Activate google-java-format & CI (fluttercommunity#20)

* Initial Cirrus CI configuration.

* Format MainActivity

* Correct .cirrus.yml formatting.

* Cleanup .gitignore.

* remove IDE files

* Simplify CI script - only format & analyze for the moment.

* Let the format.sh script output the expected format.

* Use the google-java-format plugin to reformat all Java files.

* Fix import formatting

* More helpful formatter script.

.ci/Dockerfile

@@ -0,0 +1,9 @@
+FROM cirrusci/flutter:stable
+
+RUN yes | sdkmanager \
+    "platforms;android-27" \
+    "build-tools;27.0.3" \
+    "extras;google;m2repository" \
+    "extras;android;m2repository"
+
+RUN yes | sdkmanager --licenses

.cirrus.yml

@@ -0,0 +1,24 @@
+task:
+  container:
+    dockerfile: .ci/Dockerfile
+    cpu: 8
+    memory: 16G
+#  upgrade_script:
+#    - flutter channel master
+#    - flutter upgrade
+#    - git fetch origin master
+#  activate_script: pub global activate flutter_plugin_tools
+  matrix:
+    - name: test+format
+#      install_script:
+#        - wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+#        - sudo apt-add-repository "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-7 main"
+#        - sudo apt-get update
+#        - sudo apt-get install -y --allow-unauthenticated clang-format-7
+      format_script: script/format.sh
+    - name: analyze
+      script:
+        - pub global activate tuneup
+        - flutter packages get
+        - pub global run tuneup check
+

.gitignore

@@ -1,13 +1,43 @@
 .DS_Store
-.dart_tool/
+.atom/
+.idea/
+.vscode/
 
 .packages
 .pub/
+.dart_tool/
+pubspec.lock
+flutter_export_environment.sh
 
-build/
-
-node_modules/
+examples/all_plugins/pubspec.yaml
 
-pubspec.lock
+Podfile
 Podfile.lock
-.firebaserc
+Pods/
+.symlinks/
+**/Flutter/App.framework/
+**/Flutter/Flutter.framework/
+**/Flutter/Generated.xcconfig
+**/Flutter/flutter_assets/
+ServiceDefinitions.json
+xcuserdata/
+*.xcworkspace
+**/DerivedData/
+
+local.properties
+keystore.properties
+.gradle/
+gradlew
+gradlew.bat
+gradle-wrapper.jar
+*.iml
+
+GeneratedPluginRegistrant.h
+GeneratedPluginRegistrant.m
+GeneratedPluginRegistrant.java
+build/
+.flutter-plugins
+
+.project
+.classpath
+.settings

android/src/main/java/com/bluechilli/flutteruploader/FlutterUploaderPlugin.java

@@ -3,8 +3,6 @@
 import android.app.Activity;
 import android.app.Application;
 import android.os.Bundle;
-import android.util.Log;
-
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.lifecycle.Observer;
@@ -18,13 +16,11 @@
 import androidx.work.WorkRequest;
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
-
 import io.flutter.plugin.common.MethodCall;
 import io.flutter.plugin.common.MethodChannel;
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
 import io.flutter.plugin.common.MethodChannel.Result;
 import io.flutter.plugin.common.PluginRegistry.Registrar;
-
 import java.lang.ref.WeakReference;
 import java.lang.reflect.Type;
 import java.util.ArrayList;
@@ -91,8 +87,7 @@ public void onChanged(UploadProgress uploadProgress) {
     }
   }
 
-  @Nullable
-  private UploadProgressObserver uploadProgressObserver;
+  @Nullable private UploadProgressObserver uploadProgressObserver;
 
   static class UploadCompletedObserver implements Observer<List<WorkInfo>> {
     private final WeakReference<FlutterUploaderPlugin> plugin;
@@ -119,28 +114,24 @@ public void onChanged(List<WorkInfo> workInfoList) {
             switch (info.getState()) {
               case FAILED:
                 int failedStatus =
-                        outputData.getInt(UploadWorker.EXTRA_STATUS, UploadStatus.FAILED);
-                int statusCode =
-                        outputData.getInt(UploadWorker.EXTRA_STATUS_CODE, 500);
+                    outputData.getInt(UploadWorker.EXTRA_STATUS, UploadStatus.FAILED);
+                int statusCode = outputData.getInt(UploadWorker.EXTRA_STATUS_CODE, 500);
                 String code = outputData.getString(UploadWorker.EXTRA_ERROR_CODE);
-                String errorMessage =
-                        outputData.getString(UploadWorker.EXTRA_ERROR_MESSAGE);
-                String[] details =
-                        outputData.getStringArray(UploadWorker.EXTRA_ERROR_DETAILS);
+                String errorMessage = outputData.getString(UploadWorker.EXTRA_ERROR_MESSAGE);
+                String[] details = outputData.getStringArray(UploadWorker.EXTRA_ERROR_DETAILS);
                 plugin.sendFailed(id, failedStatus, statusCode, code, errorMessage, details);
                 break;
               case CANCELLED:
                 plugin.sendFailed(
-                        id,
-                        UploadStatus.CANCELED,
-                        500,
-                        "flutter_upload_cancelled",
-                        "upload has been cancelled",
-                        null);
+                    id,
+                    UploadStatus.CANCELED,
+                    500,
+                    "flutter_upload_cancelled",
+                    "upload has been cancelled",
+                    null);
                 break;
               case SUCCEEDED:
-                int status =
-                        outputData.getInt(UploadWorker.EXTRA_STATUS, UploadStatus.COMPLETE);
+                int status = outputData.getInt(UploadWorker.EXTRA_STATUS, UploadStatus.COMPLETE);
                 Map<String, String> headers = null;
                 Type type = new TypeToken<Map<String, String>>() {}.getType();
                 String headerJson = info.getOutputData().getString(UploadWorker.EXTRA_HEADERS);
@@ -158,8 +149,7 @@ public void onChanged(List<WorkInfo> workInfoList) {
     }
   }
 
-  @Nullable
-  private UploadCompletedObserver uploadCompletedObserver;
+  @Nullable private UploadCompletedObserver uploadCompletedObserver;
 
   @Override
   public void onMethodCall(MethodCall call, @NonNull Result result) {
@@ -186,8 +176,7 @@ public void onActivityCreated(Activity activity, Bundle savedInstanceState) {}
   public void onActivityStarted(Activity activity) {
     if (activity == register.activity()) {
       uploadProgressObserver = new UploadProgressObserver(this);
-      UploadProgressReporter.getInstance()
-              .observeForever(uploadProgressObserver);
+      UploadProgressReporter.getInstance().observeForever(uploadProgressObserver);
 
       uploadCompletedObserver = new UploadCompletedObserver(this);
       WorkManager.getInstance(register.context())
@@ -210,8 +199,10 @@ public void onActivityStopped(Activity activity) {
         uploadProgressObserver = null;
       }
 
-      if(uploadCompletedObserver != null) {
-        WorkManager.getInstance(register.context()).getWorkInfosByTagLiveData(TAG).removeObserver(uploadCompletedObserver);
+      if (uploadCompletedObserver != null) {
+        WorkManager.getInstance(register.context())
+            .getWorkInfosByTagLiveData(TAG)
+            .removeObserver(uploadCompletedObserver);
         uploadCompletedObserver = null;
       }
     }

android/src/main/java/com/bluechilli/flutteruploader/UploadProgress.java

@@ -2,28 +2,25 @@
 
 public class UploadProgress {
 
-    private String _taskId;
-    private int _status;
-    private int _progress;
-
-
-    public UploadProgress(String taskId, int status, int progress) {
-        this._taskId = taskId;
-        this._status = status;
-        this._progress = progress;
-    }
-
-    public int getProgress() {
-        return _progress;
-    }
-
-    public int getStatus() {
-        return _status;
-    }
-
-    public String getTaskId() {
-        return _taskId;
-    }
-
-
+  private String _taskId;
+  private int _status;
+  private int _progress;
+
+  public UploadProgress(String taskId, int status, int progress) {
+    this._taskId = taskId;
+    this._status = status;
+    this._progress = progress;
+  }
+
+  public int getProgress() {
+    return _progress;
+  }
+
+  public int getStatus() {
+    return _status;
+  }
+
+  public String getTaskId() {
+    return _taskId;
+  }
 }

android/src/main/java/com/bluechilli/flutteruploader/UploadProgressReporter.java

@@ -4,20 +4,17 @@
 import androidx.lifecycle.LiveData;
 
 public class UploadProgressReporter extends LiveData<UploadProgress> {
-    private static UploadProgressReporter _instance;
+  private static UploadProgressReporter _instance;
 
-
-    @MainThread
-    public static UploadProgressReporter getInstance() {
-        if (_instance == null) {
-            _instance = new UploadProgressReporter();
-        }
-        return _instance;
-
-    }
-
-    void notifyProgress(UploadProgress progress) {
-        postValue(progress);
+  @MainThread
+  public static UploadProgressReporter getInstance() {
+    if (_instance == null) {
+      _instance = new UploadProgressReporter();
     }
+    return _instance;
+  }
 
+  void notifyProgress(UploadProgress progress) {
+    postValue(progress);
+  }
 }