/*
 * Copyright 2017 The Bazel Authors. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.idea.blaze.android.sync;

import static com.google.common.truth.Truth.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import com.google.common.collect.ImmutableList;
import com.google.idea.blaze.android.AndroidIntegrationTestCleanupHelper;
import com.google.idea.blaze.android.AndroidIntegrationTestSetupRule;
import com.google.idea.blaze.android.sdk.BlazeSdkProvider;
import com.google.idea.blaze.android.sdk.MockBlazeSdkProvider;
import com.google.idea.blaze.base.ideinfo.AndroidIdeInfo;
import com.google.idea.blaze.base.ideinfo.TargetIdeInfo;
import com.google.idea.blaze.base.ideinfo.TargetMap;
import com.google.idea.blaze.base.ideinfo.TargetMapBuilder;
import com.google.idea.blaze.base.model.BlazeProjectData;
import com.google.idea.blaze.base.model.primitives.WorkspacePath;
import com.google.idea.blaze.base.model.primitives.WorkspaceType;
import com.google.idea.blaze.base.sync.BlazeSyncIntegrationTestCase;
import com.google.idea.blaze.base.sync.BlazeSyncParams;
import com.google.idea.blaze.base.sync.BlazeSyncParams.SyncMode;
import com.google.idea.blaze.base.sync.data.BlazeDataStorage;
import com.google.idea.blaze.base.sync.data.BlazeProjectDataManager;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.projectRoots.Sdk;
import com.intellij.openapi.projectRoots.SdkTypeId;
import com.intellij.openapi.roots.ContentEntry;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.android.facet.AndroidFacet;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Android-specific sync integration tests. */
@RunWith(JUnit4.class)
public class AndroidSyncTest extends BlazeSyncIntegrationTestCase {

  @Rule
  public final AndroidIntegrationTestSetupRule androidSetupRule =
      new AndroidIntegrationTestSetupRule();

  @Before
  public void setup() {
    mockSdk("android-25", "Android 25 SDK");
  }

  @After
  public final void doTeardown() {
    AndroidIntegrationTestCleanupHelper.cleanUp(getProject());
  }

  private void mockSdk(String targetHash, String sdkName) {
    SdkTypeId sdkType = mock(SdkTypeId.class);
    when(sdkType.getName()).thenReturn("Android SDK");
    Sdk sdk = mock(Sdk.class);
    when(sdk.getName()).thenReturn(sdkName);
    when(sdk.getSdkType()).thenReturn(sdkType);
    MockBlazeSdkProvider sdkProvider = (MockBlazeSdkProvider) BlazeSdkProvider.getInstance();
    sdkProvider.addSdk(targetHash, sdk);
  }

  @Test
  public void testSimpleSync() throws Exception {
    setProjectView(
        "directories:",
        "  java/com/google",
        "targets:",
        "  //java/com/google:lib",
        "android_sdk_platform: android-25");

    workspace.createFile(
        new WorkspacePath("java/com/google/Source.java"),
        "package com.google;",
        "public class Source {}");

    workspace.createFile(
        new WorkspacePath("java/com/google/Other.java"),
        "package com.google;",
        "public class Other {}");

    VirtualFile javaRoot = workspace.createDirectory(new WorkspacePath("java/com/google"));

    TargetMap targetMap =
        TargetMapBuilder.builder()
            .addTarget(
                TargetIdeInfo.builder()
                    .setBuildFile(sourceRoot("java/com/google/BUILD"))
                    .setLabel("//java/com/google:lib")
                    .setKind("android_library")
                    .setAndroidInfo(
                        AndroidIdeInfo.builder()
                            .setManifestFile(sourceRoot("java/com/google/AndroidManifest.xml"))
                            .addResource(sourceRoot("java/com/google/res/values/strings.xml"))
                            .setGenerateResourceClass(true))
                    .addSource(sourceRoot("java/com/google/Source.java"))
                    .addSource(sourceRoot("java/com/google/Other.java")))
            .build();

    setTargetMap(targetMap);

    runBlazeSync(
        new BlazeSyncParams.Builder("Sync", SyncMode.INCREMENTAL)
            .addProjectViewTargets(true)
            .build());

    errorCollector.assertNoIssues();

    BlazeProjectData blazeProjectData =
        BlazeProjectDataManager.getInstance(getProject()).getBlazeProjectData();
    assertThat(blazeProjectData).isNotNull();
    assertThat(blazeProjectData.targetMap).isEqualTo(targetMap);
    assertThat(blazeProjectData.workspaceLanguageSettings.getWorkspaceType())
        .isEqualTo(WorkspaceType.ANDROID);

    ImmutableList<ContentEntry> contentEntries = getWorkspaceContentEntries();
    assertThat(contentEntries).hasSize(1);
    assertThat(findContentEntry(javaRoot)).isNotNull();
    assertThat(findContentEntry(javaRoot).getSourceFolders()).hasLength(1);

    // Check that the workspace is set to android
    Module workspaceModule = getModuleCreatedDuringSync(BlazeDataStorage.WORKSPACE_MODULE_NAME);
    assertThat(workspaceModule).isNotNull();
    assertThat(AndroidFacet.getInstance(workspaceModule)).isNotNull();

    // Check that a resource module was created
    Module resourceModule = getModuleCreatedDuringSync("java.com.google.lib");
    assertThat(resourceModule).isNotNull();
    assertThat(AndroidFacet.getInstance(resourceModule)).isNotNull();
  }
}