ReportModelMergeProblem_Action.java

package jetbrains.mps.vcs.platform.actions;

/*Generated by MPS */

import jetbrains.mps.workbench.action.BaseAction;
import javax.swing.Icon;
import com.intellij.openapi.actionSystem.AnActionEvent;
import java.util.Map;
import java.util.List;
import com.intellij.openapi.vcs.VcsDirectoryMapping;
import com.intellij.openapi.vcs.ProjectLevelVcsManager;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import jetbrains.mps.internal.collections.runtime.IWhereFilter;
import org.jetbrains.annotations.NotNull;
import com.intellij.openapi.project.Project;
import java.awt.Frame;
import jetbrains.mps.ide.actions.MPSCommonDataKeys;
import jetbrains.mps.ide.blame.dialog.BlameDialog;
import jetbrains.mps.ide.blame.dialog.BlameDialogComponent;
import java.io.File;
import java.util.ArrayList;
import com.intellij.openapi.application.PathManager;
import jetbrains.mps.internal.collections.runtime.Sequence;
import java.io.FilenameFilter;
import jetbrains.mps.internal.collections.runtime.IVisitor;
import jetbrains.mps.vcs.platform.util.MergeBackupUtil;
import java.util.Arrays;
import jetbrains.mps.internal.collections.runtime.ISelector;
import com.intellij.openapi.ui.Messages;

public class ReportModelMergeProblem_Action extends BaseAction {
  private static final Icon ICON = null;

  public ReportModelMergeProblem_Action() {
    super("Report Model Merge Problem...", "", ICON);
    this.setIsAlwaysVisible(false);
    this.setExecuteOutsideCommand(true);
  }
  @Override
  public boolean isDumbAware() {
    return true;
  }
  @Override
  public boolean isApplicable(AnActionEvent event, final Map<String, Object> _params) {
    List<VcsDirectoryMapping> mappings = ProjectLevelVcsManager.getInstance(event.getData(CommonDataKeys.PROJECT)).getDirectoryMappings();
    return ListSequence.fromList(mappings).any(new IWhereFilter<VcsDirectoryMapping>() {
      public boolean accept(VcsDirectoryMapping m) {
        return isNotEmptyString(m.getVcs());
      }
    });
  }
  @Override
  public void doUpdate(@NotNull AnActionEvent event, final Map<String, Object> _params) {
    this.setEnabledState(event.getPresentation(), this.isApplicable(event, _params));
  }
  @Override
  protected boolean collectActionData(AnActionEvent event, final Map<String, Object> _params) {
    if (!(super.collectActionData(event, _params))) {
      return false;
    }
    {
      Project p = event.getData(CommonDataKeys.PROJECT);
      if (p == null) {
        return false;
      }
    }
    {
      Frame p = event.getData(MPSCommonDataKeys.FRAME);
      if (p == null) {
        return false;
      }
    }
    return true;
  }
  @Override
  public void doExecute(@NotNull final AnActionEvent event, final Map<String, Object> _params) {
    final BlameDialog blameDialog = BlameDialogComponent.getInstance().createDialog(event.getData(CommonDataKeys.PROJECT), event.getData(MPSCommonDataKeys.FRAME));
    blameDialog.setIssueHidden(true);
    blameDialog.setSubsystem("Version Control");
    blameDialog.setIssueTitle("Model merge problem");
    List<File> filesToAttach = ListSequence.fromList(new ArrayList<File>());
    ListSequence.fromList(filesToAttach).addElement(new File(System.getProperty("user.home") + File.separator + ".gitconfig"));
    ListSequence.fromList(filesToAttach).addElement(new File(PathManager.getConfigPath() + File.separator + "mps-merger.sh"));
    ListSequence.fromList(filesToAttach).addSequence(Sequence.fromIterable(Sequence.fromArray(new File(PathManager.getLogPath()).listFiles(new FilenameFilter() {
      public boolean accept(File dir, String name) {
        return name.startsWith("mergedriver.log");
      }
    }))));
    ListSequence.fromList(filesToAttach).visitAll(new IVisitor<File>() {
      public void visit(File f) {
        blameDialog.addFile(f);
      }
    });

    // Select merge-backup to attach 
    File backupDir = new File(MergeBackupUtil.getMergeBackupDirPath());
    File[] listFiles = backupDir.listFiles(new FilenameFilter() {
      public boolean accept(File dir, String name) {
        return name.endsWith(".zip");
      }
    });
    if (listFiles == null) {
      ReportModelMergeProblem_Action.this.showNoBackupsAvailable(event);
    } else {
      List<File> zipFiles = Arrays.asList(listFiles);
      String[] zipNames = ListSequence.fromList(zipFiles).sort(new ISelector<File, Long>() {
        public Long select(File f) {
          return f.lastModified();
        }
      }, false).select(new ISelector<File, String>() {
        public String select(File f) {
          return f.getName();
        }
      }).toGenericArray(String.class);
      if (zipNames.length == 0) {
        ReportModelMergeProblem_Action.this.showNoBackupsAvailable(event);
      } else {
        int selectedIndex = Messages.showChooseDialog(event.getData(CommonDataKeys.PROJECT), "Choose merge backup file to attach", "Model Merge Problem", Messages.getQuestionIcon(), zipNames, zipNames[0]);
        if (selectedIndex < 0) {
          return;
        }
        blameDialog.addFile(new File(backupDir, zipNames[selectedIndex]));
        blameDialog.initDialog();
        blameDialog.show();
      }
    }
  }
  private void showNoBackupsAvailable(final AnActionEvent event) {
    Messages.showInfoMessage(event.getData(CommonDataKeys.PROJECT), "No merge backups available, that is MPS merge was not invoked.", "Model Merge Problem");
  }
  private static boolean isNotEmptyString(String str) {
    return str != null && str.length() > 0;
  }
}