/*
 *  Copyright (C) 2010-2021 JPEXS, All rights reserved.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3.0 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library.
 */
package com.jpexs.decompiler.flash.abc.avm2.model;

import com.jpexs.decompiler.flash.SourceGeneratorLocalData;
import com.jpexs.decompiler.flash.abc.avm2.model.clauses.AssignmentAVM2Item;
import com.jpexs.decompiler.flash.abc.avm2.parser.script.AssignableAVM2Item;
import com.jpexs.decompiler.flash.helpers.GraphTextWriter;
import com.jpexs.decompiler.graph.CompilationException;
import com.jpexs.decompiler.graph.GraphSourceItem;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.GraphTargetVisitorInterface;
import com.jpexs.decompiler.graph.SourceGenerator;
import com.jpexs.decompiler.graph.model.LocalData;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

/**
 *
 * @author JPEXS
 */
public class PostIncrementAVM2Item extends AVM2Item implements AssignmentAVM2Item {

    public GraphTargetItem object;

    public PostIncrementAVM2Item(GraphSourceItem instruction, GraphSourceItem lineStartIns, GraphTargetItem object) {
        super(instruction, lineStartIns, PRECEDENCE_POSTFIX);
        this.object = object;
    }

    @Override
    public void visit(GraphTargetVisitorInterface visitor) {
        visitor.visit(object);
    }

    @Override
    public GraphTextWriter appendTo(GraphTextWriter writer, LocalData localData) throws InterruptedException {
        object.toString(writer, localData);
        return writer.append("++");
    }

    @Override
    public boolean hasSideEffect() {
        return true;
    }

    @Override
    public GraphTargetItem returnType() {
        return object.returnType();
    }

    @Override
    public boolean hasReturnValue() {
        return true;
    }

    @Override
    public List<GraphSourceItem> toSource(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
        if (object instanceof AssignableAVM2Item) {
            return ((AssignableAVM2Item) object).toSourceChange(localData, generator, true, false, true);
        }
        return new ArrayList<>(); //?
    }

    @Override
    public List<GraphSourceItem> toSourceIgnoreReturnValue(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
        if (object instanceof AssignableAVM2Item) {
            return ((AssignableAVM2Item) object).toSourceChange(localData, generator, true, false, false);
        }
        return new ArrayList<>(); //?
    }

    @Override
    public int hashCode() {
        int hash = 3;
        hash = 89 * hash + Objects.hashCode(this.object);
        return hash;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final PostIncrementAVM2Item other = (PostIncrementAVM2Item) obj;
        if (!Objects.equals(this.object, other.object)) {
            return false;
        }
        return true;
    }

}
