feat: Initial commit

Sources/App/Middleware/DependenciesMiddleware.swift

@@ -0,0 +1,44 @@
+import ApiControllerLive
+import Dependencies
+@preconcurrency import PsychrometricClientLive
+import Vapor
+import ViewControllerLive
+
+// Taken from discussions page on `swift-dependencies`.
+
+struct DependenciesMiddleware: AsyncMiddleware {
+
+  private let values: DependencyValues.Continuation
+  private let apiController: ApiController
+  private let psychrometricClient: PsychrometricClient
+  // private let database: DatabaseClient
+  private let viewController: ViewController
+
+  init(
+    // database: DatabaseClient,
+    apiController: ApiController = .liveValue,
+    psychrometricClient: PsychrometricClient = .liveValue,
+    viewController: ViewController = .liveValue
+  ) {
+    self.values = withEscapedDependencies { $0 }
+    self.apiController = apiController
+    // self.database = database
+    self.psychrometricClient = psychrometricClient
+    self.viewController = viewController
+  }
+
+  func respond(to request: Request, chainingTo next: any AsyncResponder) async throws -> Response {
+    try await values.yield {
+      try await withDependencies {
+        $0.apiController = apiController
+        // $0.database = database
+        // $0.dateFormatter = .liveValue
+        $0.psychrometricClient = psychrometricClient
+        $0.viewController = viewController
+      } operation: {
+        try await next.respond(to: request)
+      }
+    }
+  }
+
+}