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/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/support/
 *
 * (C) Copyright 1997-2017 IDRsolutions and Contributors.
 *
 * This file is part of JPedal/JPDF2HTML5
 *
 @LICENSE@
 *
 * ---------------
 * AFSimple.java
 * ---------------
 */
package org.jpedal.objects.javascript.functions;

import org.jpedal.objects.acroforms.AcroRenderer;
import org.jpedal.objects.javascript.defaultactions.JpedalDefaultJavascript;
import org.jpedal.objects.raw.FormObject;

public class AFSimple extends JSFunction {


    public AFSimple(final AcroRenderer acro, final FormObject formObject) {
        super(acro, formObject);
    }

    @Override
    public int execute(final String js, final String[] args, final int type, final int eventType, final char keyPressed) {

        if (args == null) {
            debug("Unknown implementation in " + js);

        } else if (args.length < 1) {
            debug("Values length is less than 1");
        } else {

            if (type == JSFunction.CALCULATE) {
                //check if our calculate flag is true or not
                if (JpedalDefaultJavascript.calculate > 0) {

                    String result = "";

                    int currentItem = 1;

                    //get first value which is command
                    String nextValue = args[currentItem];

                    final int objType = convertToValue(nextValue);

                    if (objType != -1) {

                        currentItem++;
                        nextValue = args[currentItem];

                        final String rest = "";
                        if (nextValue.startsWith("new Array")) {

                            result = processArray(nextValue, objType);

                        } else {
                            debug("Unknown params " + rest + " in " + js);
                        }

                    } else {
                        debug("Unknown command " + nextValue + " in " + js);
                    }


                    //write back
                    formObject.updateValue(result, false, true);
                    formObject.setLastValidValue(result);

                }
            } else {
                debug("Unknown command " + args[0] + " in " + js);
            }
        }

        return 0;
    }

    /**
     * get string name as int value if recognised
     *
     * @param rawValue
     * @return
     */
    private static int convertToValue(final String rawValue) {

        int value = -1; //default no match

        if (rawValue.equals("\"SUM\"")) {
            value = SUM;
        } else if (rawValue.equals("\"AVG\"")) {
            value = AVG;
        } else if (rawValue.equals("\"PRD\"")) {
            value = PRD;
        } else if (rawValue.equals("\"MIN\"")) {
            value = MIN;
        } else if (rawValue.equals("\"MAX\"")) {
            value = MAX;
        }


        return value;
    }

}