| // 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:native_assets_builder/native_assets_builder.dart' |
| show BuildResult, DryRunResult; |
| import 'package:native_assets_cli/native_assets_cli.dart' hide BuildMode; |
| import 'package:native_assets_cli/native_assets_cli.dart' as native_assets_cli; |
| |
| import '../base/file_system.dart'; |
| import '../build_info.dart'; |
| import '../globals.dart' as globals; |
| import '../native_assets.dart'; |
| import 'native_assets_host.dart'; |
| |
| /// Dry run the native builds. |
| /// |
| /// This does not build native assets, it only simulates what the final paths |
| /// of all assets will be so that this can be embedded in the kernel file and |
| /// the Xcode project. |
| Future<Uri?> dryRunNativeAssetsMacOS({ |
| required NativeAssetsBuildRunner buildRunner, |
| required Uri projectUri, |
| bool flutterTester = false, |
| required FileSystem fileSystem, |
| }) async { |
| if (!await nativeBuildRequired(buildRunner)) { |
| return null; |
| } |
| |
| final Uri buildUri = nativeAssetsBuildUri(projectUri, OS.macOS); |
| final Iterable<Asset> nativeAssetPaths = await dryRunNativeAssetsMacOSInternal(fileSystem, projectUri, flutterTester, buildRunner); |
| final Uri nativeAssetsUri = await writeNativeAssetsYaml(nativeAssetPaths, buildUri, fileSystem); |
| return nativeAssetsUri; |
| } |
| |
| Future<Iterable<Asset>> dryRunNativeAssetsMacOSInternal( |
| FileSystem fileSystem, |
| Uri projectUri, |
| bool flutterTester, |
| NativeAssetsBuildRunner buildRunner, |
| ) async { |
| const OS targetOS = OS.macOS; |
| final Uri buildUri = nativeAssetsBuildUri(projectUri, targetOS); |
| |
| globals.logger.printTrace('Dry running native assets for $targetOS.'); |
| final DryRunResult dryRunResult = await buildRunner.dryRun( |
| linkModePreference: LinkModePreference.dynamic, |
| targetOS: targetOS, |
| workingDirectory: projectUri, |
| includeParentEnvironment: true, |
| ); |
| ensureNativeAssetsBuildSucceed(dryRunResult); |
| final List<Asset> nativeAssets = dryRunResult.assets; |
| ensureNoLinkModeStatic(nativeAssets); |
| globals.logger.printTrace('Dry running native assets for $targetOS done.'); |
| final Uri? absolutePath = flutterTester ? buildUri : null; |
| final Map<Asset, Asset> assetTargetLocations = _assetTargetLocations(nativeAssets, absolutePath); |
| final Iterable<Asset> nativeAssetPaths = assetTargetLocations.values; |
| return nativeAssetPaths; |
| } |
| |
| /// Builds native assets. |
| /// |
| /// If [darwinArchs] is omitted, the current target architecture is used. |
| /// |
| /// If [flutterTester] is true, absolute paths are emitted in the native |
| /// assets mapping. This can be used for JIT mode without sandbox on the host. |
| /// This is used in `flutter test` and `flutter run -d flutter-tester`. |
| Future<(Uri? nativeAssetsYaml, List<Uri> dependencies)> buildNativeAssetsMacOS({ |
| required NativeAssetsBuildRunner buildRunner, |
| List<DarwinArch>? darwinArchs, |
| required Uri projectUri, |
| required BuildMode buildMode, |
| bool flutterTester = false, |
| String? codesignIdentity, |
| Uri? yamlParentDirectory, |
| required FileSystem fileSystem, |
| }) async { |
| const OS targetOS = OS.macOS; |
| final Uri buildUri = nativeAssetsBuildUri(projectUri, targetOS); |
| if (!await nativeBuildRequired(buildRunner)) { |
| final Uri nativeAssetsYaml = await writeNativeAssetsYaml(<Asset>[], yamlParentDirectory ?? buildUri, fileSystem); |
| return (nativeAssetsYaml, <Uri>[]); |
| } |
| |
| final List<Target> targets = darwinArchs != null ? darwinArchs.map(_getNativeTarget).toList() : <Target>[Target.current]; |
| final native_assets_cli.BuildMode buildModeCli = nativeAssetsBuildMode(buildMode); |
| |
| globals.logger.printTrace('Building native assets for $targets $buildModeCli.'); |
| final List<Asset> nativeAssets = <Asset>[]; |
| final Set<Uri> dependencies = <Uri>{}; |
| for (final Target target in targets) { |
| final BuildResult result = await buildRunner.build( |
| linkModePreference: LinkModePreference.dynamic, |
| target: target, |
| buildMode: buildModeCli, |
| workingDirectory: projectUri, |
| includeParentEnvironment: true, |
| cCompilerConfig: await buildRunner.cCompilerConfig, |
| ); |
| ensureNativeAssetsBuildSucceed(result); |
| nativeAssets.addAll(result.assets); |
| dependencies.addAll(result.dependencies); |
| } |
| ensureNoLinkModeStatic(nativeAssets); |
| globals.logger.printTrace('Building native assets for $targets done.'); |
| final Uri? absolutePath = flutterTester ? buildUri : null; |
| final Map<Asset, Asset> assetTargetLocations = _assetTargetLocations(nativeAssets, absolutePath); |
| final Map<AssetPath, List<Asset>> fatAssetTargetLocations = _fatAssetTargetLocations(nativeAssets, absolutePath); |
| await copyNativeAssetsMacOSHost(buildUri, fatAssetTargetLocations, codesignIdentity, buildMode, fileSystem); |
| final Uri nativeAssetsUri = await writeNativeAssetsYaml(assetTargetLocations.values, yamlParentDirectory ?? buildUri, fileSystem); |
| return (nativeAssetsUri, dependencies.toList()); |
| } |
| |
| /// Extract the [Target] from a [DarwinArch]. |
| Target _getNativeTarget(DarwinArch darwinArch) { |
| switch (darwinArch) { |
| case DarwinArch.arm64: |
| return Target.macOSArm64; |
| case DarwinArch.x86_64: |
| return Target.macOSX64; |
| case DarwinArch.armv7: |
| throw Exception('Unknown DarwinArch: $darwinArch.'); |
| } |
| } |
| |
| Map<AssetPath, List<Asset>> _fatAssetTargetLocations(List<Asset> nativeAssets, Uri? absolutePath) { |
| final Map<AssetPath, List<Asset>> result = <AssetPath, List<Asset>>{}; |
| for (final Asset asset in nativeAssets) { |
| final AssetPath path = _targetLocationMacOS(asset, absolutePath).path; |
| result[path] ??= <Asset>[]; |
| result[path]!.add(asset); |
| } |
| return result; |
| } |
| |
| Map<Asset, Asset> _assetTargetLocations(List<Asset> nativeAssets, Uri? absolutePath) => <Asset, Asset>{ |
| for (final Asset asset in nativeAssets) |
| asset: _targetLocationMacOS(asset, absolutePath), |
| }; |
| |
| Asset _targetLocationMacOS(Asset asset, Uri? absolutePath) { |
| final AssetPath path = asset.path; |
| switch (path) { |
| case AssetSystemPath _: |
| case AssetInExecutable _: |
| case AssetInProcess _: |
| return asset; |
| case AssetAbsolutePath _: |
| final String fileName = path.uri.pathSegments.last; |
| Uri uri; |
| if (absolutePath != null) { |
| // Flutter tester needs full host paths. |
| uri = absolutePath.resolve(fileName); |
| } else { |
| // Flutter Desktop needs "absolute" paths inside the app. |
| // "relative" in the context of native assets would be relative to the |
| // kernel or aot snapshot. |
| uri = Uri(path: fileName); |
| } |
| return asset.copyWith(path: AssetAbsolutePath(uri)); |
| } |
| throw Exception('Unsupported asset path type ${path.runtimeType} in asset $asset'); |
| } |