/* GCompris - CandyWidget.qml
 *
 * Copyright (C) 2016 Stefan Toncu <stefan.toncu29@gmail.com>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

import QtQuick 2.6
import GCompris 1.0

WidgetOption {
    id: widget

    src: "resource/images/candy.svg"
    name: "candy"
    availableItems: (background.showCount && background.easyMode) ?
                           widget.total - widget.current : ""

    property int placedInChild

    releaseElement: function() {
        var newCoordinate = widget.mapToItem(background, element.x, element.y)
        // Easy mode
        if (background.easyMode) {
            if (background.currentCandies < items.totalCandies) {
                items.acceptCandy = true

                for (var i = 0; i < listModel.count; i++) {
                    var currentChild = repeaterDropAreas.itemAt(i)
                    var childCoordinate = dropAreas.mapToItem(background, currentChild.x, currentChild.y)
                    //coordinates of "boy/girl rectangle" in background coordinates
                    if ((listModel.get(i).countS + 1) > items.maxNumberOfCandiesPerWidget) {
                        continue
                    }

                    var currentElement = element.parent.mapToItem(background, element.x, element.y)

                    if (currentElement.x > childCoordinate.x && currentElement.x < childCoordinate.x + currentChild.area.width &&
                    currentElement.y > childCoordinate.y + currentChild.childImage.height &&
                    currentElement.y < childCoordinate.y + currentChild.childImage.height + currentChild.area.height) {
                        repeaterDropAreas.itemAt(i).candyCount.text = listModel.get(i).countS + 1
                        listModel.setProperty(i, "countS", listModel.get(i).countS + 1)
                        background.currentCandies ++
                    }

                    if (background.currentCandies == items.totalCandies) {
                        widget.canDrag = false
                        background.resetCandy()
                        candyWidget.element.opacity = 0.6
                    }
                }
            }
            else {
                widget.canDrag = false
                background.resetCandy()
                element.opacity = 0.6
            }
        }
        else {
            // Hard mode
            if (background.currentCandies < widget.total) {
                items.acceptCandy = true

                for (i = 0; i < listModel.count; i++) {
                    currentChild = repeaterDropAreas.itemAt(i)
                    childCoordinate = dropAreas.mapToItem(background, currentChild.x, currentChild.y)
                    //coordinates of "boy/girl rectangle" in background coordinates
                    currentElement = element.parent.mapToItem(background, element.x, element.y)

                    if (currentElement.x > childCoordinate.x && currentElement.x < childCoordinate.x + currentChild.area.width &&
                    currentElement.y > childCoordinate.y + currentChild.childImage.height &&
                    currentElement.y < childCoordinate.y + currentChild.childImage.height + currentChild.area.height) {

                        if ((listModel.get(i).countS + 1) > items.maxNumberOfCandiesPerWidget) {
                            background.wrongMove.visible = true
                            continue
                        }

                        repeaterDropAreas.itemAt(i).candyCount.text = listModel.get(i).countS + 1
                        listModel.setProperty(i, "countS", listModel.get(i).countS + 1)
                        background.currentCandies ++
                    }
                }
                // if all the "dropAreas" are full with items.maxNumberOfCandiesPerWidget candies,
                // then stop the "swing" effect of the candy in leftWidget
                if (background.currentCandies + 1 == widget.total)
                    background.resetCandy()
            }
        }
    }

    //swing animation for candies
    SequentialAnimation {
        id: anim
        running: items.acceptCandy ? true : false
        loops: Animation.Infinite
        NumberAnimation {
            target: candyWidget.element
            property: "rotation"
            from: -10; to: 10
            duration: 700
            easing.type: Easing.InOutQuad
        }
        NumberAnimation {
            target: candyWidget.element
            property: "rotation"
            from: 10; to: -10
            duration: 700
            easing.type: Easing.InOutQuad
        }
    }

}