2","01.csharp/10.ef-core/20.change-tracking-part2",{"title":595,"path":596,"stem":597},"Збереження Даних та Транзакції (Частина 1)","/csharp/ef-core/saving-data-part1","01.csharp/10.ef-core/21.saving-data-part1",{"title":599,"path":600,"stem":601},"Збереження Даних — Concurrency та Outbox (Частина 2)","/csharp/ef-core/saving-data-part2","01.csharp/10.ef-core/21.saving-data-part2",{"title":603,"path":604,"stem":605},"Конкурентність та Блокування (Частина 1)","/csharp/ef-core/concurrency-part1","01.csharp/10.ef-core/22.concurrency-part1",{"title":607,"path":608,"stem":609},"Конкурентність — Дедлоки та Queue Processing (Частина 2)","/csharp/ef-core/concurrency-part2","01.csharp/10.ef-core/22.concurrency-part2",{"title":611,"path":612,"stem":613},"Міграції в EF Core — Основи (Частина 1)","/csharp/ef-core/migrations-basics-part1","01.csharp/10.ef-core/23.migrations-basics-part1",{"title":615,"path":616,"stem":617},"Міграції в EF Core — Основи (Частина 2)","/csharp/ef-core/migrations-basics-part2","01.csharp/10.ef-core/23.migrations-basics-part2",{"title":619,"path":620,"stem":621},"Міграції — Просунуті Сценарії (Частина 1)","/csharp/ef-core/migrations-advanced-part1","01.csharp/10.ef-core/24.migrations-advanced-part1",{"title":623,"path":624,"stem":625},"Міграції — Просунуті Сценарії (Частина 2)","/csharp/ef-core/migrations-advanced-part2","01.csharp/10.ef-core/24.migrations-advanced-part2",{"title":627,"path":628,"stem":629},"Управління Схемою та Database-First (Частина 1)","/csharp/ef-core/schema-management-part1","01.csharp/10.ef-core/25.schema-management-part1",{"title":631,"path":632,"stem":633},"Управління Схемою та Database-First (Частина 2)","/csharp/ef-core/schema-management-part2","01.csharp/10.ef-core/25.schema-management-part2",{"title":635,"path":636,"stem":637},"Продуктивність EF Core — Основи (Частина 1)","/csharp/ef-core/performance-fundamentals-part1","01.csharp/10.ef-core/26.performance-fundamentals-part1",{"title":639,"path":640,"stem":641},"Interceptors в EF Core (Частина 1)","/csharp/ef-core/interceptors-part1","01.csharp/10.ef-core/29.interceptors-part1",{"title":643,"path":644,"stem":645},"Interceptors в EF Core — Connection, Transaction та Materialization (Частина 2)","/csharp/ef-core/interceptors-part2","01.csharp/10.ef-core/29.interceptors-part2",{"title":647,"path":648,"stem":649},"План вивчення Entity Framework Core — Повний курс","/csharp/ef-core/implementation_plan","01.csharp/10.ef-core/implementation_plan",{"title":651,"icon":652,"path":653,"stem":654,"children":655,"page":59},"ASP.NET","i-devicon-dotnetcore","/csharp/aspnet","01.csharp/11.aspnet",[656,730,791,869,927,941,967,1057,1111,1182,1212,1289],{"title":657,"icon":658,"path":659,"stem":660,"children":661,"page":59},"Minimal API","i-lucide-network","/csharp/aspnet/minimal-api","01.csharp/11.aspnet/01.minimal-api",[662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726],{"title":663,"path":664,"stem":665},"Вступ до ASP.NET та еволюція фреймворку","/csharp/aspnet/minimal-api/introduction","01.csharp/11.aspnet/01.minimal-api/01.introduction",{"title":667,"path":668,"stem":669},"Перший додаток на ASP.NET Core","/csharp/aspnet/minimal-api/first-application","01.csharp/11.aspnet/01.minimal-api/02.first-application",{"title":671,"path":672,"stem":673},"WebApplication, Builder та Dependency Injection","/csharp/aspnet/minimal-api/webapplication-builder","01.csharp/11.aspnet/01.minimal-api/03.webapplication-builder",{"title":675,"path":676,"stem":677},"Конвеєр запитів та Middleware","/csharp/aspnet/minimal-api/request-pipeline-middleware","01.csharp/11.aspnet/01.minimal-api/04.request-pipeline-middleware",{"title":679,"path":680,"stem":681},"Маршрутизація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/routing-basics","01.csharp/11.aspnet/01.minimal-api/05.routing-basics",{"title":683,"path":684,"stem":685},"Маршрутизація в ASP.NET Core: Розширені можливості","/csharp/aspnet/minimal-api/routing-advanced","01.csharp/11.aspnet/01.minimal-api/06.routing-advanced",{"title":687,"path":688,"stem":689},"Статичні файли в ASP.NET Core","/csharp/aspnet/minimal-api/static-files","01.csharp/11.aspnet/01.minimal-api/07.static-files",{"title":691,"path":692,"stem":693},"Статичні Активи: MapStaticAssets (ASP.NET Core 9.0)","/csharp/aspnet/minimal-api/static-assets","01.csharp/11.aspnet/01.minimal-api/08.static-assets",{"title":695,"path":696,"stem":697},"Конфігурація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/configuration-fundamentals","01.csharp/11.aspnet/01.minimal-api/09.configuration-fundamentals",{"title":699,"path":700,"stem":701},"Конфігурація: Паттерн Options","/csharp/aspnet/minimal-api/configuration-options","01.csharp/11.aspnet/01.minimal-api/10.configuration-options",{"title":703,"path":704,"stem":705},"Логування в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/logging-basics","01.csharp/11.aspnet/01.minimal-api/11.logging-basics",{"title":707,"path":708,"stem":709},"Логування: Serilog та Middleware","/csharp/aspnet/minimal-api/logging-advanced","01.csharp/11.aspnet/01.minimal-api/12.logging-advanced",{"title":711,"path":712,"stem":713},"Управління станом: HttpContext.Items та Cookies","/csharp/aspnet/minimal-api/state-management","01.csharp/11.aspnet/01.minimal-api/13.state-management",{"title":715,"path":716,"stem":717},"Стан сесії: Sessions","/csharp/aspnet/minimal-api/session-state","01.csharp/11.aspnet/01.minimal-api/14.session-state",{"title":719,"path":720,"stem":721},"Структура проєкту: від хаосу до архітектури","/csharp/aspnet/minimal-api/project-structure","01.csharp/11.aspnet/01.minimal-api/15.project-structure",{"title":723,"path":724,"stem":725},"Scalar у Minimal API: повний проєкт і Fluent OpenAPI","/csharp/aspnet/minimal-api/scalar-openapi-fluent","01.csharp/11.aspnet/01.minimal-api/16.scalar-openapi-fluent",{"title":727,"path":728,"stem":729},"Swagger / Swashbuckle у Minimal API: окремий класичний шлях","/csharp/aspnet/minimal-api/swagger-swashbuckle","01.csharp/11.aspnet/01.minimal-api/17.swagger-swashbuckle",{"title":731,"icon":658,"path":732,"stem":733,"children":734,"page":59},"API","/csharp/aspnet/api","01.csharp/11.aspnet/02.api",[735,739,743,747,751,755,759,763,767,771,775,779,783,787],{"title":736,"path":737,"stem":738},"Що таке API. Клієнт-серверна архітектура","/csharp/aspnet/api/what-is-api","01.csharp/11.aspnet/02.api/01.what-is-api",{"title":740,"path":741,"stem":742},"Формати даних: JSON, XML, TOML та бінарні формати","/csharp/aspnet/api/data-formats","01.csharp/11.aspnet/02.api/02.data-formats",{"title":744,"path":745,"stem":746},"Парадигми API та концепція REST","/csharp/aspnet/api/api-paradigms-rest","01.csharp/11.aspnet/02.api/03.api-paradigms-rest",{"title":748,"path":749,"stem":750},"HTTP-методи, статус-коди та заголовки","/csharp/aspnet/api/http-methods-status-codes","01.csharp/11.aspnet/02.api/04.http-methods-status-codes",{"title":752,"path":753,"stem":754},"Організація HTTP API за принципами REST","/csharp/aspnet/api/rest-organizing","01.csharp/11.aspnet/02.api/05.rest-organizing",{"title":756,"path":757,"stem":758},"Номенклатура URL та CRUD-операції","/csharp/aspnet/api/url-nomenclature-crud","01.csharp/11.aspnet/02.api/06.url-nomenclature-crud",{"title":760,"path":761,"stem":762},"Правила дизайну: іменування та стандарти","/csharp/aspnet/api/api-design-naming","01.csharp/11.aspnet/02.api/07.api-design-naming",{"title":764,"path":765,"stem":766},"Валідація, ліміти та обробка помилок","/csharp/aspnet/api/api-design-validation","01.csharp/11.aspnet/02.api/08.api-design-validation",{"title":768,"path":769,"stem":770},"Обробка помилок у Minimal API","/csharp/aspnet/api/error-handling-http","01.csharp/11.aspnet/02.api/09.error-handling-http",{"title":772,"path":773,"stem":774},"Ідемпотентність та синхронізація стану","/csharp/aspnet/api/idempotency-sync","01.csharp/11.aspnet/02.api/10.idempotency-sync",{"title":776,"path":777,"stem":778},"Пагінація та організація списків","/csharp/aspnet/api/pagination-lists","01.csharp/11.aspnet/02.api/11.pagination-lists",{"title":780,"path":781,"stem":782},"Безпека API, кешування та інтернаціоналізація","/csharp/aspnet/api/security-auth","01.csharp/11.aspnet/02.api/12.security-auth",{"title":784,"path":785,"stem":786},"Процес проєктування API та документування","/csharp/aspnet/api/api-design-process","01.csharp/11.aspnet/02.api/13.api-design-process",{"title":788,"path":789,"stem":790},"OpenAPI: контракт, специфікація та документація API","/csharp/aspnet/api/openapi","01.csharp/11.aspnet/02.api/14.openapi",{"title":792,"icon":793,"path":794,"stem":795,"children":796,"page":59},"Auth","i-lucide-shield-check","/csharp/aspnet/auth","01.csharp/11.aspnet/03.auth",[797,801,805,809,813,817,821,825,829,833,837,841,845,849,853,857,861,865],{"title":798,"path":799,"stem":800},"Основи аутентифікації та авторизації","/csharp/aspnet/auth/auth-fundamentals","01.csharp/11.aspnet/03.auth/01.auth-fundamentals",{"title":802,"path":803,"stem":804},"JWT-аутентифікація","/csharp/aspnet/auth/jwt-authentication","01.csharp/11.aspnet/03.auth/02.jwt-authentication",{"title":806,"path":807,"stem":808},"Авторизація: ролі, політики та resource-based доступ","/csharp/aspnet/auth/authorization-policies","01.csharp/11.aspnet/03.auth/03.authorization-policies",{"title":810,"path":811,"stem":812},"Cookie-аутентифікація та ASP.NET Core Identity","/csharp/aspnet/auth/cookie-auth-identity","01.csharp/11.aspnet/03.auth/04.cookie-auth-identity",{"title":814,"path":815,"stem":816},"JWT + Refresh Tokens (HttpOnly Cookie)","/csharp/aspnet/auth/04b.identity-auth-jwt","01.csharp/11.aspnet/03.auth/04b.identity-auth-jwt",{"title":818,"path":819,"stem":820},"Identity: Підтвердження Email та Скидання Пароля","/csharp/aspnet/auth/identity-email-confirmation","01.csharp/11.aspnet/03.auth/05.identity-email-confirmation",{"title":822,"path":823,"stem":824},"Identity: Двофакторна Аутентифікація (2FA)","/csharp/aspnet/auth/identity-two-factor","01.csharp/11.aspnet/03.auth/06.identity-two-factor",{"title":826,"path":827,"stem":828},"Identity: Внутрішня Архітектура та Кастомізація","/csharp/aspnet/auth/identity-internals","01.csharp/11.aspnet/03.auth/07.identity-internals",{"title":830,"path":831,"stem":832},"OAuth 2.0 та зовнішні провайдери","/csharp/aspnet/auth/oauth-external-providers","01.csharp/11.aspnet/03.auth/08.oauth-external-providers",{"title":834,"path":835,"stem":836},"Безпека на практиці: CORS, HTTPS та захист від атак","/csharp/aspnet/auth/security-hardening","01.csharp/11.aspnet/03.auth/09.security-hardening",{"title":838,"path":839,"stem":840},"Теорія OAuth 2.0: Поняття, Аналогії та Флоу","/csharp/aspnet/auth/oauth-theory","01.csharp/11.aspnet/03.auth/10.oauth-theory",{"title":842,"path":843,"stem":844},"OIDC, OAuth 2.0 та Keycloak в ASP.NET Core","/csharp/aspnet/auth/oidc-keycloak","01.csharp/11.aspnet/03.auth/10.oidc-keycloak",{"title":846,"path":847,"stem":848},"API Keys аутентифікація в ASP.NET Core","/csharp/aspnet/auth/api-keys","01.csharp/11.aspnet/03.auth/11.api-keys",{"title":850,"path":851,"stem":852},"Rate Limiting та Throttling в ASP.NET Core","/csharp/aspnet/auth/rate-limiting","01.csharp/11.aspnet/03.auth/12.rate-limiting",{"title":854,"path":855,"stem":856},"Refresh Token Rotation в ASP.NET Core","/csharp/aspnet/auth/refresh-token-rotation","01.csharp/11.aspnet/03.auth/13.refresh-token-rotation",{"title":858,"path":859,"stem":860},"Certificate Authentication та mTLS в ASP.NET Core","/csharp/aspnet/auth/certificate-auth","01.csharp/11.aspnet/03.auth/14.certificate-auth",{"title":862,"path":863,"stem":864},"RBAC, ABAC та ReBAC в ASP.NET Core","/csharp/aspnet/auth/rbac-abac-rebac","01.csharp/11.aspnet/03.auth/15.rbac-abac-rebac",{"title":866,"path":867,"stem":868},"Multi-tenancy та ізоляція даних в ASP.NET Core","/csharp/aspnet/auth/multi-tenancy","01.csharp/11.aspnet/03.auth/16.multi-tenancy",{"title":870,"icon":871,"path":872,"stem":873,"children":874,"page":59},"Нотифікації","i-lucide-bell","/csharp/aspnet/notifications","01.csharp/11.aspnet/04.notifications",[875,879,883,887,891,895,899,903,907,911,915,919,923],{"title":876,"path":877,"stem":878},"In-App нотифікації через базу даних","/csharp/aspnet/notifications/in-app-database-notifications","01.csharp/11.aspnet/04.notifications/01.in-app-database-notifications",{"title":880,"path":881,"stem":882},"Polling: Регулярний запит оновлень","/csharp/aspnet/notifications/polling","01.csharp/11.aspnet/04.notifications/02.polling",{"title":884,"path":885,"stem":886},"Server-Sent Events: Однострімовий push від сервера","/csharp/aspnet/notifications/server-sent-events","01.csharp/11.aspnet/04.notifications/03.server-sent-events",{"title":888,"path":889,"stem":890},"WebSockets: Двостороннє з'єднання в реальному часі","/csharp/aspnet/notifications/websockets","01.csharp/11.aspnet/04.notifications/04.websockets",{"title":892,"path":893,"stem":894},"SignalR: Абстракція над транспортами реального часу","/csharp/aspnet/notifications/signalr","01.csharp/11.aspnet/04.notifications/05.signalr",{"title":896,"path":897,"stem":898},"Background Services: Фонові задачі в ASP.NET Core","/csharp/aspnet/notifications/background-services","01.csharp/11.aspnet/04.notifications/06.background-services",{"title":900,"path":901,"stem":902},"Web Push нотифікації","/csharp/aspnet/notifications/web-push","01.csharp/11.aspnet/04.notifications/07.web-push",{"title":904,"path":905,"stem":906},"Email нотифікації","/csharp/aspnet/notifications/email-notifications","01.csharp/11.aspnet/04.notifications/08.email-notifications",{"title":908,"path":909,"stem":910},"Порівняння підходів: Як вибрати правильну технологію нотифікацій","/csharp/aspnet/notifications/choosing-the-right-approach","01.csharp/11.aspnet/04.notifications/09.choosing-the-right-approach",{"title":912,"path":913,"stem":914},"Hangfire: Надійне планування фонових задач","/csharp/aspnet/notifications/hangfire","01.csharp/11.aspnet/04.notifications/10.hangfire",{"title":916,"path":917,"stem":918},"Практика: Конвертація зображень у WebP через Hangfire","/csharp/aspnet/notifications/hangfire-image-webp","01.csharp/11.aspnet/04.notifications/11.hangfire-image-webp",{"title":920,"path":921,"stem":922},"Практика: Підготовка відео до HLS-стрімінгу через Hangfire","/csharp/aspnet/notifications/hangfire-video-hls","01.csharp/11.aspnet/04.notifications/12.hangfire-video-hls",{"title":924,"path":925,"stem":926},"Telegram-нотифікації: від одного повідомлення до масових розсилок і мульти-канального підходу","/csharp/aspnet/notifications/telegram-notifications","01.csharp/11.aspnet/04.notifications/13.telegram-notifications",{"title":928,"icon":929,"path":930,"stem":931,"children":932,"page":59},"Інтернаціоналізація","i-lucide-languages","/csharp/aspnet/i18n","01.csharp/11.aspnet/05.i18n",[933,937],{"title":934,"path":935,"stem":936},"Інтернаціоналізація (i18n) у Minimal API: від A до Я","/csharp/aspnet/i18n/internationalization","01.csharp/11.aspnet/05.i18n/01.internationalization",{"title":938,"path":939,"stem":940},"Humanizer: людиномовні рядки у .NET","/csharp/aspnet/i18n/humanizer","01.csharp/11.aspnet/05.i18n/02.humanizer",{"title":942,"icon":943,"path":944,"stem":945,"children":946,"page":59},"Кешування","i-lucide-layers","/csharp/aspnet/caching","01.csharp/11.aspnet/06.caching",[947,951,955,959,963],{"title":948,"path":949,"stem":950},"Огляд кешування: чотири рівні і коли що обирати","/csharp/aspnet/caching/caching","01.csharp/11.aspnet/06.caching/01.caching",{"title":952,"path":953,"stem":954},"IMemoryCache: кеш в оперативній пам'яті","/csharp/aspnet/caching/memory-cache","01.csharp/11.aspnet/06.caching/02.memory-cache",{"title":956,"path":957,"stem":958},"IDistributedCache і Redis: розподілений кеш","/csharp/aspnet/caching/distributed-cache","01.csharp/11.aspnet/06.caching/03.distributed-cache",{"title":960,"path":961,"stem":962},"Response Cache: HTTP-кешування через Cache-Control","/csharp/aspnet/caching/response-cache","01.csharp/11.aspnet/06.caching/04.response-cache",{"title":964,"path":965,"stem":966},"Output Cache: серверний кеш HTTP-відповідей (.NET 7+)","/csharp/aspnet/caching/output-cache","01.csharp/11.aspnet/06.caching/05.output-cache",{"title":968,"icon":969,"path":970,"stem":971,"children":972,"page":59},"Тестування","i-lucide-test-tube","/csharp/aspnet/testing","01.csharp/11.aspnet/07.testing",[973,977,981,985,989,993,997,1001,1005,1009,1013,1017,1021,1025,1029,1033,1037,1041,1045,1049,1053],{"title":974,"path":975,"stem":976},"Що таке тестування? Від інтуїції до науки","/csharp/aspnet/testing/what-is-testing","01.csharp/11.aspnet/07.testing/01.what-is-testing",{"title":978,"path":979,"stem":980},"Піраміда тестування — Стратегія, а не Догма","/csharp/aspnet/testing/testing-pyramid","01.csharp/11.aspnet/07.testing/02.testing-pyramid",{"title":982,"path":983,"stem":984},"Дві Школи Тестування — Лондон проти Детройту","/csharp/aspnet/testing/testing-schools","01.csharp/11.aspnet/07.testing/03.testing-schools",{"title":986,"path":987,"stem":988},"TDD та BDD — Тести як Дизайн-інструмент","/csharp/aspnet/testing/tdd-and-bdd","01.csharp/11.aspnet/07.testing/04.tdd-and-bdd",{"title":990,"path":991,"stem":992},"Що саме тестувати — Техніки аналізу та Циклomatична складність","/csharp/aspnet/testing/what-to-test","01.csharp/11.aspnet/07.testing/05.what-to-test",{"title":994,"path":995,"stem":996},"Тестові Фреймворки — Навіщо вони і що всередині","/csharp/aspnet/testing/test-frameworks","01.csharp/11.aspnet/07.testing/06.test-frameworks",{"title":998,"path":999,"stem":1000},"xUnit — Факти, Теорії та Lifecycle тестів","/csharp/aspnet/testing/xunit-basics","01.csharp/11.aspnet/07.testing/07.xunit-basics",{"title":1002,"path":1003,"stem":1004},"xUnit Advanced — Fixtures, Кастомізація та Розширення","/csharp/aspnet/testing/xunit-advanced","01.csharp/11.aspnet/07.testing/08.xunit-advanced",{"title":1006,"path":1007,"stem":1008},"Moq — Глибоке занурення в мокування","/csharp/aspnet/testing/mocking-with-moq","01.csharp/11.aspnet/07.testing/09.mocking-with-moq",{"title":1010,"path":1011,"stem":1012},"Тестування Баз Даних — EF Core, SQLite та Testcontainers","/csharp/aspnet/testing/database-testing","01.csharp/11.aspnet/07.testing/10.database-testing",{"title":1014,"path":1015,"stem":1016},"Integration Testing — Частина 1 [Теорія та WebApplicationFactory]","/csharp/aspnet/testing/integration-testing","01.csharp/11.aspnet/07.testing/11.integration-testing",{"title":1018,"path":1019,"stem":1020},"Інтеграційне тестування — Практика","/csharp/aspnet/testing/11a.integration-testing-practice","01.csharp/11.aspnet/07.testing/11a.integration-testing-practice",{"title":1022,"path":1023,"stem":1024},"Integration Testing — Частина 2 [Просунуті Сценарії та Testcontainers]","/csharp/aspnet/testing/integration-testing-advanced","01.csharp/11.aspnet/07.testing/12.integration-testing-advanced",{"title":1026,"path":1027,"stem":1028},"Професійний Postman: Колекції, Змінні та GitHub Інтеграція","/csharp/aspnet/testing/postman-professional","01.csharp/11.aspnet/07.testing/13.postman-professional",{"title":1030,"path":1031,"stem":1032},"HttpClient у Тестах Частина 1: Архітектура та MockHttpMessageHandler","/csharp/aspnet/testing/httpclient-testing","01.csharp/11.aspnet/07.testing/14.httpclient-testing",{"title":1034,"path":1035,"stem":1036},"HttpClient у Тестах Частина 2: WireMock.Net та Resilience","/csharp/aspnet/testing/wiremock-net","01.csharp/11.aspnet/07.testing/15.wiremock-net",{"title":1038,"path":1039,"stem":1040},"Патерни та Анти-патерни Тестування: Test Smells","/csharp/aspnet/testing/testing-patterns","01.csharp/11.aspnet/07.testing/16.testing-patterns",{"title":1042,"path":1043,"stem":1044},"Просунуті інструменти: Time, Snapshots та Властивості","/csharp/aspnet/testing/advanced-testing-tools","01.csharp/11.aspnet/07.testing/17.advanced-testing-tools",{"title":1046,"path":1047,"stem":1048},"Тестування Архітектури з NetArchTest","/csharp/aspnet/testing/architecture-testing","01.csharp/11.aspnet/07.testing/18.architecture-testing",{"title":1050,"path":1051,"stem":1052},"Тестування Продуктивності: BenchmarkDotNet, NBomber та k6","/csharp/aspnet/testing/performance-testing","01.csharp/11.aspnet/07.testing/19.performance-testing",{"title":1054,"path":1055,"stem":1056},"Залишок плану для курсу \"Тестування ASP.NET Minimal API\"","/csharp/aspnet/testing/remaining_plan","01.csharp/11.aspnet/07.testing/remaining_plan",{"title":1058,"icon":1059,"path":1060,"stem":1061,"children":1062,"page":59},"Платежі","i-lucide-credit-card","/csharp/aspnet/payments","01.csharp/11.aspnet/08.payments",[1063,1067,1071,1075,1079,1083,1087,1091,1095,1099,1103,1107],{"title":1064,"path":1065,"stem":1066},"Основи платіжної інфраструктури","/csharp/aspnet/payments/payment-fundamentals","01.csharp/11.aspnet/08.payments/01.payment-fundamentals",{"title":1068,"path":1069,"stem":1070},"Методи оплати в Україні","/csharp/aspnet/payments/payment-methods-ukraine","01.csharp/11.aspnet/08.payments/02.payment-methods-ukraine",{"title":1072,"path":1073,"stem":1074},"PCI DSS та безпека платежів","/csharp/aspnet/payments/pci-dss-security","01.csharp/11.aspnet/08.payments/03.pci-dss-security",{"title":1076,"path":1077,"stem":1078},"Архітектура платіжної підсистеми","/csharp/aspnet/payments/payment-architecture","01.csharp/11.aspnet/08.payments/04.payment-architecture",{"title":1080,"path":1081,"stem":1082},"Інтеграція LiqPay (ПриватБанк)","/csharp/aspnet/payments/liqpay-integration","01.csharp/11.aspnet/08.payments/05.liqpay-integration",{"title":1084,"path":1085,"stem":1086},"Інтеграція Monobank Acquiring API","/csharp/aspnet/payments/monobank-acquiring","01.csharp/11.aspnet/08.payments/06.monobank-acquiring",{"title":1088,"path":1089,"stem":1090},"Інтеграція Stripe","/csharp/aspnet/payments/stripe-integration","01.csharp/11.aspnet/08.payments/07.stripe-integration",{"title":1092,"path":1093,"stem":1094},"Webhooks — глибоке занурення","/csharp/aspnet/payments/webhooks-deep-dive","01.csharp/11.aspnet/08.payments/08.webhooks-deep-dive",{"title":1096,"path":1097,"stem":1098},"Підписки та рекурентні платежі","/csharp/aspnet/payments/subscriptions-recurring","01.csharp/11.aspnet/08.payments/09.subscriptions-recurring",{"title":1100,"path":1101,"stem":1102},"Повернення коштів та диспути","/csharp/aspnet/payments/refunds-disputes","01.csharp/11.aspnet/08.payments/10.refunds-disputes",{"title":1104,"path":1105,"stem":1106},"Тестування платіжних інтеграцій","/csharp/aspnet/payments/testing-payments","01.csharp/11.aspnet/08.payments/11.testing-payments",{"title":1108,"path":1109,"stem":1110},"Чекліст виходу в Production","/csharp/aspnet/payments/production-checklist","01.csharp/11.aspnet/08.payments/12.production-checklist",{"title":1112,"icon":1113,"items":1114,"path":1127,"stem":1128,"children":1129,"page":59},"Популярні бібліотеки","lucide:box",[1115,1116,1117,1118,1119,1120,1121,1122,1123,1124,1125,1126],"01.fluent-validation","02.mapster","03.erroror-result-pattern","04.serilog","05.mediatr","06.polly","07.health-checks","08.feature-management","09.fluent-email","10.quest-pdf","11.bogus","12.humanizer-guard","/csharp/aspnet/libraries","01.csharp/11.aspnet/09.libraries",[1130,1134,1138,1142,1146,1150,1154,1158,1162,1166,1170,1174,1178],{"title":1131,"path":1132,"stem":1133},"Валідація з FluentValidation в ASP.NET Core","/csharp/aspnet/libraries/fluent-validation","01.csharp/11.aspnet/09.libraries/01.fluent-validation",{"title":1135,"path":1136,"stem":1137},"Маппінг об","/csharp/aspnet/libraries/mapster","01.csharp/11.aspnet/09.libraries/02.mapster",{"title":1139,"path":1140,"stem":1141},"Обробка помилок з ErrorOr та Result Pattern в ASP.NET Core","/csharp/aspnet/libraries/erroror-result-pattern","01.csharp/11.aspnet/09.libraries/03.erroror-result-pattern",{"title":1143,"path":1144,"stem":1145},"Структуроване логування з Serilog в ASP.NET Core","/csharp/aspnet/libraries/serilog","01.csharp/11.aspnet/09.libraries/04.serilog",{"title":1147,"path":1148,"stem":1149},"CQRS та Mediator з MediatR в ASP.NET Core","/csharp/aspnet/libraries/mediatr","01.csharp/11.aspnet/09.libraries/05.mediatr",{"title":1151,"path":1152,"stem":1153},"Відмовостійкість з Polly в ASP.NET Core","/csharp/aspnet/libraries/polly","01.csharp/11.aspnet/09.libraries/06.polly",{"title":1155,"path":1156,"stem":1157},"Health Checks в ASP.NET Core","/csharp/aspnet/libraries/health-checks","01.csharp/11.aspnet/09.libraries/07.health-checks",{"title":1159,"path":1160,"stem":1161},"Feature Management та Feature Flags в ASP.NET Core","/csharp/aspnet/libraries/feature-management","01.csharp/11.aspnet/09.libraries/08.feature-management",{"title":1163,"path":1164,"stem":1165},"Відправка Email з FluentEmail в ASP.NET Core","/csharp/aspnet/libraries/fluent-email","01.csharp/11.aspnet/09.libraries/09.fluent-email",{"title":1167,"path":1168,"stem":1169},"Генерація PDF з QuestPDF в ASP.NET Core","/csharp/aspnet/libraries/quest-pdf","01.csharp/11.aspnet/09.libraries/10.quest-pdf",{"title":1171,"path":1172,"stem":1173},"Генерація тестових даних з Bogus в ASP.NET Core","/csharp/aspnet/libraries/bogus","01.csharp/11.aspnet/09.libraries/11.bogus",{"title":1175,"path":1176,"stem":1177},"Humanizer та Guard Clauses в ASP.NET Core","/csharp/aspnet/libraries/humanizer-guard","01.csharp/11.aspnet/09.libraries/12.humanizer-guard",{"title":1179,"path":1180,"stem":1181},"План модуля 10.libraries — Популярні бібліотеки ASP.NET","/csharp/aspnet/libraries/plan","01.csharp/11.aspnet/09.libraries/plan",{"title":1183,"icon":1184,"path":1185,"stem":1186,"children":1187,"page":59},"Razor Pages","i-lucide-layout-template","/csharp/aspnet/razor-pages","01.csharp/11.aspnet/10.razor-pages",[1188,1192,1196,1200,1204,1208],{"title":1189,"path":1190,"stem":1191},"Від Minimal API до Razor Pages: концептуальний перехід","/csharp/aspnet/razor-pages/from-minimal-api","01.csharp/11.aspnet/10.razor-pages/01.from-minimal-api",{"title":1193,"path":1194,"stem":1195},"PageModel: логіка сторінки Razor Pages","/csharp/aspnet/razor-pages/page-model","01.csharp/11.aspnet/10.razor-pages/02.page-model",{"title":1197,"path":1198,"stem":1199},"Razor синтаксис: шаблонізатор у .cshtml","/csharp/aspnet/razor-pages/razor-syntax","01.csharp/11.aspnet/10.razor-pages/03.razor-syntax",{"title":1201,"path":1202,"stem":1203},"Tag Helpers: типізований HTML","/csharp/aspnet/razor-pages/tag-helpers","01.csharp/11.aspnet/10.razor-pages/04.tag-helpers",{"title":1205,"path":1206,"stem":1207},"Форми і валідація: повний цикл обробки даних","/csharp/aspnet/razor-pages/forms-validation","01.csharp/11.aspnet/10.razor-pages/05.forms-validation",{"title":1209,"path":1210,"stem":1211},"Практичний проєкт: TaskManager на Razor Pages","/csharp/aspnet/razor-pages/project-task-manager","01.csharp/11.aspnet/10.razor-pages/06.project-task-manager",{"title":1213,"path":1214,"stem":1215,"children":1216,"page":59},"ASP.NET Core MVC","/csharp/aspnet/mvc","01.csharp/11.aspnet/11.mvc",[1217,1221,1225,1229,1233,1237,1241,1245,1249,1253,1257,1261,1265,1269,1273,1277,1281,1285],{"title":1218,"path":1219,"stem":1220},"Патерн MVC: архітектура, що змінила веб","/csharp/aspnet/mvc/mvc-pattern","01.csharp/11.aspnet/11.mvc/01.mvc-pattern",{"title":1222,"path":1223,"stem":1224},"Від Razor Pages до MVC: концептуальний перехід","/csharp/aspnet/mvc/from-razor-pages","01.csharp/11.aspnet/11.mvc/02.from-razor-pages",{"title":1226,"path":1227,"stem":1228},"Controllers та Actions: серце MVC","/csharp/aspnet/mvc/controllers-actions","01.csharp/11.aspnet/11.mvc/03.controllers-actions",{"title":1230,"path":1231,"stem":1232},"Маршрутизація в MVC: Convention vs Attribute Routing","/csharp/aspnet/mvc/routing-mvc","01.csharp/11.aspnet/11.mvc/04.routing-mvc",{"title":1234,"path":1235,"stem":1236},"Model Binding: від HTTP до C#","/csharp/aspnet/mvc/model-binding","01.csharp/11.aspnet/11.mvc/05.model-binding",{"title":1238,"path":1239,"stem":1240},"Views, ViewData, ViewBag, TempData і ViewModel","/csharp/aspnet/mvc/views-viewdata-tempdata","01.csharp/11.aspnet/11.mvc/06.views-viewdata-tempdata",{"title":1242,"path":1243,"stem":1244},"Filters: аспектно-орієнтоване програмування в MVC","/csharp/aspnet/mvc/filters","01.csharp/11.aspnet/11.mvc/07.filters",{"title":1246,"path":1247,"stem":1248},"Areas: структурування великих застосунків","/csharp/aspnet/mvc/areas","01.csharp/11.aspnet/11.mvc/08.areas",{"title":1250,"path":1251,"stem":1252},"View Components: повторювані незалежні блоки UI","/csharp/aspnet/mvc/view-components","01.csharp/11.aspnet/11.mvc/09.view-components",{"title":1254,"path":1255,"stem":1256},"Display та Editor Templates","/csharp/aspnet/mvc/display-editor-templates","01.csharp/11.aspnet/11.mvc/10.display-editor-templates",{"title":1258,"path":1259,"stem":1260},"Валідація: IValidatableObject та FluentValidation","/csharp/aspnet/mvc/validation-advanced","01.csharp/11.aspnet/11.mvc/11.validation-advanced",{"title":1262,"path":1263,"stem":1264},"HTMX: інтерактивність через HTML-атрибути","/csharp/aspnet/mvc/htmx","01.csharp/11.aspnet/11.mvc/12.htmx",{"title":1266,"path":1267,"stem":1268},"HTMX у ASP.NET Core MVC: серверна інтеграція","/csharp/aspnet/mvc/ajax-htmx-mvc","01.csharp/11.aspnet/11.mvc/13.ajax-htmx-mvc",{"title":1270,"path":1271,"stem":1272},"Практичний проєкт: Каталог товарів з HTMX","/csharp/aspnet/mvc/htmx-project","01.csharp/11.aspnet/11.mvc/14.htmx-project",{"title":1274,"path":1275,"stem":1276},"Завантаження та обробка файлів","/csharp/aspnet/mvc/file-upload","01.csharp/11.aspnet/11.mvc/15.file-upload",{"title":1278,"path":1279,"stem":1280},"Глобалізація та Локалізація MVC","/csharp/aspnet/mvc/globalization-localization","01.csharp/11.aspnet/11.mvc/16.globalization-localization",{"title":1282,"path":1283,"stem":1284},"Підсумковий проєкт: Блог-платформа","/csharp/aspnet/mvc/mvc-project","01.csharp/11.aspnet/11.mvc/17.mvc-project",{"title":1286,"path":1287,"stem":1288},"План курсу: ASP.NET Core MVC","/csharp/aspnet/mvc/plan","01.csharp/11.aspnet/11.mvc/plan",{"title":1290,"path":1291,"stem":1292,"children":1293,"page":59},"Web Api","/csharp/aspnet/web-api","01.csharp/11.aspnet/12.web-api",[1294,1298,1302,1306,1310,1314,1318,1322,1326,1330,1334,1338,1342],{"title":1295,"path":1296,"stem":1297},"Від Minimal API до Controller-based API","/csharp/aspnet/web-api/from-minimal-api-to-controllers","01.csharp/11.aspnet/12.web-api/01.from-minimal-api-to-controllers",{"title":1299,"path":1300,"stem":1301},"ControllerBase, ActionResult\u003CT> та Response Types","/csharp/aspnet/web-api/controller-base-actionresult","01.csharp/11.aspnet/12.web-api/02.controller-base-actionresult",{"title":1303,"path":1304,"stem":1305},"Content Negotiation - JSON, XML та власні форматери","/csharp/aspnet/web-api/content-negotiation","01.csharp/11.aspnet/12.web-api/03.content-negotiation",{"title":1307,"path":1308,"stem":1309},"Версіонування API","/csharp/aspnet/web-api/api-versioning","01.csharp/11.aspnet/12.web-api/04.api-versioning",{"title":1311,"path":1312,"stem":1313},"ProblemDetails та структурована обробка помилок","/csharp/aspnet/web-api/problemdetails-error-handling","01.csharp/11.aspnet/12.web-api/05.problemdetails-error-handling",{"title":1315,"path":1316,"stem":1317},"Фільтри у Web API контексті","/csharp/aspnet/web-api/filters-for-api","01.csharp/11.aspnet/12.web-api/06.filters-for-api",{"title":1319,"path":1320,"stem":1321},"Пагінація, фільтрація та сортування","/csharp/aspnet/web-api/pagination-filtering-sorting","01.csharp/11.aspnet/12.web-api/07.pagination-filtering-sorting",{"title":1323,"path":1324,"stem":1325},"HATEOAS та Resource Expansion","/csharp/aspnet/web-api/hateoas-resource-expansion","01.csharp/11.aspnet/12.web-api/08.hateoas-resource-expansion",{"title":1327,"path":1328,"stem":1329},"Гібридна архітектура - Minimal API + Controllers","/csharp/aspnet/web-api/minimal-api-vs-controllers-hybrid","01.csharp/11.aspnet/12.web-api/09.minimal-api-vs-controllers-hybrid",{"title":1331,"path":1332,"stem":1333},"Документація API - Swashbuckle, NSwag та генерація клієнтів","/csharp/aspnet/web-api/api-documentation-generation","01.csharp/11.aspnet/12.web-api/10.api-documentation-generation",{"title":1335,"path":1336,"stem":1337},"Health Checks та моніторинг API","/csharp/aspnet/web-api/health-checks-monitoring","01.csharp/11.aspnet/12.web-api/11.health-checks-monitoring",{"title":1339,"path":1340,"stem":1341},"Підсумковий проєкт - Production-Ready REST API","/csharp/aspnet/web-api/web-api-project","01.csharp/11.aspnet/12.web-api/12.web-api-project",{"title":1343,"path":1344,"stem":1345},"План курсу: ASP.NET Core Web API (Controllers)","/csharp/aspnet/web-api/plan","01.csharp/11.aspnet/12.web-api/plan",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":59},"Desktop UI","i-lucide-app-window","/csharp/desktop-ui","01.csharp/12.desktop-ui",[1352,1356,1360,1364,1368,1372,1376,1380,1384,1388,1392,1396,1400,1404,1408,1412,1416,1420,1424,1428,1432,1436,1440,1444,1448,1452,1456,1460,1464,1468,1472,1476,1480,1484,1488,1492,1496,1500,1504,1508,1512,1516,1520,1524,1528,1532,1536,1540,1544,1548,1552,1556,1560,1564,1568,1572,1576,1580,1584,1588,1592,1596,1600,1604,1608,1612,1616,1620,1624,1628,1632],{"title":1353,"path":1354,"stem":1355},"Що таке десктопна розробка?","/csharp/desktop-ui/what-is-desktop-dev","01.csharp/12.desktop-ui/01.what-is-desktop-dev",{"title":1357,"path":1358,"stem":1359},"Архітектура WPF — як влаштований графічний інтерфейс","/csharp/desktop-ui/wpf-architecture","01.csharp/12.desktop-ui/02.wpf-architecture",{"title":1361,"path":1362,"stem":1363},"Перший WPF-проєкт — від нуля до вікна","/csharp/desktop-ui/first-wpf-app","01.csharp/12.desktop-ui/03.first-wpf-app",{"title":1365,"path":1366,"stem":1367},"Перший Avalonia-проєкт: WPF для всіх платформ","/csharp/desktop-ui/03a.first-avalonia-app","01.csharp/12.desktop-ui/03a.first-avalonia-app",{"title":1369,"path":1370,"stem":1371},"XAML: декларативний інтерфейс","/csharp/desktop-ui/xaml-basics","01.csharp/12.desktop-ui/04.xaml-basics",{"title":1373,"path":1374,"stem":1375},"Fluent UI у WPF — сучасний дизайн Windows 11","/csharp/desktop-ui/04a.wpf-fluent-ui","01.csharp/12.desktop-ui/04a.wpf-fluent-ui",{"title":1377,"path":1378,"stem":1379},"WPF UI — сучасна бібліотека Fluent контролів","/csharp/desktop-ui/04b.wpf-ui-library","01.csharp/12.desktop-ui/04b.wpf-ui-library",{"title":1381,"path":1382,"stem":1383},"HandyControl — велика бібліотека UI контролів для WPF","/csharp/desktop-ui/04c.handycontrol-library","01.csharp/12.desktop-ui/04c.handycontrol-library",{"title":1385,"path":1386,"stem":1387},"Простори імен та ресурси XAML","/csharp/desktop-ui/xaml-namespaces-resources","01.csharp/12.desktop-ui/05.xaml-namespaces-resources",{"title":1389,"path":1390,"stem":1391},"XAML в Avalonia: ключові відмінності від WPF","/csharp/desktop-ui/05a.avalonia-xaml-differences","01.csharp/12.desktop-ui/05a.avalonia-xaml-differences",{"title":1393,"path":1394,"stem":1395},"Розширення розмітки XAML (Markup Extensions)","/csharp/desktop-ui/xaml-markup-extensions","01.csharp/12.desktop-ui/06.xaml-markup-extensions",{"title":1397,"path":1398,"stem":1399},"Панелі Layout: StackPanel, WrapPanel, DockPanel","/csharp/desktop-ui/layout-panels-part1","01.csharp/12.desktop-ui/07.layout-panels-part1",{"title":1401,"path":1402,"stem":1403},"Grid, Canvas, UniformGrid","/csharp/desktop-ui/layout-panels-part2","01.csharp/12.desktop-ui/07.layout-panels-part2",{"title":1405,"path":1406,"stem":1407},"Просунуті техніки Layout","/csharp/desktop-ui/layout-advanced","01.csharp/12.desktop-ui/08.layout-advanced",{"title":1409,"path":1410,"stem":1411},"Адаптивний Layout та найкращі практики","/csharp/desktop-ui/layout-responsive","01.csharp/12.desktop-ui/09.layout-responsive",{"title":1413,"path":1414,"stem":1415},"Layout в Avalonia: відмінності та нові можливості","/csharp/desktop-ui/09a.layout-avalonia","01.csharp/12.desktop-ui/09a.layout-avalonia",{"title":1417,"path":1418,"stem":1419},"Button, Image, ProgressBar та інші базові контроли","/csharp/desktop-ui/basic-controls","01.csharp/12.desktop-ui/10.basic-controls",{"title":1421,"path":1422,"stem":1423},"Контроли в Avalonia: відмінності від WPF","/csharp/desktop-ui/10a.controls-avalonia","01.csharp/12.desktop-ui/10a.controls-avalonia",{"title":1425,"path":1426,"stem":1427},"Текстові контроли — TextBlock, TextBox, RichTextBox","/csharp/desktop-ui/text-controls","01.csharp/12.desktop-ui/11.text-controls",{"title":1429,"path":1430,"stem":1431},"Контроли вибору — CheckBox, RadioButton, ComboBox, ListBox, DatePicker","/csharp/desktop-ui/selection-controls","01.csharp/12.desktop-ui/12.selection-controls",{"title":1433,"path":1434,"stem":1435},"Content Model — GroupBox, Expander, TabControl, StatusBar","/csharp/desktop-ui/content-controls","01.csharp/12.desktop-ui/13.content-controls",{"title":1437,"path":1438,"stem":1439},"UI/UX принципи десктопних застосунків","/csharp/desktop-ui/13a.ui-ux-principles","01.csharp/12.desktop-ui/13a.ui-ux-principles",{"title":1441,"path":1442,"stem":1443},"Dependency Properties — Концепція та Value Resolution","/csharp/desktop-ui/dependency-properties-part1","01.csharp/12.desktop-ui/14.dependency-properties-part1",{"title":1445,"path":1446,"stem":1447},"Avalonia Property System — StyledProperty та DirectProperty","/csharp/desktop-ui/14a.avalonia-property-system","01.csharp/12.desktop-ui/14a.avalonia-property-system",{"title":1449,"path":1450,"stem":1451},"Attached Properties — Властивості без меж","/csharp/desktop-ui/attached-properties","01.csharp/12.desktop-ui/15.attached-properties",{"title":1453,"path":1454,"stem":1455},"Routed Events — Маршрутизація подій у WPF","/csharp/desktop-ui/routed-events","01.csharp/12.desktop-ui/16.routed-events",{"title":1457,"path":1458,"stem":1459},"Data Binding — Від Code-Behind до Декларативності","/csharp/desktop-ui/data-binding-basics-part1","01.csharp/12.desktop-ui/17.data-binding-basics-part1",{"title":1461,"path":1462,"stem":1463},"INotifyPropertyChanged — Живе оновлення UI","/csharp/desktop-ui/data-binding-basics-part2","01.csharp/12.desktop-ui/17.data-binding-basics-part2",{"title":1465,"path":1466,"stem":1467},"Compiled Bindings в Avalonia — Безпека на етапі компіляції","/csharp/desktop-ui/17a.avalonia-compiled-bindings","01.csharp/12.desktop-ui/17a.avalonia-compiled-bindings",{"title":1469,"path":1470,"stem":1471},"Просунутий Data Binding — ElementName, RelativeSource, MultiBinding","/csharp/desktop-ui/data-binding-advanced","01.csharp/12.desktop-ui/18.data-binding-advanced",{"title":1473,"path":1474,"stem":1475},"Value Converters — Перетворення типів даних у Data Binding","/csharp/desktop-ui/value-converters","01.csharp/12.desktop-ui/19.value-converters",{"title":1477,"path":1478,"stem":1479},"Data Templates — Візуалізація об'єктів у WPF","/csharp/desktop-ui/data-templates","01.csharp/12.desktop-ui/20.data-templates",{"title":1481,"path":1482,"stem":1483},"Collections Binding Part 1 — ObservableCollection та ItemsControl","/csharp/desktop-ui/collections-binding-part1","01.csharp/12.desktop-ui/21.collections-binding-part1",{"title":1485,"path":1486,"stem":1487},"Collections Binding Part 2 — ICollectionView, Filtering, Sorting та Virtualization","/csharp/desktop-ui/collections-binding-part2","01.csharp/12.desktop-ui/21.collections-binding-part2",{"title":1489,"path":1490,"stem":1491},"MVVM Pattern — Від Spaghetti Code до архітектури","/csharp/desktop-ui/mvvm-pattern","01.csharp/12.desktop-ui/22.mvvm-pattern",{"title":1493,"path":1494,"stem":1495},"ViewModel Implementation — Від BaseViewModel до валідації","/csharp/desktop-ui/viewmodel-implementation","01.csharp/12.desktop-ui/23.viewmodel-implementation",{"title":1497,"path":1498,"stem":1499},"Commands — Від event handlers до декларативних команд","/csharp/desktop-ui/commands","01.csharp/12.desktop-ui/24.commands",{"title":1501,"path":1502,"stem":1503},"MVVM Toolkit — MVVM без boilerplate через Source Generators","/csharp/desktop-ui/mvvm-toolkit","01.csharp/12.desktop-ui/25.mvvm-toolkit",{"title":1505,"path":1506,"stem":1507},"Messenger Pattern — Комунікація між ViewModel без прямих посилань","/csharp/desktop-ui/messenger-pattern","01.csharp/12.desktop-ui/26.messenger-pattern",{"title":1509,"path":1510,"stem":1511},"Стилі WPF — CSS для десктопу","/csharp/desktop-ui/styles-basics","01.csharp/12.desktop-ui/27.styles-basics",{"title":1513,"path":1514,"stem":1515},"CSS-like стилі Avalonia","/csharp/desktop-ui/27a.avalonia-css-styling","01.csharp/12.desktop-ui/27a.avalonia-css-styling",{"title":1517,"path":1518,"stem":1519},"Control Templates — Частина 1. Концепція та TemplateBinding","/csharp/desktop-ui/control-templates-part1","01.csharp/12.desktop-ui/28.control-templates-part1",{"title":1521,"path":1522,"stem":1523},"Control Templates — Частина 2. Named Parts та ContentPresenter","/csharp/desktop-ui/control-templates-part2","01.csharp/12.desktop-ui/28.control-templates-part2",{"title":1525,"path":1526,"stem":1527},"Control Themes в Avalonia — нова ера стилізації","/csharp/desktop-ui/28a.avalonia-control-themes","01.csharp/12.desktop-ui/28a.avalonia-control-themes",{"title":1529,"path":1530,"stem":1531},"Triggers та Visual State Manager у WPF","/csharp/desktop-ui/triggers-visual-states","01.csharp/12.desktop-ui/29.triggers-visual-states",{"title":1533,"path":1534,"stem":1535},"Pseudo-classes в Avalonia — замість WPF Triggers","/csharp/desktop-ui/29a.avalonia-pseudo-classes","01.csharp/12.desktop-ui/29a.avalonia-pseudo-classes",{"title":1537,"path":1538,"stem":1539},"Теми та ресурсні словники у WPF","/csharp/desktop-ui/resources-themes","01.csharp/12.desktop-ui/30.resources-themes",{"title":1541,"path":1542,"stem":1543},"Avalonia Themes — Fluent Design та система тематизації","/csharp/desktop-ui/30a.avalonia-themes-fluent","01.csharp/12.desktop-ui/30a.avalonia-themes-fluent",{"title":1545,"path":1546,"stem":1547},"Контроли колекцій — глибоке занурення","/csharp/desktop-ui/collection-controls","01.csharp/12.desktop-ui/31.collection-controls",{"title":1549,"path":1550,"stem":1551},"DataGrid — колонки та базове відображення","/csharp/desktop-ui/datagrid-part1","01.csharp/12.desktop-ui/32.datagrid-part1",{"title":1553,"path":1554,"stem":1555},"DataGrid — сортування, фільтрація, редагування","/csharp/desktop-ui/datagrid-part2","01.csharp/12.desktop-ui/32.datagrid-part2",{"title":1557,"path":1558,"stem":1559},"TreeView та GridView","/csharp/desktop-ui/treeview-listview","01.csharp/12.desktop-ui/33.treeview-listview",{"title":1561,"path":1562,"stem":1563},"Меню, Toolbar, ContextMenu, StatusBar","/csharp/desktop-ui/menus-toolbars","01.csharp/12.desktop-ui/34.menus-toolbars",{"title":1565,"path":1566,"stem":1567},"Навігація та керування вікнами. Частина 1: вікна та сторінки","/csharp/desktop-ui/navigation-windows-part1","01.csharp/12.desktop-ui/35.navigation-windows-part1",{"title":1569,"path":1570,"stem":1571},"Навігація та керування вікнами. Частина 2: MVVM-навігація","/csharp/desktop-ui/navigation-windows-part2","01.csharp/12.desktop-ui/35.navigation-windows-part2",{"title":1573,"path":1574,"stem":1575},"Avalonia — Навігація та діалоги","/csharp/desktop-ui/35a.avalonia-navigation-dialogs","01.csharp/12.desktop-ui/35a.avalonia-navigation-dialogs",{"title":1577,"path":1578,"stem":1579},"Діалоги та File Pickers у WPF","/csharp/desktop-ui/dialogs-file-pickers","01.csharp/12.desktop-ui/36.dialogs-file-pickers",{"title":1581,"path":1582,"stem":1583},"UserControl: компонентний підхід у WPF","/csharp/desktop-ui/user-controls","01.csharp/12.desktop-ui/37.user-controls",{"title":1585,"path":1586,"stem":1587},"Custom Controls: Lookless Controls у WPF","/csharp/desktop-ui/custom-controls","01.csharp/12.desktop-ui/38.custom-controls",{"title":1589,"path":1590,"stem":1591},"Avalonia TemplatedControl — Lookless Controls","/csharp/desktop-ui/38a.avalonia-templated-controls","01.csharp/12.desktop-ui/38a.avalonia-templated-controls",{"title":1593,"path":1594,"stem":1595},"Анімації у WPF: Storyboard та Easing Functions","/csharp/desktop-ui/animations-transitions","01.csharp/12.desktop-ui/39.animations-transitions",{"title":1597,"path":1598,"stem":1599},"Анімації в Avalonia","/csharp/desktop-ui/39a.avalonia-animations","01.csharp/12.desktop-ui/39a.avalonia-animations",{"title":1601,"path":1602,"stem":1603},"2D Графіка та Мультимедіа у WPF","/csharp/desktop-ui/media-graphics","01.csharp/12.desktop-ui/40.media-graphics",{"title":1605,"path":1606,"stem":1607},"Dependency Injection у WPF та Avalonia","/csharp/desktop-ui/di-integration","01.csharp/12.desktop-ui/41.di-integration",{"title":1609,"path":1610,"stem":1611},"SQLite та EF Core у десктопних додатках","/csharp/desktop-ui/data-persistence-part1","01.csharp/12.desktop-ui/42.data-persistence-part1",{"title":1613,"path":1614,"stem":1615},"Repository Pattern та Unit of Work","/csharp/desktop-ui/data-persistence-part2","01.csharp/12.desktop-ui/43.data-persistence-part2",{"title":1617,"path":1618,"stem":1619},"Тестування ViewModels","/csharp/desktop-ui/viewmodel-testing","01.csharp/12.desktop-ui/44.viewmodel-testing",{"title":1621,"path":1622,"stem":1623},"Avalonia Headless Testing — тестування UI без вікон","/csharp/desktop-ui/44a.avalonia-headless-testing","01.csharp/12.desktop-ui/44a.avalonia-headless-testing",{"title":1625,"path":1626,"stem":1627},"Кросплатформна розробка з Avalonia","/csharp/desktop-ui/avalonia-cross-platform","01.csharp/12.desktop-ui/45.avalonia-cross-platform",{"title":1629,"path":1630,"stem":1631},"Пакування та розгортання Avalonia додатків","/csharp/desktop-ui/avalonia-packaging-deployment","01.csharp/12.desktop-ui/46.avalonia-packaging-deployment",{"title":1633,"path":1634,"stem":1635},"Розгортання WPF застосунків","/csharp/desktop-ui/wpf-packaging-deployment","01.csharp/12.desktop-ui/47.wpf-packaging-deployment",{"title":1637,"path":1638,"stem":1639},"C# & .NET: The Ultimate Roadmap","/csharp/roadmap","01.csharp/roadmap",{"title":1641,"icon":1642,"path":1643,"stem":1644,"children":1645,"page":59},"C++","i-devicon-cplusplus","/cpp","02.cpp",[1646,1650,1654,1658,1662,1666,1670,1674,1678,1681,1685,1689,1693,1697,1701,1705,1709,1713,1717,1721,1725,1729,1733,1737,1741,1745,1749,1753,1757,1761],{"title":1647,"path":1648,"stem":1649},"Вступ у програмування та алгоритми","/cpp/intro-algorithms","02.cpp/01.intro-algorithms",{"title":1651,"path":1652,"stem":1653},"Code Style: угоди про оформлення коду","/cpp/code-style","02.cpp/02.code-style",{"title":1655,"path":1656,"stem":1657},"Середовище розробки та перший 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типу void","/cpp/void-pointers","02.cpp/20.void-pointers",{"title":1726,"path":1727,"stem":1728},"Вказівники на вказівники","/cpp/pointers-to-pointers","02.cpp/21.pointers-to-pointers",{"title":1730,"path":1731,"stem":1732},"Оператор доступу до членів через вказівник (->)","/cpp/member-access-operator","02.cpp/22.member-access-operator",{"title":1734,"path":1735,"stem":1736},"Цикл for-each (Range-based for)","/cpp/foreach-loop","02.cpp/23.foreach-loop",{"title":1738,"path":1739,"stem":1740},"Вказівники на функції","/cpp/function-pointers","02.cpp/24.function-pointers",{"title":1742,"path":1743,"stem":1744},"Лямбда-вирази","/cpp/lambdas","02.cpp/25.lambdas",{"title":1746,"path":1747,"stem":1748},"Лямбда-захоплення","/cpp/lambda-captures","02.cpp/26.lambda-captures",{"title":1750,"path":1751,"stem":1752},"Еліпсис","/cpp/ellipsis","02.cpp/27.ellipsis",{"title":1754,"path":1755,"stem":1756},"Аргументи командного рядка","/cpp/command-line-arguments","02.cpp/28.command-line-arguments",{"title":1758,"path":1759,"stem":1760},"Перерахування (enum)","/cpp/enum","02.cpp/29.enum",{"title":1762,"path":1763,"stem":1764},"План навчання: Курс C++ — Продовження (Статті 29–60+)","/cpp/curriculum-plan","02.cpp/curriculum-plan",{"title":1766,"icon":1767,"path":1768,"stem":1769,"children":1770,"page":59},"JavaScript","i-devicon-javascript","/javascript","03.javascript",[1771,1797,1851,1873,2177,2215],{"title":1772,"icon":1773,"path":1774,"stem":1775,"children":1776,"page":59},"Events","i-lucide-mouse-pointer-click","/javascript/events","03.javascript/01.events",[1777,1781,1785,1789,1793],{"title":1778,"path":1779,"stem":1780},"Вступ до подій браузера","/javascript/events/intro","03.javascript/01.events/01.intro",{"title":1782,"path":1783,"stem":1784},"Бульбашковий механізм (Bubbling) та занурення (Capturing)","/javascript/events/bubbling-capturing","03.javascript/01.events/02.bubbling-capturing",{"title":1786,"path":1787,"stem":1788},"Делегування подій (Event Delegation)","/javascript/events/delegate-events","03.javascript/01.events/03.delegate-events",{"title":1790,"path":1791,"stem":1792},"Типові дії браузера та preventDefault()","/javascript/events/prevent-default","03.javascript/01.events/04.prevent-default",{"title":1794,"path":1795,"stem":1796},"Запуск користувацьких подій (Custom Events)","/javascript/events/custom-events","03.javascript/01.events/05.custom-events",{"title":1798,"icon":1799,"path":1800,"stem":1801,"children":1802,"page":59},"Network","i-lucide-globe","/javascript/network","03.javascript/02.network",[1803,1807,1811,1815,1819,1823,1827,1831,1835,1839,1843,1847],{"title":1804,"path":1805,"stem":1806},"Fetch API - Сучасний підхід до HTTP-запитів","/javascript/network/01-fetch-api","03.javascript/02.network/01-fetch-api",{"title":1808,"path":1809,"stem":1810},"FormData - Робота з формами та файлами","/javascript/network/02-formdata","03.javascript/02.network/02-formdata",{"title":1812,"path":1813,"stem":1814},"Відстеження прогресу завантаження","/javascript/network/03-download-progress","03.javascript/02.network/03-download-progress",{"title":1816,"path":1817,"stem":1818},"Переривання fetch-запитів","/javascript/network/04-abort-requests","03.javascript/02.network/04-abort-requests",{"title":1820,"path":1821,"stem":1822},"CORS - Запити між різними джерелами","/javascript/network/05-cors","03.javascript/02.network/05-cors",{"title":1824,"path":1825,"stem":1826},"Fetch API - Повний довідник опцій","/javascript/network/06-fetch-options","03.javascript/02.network/06-fetch-options",{"title":1828,"path":1829,"stem":1830},"URL Objects - Робота з посиланнями","/javascript/network/07-url-objects","03.javascript/02.network/07-url-objects",{"title":1832,"path":1833,"stem":1834},"XMLHttpRequest - AJAX та низькорівневі запити","/javascript/network/08-xmlhttprequest","03.javascript/02.network/08-xmlhttprequest",{"title":1836,"path":1837,"stem":1838},"Відновлюване завантаження файлів","/javascript/network/09-resumable-upload","03.javascript/02.network/09-resumable-upload",{"title":1840,"path":1841,"stem":1842},"Cookies, document.cookie та світ після \"Cookiepocalypse\"","/javascript/network/10-cookies","03.javascript/02.network/10-cookies",{"title":1844,"path":1845,"stem":1846},"js-cookie: Керування Cookies без Болю","/javascript/network/11-js-cookie","03.javascript/02.network/11-js-cookie",{"title":1848,"path":1849,"stem":1850},"Axios: Потужний HTTP-клієнт для JavaScript","/javascript/network/12-axios","03.javascript/02.network/12-axios",{"title":1852,"icon":1853,"path":1854,"stem":1855,"children":1856,"page":59},"Bom","i-lucide-monitor","/javascript/bom","03.javascript/03.bom",[1857,1861,1865,1869],{"title":1858,"path":1859,"stem":1860},"LocalStorage, SessionStorage та patterns збереження даних","/javascript/bom/01-localstorage","03.javascript/03.bom/01-localstorage",{"title":1862,"path":1863,"stem":1864},"Location Object - Керування адресою сторінки","/javascript/bom/02-location-object","03.javascript/03.bom/02-location-object",{"title":1866,"path":1867,"stem":1868},"History API - Керування історією браузера","/javascript/bom/03-history-api","03.javascript/03.bom/03-history-api",{"title":1870,"path":1871,"stem":1872},"Navigator Object - Ідентифікація та Можливості Пристрою","/javascript/bom/04-navigator-object","03.javascript/03.bom/04-navigator-object",{"title":1874,"icon":1875,"path":1876,"stem":1877,"children":1878},"React","i-devicon-react","/javascript/react","03.javascript/04.react/index",[1879,1880,1884,1888,1892,1896,1959,1994,2146],{"title":1874,"path":1876,"stem":1877},{"title":1881,"path":1882,"stem":1883},"Робота з Формами в React","/javascript/react/react-forms","03.javascript/04.react/01.react-forms",{"title":1885,"path":1886,"stem":1887},"React Hook Form: Професійна Робота з Формами","/javascript/react/react-hook-form","03.javascript/04.react/02.react-hook-form",{"title":1889,"path":1890,"stem":1891},"React Hook Form: Глибоке Розуміння Архітектури та Оптимізації","/javascript/react/react-hook-form-new","03.javascript/04.react/02.react-hook-form-new",{"title":1893,"path":1894,"stem":1895},"Axios та React: Професійна Архітектура Запитів","/javascript/react/data-fetching-axios","03.javascript/04.react/03.data-fetching-axios",{"title":1897,"icon":132,"path":1898,"stem":1899,"children":1900},"Tanstack Query","/javascript/react/tanstack-query","03.javascript/04.react/04.tanstack-query/index",[1901,1903,1907,1911,1915,1919,1923,1927,1931,1935,1939,1943,1947,1951,1955],{"title":1902,"path":1898,"stem":1899},"TanStack Query: Майстерність Керування Станом Сервера",{"title":1904,"path":1905,"stem":1906},"Парадигма Server State: Чому useEffect недостатньо","/javascript/react/tanstack-query/server-state-paradigm","03.javascript/04.react/04.tanstack-query/01.server-state-paradigm",{"title":1908,"path":1909,"stem":1910},"Встановлення та Налаштування: Фундамент","/javascript/react/tanstack-query/installation-and-devtools","03.javascript/04.react/04.tanstack-query/02.installation-and-devtools",{"title":1912,"path":1913,"stem":1914},"Основи Запитів та Магія Ключів","/javascript/react/tanstack-query/query-basics-and-keys","03.javascript/04.react/04.tanstack-query/03.query-basics-and-keys",{"title":1916,"path":1917,"stem":1918},"Синхронізація Даних: Життєвий Цикл Запиту","/javascript/react/tanstack-query/data-synchronization","03.javascript/04.react/04.tanstack-query/04.data-synchronization",{"title":1920,"path":1921,"stem":1922},"Мутації та Інвалідація: Зміна Даних","/javascript/react/tanstack-query/mutations-and-invalidation","03.javascript/04.react/04.tanstack-query/05.mutations-and-invalidation",{"title":1924,"path":1925,"stem":1926},"Оптимістичні Оновлення: Швидше за Світло","/javascript/react/tanstack-query/optimistic-updates","03.javascript/04.react/04.tanstack-query/06.optimistic-updates",{"title":1928,"path":1929,"stem":1930},"Пагінація та Infinite Scroll","/javascript/react/tanstack-query/pagination-and-load-more","03.javascript/04.react/04.tanstack-query/07.pagination-and-load-more",{"title":1932,"path":1933,"stem":1934},"Просунуті Патерни та Оптимізація","/javascript/react/tanstack-query/advanced-patterns","03.javascript/04.react/04.tanstack-query/08.advanced-patterns",{"title":1936,"path":1937,"stem":1938},"Архітектура та Best Practices","/javascript/react/tanstack-query/architecture-and-best-practices","03.javascript/04.react/04.tanstack-query/09.architecture-and-best-practices",{"title":1940,"path":1941,"stem":1942},"Server-Side Rendering (SSR) та Гідратація","/javascript/react/tanstack-query/server-side-rendering","03.javascript/04.react/04.tanstack-query/10.server-side-rendering",{"title":1944,"path":1945,"stem":1946},"Стратегії Тестування","/javascript/react/tanstack-query/testing-strategies","03.javascript/04.react/04.tanstack-query/11.testing-strategies",{"title":1948,"path":1949,"stem":1950},"Аутентифікація та Обробка Помилок","/javascript/react/tanstack-query/authentication-and-errors","03.javascript/04.react/04.tanstack-query/12.authentication-and-errors",{"title":1952,"path":1953,"stem":1954},"React Suspense та Майбутнє","/javascript/react/tanstack-query/react-suspense","03.javascript/04.react/04.tanstack-query/13.react-suspense",{"title":1956,"path":1957,"stem":1958},"Глибоке Занурення в Продуктивність","/javascript/react/tanstack-query/performance-deep-dive","03.javascript/04.react/04.tanstack-query/14.performance-deep-dive",{"title":1960,"icon":1875,"path":1961,"stem":1962,"children":1963},"React Router","/javascript/react/react-router","03.javascript/04.react/05.react-router/index",[1964,1966,1970,1974,1978,1982,1986,1990],{"title":1965,"path":1961,"stem":1962},"React Router: Навігаційна система сучасного вебу",{"title":1967,"path":1968,"stem":1969},"Налаштування та Базовий Роутинг","/javascript/react/react-router/setup-and-basic-routing","03.javascript/04.react/05.react-router/01.setup-and-basic-routing",{"title":1971,"path":1972,"stem":1973},"Динамічна Навігація","/javascript/react/react-router/navigation-and-links","03.javascript/04.react/05.react-router/02.navigation-and-links",{"title":1975,"path":1976,"stem":1977},"Вкладені Маршрути та Макети","/javascript/react/react-router/nested-routes-and-layouts","03.javascript/04.react/05.react-router/03.nested-routes-and-layouts",{"title":1979,"path":1980,"stem":1981},"Динамічні Маршрути та Параметри","/javascript/react/react-router/dynamic-routing","03.javascript/04.react/05.react-router/04.dynamic-routing",{"title":1983,"path":1984,"stem":1985},"Data APIs: Loaders та Actions","/javascript/react/react-router/data-loading","03.javascript/04.react/05.react-router/05.data-loading",{"title":1987,"path":1988,"stem":1989},"Просунуті Патерни","/javascript/react/react-router/advanced-patterns","03.javascript/04.react/05.react-router/06.advanced-patterns",{"title":1991,"path":1992,"stem":1993},"Legacy Routing: Компонентний підхід","/javascript/react/react-router/legacy-routing","03.javascript/04.react/05.react-router/07.legacy-routing",{"title":1995,"icon":132,"path":1996,"stem":1997,"children":1998},"Redux","/javascript/react/redux","03.javascript/04.react/06.redux/index",[1999,2001,2017,2046,2055,2076,2092,2121],{"title":2000,"path":1996,"stem":1997},"Redux: Еволюція управління станом",{"title":14,"icon":15,"path":2002,"stem":2003,"children":2004,"page":59},"/javascript/react/redux/fundamentals","03.javascript/04.react/06.redux/01.fundamentals",[2005,2009,2013],{"title":2006,"path":2007,"stem":2008},"Вступ до State Management","/javascript/react/redux/fundamentals/intro-state-management","03.javascript/04.react/06.redux/01.fundamentals/01.intro-state-management",{"title":2010,"path":2011,"stem":2012},"Філософія Redux та Три Принципи","/javascript/react/redux/fundamentals/redux-philosophy","03.javascript/04.react/06.redux/01.fundamentals/02.redux-philosophy",{"title":2014,"path":2015,"stem":2016},"Чисті функції та Іммутабельність","/javascript/react/redux/fundamentals/pure-functions-immutability","03.javascript/04.react/06.redux/01.fundamentals/03.pure-functions-immutability",{"title":2018,"icon":132,"path":2019,"stem":2020,"children":2021,"page":59},"Classic Redux","/javascript/react/redux/classic-redux","03.javascript/04.react/06.redux/02.classic-redux",[2022,2026,2030,2034,2038,2042],{"title":2023,"path":2024,"stem":2025},"Створення Store (Classic Redux)","/javascript/react/redux/classic-redux/store-setup","03.javascript/04.react/06.redux/02.classic-redux/01.store-setup",{"title":2027,"path":2028,"stem":2029},"Actions, Constants та Action Creators","/javascript/react/redux/classic-redux/actions-constants","03.javascript/04.react/06.redux/02.classic-redux/02.actions-constants",{"title":2031,"path":2032,"stem":2033},"Логіка Reducers","/javascript/react/redux/classic-redux/reducers","03.javascript/04.react/06.redux/02.classic-redux/03.reducers",{"title":2035,"path":2036,"stem":2037},"Комбінування Reducers (Root Reducer)","/javascript/react/redux/classic-redux/data-flow","03.javascript/04.react/06.redux/02.classic-redux/04.data-flow",{"title":2039,"path":2040,"stem":2041},"Підключення до React (React-Redux)","/javascript/react/redux/classic-redux/react-redux-connection","03.javascript/04.react/06.redux/02.classic-redux/05.react-redux-connection",{"title":2043,"path":2044,"stem":2045},"Middleware та Асинхронність (Redux Thunk)","/javascript/react/redux/classic-redux/middleware-thunk","03.javascript/04.react/06.redux/02.classic-redux/06.middleware-thunk",{"title":2047,"icon":132,"path":2048,"stem":2049,"children":2050,"page":59},"Transition To Rtk","/javascript/react/redux/transition-to-rtk","03.javascript/04.react/06.redux/03.transition-to-rtk",[2051],{"title":2052,"path":2053,"stem":2054},"Проблеми класичного Redux","/javascript/react/redux/transition-to-rtk/problems-with-classic","03.javascript/04.react/06.redux/03.transition-to-rtk/01.problems-with-classic",{"title":2056,"icon":132,"path":2057,"stem":2058,"children":2059,"page":59},"Redux Toolkit","/javascript/react/redux/redux-toolkit","03.javascript/04.react/06.redux/04.redux-toolkit",[2060,2064,2068,2072],{"title":2061,"path":2062,"stem":2063},"Налаштування Store з 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дружити","/java/pr2/impedance-mismatch","04.java/pr2/09.impedance-mismatch",{"title":2285,"path":2286,"stem":2287},"JDBC: Перший контакт із базою даних","/java/pr2/jdbc-fundamentals","04.java/pr2/10.jdbc-fundamentals",{"title":2289,"path":2290,"stem":2291},"Якість коду: Spotless, SpotBugs та SonarQube","/java/pr2/10a.code-quality","04.java/pr2/10a.code-quality",{"title":2293,"path":2294,"stem":2295},"Connection Pool: Патерн Object Pool для JDBC-з'єднань","/java/pr2/connection-pool","04.java/pr2/11.connection-pool",{"title":2297,"path":2298,"stem":2299},"Row Data Gateway: Об'єкт як обгортка рядка таблиці","/java/pr2/row-data-gateway","04.java/pr2/12.row-data-gateway",{"title":2301,"path":2302,"stem":2303},"Table Data Gateway: Фасад таблиці як архітектурний відступ","/java/pr2/table-data-gateway","04.java/pr2/13.table-data-gateway",{"title":2305,"path":2306,"stem":2307},"Repository + Data Mapper: Правильна шарова архітектура з JDBC","/java/pr2/repository-data-mapper","04.java/pr2/14.repository-data-mapper",{"title":2309,"path":2310,"stem":2311},"Identity Map: Кешування сутностей у рамках сесії","/java/pr2/identity-map","04.java/pr2/15.identity-map",{"title":2313,"path":2314,"stem":2315},"Unit of Work: Відстеження змін і координація JDBC-транзакцій","/java/pr2/unit-of-work","04.java/pr2/16.unit-of-work",{"title":2317,"path":2318,"stem":2319},"Strategy: Замінювані SQL-стратегії для підтримки різних СУБД","/java/pr2/strategy-sql","04.java/pr2/17.strategy-sql",{"title":2321,"path":2322,"stem":2323},"Proxy: Lazy Loading для One-To-Many колекцій","/java/pr2/proxy-lazy-loading","04.java/pr2/18.proxy-lazy-loading",{"title":2325,"path":2326,"stem":2327},"Generic Repository через Java Reflection: анотації та динамічний SQL","/java/pr2/generic-repository-reflection","04.java/pr2/19.generic-repository-reflection",{"title":2329,"path":2330,"stem":2331},"Specification Pattern: Композиція бізнес-правил для складних 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БД","/databases/intro/logical-schema","06.databases/01.intro/04.logical-schema",{"title":2381,"path":2382,"stem":2383},"Класифікація таблиць","/databases/intro/table-classification","06.databases/01.intro/05.table-classification",{"title":2385,"path":2386,"stem":2387},"PlantUML для баз даних","/databases/intro/plantuml-diagrams","06.databases/01.intro/06.plantuml-diagrams",{"title":2389,"icon":2354,"path":2390,"stem":2391,"children":2392,"page":59},"MS SQL Server Start","/databases/ms-sql-server-start","06.databases/02.ms-sql-server-start",[2393,2397,2403,2407],{"title":2394,"path":2395,"stem":2396},"Типи даних у MS SQL Server","/databases/ms-sql-server-start/data-types","06.databases/02.ms-sql-server-start/01.data-types",{"title":2398,"path":2399,"stem":2400,"children":2401},"Індекси у MS SQL 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TABLE)","/databases/sql/ddl-create-table","06.databases/03.sql/01.ddl-create-table",{"title":2425,"path":2426,"stem":2427},"DDL - Зміна та видалення таблиць (ALTER, DROP)","/databases/sql/ddl-alter-drop-table","06.databases/03.sql/02.ddl-alter-drop-table",{"title":2429,"path":2430,"stem":2431},"SELECT запити - Основи","/databases/sql/select-queries-fundamentals","06.databases/03.sql/03.select-queries-fundamentals",{"title":2433,"path":2434,"stem":2435},"SELECT запити - Розширені можливості","/databases/sql/select-queries-advanced","06.databases/03.sql/04.select-queries-advanced",{"title":2437,"path":2438,"stem":2439},"INSERT запити - Додавання даних","/databases/sql/insert-queries","06.databases/03.sql/05.insert-queries",{"title":2441,"path":2442,"stem":2443},"UPDATE та DELETE запити","/databases/sql/update-delete-queries","06.databases/03.sql/06.update-delete-queries",{"title":2445,"path":2446,"stem":2447},"Транзакції в SQL","/databases/sql/transactions","06.databases/03.sql/07.transactions",{"title":2449,"icon":2354,"path":2450,"stem":2451,"children":2452,"page":59},"Multi Table Databases","/databases/multi-table-databases","06.databases/04.multi-table-databases",[2453,2457,2461,2465,2469,2473],{"title":2454,"path":2455,"stem":2456},"Зв'язки та нормалізація БД","/databases/multi-table-databases/relationships-and-normalization","06.databases/04.multi-table-databases/00.relationships-and-normalization",{"title":2458,"path":2459,"stem":2460},"INNER JOIN - З'єднання таблиць","/databases/multi-table-databases/inner-join","06.databases/04.multi-table-databases/01.inner-join",{"title":2462,"path":2463,"stem":2464},"OUTER JOINs - LEFT, RIGHT, FULL","/databases/multi-table-databases/outer-joins","06.databases/04.multi-table-databases/02.outer-joins",{"title":2466,"path":2467,"stem":2468},"CROSS та SELF JOINs","/databases/multi-table-databases/cross-self-joins","06.databases/04.multi-table-databases/03.cross-self-joins",{"title":2470,"path":2471,"stem":2472},"Підзапити (Subqueries)","/databases/multi-table-databases/subqueries","06.databases/04.multi-table-databases/04.subqueries",{"title":2474,"path":2475,"stem":2476},"Агрегації з JOIN","/databases/multi-table-databases/aggregations-with-joins","06.databases/04.multi-table-databases/05.aggregations-with-joins",{"title":2478,"icon":2479,"path":2480,"stem":2481,"children":2482,"page":59},"Aggregate Functions","i-lucide-calculator","/databases/aggregate-functions","06.databases/05.aggregate-functions",[2483,2487,2491],{"title":2484,"path":2485,"stem":2486},"Функції агрегування в MS SQL Server","/databases/aggregate-functions/introduction-aggregate-functions","06.databases/05.aggregate-functions/01.introduction-aggregate-functions",{"title":2488,"path":2489,"stem":2490},"Групування даних в MS SQL Server","/databases/aggregate-functions/grouping-data","06.databases/05.aggregate-functions/02.grouping-data",{"title":2492,"path":2493,"stem":2494},"Підзапити з агрегатними функціями","/databases/aggregate-functions/subqueries-aggregates","06.databases/05.aggregate-functions/03.subqueries-aggregates",{"title":2496,"icon":2497,"path":2498,"stem":2499,"children":2500,"page":59},"Тригери та зберігаємі процедури","i-lucide-database-zap","/databases/triggers-stored-procedures","06.databases/07.triggers-stored-procedures",[2501,2505,2509,2513,2517,2521,2525],{"title":2502,"path":2503,"stem":2504},"DML-тригери","/databases/triggers-stored-procedures/dml-triggers","06.databases/07.triggers-stored-procedures/01.dml-triggers",{"title":2506,"path":2507,"stem":2508},"DDL-тригери","/databases/triggers-stored-procedures/ddl-triggers","06.databases/07.triggers-stored-procedures/02.ddl-triggers",{"title":2510,"path":2511,"stem":2512},"Transact-SQL 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Docker","/tools/docker/networking-basics","07.tools/01.docker/14.networking-basics",{"title":2630,"path":2631,"stem":2632},"Змінні оточення та конфігурація","/tools/docker/environment-and-configuration","07.tools/01.docker/15.environment-and-configuration",{"title":2634,"path":2635,"stem":2636},"Docker Compose — оркестрація контейнерів","/tools/docker/docker-compose-basics","07.tools/01.docker/16.docker-compose-basics",{"title":2638,"path":2639,"stem":2640},"Docker Compose — Multi-Service застосунки","/tools/docker/compose-multi-service","07.tools/01.docker/17.compose-multi-service",{"title":2642,"icon":2643,"path":2644,"stem":2645,"children":2646,"page":59},"Software Engineering","i-lucide-code-2","/software-engineering","09.software-engineering",[2647,2651,2655,2659,2663,2667,2671,2675,2679,2683,2687],{"title":2648,"path":2649,"stem":2650},"1. 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Структура документа","/html-css/intro-html-structure","12.html-css/01.intro-html-structure",{"title":2793,"path":2794,"stem":2795},"Форматування тексту в HTML","/html-css/html-text-formatting","12.html-css/02.html-text-formatting",{"title":2797,"path":2798,"stem":2799},"Посилання та зображення в HTML","/html-css/html-links-images","12.html-css/03.html-links-images",{"title":2801,"path":2802,"stem":2803},"Списки та таблиці в HTML","/html-css/html-lists-tables","12.html-css/04.html-lists-tables",{"title":2805,"path":2806,"stem":2807},"Форми в HTML","/html-css/html-forms","12.html-css/05.html-forms",{"title":2809,"path":2810,"stem":2811},"Семантичні елементи HTML5","/html-css/html-semantic-elements","12.html-css/06.html-semantic-elements",{"title":2813,"path":2814,"stem":2815},"Мультимедіа та розширені елементи HTML","/html-css/html-multimedia-advanced","12.html-css/07.html-multimedia-advanced",{"title":2817,"path":2818,"stem":2819},"Мікророзмітка та SEO в HTML","/html-css/html-microdata-seo","12.html-css/08.html-microdata-seo",{"title":2821,"path":2822,"stem":2823},"Вступ до CSS. Селектори та специфічність","/html-css/css-intro-selectors","12.html-css/09.css-intro-selectors",{"title":2825,"path":2826,"stem":2827},"Блокова модель CSS. Відступи. Box Sizing","/html-css/css-box-model","12.html-css/10.css-box-model",{"title":2829,"path":2830,"stem":2831},"Розміри у CSS: повний довідник одиниць і ключових слів","/html-css/10a.css-sizing","12.html-css/10a.css-sizing",{"title":2833,"path":2834,"stem":2835},"Типографіка в CSS. 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Сучасний CSS","/html-css/css-variables-methodologies","12.html-css/21.css-variables-methodologies",{"title":2881,"path":2882,"stem":2883},"Сучасний CSS 2023–2025: Нові можливості","/html-css/css-modern-features","12.html-css/22.css-modern-features",{"title":2885,"path":2886,"stem":2887},"CSS Nesting, @layer, @scope та @property: нативний препроцесор","/html-css/22a.css-nesting-modern-syntax","12.html-css/22a.css-nesting-modern-syntax",{"title":2889,"path":2890,"stem":2891},"CSS для форм та інтерактивних станів","/html-css/css-forms-interactive-states","12.html-css/23.css-forms-interactive-states",{"title":2893,"path":2894,"stem":2895},"Доступність у CSS (CSS Accessibility)","/html-css/css-accessibility","12.html-css/24.css-accessibility",{"title":2897,"path":2898,"stem":2899},"CSS-функції та сучасні sizing primitives","/html-css/css-functions-sizing","12.html-css/25.css-functions-sizing",{"title":2901,"path":2902,"stem":2903},"Rendering Pipeline і CSS Performance","/html-css/css-rendering-performance","12.html-css/26.css-rendering-performance",{"title":2905,"path":2906,"stem":2907},"CSS Best Practices: типові ситуації та правильні рішення","/html-css/css-best-practices","12.html-css/27.css-best-practices",{"title":2909,"path":2910,"stem":2911,"children":2912,"page":59},"Tailwind","/tailwind","21.tailwind",[2913,2917,2921,2925,2929,2933,2937,2941],{"title":2914,"path":2915,"stem":2916},"Що таке Tailwind CSS і навіщо він потрібен","/tailwind/tailwind-intro-philosophy","21.tailwind/01.tailwind-intro-philosophy",{"title":2918,"path":2919,"stem":2920},"Встановлення та налаштування Tailwind CSS v4","/tailwind/tailwind-installation-setup","21.tailwind/02.tailwind-installation-setup",{"title":2922,"path":2923,"stem":2924},"Utility-класи: основи та система Tailwind","/tailwind/tailwind-utility-classes-core","21.tailwind/03.tailwind-utility-classes-core",{"title":2926,"path":2927,"stem":2928},"Layout: Flexbox та Grid через Tailwind","/tailwind/tailwind-flexbox-grid","21.tailwind/04.tailwind-flexbox-grid",{"title":2930,"path":2931,"stem":2932},"Кастомізація теми через @theme у Tailwind v4","/tailwind/tailwind-theme-customization","21.tailwind/05.tailwind-theme-customization",{"title":2934,"path":2935,"stem":2936},"Варіанти: hover, focus, responsive, dark mode та нові v4","/tailwind/tailwind-variants-states","21.tailwind/06.tailwind-variants-states",{"title":2938,"path":2939,"stem":2940},"Типографіка та система кольорів у Tailwind v4","/tailwind/tailwind-typography-colors","21.tailwind/07.tailwind-typography-colors",{"title":2942,"path":2943,"stem":2944},"Компоненти та повторюваність: @apply, @utility та патерни","/tailwind/tailwind-components-patterns","21.tailwind/08.tailwind-components-patterns",{"title":2946,"path":2947,"stem":2948},"Showcase Компонентів kostyl.dev","/test-new-components","98.test-new-components",{"id":2950,"title":1092,"body":2951,"description":5750,"extension":5751,"links":5752,"meta":5753,"navigation":3254,"path":1093,"seo":5754,"stem":1094,"__hash__":5755},"docs/01.csharp/11.aspnet/08.payments/08.webhooks-deep-dive.md",{"type":2952,"value":2953,"toc":5733},"minimark",[2954,2959,2964,2968,2976,2983,2986,2990,2993,2999,3119,3125,3202,3209,3211,3215,3218,3261,3264,3292,3294,3298,3313,3323,3328,3484,3900,3903,4011,4013,4017,4020,4069,4079,4081,4085,4092,4104,4311,4738,4785,4788,5156,5253,5255,5259,5313,5315,5319,5323,5351,5355,5404,5408,5708,5710,5714,5729],[2955,2956,2958],"h1",{"id":2957},"webhooks-глибоке-занурення","Webhooks: глибоке занурення",[2960,2961,2963],"h2",{"id":2962},"чому-платежі-без-webhook-це-лотерея","Чому платежі без webhook — це лотерея",[2965,2966,2967],"p",{},"Уявіть: користувач оплатив замовлення через LiqPay. Ваш сервер отримав відповідь «платіж ініційований» і перенаправив клієнта на сторінку «Дякуємо за покупку». Замовлення позначено як «Оплачено».",[2965,2969,2970,2971,2975],{},"Але через 30 секунд банк-емітент відхилив транзакцію (insufficient funds стало зрозумілим лише після авторизації). Що тепер? Без webhook ваш сервер ",[2972,2973,2974],"strong",{},"ніколи не дізнається про відмову",".",[2965,2977,2978,2979,2982],{},"Це фундаментальна проблема: ",[2972,2980,2981],{},"платіжна транзакція асинхронна",". Остаточне рішення від банку може прийти через секунди, хвилини, а іноді — через дні (для деяких методів). Webhook — це механізм, яким PSP повідомляє ваш сервер про зміну стану транзакції.",[2984,2985],"hr",{},[2960,2987,2989],{"id":2988},"webhook-vs-polling","Webhook vs Polling",[2965,2991,2992],{},"Існує два підходи до отримання асинхронних даних від зовнішньої системи:",[2965,2994,2995,2998],{},[2972,2996,2997],{},"Polling",": ваш сервер сам регулярно запитує PSP «чи змінився статус?».",[3000,3001,3006],"pre",{"className":3002,"code":3003,"language":3004,"meta":3005,"style":3005},"language-csharp shiki shiki-themes light-plus dark-plus dark-plus","// Anti-pattern: polling кожні 5 секунд\nwhile (!payment.IsTerminalStatus())\n{\n    await Task.Delay(5_000);\n    var status = await liqPayClient.GetStatusAsync(payment.Id);\n    // ...\n}\n","csharp","",[3007,3008,3009,3018,3042,3048,3073,3107,3113],"code",{"__ignoreMap":3005},[3010,3011,3014],"span",{"class":3012,"line":3013},"line",1,[3010,3015,3017],{"class":3016},"spJ8K","// Anti-pattern: polling кожні 5 секунд\n",[3010,3019,3021,3025,3029,3033,3035,3039],{"class":3012,"line":3020},2,[3010,3022,3024],{"class":3023},"sCDza","while",[3010,3026,3028],{"class":3027},"sHH4Y"," (!",[3010,3030,3032],{"class":3031},"siwwj","payment",[3010,3034,2975],{"class":3027},[3010,3036,3038],{"class":3037},"s8Opu","IsTerminalStatus",[3010,3040,3041],{"class":3027},"())\n",[3010,3043,3045],{"class":3012,"line":3044},3,[3010,3046,3047],{"class":3027},"{\n",[3010,3049,3051,3055,3058,3060,3063,3066,3070],{"class":3012,"line":3050},4,[3010,3052,3054],{"class":3053},"su1O8","    await",[3010,3056,3057],{"class":3031}," Task",[3010,3059,2975],{"class":3027},[3010,3061,3062],{"class":3037},"Delay",[3010,3064,3065],{"class":3027},"(",[3010,3067,3069],{"class":3068},"sJj4R","5_000",[3010,3071,3072],{"class":3027},");\n",[3010,3074,3076,3079,3082,3085,3088,3091,3093,3096,3098,3100,3102,3105],{"class":3012,"line":3075},5,[3010,3077,3078],{"class":3053},"    var",[3010,3080,3081],{"class":3031}," status",[3010,3083,3084],{"class":3027}," = ",[3010,3086,3087],{"class":3053},"await",[3010,3089,3090],{"class":3031}," liqPayClient",[3010,3092,2975],{"class":3027},[3010,3094,3095],{"class":3037},"GetStatusAsync",[3010,3097,3065],{"class":3027},[3010,3099,3032],{"class":3031},[3010,3101,2975],{"class":3027},[3010,3103,3104],{"class":3031},"Id",[3010,3106,3072],{"class":3027},[3010,3108,3110],{"class":3012,"line":3109},6,[3010,3111,3112],{"class":3016},"    // ...\n",[3010,3114,3116],{"class":3012,"line":3115},7,[3010,3117,3118],{"class":3027},"}\n",[2965,3120,3121,3124],{},[2972,3122,3123],{},"Webhook (Push model)",": PSP сам надсилає HTTP POST на ваш endpoint, коли відбувається подія.",[3126,3127,3128,3143],"table",{},[3129,3130,3131],"thead",{},[3132,3133,3134,3138,3140],"tr",{},[3135,3136,3137],"th",{},"Критерій",[3135,3139,2997],{},[3135,3141,3142],{},"Webhook",[3144,3145,3146,3158,3169,3180,3191],"tbody",{},[3132,3147,3148,3152,3155],{},[3149,3150,3151],"td",{},"Затримка отримання",[3149,3153,3154],{},"Висока (≥ інтервал)",[3149,3156,3157],{},"Дуже низька (1–3 сек)",[3132,3159,3160,3163,3166],{},[3149,3161,3162],{},"Навантаження на PSP",[3149,3164,3165],{},"Висока",[3149,3167,3168],{},"Мінімальна",[3132,3170,3171,3174,3177],{},[3149,3172,3173],{},"Складність реалізації",[3149,3175,3176],{},"Низька",[3149,3178,3179],{},"Середня",[3132,3181,3182,3185,3188],{},[3149,3183,3184],{},"Надійність",[3149,3186,3187],{},"Висока (self-initiated)",[3149,3189,3190],{},"Потребує retry",[3132,3192,3193,3196,3199],{},[3149,3194,3195],{},"Рекомендованість",[3149,3197,3198],{},"❌ Anti-pattern",[3149,3200,3201],{},"✅ Стандарт",[3203,3204,3205,3208],"tip",{},[2972,3206,3207],{},"Гібридний підхід",": Webhook — основний механізм, Polling — резервний для «застряглих» транзакцій. Якщо webhook не прийшов протягом N хвилин → активний запит статусу. Це підхід Stripe.",[2984,3210],{},[2960,3212,3214],{"id":3213},"анатомія-webhook-запиту","Анатомія webhook-запиту",[2965,3216,3217],{},"Типовий webhook від платіжного PSP — це HTTP POST-запит:",[3000,3219,3223],{"className":3220,"code":3221,"language":3222,"meta":3005,"style":3005},"language-http shiki shiki-themes light-plus dark-plus dark-plus","POST /webhooks/liqpay HTTP/1.1\nHost: your-api.com\nContent-Type: application/x-www-form-urlencoded\nUser-Agent: LiqPayAPI\nX-Request-ID: abc123\n\ndata=eyJ2ZXJzaW9uIjozLCJhY3Rpb24...&signature=AbCdEfGhIj...\n","http",[3007,3224,3225,3230,3235,3240,3245,3250,3256],{"__ignoreMap":3005},[3010,3226,3227],{"class":3012,"line":3013},[3010,3228,3229],{},"POST /webhooks/liqpay HTTP/1.1\n",[3010,3231,3232],{"class":3012,"line":3020},[3010,3233,3234],{},"Host: your-api.com\n",[3010,3236,3237],{"class":3012,"line":3044},[3010,3238,3239],{},"Content-Type: application/x-www-form-urlencoded\n",[3010,3241,3242],{"class":3012,"line":3050},[3010,3243,3244],{},"User-Agent: LiqPayAPI\n",[3010,3246,3247],{"class":3012,"line":3075},[3010,3248,3249],{},"X-Request-ID: abc123\n",[3010,3251,3252],{"class":3012,"line":3109},[3010,3253,3255],{"emptyLinePlaceholder":3254},true,"\n",[3010,3257,3258],{"class":3012,"line":3115},[3010,3259,3260],{},"data=eyJ2ZXJzaW9uIjozLCJhY3Rpb24...&signature=AbCdEfGhIj...\n",[2965,3262,3263],{},"Кожен PSP має свій формат, але спільні елементи:",[3265,3266,3267,3274,3280,3286],"ul",{},[3268,3269,3270,3273],"li",{},[2972,3271,3272],{},"Унікальний ідентифікатор події",": дозволяє уникнути дублювання",[3268,3275,3276,3279],{},[2972,3277,3278],{},"Підпис",": криптографічне підтвердження автентичності",[3268,3281,3282,3285],{},[2972,3283,3284],{},"Event type",": тип події (payment.success, refund.created)",[3268,3287,3288,3291],{},[2972,3289,3290],{},"Payload",": дані про конкретну транзакцію",[2984,3293],{},[2960,3295,3297],{"id":3296},"проблема-дублікатів-та-ідемпотентна-обробка","Проблема дублікатів та ідемпотентна обробка",[2965,3299,3300,3301,3304,3305,3308,3309,3312],{},"PSP надсилають webhook з ",[2972,3302,3303],{},"гарантією доставки",", але не з гарантією одноразової доставки. Якщо ваш сервер відповів ",[3007,3306,3307],{},"500"," або не відповів — PSP надішле webhook ",[2972,3310,3311],{},"повторно",". Іноді — кілька разів.",[2965,3314,3315,3318,3319,3322],{},[2972,3316,3317],{},"Наслідок без ідемпотентності",": webhook ",[3007,3320,3321],{},"payment.success"," обробився двічі → замовлення marked as paid двічі → відправлено два підтвердження на email → можливо, видано два ліцензійних ключі.",[3324,3325,3327],"h3",{"id":3326},"рішення-таблиця-оброблених-webhook","Рішення: таблиця оброблених webhook",[3000,3329,3332],{"className":3002,"code":3330,"filename":3331,"language":3004,"meta":3005,"style":3005},"public class ProcessedWebhook\n{\n    public Guid Id { get; set; }\n\n    // Унікальний ідентифікатор webhook від PSP\n    // Для LiqPay: transaction_id\n    // Для Monobank: invoiceId + status\n    // Для Stripe: event.Id\n    public string EventId { get; set; } = null!;\n\n    public string Provider { get; set; } = null!;\n    public DateTimeOffset ProcessedAt { get; set; }\n}\n","Entities/ProcessedWebhook.cs",[3007,3333,3334,3346,3350,3376,3380,3385,3390,3395,3401,3429,3434,3458,3479],{"__ignoreMap":3005},[3010,3335,3336,3339,3342],{"class":3012,"line":3013},[3010,3337,3338],{"class":3053},"public",[3010,3340,3341],{"class":3053}," class",[3010,3343,3345],{"class":3344},"sN1BT"," ProcessedWebhook\n",[3010,3347,3348],{"class":3012,"line":3020},[3010,3349,3047],{"class":3027},[3010,3351,3352,3355,3358,3361,3364,3367,3370,3373],{"class":3012,"line":3044},[3010,3353,3354],{"class":3053},"    public",[3010,3356,3357],{"class":3344}," Guid",[3010,3359,3360],{"class":3031}," Id",[3010,3362,3363],{"class":3027}," { ",[3010,3365,3366],{"class":3053},"get",[3010,3368,3369],{"class":3027},"; ",[3010,3371,3372],{"class":3053},"set",[3010,3374,3375],{"class":3027},"; }\n",[3010,3377,3378],{"class":3012,"line":3050},[3010,3379,3255],{"emptyLinePlaceholder":3254},[3010,3381,3382],{"class":3012,"line":3075},[3010,3383,3384],{"class":3016},"    // Унікальний ідентифікатор webhook від PSP\n",[3010,3386,3387],{"class":3012,"line":3109},[3010,3388,3389],{"class":3016},"    // Для LiqPay: transaction_id\n",[3010,3391,3392],{"class":3012,"line":3115},[3010,3393,3394],{"class":3016},"    // Для Monobank: invoiceId + status\n",[3010,3396,3398],{"class":3012,"line":3397},8,[3010,3399,3400],{"class":3016},"    // Для Stripe: event.Id\n",[3010,3402,3404,3406,3409,3412,3414,3416,3418,3420,3423,3426],{"class":3012,"line":3403},9,[3010,3405,3354],{"class":3053},[3010,3407,3408],{"class":3053}," string",[3010,3410,3411],{"class":3031}," EventId",[3010,3413,3363],{"class":3027},[3010,3415,3366],{"class":3053},[3010,3417,3369],{"class":3027},[3010,3419,3372],{"class":3053},[3010,3421,3422],{"class":3027},"; } = ",[3010,3424,3425],{"class":3053},"null",[3010,3427,3428],{"class":3027},"!;\n",[3010,3430,3432],{"class":3012,"line":3431},10,[3010,3433,3255],{"emptyLinePlaceholder":3254},[3010,3435,3437,3439,3441,3444,3446,3448,3450,3452,3454,3456],{"class":3012,"line":3436},11,[3010,3438,3354],{"class":3053},[3010,3440,3408],{"class":3053},[3010,3442,3443],{"class":3031}," Provider",[3010,3445,3363],{"class":3027},[3010,3447,3366],{"class":3053},[3010,3449,3369],{"class":3027},[3010,3451,3372],{"class":3053},[3010,3453,3422],{"class":3027},[3010,3455,3425],{"class":3053},[3010,3457,3428],{"class":3027},[3010,3459,3461,3463,3466,3469,3471,3473,3475,3477],{"class":3012,"line":3460},12,[3010,3462,3354],{"class":3053},[3010,3464,3465],{"class":3344}," DateTimeOffset",[3010,3467,3468],{"class":3031}," ProcessedAt",[3010,3470,3363],{"class":3027},[3010,3472,3366],{"class":3053},[3010,3474,3369],{"class":3027},[3010,3476,3372],{"class":3053},[3010,3478,3375],{"class":3027},[3010,3480,3482],{"class":3012,"line":3481},13,[3010,3483,3118],{"class":3027},[3000,3485,3488],{"className":3002,"code":3486,"filename":3487,"language":3004,"meta":3005,"style":3005},"public class WebhookIdempotencyService\n{\n    private readonly AppDbContext _db;\n\n    public WebhookIdempotencyService(AppDbContext db) => _db = db;\n\n    /// \u003Csummary>\n    /// Повертає true, якщо webhook вже оброблено. Інакше — записує та повертає false.\n    /// \u003C/summary>\n    public async Task\u003Cbool> IsAlreadyProcessedAsync(\n        string eventId, string provider, CancellationToken ct = default)\n    {\n        // Атомарна операція: INSERT OR IGNORE\n        var exists = await _db.ProcessedWebhooks\n            .AnyAsync(w => w.EventId == eventId && w.Provider == provider, ct);\n\n        if (exists) return true;\n\n        _db.ProcessedWebhooks.Add(new ProcessedWebhook\n        {\n            Id = Guid.NewGuid(),\n            EventId = eventId,\n            Provider = provider,\n            ProcessedAt = DateTimeOffset.UtcNow\n        });\n\n        await _db.SaveChangesAsync(ct);\n        return false;\n    }\n}\n","Services/WebhookIdempotencyService.cs",[3007,3489,3490,3499,3503,3520,3524,3552,3556,3572,3577,3588,3611,3644,3649,3654,3674,3726,3731,3754,3759,3782,3788,3807,3820,3832,3848,3854,3859,3878,3889,3895],{"__ignoreMap":3005},[3010,3491,3492,3494,3496],{"class":3012,"line":3013},[3010,3493,3338],{"class":3053},[3010,3495,3341],{"class":3053},[3010,3497,3498],{"class":3344}," WebhookIdempotencyService\n",[3010,3500,3501],{"class":3012,"line":3020},[3010,3502,3047],{"class":3027},[3010,3504,3505,3508,3511,3514,3517],{"class":3012,"line":3044},[3010,3506,3507],{"class":3053},"    private",[3010,3509,3510],{"class":3053}," readonly",[3010,3512,3513],{"class":3344}," AppDbContext",[3010,3515,3516],{"class":3031}," _db",[3010,3518,3519],{"class":3027},";\n",[3010,3521,3522],{"class":3012,"line":3050},[3010,3523,3255],{"emptyLinePlaceholder":3254},[3010,3525,3526,3528,3531,3533,3536,3539,3542,3545,3547,3550],{"class":3012,"line":3075},[3010,3527,3354],{"class":3053},[3010,3529,3530],{"class":3037}," WebhookIdempotencyService",[3010,3532,3065],{"class":3027},[3010,3534,3535],{"class":3344},"AppDbContext",[3010,3537,3538],{"class":3031}," db",[3010,3540,3541],{"class":3027},") => ",[3010,3543,3544],{"class":3031},"_db",[3010,3546,3084],{"class":3027},[3010,3548,3549],{"class":3031},"db",[3010,3551,3519],{"class":3027},[3010,3553,3554],{"class":3012,"line":3109},[3010,3555,3255],{"emptyLinePlaceholder":3254},[3010,3557,3558,3561,3565,3569],{"class":3012,"line":3115},[3010,3559,3560],{"class":3016},"    /// ",[3010,3562,3564],{"class":3563},"s0P7L","\u003C",[3010,3566,3568],{"class":3567},"sKtos","summary",[3010,3570,3571],{"class":3563},">\n",[3010,3573,3574],{"class":3012,"line":3397},[3010,3575,3576],{"class":3016},"    /// Повертає true, якщо webhook вже оброблено. Інакше — записує та повертає false.\n",[3010,3578,3579,3581,3584,3586],{"class":3012,"line":3403},[3010,3580,3560],{"class":3016},[3010,3582,3583],{"class":3563},"\u003C/",[3010,3585,3568],{"class":3567},[3010,3587,3571],{"class":3563},[3010,3589,3590,3592,3595,3597,3599,3602,3605,3608],{"class":3012,"line":3431},[3010,3591,3354],{"class":3053},[3010,3593,3594],{"class":3053}," async",[3010,3596,3057],{"class":3344},[3010,3598,3564],{"class":3027},[3010,3600,3601],{"class":3053},"bool",[3010,3603,3604],{"class":3027},"> ",[3010,3606,3607],{"class":3037},"IsAlreadyProcessedAsync",[3010,3609,3610],{"class":3027},"(\n",[3010,3612,3613,3616,3619,3622,3625,3628,3630,3633,3636,3638,3641],{"class":3012,"line":3436},[3010,3614,3615],{"class":3053},"        string",[3010,3617,3618],{"class":3031}," eventId",[3010,3620,3621],{"class":3027},", ",[3010,3623,3624],{"class":3053},"string",[3010,3626,3627],{"class":3031}," provider",[3010,3629,3621],{"class":3027},[3010,3631,3632],{"class":3344},"CancellationToken",[3010,3634,3635],{"class":3031}," ct",[3010,3637,3084],{"class":3027},[3010,3639,3640],{"class":3053},"default",[3010,3642,3643],{"class":3027},")\n",[3010,3645,3646],{"class":3012,"line":3460},[3010,3647,3648],{"class":3027},"    {\n",[3010,3650,3651],{"class":3012,"line":3481},[3010,3652,3653],{"class":3016},"        // Атомарна операція: INSERT OR IGNORE\n",[3010,3655,3657,3660,3663,3665,3667,3669,3671],{"class":3012,"line":3656},14,[3010,3658,3659],{"class":3053},"        var",[3010,3661,3662],{"class":3031}," exists",[3010,3664,3084],{"class":3027},[3010,3666,3087],{"class":3053},[3010,3668,3516],{"class":3031},[3010,3670,2975],{"class":3027},[3010,3672,3673],{"class":3031},"ProcessedWebhooks\n",[3010,3675,3677,3680,3683,3685,3688,3691,3693,3695,3698,3701,3704,3707,3709,3711,3714,3716,3719,3721,3724],{"class":3012,"line":3676},15,[3010,3678,3679],{"class":3027},"            .",[3010,3681,3682],{"class":3037},"AnyAsync",[3010,3684,3065],{"class":3027},[3010,3686,3687],{"class":3031},"w",[3010,3689,3690],{"class":3027}," => ",[3010,3692,3687],{"class":3031},[3010,3694,2975],{"class":3027},[3010,3696,3697],{"class":3031},"EventId",[3010,3699,3700],{"class":3027}," == ",[3010,3702,3703],{"class":3031},"eventId",[3010,3705,3706],{"class":3027}," && ",[3010,3708,3687],{"class":3031},[3010,3710,2975],{"class":3027},[3010,3712,3713],{"class":3031},"Provider",[3010,3715,3700],{"class":3027},[3010,3717,3718],{"class":3031},"provider",[3010,3720,3621],{"class":3027},[3010,3722,3723],{"class":3031},"ct",[3010,3725,3072],{"class":3027},[3010,3727,3729],{"class":3012,"line":3728},16,[3010,3730,3255],{"emptyLinePlaceholder":3254},[3010,3732,3734,3737,3740,3743,3746,3749,3752],{"class":3012,"line":3733},17,[3010,3735,3736],{"class":3023},"        if",[3010,3738,3739],{"class":3027}," (",[3010,3741,3742],{"class":3031},"exists",[3010,3744,3745],{"class":3027},") ",[3010,3747,3748],{"class":3023},"return",[3010,3750,3751],{"class":3053}," true",[3010,3753,3519],{"class":3027},[3010,3755,3757],{"class":3012,"line":3756},18,[3010,3758,3255],{"emptyLinePlaceholder":3254},[3010,3760,3762,3765,3767,3770,3772,3775,3777,3780],{"class":3012,"line":3761},19,[3010,3763,3764],{"class":3031},"        _db",[3010,3766,2975],{"class":3027},[3010,3768,3769],{"class":3031},"ProcessedWebhooks",[3010,3771,2975],{"class":3027},[3010,3773,3774],{"class":3037},"Add",[3010,3776,3065],{"class":3027},[3010,3778,3779],{"class":3053},"new",[3010,3781,3345],{"class":3344},[3010,3783,3785],{"class":3012,"line":3784},20,[3010,3786,3787],{"class":3027},"        {\n",[3010,3789,3791,3794,3796,3799,3801,3804],{"class":3012,"line":3790},21,[3010,3792,3793],{"class":3031},"            Id",[3010,3795,3084],{"class":3027},[3010,3797,3798],{"class":3031},"Guid",[3010,3800,2975],{"class":3027},[3010,3802,3803],{"class":3037},"NewGuid",[3010,3805,3806],{"class":3027},"(),\n",[3010,3808,3810,3813,3815,3817],{"class":3012,"line":3809},22,[3010,3811,3812],{"class":3031},"            EventId",[3010,3814,3084],{"class":3027},[3010,3816,3703],{"class":3031},[3010,3818,3819],{"class":3027},",\n",[3010,3821,3823,3826,3828,3830],{"class":3012,"line":3822},23,[3010,3824,3825],{"class":3031},"            Provider",[3010,3827,3084],{"class":3027},[3010,3829,3718],{"class":3031},[3010,3831,3819],{"class":3027},[3010,3833,3835,3838,3840,3843,3845],{"class":3012,"line":3834},24,[3010,3836,3837],{"class":3031},"            ProcessedAt",[3010,3839,3084],{"class":3027},[3010,3841,3842],{"class":3031},"DateTimeOffset",[3010,3844,2975],{"class":3027},[3010,3846,3847],{"class":3031},"UtcNow\n",[3010,3849,3851],{"class":3012,"line":3850},25,[3010,3852,3853],{"class":3027},"        });\n",[3010,3855,3857],{"class":3012,"line":3856},26,[3010,3858,3255],{"emptyLinePlaceholder":3254},[3010,3860,3862,3865,3867,3869,3872,3874,3876],{"class":3012,"line":3861},27,[3010,3863,3864],{"class":3053},"        await",[3010,3866,3516],{"class":3031},[3010,3868,2975],{"class":3027},[3010,3870,3871],{"class":3037},"SaveChangesAsync",[3010,3873,3065],{"class":3027},[3010,3875,3723],{"class":3031},[3010,3877,3072],{"class":3027},[3010,3879,3881,3884,3887],{"class":3012,"line":3880},28,[3010,3882,3883],{"class":3023},"        return",[3010,3885,3886],{"class":3053}," false",[3010,3888,3519],{"class":3027},[3010,3890,3892],{"class":3012,"line":3891},29,[3010,3893,3894],{"class":3027},"    }\n",[3010,3896,3898],{"class":3012,"line":3897},30,[3010,3899,3118],{"class":3027},[2965,3901,3902],{},"Використання в webhook-handler:",[3000,3904,3906],{"className":3002,"code":3905,"language":3004,"meta":3005,"style":3005},"var isAlreadyProcessed = await _idempotencyService\n    .IsAlreadyProcessedAsync(transactionId, \"liqpay\", ct);\n\nif (isAlreadyProcessed)\n{\n    _logger.LogInformation(\"Duplicate webhook {TxId} ignored\", transactionId);\n    return Results.Ok(); // Повертаємо OK — для PSP це нормально\n}\n",[3007,3907,3908,3923,3947,3951,3963,3967,3988,4007],{"__ignoreMap":3005},[3010,3909,3910,3913,3916,3918,3920],{"class":3012,"line":3013},[3010,3911,3912],{"class":3053},"var",[3010,3914,3915],{"class":3031}," isAlreadyProcessed",[3010,3917,3084],{"class":3027},[3010,3919,3087],{"class":3053},[3010,3921,3922],{"class":3031}," _idempotencyService\n",[3010,3924,3925,3928,3930,3932,3935,3937,3941,3943,3945],{"class":3012,"line":3020},[3010,3926,3927],{"class":3027},"    .",[3010,3929,3607],{"class":3037},[3010,3931,3065],{"class":3027},[3010,3933,3934],{"class":3031},"transactionId",[3010,3936,3621],{"class":3027},[3010,3938,3940],{"class":3939},"sbdoH","\"liqpay\"",[3010,3942,3621],{"class":3027},[3010,3944,3723],{"class":3031},[3010,3946,3072],{"class":3027},[3010,3948,3949],{"class":3012,"line":3044},[3010,3950,3255],{"emptyLinePlaceholder":3254},[3010,3952,3953,3956,3958,3961],{"class":3012,"line":3050},[3010,3954,3955],{"class":3023},"if",[3010,3957,3739],{"class":3027},[3010,3959,3960],{"class":3031},"isAlreadyProcessed",[3010,3962,3643],{"class":3027},[3010,3964,3965],{"class":3012,"line":3075},[3010,3966,3047],{"class":3027},[3010,3968,3969,3972,3974,3977,3979,3982,3984,3986],{"class":3012,"line":3109},[3010,3970,3971],{"class":3031},"    _logger",[3010,3973,2975],{"class":3027},[3010,3975,3976],{"class":3037},"LogInformation",[3010,3978,3065],{"class":3027},[3010,3980,3981],{"class":3939},"\"Duplicate webhook {TxId} ignored\"",[3010,3983,3621],{"class":3027},[3010,3985,3934],{"class":3031},[3010,3987,3072],{"class":3027},[3010,3989,3990,3993,3996,3998,4001,4004],{"class":3012,"line":3115},[3010,3991,3992],{"class":3023},"    return",[3010,3994,3995],{"class":3031}," Results",[3010,3997,2975],{"class":3027},[3010,3999,4000],{"class":3037},"Ok",[3010,4002,4003],{"class":3027},"(); ",[3010,4005,4006],{"class":3016},"// Повертаємо OK — для PSP це нормально\n",[3010,4008,4009],{"class":3012,"line":3397},[3010,4010,3118],{"class":3027},[2984,4012],{},[2960,4014,4016],{"id":4015},"retry-policy-що-робити-при-недоступності-сервера","Retry Policy: що робити при недоступності сервера",[2965,4018,4019],{},"PSP retry-поведінка варіюється:",[3126,4021,4022,4035],{},[3129,4023,4024],{},[3132,4025,4026,4029,4032],{},[3135,4027,4028],{},"PSP",[3135,4030,4031],{},"Максимум спроб",[3135,4033,4034],{},"Інтервал",[3144,4036,4037,4048,4058],{},[3132,4038,4039,4042,4045],{},[3149,4040,4041],{},"LiqPay",[3149,4043,4044],{},"До 5 разів",[3149,4046,4047],{},"~5–60 хвилин",[3132,4049,4050,4053,4055],{},[3149,4051,4052],{},"Monobank",[3149,4054,4044],{},[3149,4056,4057],{},"Exponential backoff",[3132,4059,4060,4063,4066],{},[3149,4061,4062],{},"Stripe",[3149,4064,4065],{},"3 дні (з backoff)",[3149,4067,4068],{},"1 год → 3 год → 12 год → 24 год → ...",[2965,4070,4071,4074,4075,4078],{},[2972,4072,4073],{},"Ваша відповідальність",": відповідати ",[3007,4076,4077],{},"200 OK"," якомога швидше і не виконувати важку бізнес-логіку синхронно у handler.",[2984,4080],{},[2960,4082,4084],{"id":4083},"channel-based-обробка-рекомендований-паттерн","Channel-based обробка (рекомендований паттерн)",[2965,4086,4087,4088,4091],{},"Найнадійніший підхід — ",[2972,4089,4090],{},"відокремити отримання webhook від його обробки",":",[4093,4094,4095,4101],"ol",{},[3268,4096,4097,4098,4100],{},"Webhook handler приймає запит, верифікує підпис, публікує подію в Channel → ",[3007,4099,4077],{}," (за ~5ms)",[3268,4102,4103],{},"Background service читає з Channel та виконує бізнес-логіку",[3000,4105,4108],{"className":3002,"code":4106,"filename":4107,"language":3004,"meta":3005,"style":3005},"public record WebhookEvent(\n    string Provider,\n    string EventId,\n    string RawPayload,\n    DateTimeOffset ReceivedAt\n);\n\npublic class WebhookChannel\n{\n    private readonly Channel\u003CWebhookEvent> _channel =\n        Channel.CreateBounded\u003CWebhookEvent>(new BoundedChannelOptions(100)\n        {\n            FullMode = BoundedChannelFullMode.Wait\n        });\n\n    public ChannelWriter\u003CWebhookEvent> Writer => _channel.Writer;\n    public ChannelReader\u003CWebhookEvent> Reader => _channel.Reader;\n}\n","Services/WebhookChannel.cs",[3007,4109,4110,4122,4131,4139,4148,4156,4160,4164,4173,4177,4199,4228,4232,4247,4251,4255,4281,4307],{"__ignoreMap":3005},[3010,4111,4112,4114,4117,4120],{"class":3012,"line":3013},[3010,4113,3338],{"class":3053},[3010,4115,4116],{"class":3053}," record",[3010,4118,4119],{"class":3344}," WebhookEvent",[3010,4121,3610],{"class":3027},[3010,4123,4124,4127,4129],{"class":3012,"line":3020},[3010,4125,4126],{"class":3053},"    string",[3010,4128,3443],{"class":3031},[3010,4130,3819],{"class":3027},[3010,4132,4133,4135,4137],{"class":3012,"line":3044},[3010,4134,4126],{"class":3053},[3010,4136,3411],{"class":3031},[3010,4138,3819],{"class":3027},[3010,4140,4141,4143,4146],{"class":3012,"line":3050},[3010,4142,4126],{"class":3053},[3010,4144,4145],{"class":3031}," RawPayload",[3010,4147,3819],{"class":3027},[3010,4149,4150,4153],{"class":3012,"line":3075},[3010,4151,4152],{"class":3344},"    DateTimeOffset",[3010,4154,4155],{"class":3031}," ReceivedAt\n",[3010,4157,4158],{"class":3012,"line":3109},[3010,4159,3072],{"class":3027},[3010,4161,4162],{"class":3012,"line":3115},[3010,4163,3255],{"emptyLinePlaceholder":3254},[3010,4165,4166,4168,4170],{"class":3012,"line":3397},[3010,4167,3338],{"class":3053},[3010,4169,3341],{"class":3053},[3010,4171,4172],{"class":3344}," WebhookChannel\n",[3010,4174,4175],{"class":3012,"line":3403},[3010,4176,3047],{"class":3027},[3010,4178,4179,4181,4183,4186,4188,4191,4193,4196],{"class":3012,"line":3431},[3010,4180,3507],{"class":3053},[3010,4182,3510],{"class":3053},[3010,4184,4185],{"class":3344}," Channel",[3010,4187,3564],{"class":3027},[3010,4189,4190],{"class":3344},"WebhookEvent",[3010,4192,3604],{"class":3027},[3010,4194,4195],{"class":3031},"_channel",[3010,4197,4198],{"class":3027}," =\n",[3010,4200,4201,4204,4206,4209,4211,4213,4216,4218,4221,4223,4226],{"class":3012,"line":3436},[3010,4202,4203],{"class":3031},"        Channel",[3010,4205,2975],{"class":3027},[3010,4207,4208],{"class":3037},"CreateBounded",[3010,4210,3564],{"class":3027},[3010,4212,4190],{"class":3344},[3010,4214,4215],{"class":3027},">(",[3010,4217,3779],{"class":3053},[3010,4219,4220],{"class":3344}," BoundedChannelOptions",[3010,4222,3065],{"class":3027},[3010,4224,4225],{"class":3068},"100",[3010,4227,3643],{"class":3027},[3010,4229,4230],{"class":3012,"line":3460},[3010,4231,3787],{"class":3027},[3010,4233,4234,4237,4239,4242,4244],{"class":3012,"line":3481},[3010,4235,4236],{"class":3031},"            FullMode",[3010,4238,3084],{"class":3027},[3010,4240,4241],{"class":3031},"BoundedChannelFullMode",[3010,4243,2975],{"class":3027},[3010,4245,4246],{"class":3031},"Wait\n",[3010,4248,4249],{"class":3012,"line":3656},[3010,4250,3853],{"class":3027},[3010,4252,4253],{"class":3012,"line":3676},[3010,4254,3255],{"emptyLinePlaceholder":3254},[3010,4256,4257,4259,4262,4264,4266,4268,4271,4273,4275,4277,4279],{"class":3012,"line":3728},[3010,4258,3354],{"class":3053},[3010,4260,4261],{"class":3344}," ChannelWriter",[3010,4263,3564],{"class":3027},[3010,4265,4190],{"class":3344},[3010,4267,3604],{"class":3027},[3010,4269,4270],{"class":3031},"Writer",[3010,4272,3690],{"class":3027},[3010,4274,4195],{"class":3031},[3010,4276,2975],{"class":3027},[3010,4278,4270],{"class":3031},[3010,4280,3519],{"class":3027},[3010,4282,4283,4285,4288,4290,4292,4294,4297,4299,4301,4303,4305],{"class":3012,"line":3733},[3010,4284,3354],{"class":3053},[3010,4286,4287],{"class":3344}," ChannelReader",[3010,4289,3564],{"class":3027},[3010,4291,4190],{"class":3344},[3010,4293,3604],{"class":3027},[3010,4295,4296],{"class":3031},"Reader",[3010,4298,3690],{"class":3027},[3010,4300,4195],{"class":3031},[3010,4302,2975],{"class":3027},[3010,4304,4296],{"class":3031},[3010,4306,3519],{"class":3027},[3010,4308,4309],{"class":3012,"line":3756},[3010,4310,3118],{"class":3027},[3000,4312,4315],{"className":3002,"code":4313,"filename":4314,"language":3004,"meta":3005,"style":3005},"public class WebhookProcessorService : BackgroundService\n{\n    private readonly WebhookChannel _channel;\n    private readonly IServiceProvider _services;\n    private readonly ILogger\u003CWebhookProcessorService> _logger;\n\n    public WebhookProcessorService(\n        WebhookChannel channel,\n        IServiceProvider services,\n        ILogger\u003CWebhookProcessorService> logger)\n    {\n        _channel = channel;\n        _services = services;\n        _logger = logger;\n    }\n\n    protected override async Task ExecuteAsync(CancellationToken stoppingToken)\n    {\n        await foreach (var evt in _channel.Reader.ReadAllAsync(stoppingToken))\n        {\n            try\n            {\n                await using var scope = _services.CreateAsyncScope();\n                var paymentService = scope.ServiceProvider\n                    .GetRequiredService\u003CPaymentService>();\n\n                await paymentService.ProcessWebhookEventAsync(evt);\n            }\n            catch (Exception ex)\n            {\n                _logger.LogError(ex,\n                    \"Error processing webhook event {EventId} from {Provider}\",\n                    evt.EventId, evt.Provider);\n                // Не перекидуємо — продовжуємо читати з Channel\n            }\n        }\n    }\n}\n","Services/WebhookProcessorService.cs",[3007,4316,4317,4332,4336,4350,4364,4385,4389,4397,4407,4417,4433,4437,4449,4461,4472,4476,4480,4504,4508,4544,4548,4553,4558,4585,4603,4619,4623,4641,4646,4661,4665,4683,4691,4711,4717,4722,4728,4733],{"__ignoreMap":3005},[3010,4318,4319,4321,4323,4326,4329],{"class":3012,"line":3013},[3010,4320,3338],{"class":3053},[3010,4322,3341],{"class":3053},[3010,4324,4325],{"class":3344}," WebhookProcessorService",[3010,4327,4328],{"class":3027}," : ",[3010,4330,4331],{"class":3344},"BackgroundService\n",[3010,4333,4334],{"class":3012,"line":3020},[3010,4335,3047],{"class":3027},[3010,4337,4338,4340,4342,4345,4348],{"class":3012,"line":3044},[3010,4339,3507],{"class":3053},[3010,4341,3510],{"class":3053},[3010,4343,4344],{"class":3344}," WebhookChannel",[3010,4346,4347],{"class":3031}," _channel",[3010,4349,3519],{"class":3027},[3010,4351,4352,4354,4356,4359,4362],{"class":3012,"line":3050},[3010,4353,3507],{"class":3053},[3010,4355,3510],{"class":3053},[3010,4357,4358],{"class":3344}," IServiceProvider",[3010,4360,4361],{"class":3031}," _services",[3010,4363,3519],{"class":3027},[3010,4365,4366,4368,4370,4373,4375,4378,4380,4383],{"class":3012,"line":3075},[3010,4367,3507],{"class":3053},[3010,4369,3510],{"class":3053},[3010,4371,4372],{"class":3344}," ILogger",[3010,4374,3564],{"class":3027},[3010,4376,4377],{"class":3344},"WebhookProcessorService",[3010,4379,3604],{"class":3027},[3010,4381,4382],{"class":3031},"_logger",[3010,4384,3519],{"class":3027},[3010,4386,4387],{"class":3012,"line":3109},[3010,4388,3255],{"emptyLinePlaceholder":3254},[3010,4390,4391,4393,4395],{"class":3012,"line":3115},[3010,4392,3354],{"class":3053},[3010,4394,4325],{"class":3037},[3010,4396,3610],{"class":3027},[3010,4398,4399,4402,4405],{"class":3012,"line":3397},[3010,4400,4401],{"class":3344},"        WebhookChannel",[3010,4403,4404],{"class":3031}," channel",[3010,4406,3819],{"class":3027},[3010,4408,4409,4412,4415],{"class":3012,"line":3403},[3010,4410,4411],{"class":3344},"        IServiceProvider",[3010,4413,4414],{"class":3031}," services",[3010,4416,3819],{"class":3027},[3010,4418,4419,4422,4424,4426,4428,4431],{"class":3012,"line":3431},[3010,4420,4421],{"class":3344},"        ILogger",[3010,4423,3564],{"class":3027},[3010,4425,4377],{"class":3344},[3010,4427,3604],{"class":3027},[3010,4429,4430],{"class":3031},"logger",[3010,4432,3643],{"class":3027},[3010,4434,4435],{"class":3012,"line":3436},[3010,4436,3648],{"class":3027},[3010,4438,4439,4442,4444,4447],{"class":3012,"line":3460},[3010,4440,4441],{"class":3031},"        _channel",[3010,4443,3084],{"class":3027},[3010,4445,4446],{"class":3031},"channel",[3010,4448,3519],{"class":3027},[3010,4450,4451,4454,4456,4459],{"class":3012,"line":3481},[3010,4452,4453],{"class":3031},"        _services",[3010,4455,3084],{"class":3027},[3010,4457,4458],{"class":3031},"services",[3010,4460,3519],{"class":3027},[3010,4462,4463,4466,4468,4470],{"class":3012,"line":3656},[3010,4464,4465],{"class":3031},"        _logger",[3010,4467,3084],{"class":3027},[3010,4469,4430],{"class":3031},[3010,4471,3519],{"class":3027},[3010,4473,4474],{"class":3012,"line":3676},[3010,4475,3894],{"class":3027},[3010,4477,4478],{"class":3012,"line":3728},[3010,4479,3255],{"emptyLinePlaceholder":3254},[3010,4481,4482,4485,4488,4490,4492,4495,4497,4499,4502],{"class":3012,"line":3733},[3010,4483,4484],{"class":3053},"    protected",[3010,4486,4487],{"class":3053}," override",[3010,4489,3594],{"class":3053},[3010,4491,3057],{"class":3344},[3010,4493,4494],{"class":3037}," ExecuteAsync",[3010,4496,3065],{"class":3027},[3010,4498,3632],{"class":3344},[3010,4500,4501],{"class":3031}," stoppingToken",[3010,4503,3643],{"class":3027},[3010,4505,4506],{"class":3012,"line":3756},[3010,4507,3648],{"class":3027},[3010,4509,4510,4512,4515,4517,4519,4522,4525,4527,4529,4531,4533,4536,4538,4541],{"class":3012,"line":3761},[3010,4511,3864],{"class":3053},[3010,4513,4514],{"class":3023}," foreach",[3010,4516,3739],{"class":3027},[3010,4518,3912],{"class":3053},[3010,4520,4521],{"class":3031}," evt",[3010,4523,4524],{"class":3023}," in",[3010,4526,4347],{"class":3031},[3010,4528,2975],{"class":3027},[3010,4530,4296],{"class":3031},[3010,4532,2975],{"class":3027},[3010,4534,4535],{"class":3037},"ReadAllAsync",[3010,4537,3065],{"class":3027},[3010,4539,4540],{"class":3031},"stoppingToken",[3010,4542,4543],{"class":3027},"))\n",[3010,4545,4546],{"class":3012,"line":3784},[3010,4547,3787],{"class":3027},[3010,4549,4550],{"class":3012,"line":3790},[3010,4551,4552],{"class":3031},"            try\n",[3010,4554,4555],{"class":3012,"line":3809},[3010,4556,4557],{"class":3027},"            {\n",[3010,4559,4560,4563,4566,4569,4572,4574,4577,4579,4582],{"class":3012,"line":3822},[3010,4561,4562],{"class":3053},"                await",[3010,4564,4565],{"class":3031}," using",[3010,4567,4568],{"class":3031}," var",[3010,4570,4571],{"class":3031}," scope",[3010,4573,3084],{"class":3027},[3010,4575,4576],{"class":3031},"_services",[3010,4578,2975],{"class":3027},[3010,4580,4581],{"class":3037},"CreateAsyncScope",[3010,4583,4584],{"class":3027},"();\n",[3010,4586,4587,4590,4593,4595,4598,4600],{"class":3012,"line":3834},[3010,4588,4589],{"class":3031},"                var",[3010,4591,4592],{"class":3031}," paymentService",[3010,4594,3084],{"class":3027},[3010,4596,4597],{"class":3031},"scope",[3010,4599,2975],{"class":3027},[3010,4601,4602],{"class":3031},"ServiceProvider\n",[3010,4604,4605,4608,4611,4613,4616],{"class":3012,"line":3850},[3010,4606,4607],{"class":3027},"                    .",[3010,4609,4610],{"class":3037},"GetRequiredService",[3010,4612,3564],{"class":3027},[3010,4614,4615],{"class":3344},"PaymentService",[3010,4617,4618],{"class":3027},">();\n",[3010,4620,4621],{"class":3012,"line":3856},[3010,4622,3255],{"emptyLinePlaceholder":3254},[3010,4624,4625,4627,4629,4631,4634,4636,4639],{"class":3012,"line":3861},[3010,4626,4562],{"class":3053},[3010,4628,4592],{"class":3031},[3010,4630,2975],{"class":3027},[3010,4632,4633],{"class":3037},"ProcessWebhookEventAsync",[3010,4635,3065],{"class":3027},[3010,4637,4638],{"class":3031},"evt",[3010,4640,3072],{"class":3027},[3010,4642,4643],{"class":3012,"line":3880},[3010,4644,4645],{"class":3027},"            }\n",[3010,4647,4648,4651,4653,4656,4659],{"class":3012,"line":3891},[3010,4649,4650],{"class":3037},"            catch",[3010,4652,3739],{"class":3027},[3010,4654,4655],{"class":3031},"Exception",[3010,4657,4658],{"class":3031}," ex",[3010,4660,3643],{"class":3027},[3010,4662,4663],{"class":3012,"line":3897},[3010,4664,4557],{"class":3027},[3010,4666,4668,4671,4673,4676,4678,4681],{"class":3012,"line":4667},31,[3010,4669,4670],{"class":3031},"                _logger",[3010,4672,2975],{"class":3027},[3010,4674,4675],{"class":3037},"LogError",[3010,4677,3065],{"class":3027},[3010,4679,4680],{"class":3031},"ex",[3010,4682,3819],{"class":3027},[3010,4684,4686,4689],{"class":3012,"line":4685},32,[3010,4687,4688],{"class":3939},"                    \"Error processing webhook event {EventId} from {Provider}\"",[3010,4690,3819],{"class":3027},[3010,4692,4694,4697,4699,4701,4703,4705,4707,4709],{"class":3012,"line":4693},33,[3010,4695,4696],{"class":3031},"                    evt",[3010,4698,2975],{"class":3027},[3010,4700,3697],{"class":3031},[3010,4702,3621],{"class":3027},[3010,4704,4638],{"class":3031},[3010,4706,2975],{"class":3027},[3010,4708,3713],{"class":3031},[3010,4710,3072],{"class":3027},[3010,4712,4714],{"class":3012,"line":4713},34,[3010,4715,4716],{"class":3016},"                // Не перекидуємо — продовжуємо читати з Channel\n",[3010,4718,4720],{"class":3012,"line":4719},35,[3010,4721,4645],{"class":3027},[3010,4723,4725],{"class":3012,"line":4724},36,[3010,4726,4727],{"class":3027},"        }\n",[3010,4729,4731],{"class":3012,"line":4730},37,[3010,4732,3894],{"class":3027},[3010,4734,4736],{"class":3012,"line":4735},38,[3010,4737,3118],{"class":3027},[3000,4739,4742],{"className":3002,"code":4740,"filename":4741,"language":3004,"meta":3005,"style":3005},"builder.Services.AddSingleton\u003CWebhookChannel>();\nbuilder.Services.AddHostedService\u003CWebhookProcessorService>();\n","Program.cs",[3007,4743,4744,4766],{"__ignoreMap":3005},[3010,4745,4746,4749,4751,4754,4756,4759,4761,4764],{"class":3012,"line":3013},[3010,4747,4748],{"class":3031},"builder",[3010,4750,2975],{"class":3027},[3010,4752,4753],{"class":3031},"Services",[3010,4755,2975],{"class":3027},[3010,4757,4758],{"class":3037},"AddSingleton",[3010,4760,3564],{"class":3027},[3010,4762,4763],{"class":3344},"WebhookChannel",[3010,4765,4618],{"class":3027},[3010,4767,4768,4770,4772,4774,4776,4779,4781,4783],{"class":3012,"line":3020},[3010,4769,4748],{"class":3031},[3010,4771,2975],{"class":3027},[3010,4773,4753],{"class":3031},[3010,4775,2975],{"class":3027},[3010,4777,4778],{"class":3037},"AddHostedService",[3010,4780,3564],{"class":3027},[3010,4782,4377],{"class":3344},[3010,4784,4618],{"class":3027},[2965,4786,4787],{},"Оновлений webhook handler — тепер публікує в Channel замість прямої обробки:",[3000,4789,4792],{"className":3002,"code":4790,"filename":4791,"language":3004,"meta":3005,"style":3005},"private static async Task\u003CIResult> HandleLiqPayWebhook(\n    HttpRequest request,\n    WebhookChannel channel,\n    IOptions\u003CLiqPayOptions> options,\n    ILogger\u003CProgram> logger,\n    CancellationToken ct)\n{\n    var form = await request.ReadFormAsync(ct);\n    var data = form[\"data\"].ToString();\n    var signature = form[\"signature\"].ToString();\n\n    if (!LiqPaySignatureHelper.VerifySignature(data, signature, options.Value.PrivateKey))\n    {\n        logger.LogWarning(\"Invalid LiqPay webhook signature\");\n        return Results.Ok(); // Не 400 — щоб LiqPay не retry\n    }\n\n    // Публікуємо подію → Background Service обробить\n    await channel.Writer.WriteAsync(new WebhookEvent(\n        Provider: \"liqpay\",\n        EventId: data, // тимчасово data як ID; краще — transaction_id після decode\n        RawPayload: data,\n        ReceivedAt: DateTimeOffset.UtcNow\n    ), ct);\n\n    // Відповідаємо негайно — важка логіка відбудеться асинхронно\n    return Results.Ok();\n}\n","Endpoints/WebhookEndpoints.cs",[3007,4793,4794,4818,4828,4837,4854,4870,4879,4883,4907,4933,4955,4959,5000,5004,5021,5036,5040,5044,5049,5072,5084,5098,5109,5122,5131,5135,5140,5152],{"__ignoreMap":3005},[3010,4795,4796,4799,4802,4804,4806,4808,4811,4813,4816],{"class":3012,"line":3013},[3010,4797,4798],{"class":3053},"private",[3010,4800,4801],{"class":3053}," static",[3010,4803,3594],{"class":3053},[3010,4805,3057],{"class":3344},[3010,4807,3564],{"class":3027},[3010,4809,4810],{"class":3344},"IResult",[3010,4812,3604],{"class":3027},[3010,4814,4815],{"class":3037},"HandleLiqPayWebhook",[3010,4817,3610],{"class":3027},[3010,4819,4820,4823,4826],{"class":3012,"line":3020},[3010,4821,4822],{"class":3344},"    HttpRequest",[3010,4824,4825],{"class":3031}," request",[3010,4827,3819],{"class":3027},[3010,4829,4830,4833,4835],{"class":3012,"line":3044},[3010,4831,4832],{"class":3344},"    WebhookChannel",[3010,4834,4404],{"class":3031},[3010,4836,3819],{"class":3027},[3010,4838,4839,4842,4844,4847,4849,4852],{"class":3012,"line":3050},[3010,4840,4841],{"class":3344},"    IOptions",[3010,4843,3564],{"class":3027},[3010,4845,4846],{"class":3344},"LiqPayOptions",[3010,4848,3604],{"class":3027},[3010,4850,4851],{"class":3031},"options",[3010,4853,3819],{"class":3027},[3010,4855,4856,4859,4861,4864,4866,4868],{"class":3012,"line":3075},[3010,4857,4858],{"class":3344},"    ILogger",[3010,4860,3564],{"class":3027},[3010,4862,4863],{"class":3344},"Program",[3010,4865,3604],{"class":3027},[3010,4867,4430],{"class":3031},[3010,4869,3819],{"class":3027},[3010,4871,4872,4875,4877],{"class":3012,"line":3109},[3010,4873,4874],{"class":3344},"    CancellationToken",[3010,4876,3635],{"class":3031},[3010,4878,3643],{"class":3027},[3010,4880,4881],{"class":3012,"line":3115},[3010,4882,3047],{"class":3027},[3010,4884,4885,4887,4890,4892,4894,4896,4898,4901,4903,4905],{"class":3012,"line":3397},[3010,4886,3078],{"class":3053},[3010,4888,4889],{"class":3031}," form",[3010,4891,3084],{"class":3027},[3010,4893,3087],{"class":3053},[3010,4895,4825],{"class":3031},[3010,4897,2975],{"class":3027},[3010,4899,4900],{"class":3037},"ReadFormAsync",[3010,4902,3065],{"class":3027},[3010,4904,3723],{"class":3031},[3010,4906,3072],{"class":3027},[3010,4908,4909,4911,4914,4916,4919,4922,4925,4928,4931],{"class":3012,"line":3403},[3010,4910,3078],{"class":3053},[3010,4912,4913],{"class":3031}," data",[3010,4915,3084],{"class":3027},[3010,4917,4918],{"class":3031},"form",[3010,4920,4921],{"class":3027},"[",[3010,4923,4924],{"class":3939},"\"data\"",[3010,4926,4927],{"class":3027},"].",[3010,4929,4930],{"class":3037},"ToString",[3010,4932,4584],{"class":3027},[3010,4934,4935,4937,4940,4942,4944,4946,4949,4951,4953],{"class":3012,"line":3431},[3010,4936,3078],{"class":3053},[3010,4938,4939],{"class":3031}," signature",[3010,4941,3084],{"class":3027},[3010,4943,4918],{"class":3031},[3010,4945,4921],{"class":3027},[3010,4947,4948],{"class":3939},"\"signature\"",[3010,4950,4927],{"class":3027},[3010,4952,4930],{"class":3037},[3010,4954,4584],{"class":3027},[3010,4956,4957],{"class":3012,"line":3436},[3010,4958,3255],{"emptyLinePlaceholder":3254},[3010,4960,4961,4964,4966,4969,4971,4974,4976,4979,4981,4984,4986,4988,4990,4993,4995,4998],{"class":3012,"line":3460},[3010,4962,4963],{"class":3023},"    if",[3010,4965,3028],{"class":3027},[3010,4967,4968],{"class":3031},"LiqPaySignatureHelper",[3010,4970,2975],{"class":3027},[3010,4972,4973],{"class":3037},"VerifySignature",[3010,4975,3065],{"class":3027},[3010,4977,4978],{"class":3031},"data",[3010,4980,3621],{"class":3027},[3010,4982,4983],{"class":3031},"signature",[3010,4985,3621],{"class":3027},[3010,4987,4851],{"class":3031},[3010,4989,2975],{"class":3027},[3010,4991,4992],{"class":3031},"Value",[3010,4994,2975],{"class":3027},[3010,4996,4997],{"class":3031},"PrivateKey",[3010,4999,4543],{"class":3027},[3010,5001,5002],{"class":3012,"line":3481},[3010,5003,3648],{"class":3027},[3010,5005,5006,5009,5011,5014,5016,5019],{"class":3012,"line":3656},[3010,5007,5008],{"class":3031},"        logger",[3010,5010,2975],{"class":3027},[3010,5012,5013],{"class":3037},"LogWarning",[3010,5015,3065],{"class":3027},[3010,5017,5018],{"class":3939},"\"Invalid LiqPay webhook signature\"",[3010,5020,3072],{"class":3027},[3010,5022,5023,5025,5027,5029,5031,5033],{"class":3012,"line":3676},[3010,5024,3883],{"class":3023},[3010,5026,3995],{"class":3031},[3010,5028,2975],{"class":3027},[3010,5030,4000],{"class":3037},[3010,5032,4003],{"class":3027},[3010,5034,5035],{"class":3016},"// Не 400 — щоб LiqPay не retry\n",[3010,5037,5038],{"class":3012,"line":3728},[3010,5039,3894],{"class":3027},[3010,5041,5042],{"class":3012,"line":3733},[3010,5043,3255],{"emptyLinePlaceholder":3254},[3010,5045,5046],{"class":3012,"line":3756},[3010,5047,5048],{"class":3016},"    // Публікуємо подію → Background Service обробить\n",[3010,5050,5051,5053,5055,5057,5059,5061,5064,5066,5068,5070],{"class":3012,"line":3761},[3010,5052,3054],{"class":3053},[3010,5054,4404],{"class":3031},[3010,5056,2975],{"class":3027},[3010,5058,4270],{"class":3031},[3010,5060,2975],{"class":3027},[3010,5062,5063],{"class":3037},"WriteAsync",[3010,5065,3065],{"class":3027},[3010,5067,3779],{"class":3053},[3010,5069,4119],{"class":3344},[3010,5071,3610],{"class":3027},[3010,5073,5074,5077,5080,5082],{"class":3012,"line":3784},[3010,5075,5076],{"class":3031},"        Provider",[3010,5078,5079],{"class":3027},": ",[3010,5081,3940],{"class":3939},[3010,5083,3819],{"class":3027},[3010,5085,5086,5089,5091,5093,5095],{"class":3012,"line":3790},[3010,5087,5088],{"class":3031},"        EventId",[3010,5090,5079],{"class":3027},[3010,5092,4978],{"class":3031},[3010,5094,3621],{"class":3027},[3010,5096,5097],{"class":3016},"// тимчасово data як ID; краще — transaction_id після decode\n",[3010,5099,5100,5103,5105,5107],{"class":3012,"line":3809},[3010,5101,5102],{"class":3031},"        RawPayload",[3010,5104,5079],{"class":3027},[3010,5106,4978],{"class":3031},[3010,5108,3819],{"class":3027},[3010,5110,5111,5114,5116,5118,5120],{"class":3012,"line":3822},[3010,5112,5113],{"class":3031},"        ReceivedAt",[3010,5115,5079],{"class":3027},[3010,5117,3842],{"class":3031},[3010,5119,2975],{"class":3027},[3010,5121,3847],{"class":3031},[3010,5123,5124,5127,5129],{"class":3012,"line":3834},[3010,5125,5126],{"class":3027},"    ), ",[3010,5128,3723],{"class":3031},[3010,5130,3072],{"class":3027},[3010,5132,5133],{"class":3012,"line":3850},[3010,5134,3255],{"emptyLinePlaceholder":3254},[3010,5136,5137],{"class":3012,"line":3856},[3010,5138,5139],{"class":3016},"    // Відповідаємо негайно — важка логіка відбудеться асинхронно\n",[3010,5141,5142,5144,5146,5148,5150],{"class":3012,"line":3861},[3010,5143,3992],{"class":3023},[3010,5145,3995],{"class":3031},[3010,5147,2975],{"class":3027},[3010,5149,4000],{"class":3037},[3010,5151,4584],{"class":3027},[3010,5153,5154],{"class":3012,"line":3880},[3010,5155,3118],{"class":3027},[5157,5158,5159],"mermaid",{},[3000,5160,5163],{"className":5161,"code":5162,"language":5157,"meta":3005,"style":3005},"language-mermaid shiki shiki-themes light-plus dark-plus dark-plus","sequenceDiagram\n    participant PSP as LiqPay / Monobank\n    participant WH as Webhook Handler\n    participant CH as Channel\u003CWebhookEvent>\n    participant BG as BackgroundService\n    participant DB as Database\n\n    PSP->>WH: POST /webhooks/liqpay\n    WH-->>WH: Верифікація підпису (~2ms)\n    WH->>CH: Write(WebhookEvent) (~1ms)\n    WH-->>PSP: 200 OK (~5ms total)\n\n    Note over CH,BG: Асинхронно...\n    BG->>CH: ReadAllAsync()\n    CH-->>BG: WebhookEvent\n    BG-->>BG: Ідемпотентність перевірка\n    BG->>DB: UPDATE payment SET status=...\n    DB-->>BG: OK\n",[3007,5164,5165,5170,5175,5180,5185,5190,5195,5199,5204,5209,5214,5219,5223,5228,5233,5238,5243,5248],{"__ignoreMap":3005},[3010,5166,5167],{"class":3012,"line":3013},[3010,5168,5169],{},"sequenceDiagram\n",[3010,5171,5172],{"class":3012,"line":3020},[3010,5173,5174],{},"    participant PSP as LiqPay / Monobank\n",[3010,5176,5177],{"class":3012,"line":3044},[3010,5178,5179],{},"    participant WH as Webhook Handler\n",[3010,5181,5182],{"class":3012,"line":3050},[3010,5183,5184],{},"    participant CH as Channel\u003CWebhookEvent>\n",[3010,5186,5187],{"class":3012,"line":3075},[3010,5188,5189],{},"    participant BG as BackgroundService\n",[3010,5191,5192],{"class":3012,"line":3109},[3010,5193,5194],{},"    participant DB as Database\n",[3010,5196,5197],{"class":3012,"line":3115},[3010,5198,3255],{"emptyLinePlaceholder":3254},[3010,5200,5201],{"class":3012,"line":3397},[3010,5202,5203],{},"    PSP->>WH: POST /webhooks/liqpay\n",[3010,5205,5206],{"class":3012,"line":3403},[3010,5207,5208],{},"    WH-->>WH: Верифікація підпису (~2ms)\n",[3010,5210,5211],{"class":3012,"line":3431},[3010,5212,5213],{},"    WH->>CH: Write(WebhookEvent) (~1ms)\n",[3010,5215,5216],{"class":3012,"line":3436},[3010,5217,5218],{},"    WH-->>PSP: 200 OK (~5ms total)\n",[3010,5220,5221],{"class":3012,"line":3460},[3010,5222,3255],{"emptyLinePlaceholder":3254},[3010,5224,5225],{"class":3012,"line":3481},[3010,5226,5227],{},"    Note over CH,BG: Асинхронно...\n",[3010,5229,5230],{"class":3012,"line":3656},[3010,5231,5232],{},"    BG->>CH: ReadAllAsync()\n",[3010,5234,5235],{"class":3012,"line":3676},[3010,5236,5237],{},"    CH-->>BG: WebhookEvent\n",[3010,5239,5240],{"class":3012,"line":3728},[3010,5241,5242],{},"    BG-->>BG: Ідемпотентність перевірка\n",[3010,5244,5245],{"class":3012,"line":3733},[3010,5246,5247],{},"    BG->>DB: UPDATE payment SET status=...\n",[3010,5249,5250],{"class":3012,"line":3756},[3010,5251,5252],{},"    DB-->>BG: OK\n",[2984,5254],{},[2960,5256,5258],{"id":5257},"безпека-webhook-endpoint","Безпека webhook endpoint",[5260,5261,5262,5283,5287,5300],"card-group",{},[5263,5264,5266,5269],"card",{"icon":793,"title":5265},"Верифікація підпису",[2965,5267,5268],{},"Завжди першочергово. Без неї будь-хто може надіслати фейковий webhook про успішний платіж.",[2965,5270,5271,5272,5275,5276,5279,5280],{},"LiqPay: ",[3007,5273,5274],{},"SHA1",", Monobank: ",[3007,5277,5278],{},"ECDSA",", Stripe: ",[3007,5281,5282],{},"HMAC-SHA256",[5263,5284,5286],{"icon":658,"title":5285},"IP Whitelist","Опціонально, але підвищує рівень захисту. LiqPay публікує список своїх IP. Проте IP можуть змінюватися — покладайтеся на підпис як основний захист.",[5263,5288,5291,5292,5295,5296,5299],{"icon":5289,"title":5290},"i-lucide-timer","Timing Attack захист","Порівнюйте підписи через ",[3007,5293,5294],{},"CryptographicOperations.FixedTimeEquals",", а не через звичайне ",[3007,5297,5298],{},"==",". Звичайне порівняння завершується при першому невідповідному байті → зловмисник може вгадати підпис побайтово.",[5263,5301,5304,5305,5308,5309,5312],{"icon":5302,"title":5303},"i-lucide-check-circle","Відповідь 200 при помилці підпису","Якщо повернути ",[3007,5306,5307],{},"401"," — PSP буде retry нескінченно. Повертайте ",[3007,5310,5311],{},"200"," і логуйте alert для команди безпеки.",[2984,5314],{},[2960,5316,5318],{"id":5317},"тестування-webhooks","Тестування Webhooks",[3324,5320,5322],{"id":5321},"ngrok-liqpay-monobank","Ngrok (LiqPay, Monobank)",[3000,5324,5328],{"className":5325,"code":5326,"language":5327,"meta":3005,"style":3005},"language-bash shiki shiki-themes light-plus dark-plus dark-plus","ngrok http 5001\n# Отримаємо: https://abc123.ngrok-free.app\n# Використовуємо як server_url / webHookUrl\n","bash",[3007,5329,5330,5341,5346],{"__ignoreMap":3005},[3010,5331,5332,5335,5338],{"class":3012,"line":3013},[3010,5333,5334],{"class":3037},"ngrok",[3010,5336,5337],{"class":3939}," http",[3010,5339,5340],{"class":3068}," 5001\n",[3010,5342,5343],{"class":3012,"line":3020},[3010,5344,5345],{"class":3016},"# Отримаємо: https://abc123.ngrok-free.app\n",[3010,5347,5348],{"class":3012,"line":3044},[3010,5349,5350],{"class":3016},"# Використовуємо як server_url / webHookUrl\n",[3324,5352,5354],{"id":5353},"stripe-cli-stripe","Stripe CLI (Stripe)",[3000,5356,5358],{"className":5325,"code":5357,"language":5327,"meta":3005,"style":3005},"# Перенаправляє webhook на локальний сервер без публічного URL\nstripe listen --forward-to localhost:5001/webhooks/stripe --events checkout.session.completed,payment_intent.payment_failed\n\n# Симуляція конкретної події вручну\nstripe trigger checkout.session.completed\n",[3007,5359,5360,5365,5385,5389,5394],{"__ignoreMap":3005},[3010,5361,5362],{"class":3012,"line":3013},[3010,5363,5364],{"class":3016},"# Перенаправляє webhook на локальний сервер без публічного URL\n",[3010,5366,5367,5370,5373,5376,5379,5382],{"class":3012,"line":3020},[3010,5368,5369],{"class":3037},"stripe",[3010,5371,5372],{"class":3939}," listen",[3010,5374,5375],{"class":3053}," --forward-to",[3010,5377,5378],{"class":3939}," localhost:5001/webhooks/stripe",[3010,5380,5381],{"class":3053}," --events",[3010,5383,5384],{"class":3939}," checkout.session.completed,payment_intent.payment_failed\n",[3010,5386,5387],{"class":3012,"line":3044},[3010,5388,3255],{"emptyLinePlaceholder":3254},[3010,5390,5391],{"class":3012,"line":3050},[3010,5392,5393],{"class":3016},"# Симуляція конкретної події вручну\n",[3010,5395,5396,5398,5401],{"class":3012,"line":3075},[3010,5397,5369],{"class":3037},[3010,5399,5400],{"class":3939}," trigger",[3010,5402,5403],{"class":3939}," checkout.session.completed\n",[3324,5405,5407],{"id":5406},"fake-webhook-для-unit-тестів","Fake webhook для unit-тестів",[3000,5409,5412],{"className":3002,"code":5410,"filename":5411,"language":3004,"meta":3005,"style":3005},"[Fact]\npublic async Task LiqPay_Webhook_Should_Update_Payment_Status()\n{\n    var factory = new WebApplicationFactory\u003CProgram>();\n    var client = factory.CreateClient();\n\n    // Формуємо валідний LiqPay webhook payload\n    var payload = new { order_id = \"test-payment-id\", status = \"success\" };\n    var data = LiqPaySignatureHelper.EncodeData(payload);\n    var signature = LiqPaySignatureHelper.GenerateSignature(data, \"test_private_key\");\n\n    var content = new FormUrlEncodedContent([\n        new(\"data\", data),\n        new(\"signature\", signature)\n    ]);\n\n    var response = await client.PostAsync(\"/webhooks/liqpay\", content);\n\n    response.StatusCode.Should().Be(HttpStatusCode.OK);\n    // Перевіряємо, що статус платежу у БД оновився\n}\n","Tests/FakeWebhookTests.cs",[3007,5413,5414,5424,5438,5442,5462,5481,5485,5490,5524,5546,5572,5576,5593,5609,5623,5628,5632,5662,5666,5699,5704],{"__ignoreMap":3005},[3010,5415,5416,5418,5421],{"class":3012,"line":3013},[3010,5417,4921],{"class":3027},[3010,5419,5420],{"class":3344},"Fact",[3010,5422,5423],{"class":3027},"]\n",[3010,5425,5426,5428,5430,5432,5435],{"class":3012,"line":3020},[3010,5427,3338],{"class":3053},[3010,5429,3594],{"class":3053},[3010,5431,3057],{"class":3344},[3010,5433,5434],{"class":3037}," LiqPay_Webhook_Should_Update_Payment_Status",[3010,5436,5437],{"class":3027},"()\n",[3010,5439,5440],{"class":3012,"line":3044},[3010,5441,3047],{"class":3027},[3010,5443,5444,5446,5449,5451,5453,5456,5458,5460],{"class":3012,"line":3050},[3010,5445,3078],{"class":3053},[3010,5447,5448],{"class":3031}," factory",[3010,5450,3084],{"class":3027},[3010,5452,3779],{"class":3053},[3010,5454,5455],{"class":3344}," WebApplicationFactory",[3010,5457,3564],{"class":3027},[3010,5459,4863],{"class":3344},[3010,5461,4618],{"class":3027},[3010,5463,5464,5466,5469,5471,5474,5476,5479],{"class":3012,"line":3075},[3010,5465,3078],{"class":3053},[3010,5467,5468],{"class":3031}," client",[3010,5470,3084],{"class":3027},[3010,5472,5473],{"class":3031},"factory",[3010,5475,2975],{"class":3027},[3010,5477,5478],{"class":3037},"CreateClient",[3010,5480,4584],{"class":3027},[3010,5482,5483],{"class":3012,"line":3109},[3010,5484,3255],{"emptyLinePlaceholder":3254},[3010,5486,5487],{"class":3012,"line":3115},[3010,5488,5489],{"class":3016},"    // Формуємо валідний LiqPay webhook payload\n",[3010,5491,5492,5494,5497,5499,5501,5503,5506,5508,5511,5513,5516,5518,5521],{"class":3012,"line":3397},[3010,5493,3078],{"class":3053},[3010,5495,5496],{"class":3031}," payload",[3010,5498,3084],{"class":3027},[3010,5500,3779],{"class":3053},[3010,5502,3363],{"class":3027},[3010,5504,5505],{"class":3031},"order_id",[3010,5507,3084],{"class":3027},[3010,5509,5510],{"class":3939},"\"test-payment-id\"",[3010,5512,3621],{"class":3027},[3010,5514,5515],{"class":3031},"status",[3010,5517,3084],{"class":3027},[3010,5519,5520],{"class":3939},"\"success\"",[3010,5522,5523],{"class":3027}," };\n",[3010,5525,5526,5528,5530,5532,5534,5536,5539,5541,5544],{"class":3012,"line":3403},[3010,5527,3078],{"class":3053},[3010,5529,4913],{"class":3031},[3010,5531,3084],{"class":3027},[3010,5533,4968],{"class":3031},[3010,5535,2975],{"class":3027},[3010,5537,5538],{"class":3037},"EncodeData",[3010,5540,3065],{"class":3027},[3010,5542,5543],{"class":3031},"payload",[3010,5545,3072],{"class":3027},[3010,5547,5548,5550,5552,5554,5556,5558,5561,5563,5565,5567,5570],{"class":3012,"line":3431},[3010,5549,3078],{"class":3053},[3010,5551,4939],{"class":3031},[3010,5553,3084],{"class":3027},[3010,5555,4968],{"class":3031},[3010,5557,2975],{"class":3027},[3010,5559,5560],{"class":3037},"GenerateSignature",[3010,5562,3065],{"class":3027},[3010,5564,4978],{"class":3031},[3010,5566,3621],{"class":3027},[3010,5568,5569],{"class":3939},"\"test_private_key\"",[3010,5571,3072],{"class":3027},[3010,5573,5574],{"class":3012,"line":3436},[3010,5575,3255],{"emptyLinePlaceholder":3254},[3010,5577,5578,5580,5583,5585,5587,5590],{"class":3012,"line":3460},[3010,5579,3078],{"class":3053},[3010,5581,5582],{"class":3031}," content",[3010,5584,3084],{"class":3027},[3010,5586,3779],{"class":3053},[3010,5588,5589],{"class":3344}," FormUrlEncodedContent",[3010,5591,5592],{"class":3027},"([\n",[3010,5594,5595,5598,5600,5602,5604,5606],{"class":3012,"line":3481},[3010,5596,5597],{"class":3053},"        new",[3010,5599,3065],{"class":3027},[3010,5601,4924],{"class":3939},[3010,5603,3621],{"class":3027},[3010,5605,4978],{"class":3031},[3010,5607,5608],{"class":3027},"),\n",[3010,5610,5611,5613,5615,5617,5619,5621],{"class":3012,"line":3656},[3010,5612,5597],{"class":3053},[3010,5614,3065],{"class":3027},[3010,5616,4948],{"class":3939},[3010,5618,3621],{"class":3027},[3010,5620,4983],{"class":3031},[3010,5622,3643],{"class":3027},[3010,5624,5625],{"class":3012,"line":3676},[3010,5626,5627],{"class":3027},"    ]);\n",[3010,5629,5630],{"class":3012,"line":3728},[3010,5631,3255],{"emptyLinePlaceholder":3254},[3010,5633,5634,5636,5639,5641,5643,5645,5647,5650,5652,5655,5657,5660],{"class":3012,"line":3733},[3010,5635,3078],{"class":3053},[3010,5637,5638],{"class":3031}," response",[3010,5640,3084],{"class":3027},[3010,5642,3087],{"class":3053},[3010,5644,5468],{"class":3031},[3010,5646,2975],{"class":3027},[3010,5648,5649],{"class":3037},"PostAsync",[3010,5651,3065],{"class":3027},[3010,5653,5654],{"class":3939},"\"/webhooks/liqpay\"",[3010,5656,3621],{"class":3027},[3010,5658,5659],{"class":3031},"content",[3010,5661,3072],{"class":3027},[3010,5663,5664],{"class":3012,"line":3756},[3010,5665,3255],{"emptyLinePlaceholder":3254},[3010,5667,5668,5671,5673,5676,5678,5681,5684,5687,5689,5692,5694,5697],{"class":3012,"line":3761},[3010,5669,5670],{"class":3031},"    response",[3010,5672,2975],{"class":3027},[3010,5674,5675],{"class":3031},"StatusCode",[3010,5677,2975],{"class":3027},[3010,5679,5680],{"class":3037},"Should",[3010,5682,5683],{"class":3027},"().",[3010,5685,5686],{"class":3037},"Be",[3010,5688,3065],{"class":3027},[3010,5690,5691],{"class":3031},"HttpStatusCode",[3010,5693,2975],{"class":3027},[3010,5695,5696],{"class":3031},"OK",[3010,5698,3072],{"class":3027},[3010,5700,5701],{"class":3012,"line":3784},[3010,5702,5703],{"class":3016},"    // Перевіряємо, що статус платежу у БД оновився\n",[3010,5705,5706],{"class":3012,"line":3790},[3010,5707,3118],{"class":3027},[2984,5709],{},[2960,5711,5713],{"id":5712},"підсумок","Підсумок",[2965,5715,5716,5717,5720,5721,5724,5725,5728],{},"Webhook — це основний механізм отримання фінальних статусів транзакцій. 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