new examples

node/adonisjs/app/middleware/auth_middleware.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+import type { Authenticators } from '@adonisjs/auth/types'
+
+/**
+ * Auth middleware is used authenticate HTTP requests and deny
+ * access to unauthenticated users.
+ */
+export default class AuthMiddleware {
+  /**
+   * The URL to redirect to, when authentication fails
+   */
+  redirectTo = '/login'
+
+  async handle(
+    ctx: HttpContext,
+    next: NextFn,
+    options: {
+      guards?: (keyof Authenticators)[]
+    } = {}
+  ) {
+    await ctx.auth.authenticateUsing(options.guards, { loginRoute: this.redirectTo })
+    return next()
+  }
+}

node/adonisjs/app/middleware/container_bindings_middleware.ts

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+import { Logger } from '@adonisjs/core/logger'
+import { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+
+/**
+ * The container bindings middleware binds classes to their request
+ * specific value using the container resolver.
+ *
+ * - We bind "HttpContext" class to the "ctx" object
+ * - And bind "Logger" class to the "ctx.logger" object
+ */
+export default class ContainerBindingsMiddleware {
+  handle(ctx: HttpContext, next: NextFn) {
+    ctx.containerResolver.bindValue(HttpContext, ctx)
+    ctx.containerResolver.bindValue(Logger, ctx.logger)
+
+    return next()
+  }
+}

node/adonisjs/app/middleware/force_json_response_middleware.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+
+/**
+ * Updating the "Accept" header to always accept "application/json" response
+ * from the server. This will force the internals of the framework like
+ * validator errors or auth errors to return a JSON response.
+ */
+export default class ForceJsonResponseMiddleware {
+  async handle({ request }: HttpContext, next: NextFn) {
+    const headers = request.headers()
+    headers.accept = 'application/json'
+
+    return next()
+  }
+}