/*
* Copyright 2000-2013 JetBrains s.r.o.
* Copyright 2014-2014 AS3Boyan
* Copyright 2014-2014 Elias Ku
*
* 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.intellij.plugins.haxe.editor;
import com.intellij.codeInsight.daemon.impl.CollectHighlightsUtil;
import com.intellij.codeInsight.editorActions.CopyPastePostProcessor;
import com.intellij.codeInsight.editorActions.TextBlockTransferableData;
import com.intellij.openapi.application.Result;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.RangeMarker;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Ref;
import com.intellij.plugins.haxe.ide.index.HaxeComponentIndex;
import com.intellij.plugins.haxe.lang.psi.HaxeClass;
import com.intellij.plugins.haxe.lang.psi.HaxeComponent;
import com.intellij.plugins.haxe.lang.psi.HaxeReferenceExpression;
import com.intellij.plugins.haxe.util.HaxeAddImportHelper;
import com.intellij.plugins.haxe.util.HaxeResolveUtil;
import com.intellij.psi.PsiDocumentManager;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.util.ArrayUtil;
import org.jetbrains.annotations.Nullable;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* Created by as3boyan on 08.10.14.
*/
public class HaxeReferenceCopyPasteProcessor implements CopyPastePostProcessor {
@Nullable
@Override
public TextBlockTransferableData collectTransferableData(PsiFile file, Editor editor, int[] startOffsets, int[] endOffsets) {
return null;
}
@Nullable
@Override
public TextBlockTransferableData extractTransferableData(Transferable content) {
Object transferData = null;
try {
transferData = content.getTransferData(DataFlavor.stringFlavor);
}
catch (UnsupportedFlavorException e) {
e.printStackTrace();
}
catch (IOException e) {
e.printStackTrace();
}
return new HaxeTextBlockTransferableData();
}
@Override
public void processTransferableData(Project project, Editor editor, RangeMarker marker, int i, Ref ref, TextBlockTransferableData data) {
PsiDocumentManager.getInstance(project).commitAllDocuments();
final PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
int[] startOffsets = new int[]{marker.getStartOffset()};
int[] endOffsets = new int[]{marker.getEndOffset()};
List<String> haxeClassList = new ArrayList<String>();
for (int j = 0; j < startOffsets.length; j++) {
final int startOffset = startOffsets[j];
for (final PsiElement element : CollectHighlightsUtil.getElementsInRange(file, startOffset, endOffsets[j])) {
if (element instanceof HaxeReferenceExpression) {
HaxeReferenceExpression referenceExpression = (HaxeReferenceExpression)element;
if (referenceExpression.resolve() == null) {
final GlobalSearchScope scope = HaxeResolveUtil.getScopeForElement(referenceExpression);
final List<HaxeComponent> components =
HaxeComponentIndex.getItemsByName(referenceExpression.getText(), project, scope);
if (!components.isEmpty() && components.size() == 1) {
haxeClassList.add(((HaxeClass)components.get(0)).getQualifiedName());
}
}
}
}
}
if (haxeClassList.isEmpty()) {
return;
}
HaxeRestoreReferencesDialog dialog = new HaxeRestoreReferencesDialog(project, ArrayUtil.toStringArray(haxeClassList));
dialog.show();
String[] selectedObjects = dialog.getSelectedElements();
for (final String object : selectedObjects) {
new WriteCommandAction(project, file) {
@Override
protected void run(Result result) throws Throwable {
HaxeAddImportHelper.addImport(object, file);
}
}.execute();
}
}
}