From 93c87e92b312f77e50717ed0277f4c05880da2e7 Mon Sep 17 00:00:00 2001
From: Emmanuel Garcia <egarciad@google.com>
Date: Thu, 13 May 2021 21:24:04 -0700
Subject: [PATCH] [flutter_tool] Suggest fix for transform input (#82309)

---
 .../lib/src/android/gradle_errors.dart        | 35 +++++++++++++++++
 .../android/gradle_errors_test.dart           | 39 +++++++++++++++++++
 2 files changed, 74 insertions(+)

diff --git a/packages/flutter_tools/lib/src/android/gradle_errors.dart b/packages/flutter_tools/lib/src/android/gradle_errors.dart
index c95052c5b44..495efaf3124 100644
--- a/packages/flutter_tools/lib/src/android/gradle_errors.dart
+++ b/packages/flutter_tools/lib/src/android/gradle_errors.dart
@@ -74,6 +74,7 @@ final List<GradleHandledError> gradleErrors = <GradleHandledError>[
   r8FailureHandler,
   androidXFailureHandler,
   minSdkVersion,
+  transformInputIssue,
 ];
 
 // Permission defined error message.
@@ -394,3 +395,37 @@ final GradleHandledError minSdkVersion = GradleHandledError(
   },
   eventLabel: 'plugin-min-sdk',
 );
+
+/// Handler when https://issuetracker.google.com/issues/141126614 or
+/// https://github.com/flutter/flutter/issues/58247 is triggered.
+@visibleForTesting
+final GradleHandledError transformInputIssue = GradleHandledError(
+  test: (String line) {
+    return line.contains('https://issuetracker.google.com/issues/158753935');
+  },
+  handler: ({
+    String line,
+    FlutterProject project,
+    bool usesAndroidX,
+    bool shouldBuildPluginAsAar,
+  }) async {
+    final File gradleFile = project.directory
+        .childDirectory('android')
+        .childDirectory('app')
+        .childFile('build.gradle');
+
+    globals.printStatus(
+      '\nThis issue appears to be https://github.com/flutter/flutter/issues/58247.\n'+
+      globals.logger.terminal.bolden(
+        'Fix this issue by adding the following to the file ${gradleFile.path}:\n'
+        'android {\n'
+        '  lintOptions {\n'
+        '    checkReleaseBuilds false\n'
+        '  }\n'
+        '}'
+      )
+    );
+    return GradleBuildStatus.exit;
+  },
+  eventLabel: 'transform-input-issue',
+);
diff --git a/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart b/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart
index 07e46dfccb5..cebd686523e 100644
--- a/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart
+++ b/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart
@@ -30,6 +30,7 @@ void main() {
           r8FailureHandler,
           androidXFailureHandler,
           minSdkVersion,
+          transformInputIssue,
         ])
       );
     });
@@ -688,6 +689,44 @@ assembleProfile
       ProcessManager: () => FakeProcessManager.empty(),
     });
   });
+
+  // https://issuetracker.google.com/issues/141126614
+  group('transform input issue', () {
+    testWithoutContext('pattern', () {
+      expect(
+        transformInputIssue.test(
+          'https://issuetracker.google.com/issues/158753935'
+        ),
+        isTrue,
+      );
+    });
+
+    testUsingContext('suggestion', () async {
+      await transformInputIssue.handler(
+        project: FlutterProject.fromDirectoryTest(globals.fs.currentDirectory),
+      );
+
+      expect(
+        testLogger.statusText,
+        contains(
+          '\n'
+          'This issue appears to be https://github.com/flutter/flutter/issues/58247.\n'
+          'Fix this issue by adding the following to the file /android/app/build.gradle:\n'
+          'android {\n'
+          '  lintOptions {\n'
+          '    checkReleaseBuilds false\n'
+          '  }\n'
+          '}\n'
+          ''
+        )
+      );
+    }, overrides: <Type, Generator>{
+      GradleUtils: () => FakeGradleUtils(),
+      Platform: () => fakePlatform('android'),
+      FileSystem: () => MemoryFileSystem.test(),
+      ProcessManager: () => FakeProcessManager.empty(),
+    });
+  });
 }
 
 bool formatTestErrorMessage(String errorMessage, GradleHandledError error) {