ExtractMethod_Action.java

package jetbrains.mps.ide.java.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 jetbrains.mps.editor.runtime.cells.ReadOnlyUtil;
import jetbrains.mps.nodeEditor.EditorComponent;
import jetbrains.mps.internal.collections.runtime.MapSequence;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import java.util.List;
import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.internal.collections.runtime.ISelector;
import jetbrains.mps.openapi.editor.cells.EditorCell;
import jetbrains.mps.baseLanguage.util.plugin.refactorings.ExtractMethodFactory;
import org.jetbrains.annotations.NotNull;
import jetbrains.mps.ide.actions.MPSCommonDataKeys;
import java.util.ArrayList;
import jetbrains.mps.openapi.editor.EditorContext;
import jetbrains.mps.ide.editor.MPSEditorDataKeys;
import jetbrains.mps.project.MPSProject;
import com.intellij.featureStatistics.FeatureUsageTracker;
import jetbrains.mps.baseLanguage.closures.runtime.Wrappers;
import jetbrains.mps.baseLanguage.util.plugin.refactorings.ExtractMethodRefactoringParameters;
import jetbrains.mps.baseLanguage.util.plugin.refactorings.ExtractMethodRefactoring;
import jetbrains.mps.ide.java.platform.refactorings.ExtractMethodDialog;

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

  public ExtractMethod_Action() {
    super("Extract Method", "", ICON);
    this.setIsAlwaysVisible(false);
    this.setExecuteOutsideCommand(true);
  }
  @Override
  public boolean isDumbAware() {
    return true;
  }
  @Override
  public boolean isApplicable(AnActionEvent event, final Map<String, Object> _params) {
    return !(ReadOnlyUtil.isCellsReadOnlyInEditor(((EditorComponent) MapSequence.fromMap(_params).get("editorComponent")), ListSequence.fromList(((List<SNode>) MapSequence.fromMap(_params).get("nodes"))).select(new ISelector<SNode, EditorCell>() {
      public EditorCell select(SNode it) {
        return (EditorCell) ((EditorComponent) MapSequence.fromMap(_params).get("editorComponent")).findNodeCell(it);
      }
    }))) && ExtractMethodFactory.isRefactoringAvailable(((List<SNode>) MapSequence.fromMap(_params).get("nodes")));
  }
  @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;
    }
    {
      List<SNode> nodes = event.getData(MPSCommonDataKeys.NODES);
      if (nodes == null) {
        MapSequence.fromMap(_params).put("nodes", null);
      } else {
        MapSequence.fromMap(_params).put("nodes", ListSequence.fromListWithValues(new ArrayList<SNode>(), nodes));
      }
      if (nodes == null) {
        return false;
      }

    }
    {
      EditorContext p = event.getData(MPSEditorDataKeys.EDITOR_CONTEXT);
      MapSequence.fromMap(_params).put("context", p);
      if (p == null) {
        return false;
      }
    }
    {
      EditorComponent editorComponent = event.getData(MPSEditorDataKeys.EDITOR_COMPONENT);
      if (editorComponent != null && editorComponent.isInvalid()) {
        editorComponent = null;
      }
      MapSequence.fromMap(_params).put("editorComponent", editorComponent);
      if (editorComponent == null) {
        return false;
      }
    }
    {
      MPSProject p = event.getData(MPSCommonDataKeys.MPS_PROJECT);
      MapSequence.fromMap(_params).put("project", p);
      if (p == null) {
        return false;
      }
    }
    return true;
  }
  @Override
  public void doExecute(@NotNull final AnActionEvent event, final Map<String, Object> _params) {
    FeatureUsageTracker.getInstance().triggerFeatureUsed("refactoring.extractMethod");
    final Wrappers._T<ExtractMethodRefactoringParameters> params = new Wrappers._T<ExtractMethodRefactoringParameters>();
    final Wrappers._T<ExtractMethodRefactoring> refactoring = new Wrappers._T<ExtractMethodRefactoring>();
    ((EditorContext) MapSequence.fromMap(_params).get("context")).getRepository().getModelAccess().runWriteAction(new Runnable() {
      public void run() {
        params.value = ExtractMethodFactory.createParameters(((List<SNode>) MapSequence.fromMap(_params).get("nodes")));
        refactoring.value = ExtractMethodFactory.createRefactoring(params.value);
        params.value.setReturnType(refactoring.value.getMethodType());
      }
    });
    ExtractMethodDialog dialog = new ExtractMethodDialog(((MPSProject) MapSequence.fromMap(_params).get("project")), ((EditorContext) MapSequence.fromMap(_params).get("context")), params.value, refactoring.value);
    dialog.show();
  }
}