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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.codeInsight.template.emmet.nodes;
import com.intellij.codeInsight.template.CustomTemplateCallback;
import com.intellij.openapi.util.text.LineTokenizer;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.ArrayList;
import java.util.List;
/**
* @author Eugene.Kudelevsky
*/
public class MoreOperationNode extends ZenCodingNode {
private final ZenCodingNode myLeftOperand;
private final ZenCodingNode myRightOperand;
public MoreOperationNode(ZenCodingNode leftOperand, ZenCodingNode rightOperand) {
myLeftOperand = leftOperand;
myRightOperand = rightOperand;
}
public ZenCodingNode getLeftOperand() {
return myLeftOperand;
}
public ZenCodingNode getRightOperand() {
return myRightOperand;
}
@NotNull
@Override
public List<ZenCodingNode> getChildren() {
return ContainerUtil.newLinkedList(myLeftOperand, myRightOperand);
}
@Override
public int getApproximateOutputLength(@Nullable CustomTemplateCallback callback) {
int mul = myLeftOperand instanceof MulOperationNode ? ((MulOperationNode)myLeftOperand).getRightOperand() : 1;
return myLeftOperand.getApproximateOutputLength(callback) + (myRightOperand.getApproximateOutputLength(callback) * mul);
}
@NotNull
@Override
public List<GenerationNode> expand(int numberInIteration,
int totalIterations, String surroundedText,
CustomTemplateCallback callback,
boolean insertSurroundedTextAtTheEnd, GenerationNode parent) {
if (myLeftOperand instanceof MulOperationNode || (myLeftOperand instanceof UnaryMulOperationNode && surroundedText != null)) {
List<GenerationNode> result = new ArrayList<GenerationNode>();
if (myLeftOperand instanceof MulOperationNode) {
MulOperationNode mul = (MulOperationNode)myLeftOperand;
for (int i = 0; i < mul.getRightOperand(); i++) {
List<GenerationNode> parentNodes = mul.getLeftOperand().expand(i, totalIterations, surroundedText, callback, insertSurroundedTextAtTheEnd,
parent);
for (GenerationNode parentNode : parentNodes) {
myRightOperand.expand(i, totalIterations, surroundedText, callback, insertSurroundedTextAtTheEnd, parentNode);
}
result.addAll(parentNodes);
}
}
else {
UnaryMulOperationNode unaryMul = (UnaryMulOperationNode)myLeftOperand;
String[] lines = LineTokenizer.tokenize(surroundedText, false);
for (int i = 0; i < lines.length; i++) {
String line = lines[i].trim();
List<GenerationNode> parentNodes = unaryMul.getOperand().expand(i, totalIterations, line, callback, insertSurroundedTextAtTheEnd, parent);
for (GenerationNode parentNode : parentNodes) {
myRightOperand.expand(i, totalIterations, line, callback, insertSurroundedTextAtTheEnd, parentNode);
}
result.addAll(parentNodes);
}
}
return result;
}
List<GenerationNode> leftGenNodes = myLeftOperand.expand(numberInIteration, totalIterations, surroundedText, callback, insertSurroundedTextAtTheEnd, parent);
if (leftGenNodes.isEmpty()) {
return myRightOperand.expand(numberInIteration, totalIterations, surroundedText, callback, insertSurroundedTextAtTheEnd, parent);
}
for (GenerationNode leftGenNode : leftGenNodes) {
myRightOperand.expand(numberInIteration,totalIterations , surroundedText, callback, insertSurroundedTextAtTheEnd, leftGenNode);
}
return leftGenNodes;
}
@Override
public String toString() {
return ">";
}
}
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