[interactive_media_ads] Adds internal wrapper for iOS native IMAFriendlyObstruction

packages/interactive_media_ads/example/ios/RunnerTests/FriendlyObstructionTests.swift

@@ -0,0 +1,54 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import Flutter
+import GoogleInteractiveMediaAds
+import UIKit
+import XCTest
+
+@testable import interactive_media_ads
+
+class FriendlyObstructionProxyApiTest {
+  func testPigeonDefaultConstructor() {
+    let registrar = TestProxyApiRegistrar()
+    let api = registrar.apiDelegate.pigeonApiIMAFriendlyObstruction(registrar)
+
+    let instance = try? api.pigeonDelegate.pigeonDefaultConstructor(
+      pigeonApi: api, view: UIView(), purpose: .mediaControls, detailedReason: "myString")
+    XCTAssertNotNil(instance)
+  }
+
+  func testView() {
+    let registrar = TestProxyApiRegistrar()
+    let api = registrar.apiDelegate.pigeonApiIMAFriendlyObstruction(registrar)
+
+    let instance = IMAFriendlyObstruction(
+      view: UIView(), purpose: IMAFriendlyObstructionPurpose.closeAd, detailedReason: "reason")
+    let value = try? api.pigeonDelegate.view(pigeonApi: api, pigeonInstance: instance)
+
+    XCTAssertEqual(value, instance.view)
+  }
+
+  func testPurpose() {
+    let registrar = TestProxyApiRegistrar()
+    let api = registrar.apiDelegate.pigeonApiIMAFriendlyObstruction(registrar)
+
+    let instance = IMAFriendlyObstruction(
+      view: UIView(), purpose: IMAFriendlyObstructionPurpose.closeAd, detailedReason: "reason")
+    let value = try? api.pigeonDelegate.purpose(pigeonApi: api, pigeonInstance: instance)
+
+    XCTAssertEqual(value, FriendlyObstructionPurpose.closeAd)
+  }
+
+  func testDetailedReason() {
+    let registrar = TestProxyApiRegistrar()
+    let api = registrar.apiDelegate.pigeonApiIMAFriendlyObstruction(registrar)
+
+    let instance = IMAFriendlyObstruction(
+      view: UIView(), purpose: IMAFriendlyObstructionPurpose.closeAd, detailedReason: "reason")
+    let value = try? api.pigeonDelegate.detailedReason(pigeonApi: api, pigeonInstance: instance)
+
+    XCTAssertEqual(value, instance.detailedReason)
+  }
+}

packages/interactive_media_ads/ios/interactive_media_ads/Sources/interactive_media_ads/FriendlyObstructionAPIDelegate.swift

@@ -0,0 +1,66 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import Foundation
+import GoogleInteractiveMediaAds
+import UIKit
+
+/// ProxyApi implementation for [IMAFriendlyObstruction].
+///
+/// This class may handle instantiating native object instances that are attached to a Dart instance
+/// or handle method calls on the associated native class or an instance of that class.
+class FriendlyObstructionProxyAPIDelegate: PigeonApiDelegateIMAFriendlyObstruction {
+  func pigeonDefaultConstructor(
+    pigeonApi: PigeonApiIMAFriendlyObstruction, view: UIView, purpose: FriendlyObstructionPurpose,
+    detailedReason: String?
+  ) throws -> IMAFriendlyObstruction {
+    var nativePurpose: IMAFriendlyObstructionPurpose
+    switch purpose {
+    case .mediaControls:
+      nativePurpose = IMAFriendlyObstructionPurpose.mediaControls
+    case .closeAd:
+      nativePurpose = IMAFriendlyObstructionPurpose.closeAd
+    case .notVisible:
+      nativePurpose = IMAFriendlyObstructionPurpose.notVisible
+    case .other:
+      nativePurpose = IMAFriendlyObstructionPurpose.other
+    case .unknown:
+      throw PigeonError(
+        code: "UnsupportedEnum", message: "\(purpose) doesn't represent a native value.",
+        details: nil)
+    }
+    return IMAFriendlyObstruction(
+      view: view, purpose: nativePurpose, detailedReason: detailedReason)
+  }
+
+  func view(pigeonApi: PigeonApiIMAFriendlyObstruction, pigeonInstance: IMAFriendlyObstruction)
+    throws -> UIView
+  {
+    return pigeonInstance.view
+  }
+
+  func purpose(pigeonApi: PigeonApiIMAFriendlyObstruction, pigeonInstance: IMAFriendlyObstruction)
+    throws -> FriendlyObstructionPurpose
+  {
+    switch pigeonInstance.purpose {
+    case .mediaControls:
+      return .mediaControls
+    case .closeAd:
+      return .closeAd
+    case .notVisible:
+      return .notVisible
+    case .other:
+      return .other
+    @unknown default:
+      return .unknown
+
+    }
+  }
+
+  func detailedReason(
+    pigeonApi: PigeonApiIMAFriendlyObstruction, pigeonInstance: IMAFriendlyObstruction
+  ) throws -> String? {
+    return pigeonInstance.detailedReason
+  }
+}