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/*
 * Copyright (c) 1999-2012, Ecole des Mines de Nantes
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Ecole des Mines de Nantes nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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package org.chocosolver.parser.flatzinc.ast.expression;

import org.chocosolver.solver.Solver;
import org.chocosolver.solver.variables.BoolVar;
import org.chocosolver.solver.variables.IntVar;
import org.chocosolver.solver.variables.SetVar;

import java.util.Collections;
import java.util.List;

/*
* User : CPRUDHOM
* Mail : cprudhom(a)emn.fr
* Date : 11 janv. 2010
* Since : Choco 2.1.1
*
* Class for array expressions based on flatzinc-like objects.
*/
public final class EArray extends Expression {

    public final List what;

    public EArray(List what) {
        super(EType.ARR);
        this.what = what;
    }

    public EArray() {
        super(EType.ARR);
        this.what = Collections.emptyList();
    }

    public Expression getWhat_i(int i) {
        return what.get(i);
    }

    @Override
    public String toString() {
        StringBuilder st = new StringBuilder("[");
        st.append(what.get(0).toString());
        for (int i = 1; i < what.size(); i++) {
            st.append(',').append(what.get(i).toString());
        }
        return st.append(']').toString();
    }


    @Override
    public int[] toIntArray() {
        int[] arr = new int[what.size()];
        for (int i = 0; i < what.size(); i++) {
            arr[i] = what.get(i).intValue();
        }
        return arr;
    }

    @Override
    public boolean[] toBoolArray() {
        boolean[] arr = new boolean[what.size()];
        for (int i = 0; i < what.size(); i++) {
            arr[i] = what.get(i).boolValue();
        }
        return arr;
    }

    @Override
    public BoolVar[] toBoolVarArray(Solver solver) {
        BoolVar[] arr = new BoolVar[what.size()];
        for (int i = 0; i < what.size(); i++) {
            arr[i] = what.get(i).boolVarValue(solver);
        }
        return arr;
    }

    @Override
    public IntVar[] toIntVarArray(Solver solver) {
        IntVar[] arr = new IntVar[what.size()];
        for (int i = 0; i < what.size(); i++) {
            arr[i] = what.get(i).intVarValue(solver);
        }
        return arr;
    }

    @Override
    public SetVar[] toSetVarArray(Solver solver) {
        SetVar[] arr = new SetVar[what.size()];
        for (int i = 0; i < what.size(); i++) {
            arr[i] = what.get(i).setVarValue(solver);
        }
        return arr;
    }
}