/*
 *  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.action.model.clauses;

import com.jpexs.decompiler.flash.SourceGeneratorLocalData;
import com.jpexs.decompiler.flash.action.model.ActionItem;
import com.jpexs.decompiler.flash.action.model.DirectValueActionItem;
import com.jpexs.decompiler.flash.action.parser.script.ActionSourceGenerator;
import com.jpexs.decompiler.flash.action.swf3.ActionSetTarget;
import com.jpexs.decompiler.flash.action.swf4.ActionGetProperty;
import com.jpexs.decompiler.flash.action.swf4.ActionPop;
import com.jpexs.decompiler.flash.action.swf4.ActionPush;
import com.jpexs.decompiler.flash.action.swf4.ActionSetTarget2;
import com.jpexs.decompiler.flash.action.swf4.ConstantIndex;
import com.jpexs.decompiler.flash.helpers.GraphTextWriter;
import com.jpexs.decompiler.graph.Block;
import com.jpexs.decompiler.graph.CompilationException;
import com.jpexs.decompiler.graph.GraphSourceItem;
import com.jpexs.decompiler.graph.GraphSourceItemPos;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.SourceGenerator;
import com.jpexs.decompiler.graph.model.ContinueItem;
import com.jpexs.decompiler.graph.model.LocalData;
import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author JPEXS
 */
public class TellTargetActionItem extends ActionItem implements Block {

    public List<GraphTargetItem> commands;

    public GraphTargetItem target;

    public boolean nested = false;

    public TellTargetActionItem(GraphSourceItem instruction, GraphSourceItem lineStartIns, GraphTargetItem target, List<GraphTargetItem> commands) {
        super(instruction, lineStartIns, PRECEDENCE_PRIMARY);
        this.target = target;
        this.commands = commands;
    }

    @Override
    public GraphTextWriter appendTo(GraphTextWriter writer, LocalData localData) throws InterruptedException {
        writer.append("tellTarget");
        writer.spaceBeforeCallParenthesies(1);
        writer.append("(");
        target.toString(writer, localData);
        writer.append(")").newLine();
        writer.append("{").newLine();
        writer.indent();
        for (GraphTargetItem ti : commands) {
            ti.toStringSemicoloned(writer, localData).newLine();
        }
        writer.unindent();
        return writer.append("}");
    }

    @Override
    public List<GraphSourceItemPos> getNeededSources() {
        List<GraphSourceItemPos> ret = super.getNeededSources();
        ret.addAll(target.getNeededSources());
        return ret;
    }

    @Override
    public List<GraphSourceItem> toSource(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
        List<GraphSourceItem> ret = new ArrayList<>();
        ActionSourceGenerator actionGenerator = (ActionSourceGenerator) generator;
        if (nested) {
            ret.add(new ActionPush(""));
            ret.add(new ActionPush(11)); //_target
            ret.add(new ActionGetProperty());
        }
        if ((target instanceof DirectValueActionItem) && ((((DirectValueActionItem) target).value instanceof String) || (((DirectValueActionItem) target).value instanceof ConstantIndex))) {
            ret.add(new ActionSetTarget((String) target.getResult()));
        } else {
            ret.addAll(target.toSource(localData, generator));
            ret.add(new ActionSetTarget2());
        }
        ret.addAll(generator.generate(localData, commands));
        ret.add(new ActionSetTarget(""));

        if (nested) {
            ret.add(new ActionSetTarget2());
        }
        return ret;
    }

    @Override
    public boolean needsSemicolon() {
        return false;
    }

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

    @Override
    public List<ContinueItem> getContinues() {
        List<ContinueItem> ret = new ArrayList<>();
        for (GraphTargetItem ti : commands) {
            if (ti instanceof ContinueItem) {
                ret.add((ContinueItem) ti);
            }
            if (ti instanceof Block) {
                ret.addAll(((Block) ti).getContinues());
            }
        }
        return ret;
    }

    @Override
    public List<List<GraphTargetItem>> getSubs() {
        List<List<GraphTargetItem>> ret = new ArrayList<>();
        if (commands != null) {
            ret.add(commands);
        }
        return ret;
    }
}
