// Copyright 2014 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 'package:file/memory.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/device.dart';
import 'package:flutter_tools/src/project.dart';
import 'package:flutter_tools/src/windows/application_package.dart';
import 'package:flutter_tools/src/windows/windows_device.dart';
import 'package:flutter_tools/src/windows/windows_workflow.dart';
import 'package:mockito/mockito.dart';

import '../../src/common.dart';
import '../../src/context.dart';
import '../../src/testbed.dart';

void main() {
  testWithoutContext('WindowsDevice defaults', () async {
    final WindowsDevice windowsDevice = setUpWindowsDevice();
    final PrebuiltWindowsApp windowsApp = PrebuiltWindowsApp(executable: 'foo');

    expect(await windowsDevice.targetPlatform, TargetPlatform.windows_x64);
    expect(windowsDevice.name, 'Windows');
    expect(await windowsDevice.installApp(windowsApp), true);
    expect(await windowsDevice.uninstallApp(windowsApp), true);
    expect(await windowsDevice.isLatestBuildInstalled(windowsApp), true);
    expect(await windowsDevice.isAppInstalled(windowsApp), true);
    expect(windowsDevice.category, Category.desktop);

    expect(windowsDevice.supportsRuntimeMode(BuildMode.debug), true);
    expect(windowsDevice.supportsRuntimeMode(BuildMode.profile), true);
    expect(windowsDevice.supportsRuntimeMode(BuildMode.release), true);
    expect(windowsDevice.supportsRuntimeMode(BuildMode.jitRelease), false);
  });

  testWithoutContext('WindowsDevices does not list devices if the workflow is unsupported', () async {
    expect(await WindowsDevices(
      windowsWorkflow: WindowsWorkflow(
        featureFlags: TestFeatureFlags(isWindowsEnabled: false),
        platform: FakePlatform(operatingSystem: 'windows')
      ),
      operatingSystemUtils: FakeOperatingSystemUtils(),
      logger: BufferLogger.test(),
      processManager: FakeProcessManager.any(),
      fileSystem: MemoryFileSystem.test(),
    ).devices, <Device>[]);
  });

  testWithoutContext('WindowsDevices lists a devices if the workflow is supported', () async {
    expect(await WindowsDevices(
      windowsWorkflow: WindowsWorkflow(
        featureFlags: TestFeatureFlags(isWindowsEnabled: true),
        platform: FakePlatform(operatingSystem: 'windows')
      ),
      operatingSystemUtils: FakeOperatingSystemUtils(),
      logger: BufferLogger.test(),
      processManager: FakeProcessManager.any(),
      fileSystem: MemoryFileSystem.test(),
    ).devices, hasLength(1));
  });

  testWithoutContext('WindowsDevices ignores the timeout provided to discoverDevices', () async {
    final WindowsDevices windowsDevices = WindowsDevices(
      windowsWorkflow: WindowsWorkflow(
        featureFlags: TestFeatureFlags(isWindowsEnabled: true),
        platform: FakePlatform(operatingSystem: 'windows')
      ),
      operatingSystemUtils: FakeOperatingSystemUtils(),
      logger: BufferLogger.test(),
      processManager: FakeProcessManager.any(),
      fileSystem: MemoryFileSystem.test(),
    );
    // Timeout ignored.
    final List<Device> devices = await windowsDevices.discoverDevices(timeout: const Duration(seconds: 10));
    expect(devices, hasLength(1));
  });

  testWithoutContext('isSupportedForProject is true with editable host app', () async {
    final FileSystem fileSystem = MemoryFileSystem.test();
    final WindowsDevice windowsDevice = setUpWindowsDevice(fileSystem: fileSystem);
    fileSystem.file('pubspec.yaml').createSync();
    fileSystem.file('.packages').createSync();
    fileSystem.directory('windows').createSync();
    fileSystem.file(fileSystem.path.join('windows', 'CMakeLists.txt')).createSync();
    final FlutterProject flutterProject = setUpFlutterProject(fileSystem.currentDirectory);

    expect(windowsDevice.isSupportedForProject(flutterProject), true);
  });

  testWithoutContext('isSupportedForProject is false with no host app', () async {
    final FileSystem fileSystem = MemoryFileSystem.test();
    final WindowsDevice windowsDevice = setUpWindowsDevice(fileSystem: fileSystem);
    fileSystem.file('pubspec.yaml').createSync();
    fileSystem.file('.packages').createSync();
    final FlutterProject flutterProject = setUpFlutterProject(fileSystem.currentDirectory);

    expect(windowsDevice.isSupportedForProject(flutterProject), false);
  });

  testWithoutContext('isSupportedForProject is false with no build file', () async {
    final FileSystem fileSystem = MemoryFileSystem.test();
    final WindowsDevice windowsDevice = setUpWindowsDevice(fileSystem: fileSystem);
    fileSystem.file('pubspec.yaml').createSync();
    fileSystem.file('.packages').createSync();
    fileSystem.directory('windows').createSync();
    final FlutterProject flutterProject = setUpFlutterProject(fileSystem.currentDirectory);

    expect(windowsDevice.isSupportedForProject(flutterProject), false);
  });

  testWithoutContext('executablePathForDevice uses the correct package executable', () async {
    final WindowsDevice windowsDevice = setUpWindowsDevice();
    final MockWindowsApp mockApp = MockWindowsApp();
    const String debugPath = 'debug/executable';
    const String profilePath = 'profile/executable';
    const String releasePath = 'release/executable';
    when(mockApp.executable(BuildMode.debug)).thenReturn(debugPath);
    when(mockApp.executable(BuildMode.profile)).thenReturn(profilePath);
    when(mockApp.executable(BuildMode.release)).thenReturn(releasePath);

    expect(windowsDevice.executablePathForDevice(mockApp, BuildMode.debug), debugPath);
    expect(windowsDevice.executablePathForDevice(mockApp, BuildMode.profile), profilePath);
    expect(windowsDevice.executablePathForDevice(mockApp, BuildMode.release), releasePath);
  });
}

FlutterProject setUpFlutterProject(Directory directory) {
  final FlutterProjectFactory flutterProjectFactory = FlutterProjectFactory(
    fileSystem: directory.fileSystem,
    logger: BufferLogger.test(),
  );
  return flutterProjectFactory.fromDirectory(directory);
}

WindowsDevice setUpWindowsDevice({
  FileSystem fileSystem,
  Logger logger,
  ProcessManager processManager,
}) {
  return WindowsDevice(
    fileSystem: fileSystem ?? MemoryFileSystem.test(),
    logger: logger ?? BufferLogger.test(),
    processManager: processManager ?? FakeProcessManager.any(),
    operatingSystemUtils: FakeOperatingSystemUtils(),
  );
}

class MockWindowsApp extends Mock implements WindowsApp {}