package
{
    import net.flashpunk.Entity;
    import net.flashpunk.graphics.Tilemap;
    import net.flashpunk.masks.Grid;

    import flash.utils.ByteArray;

    public class Ground extends Entity
    {
        [Embed(source = "media/maps/tiles/tileset-exterior-00.png")] private const TILES:Class;

        [Embed(source = "media/maps/exterior-map-00.xml", mimeType = "application/octet-stream")] private const MAP_DATA:Class;

        public var map:Tilemap;
        public var solids:Grid;

        public function Ground ():void
        {
            var data:String = "";
            var bytes:ByteArray = new MAP_DATA;
            var layout:XML = new XML (bytes.readUTFBytes (bytes.length));

            map = new Tilemap
            (
                TILES,
                (layout.@width * layout.@tilewidth),
                (layout.@height * layout.@tileheight),
                layout.@tilewidth,
                layout.@tileheight
            );

            data = convertTileData (layout.layer [0].data);
            map.loadFromString (data);

            graphic = map;


            solids = new Grid
            (solids = new Grid
            (
                (layout.@width * layout.@tilewidth),
                (layout.@height * layout.@tileheight),
                layout.@tilewidth,
                layout.@tileheight
            );

            data = layout.layer [1].data;
            solids.loadFromString (data);

            mask = solids;
                (layout.@width * layout.@tilewidth),
                (layout.@height * layout.@tileheight),
                layout.@tilewidth,
                layout.@tileheight
            );

            data = layout.layer [1].data;
            solids.loadFromString (data);

            mask = solids;
            type = "solid";
        }

        public function convertTileData (data:String):String
        {
            var row:Array = data.split (",");
            var newData:String = "";

            var counter:int = 0;
            var value:int = 0;

            for (counter = 0; counter < row.length; counter++)
            {
                if (row [counter].indexOf ("\n") > -1)
                {
                    row [counter] = parseInt (row [counter]) - 1;

                    if (row [counter] < 0)
                    {
                        row [counter] = 0;
                    }

                    if (counter < (row.length - 1))
                    {
                        row [counter] = "\n" + row [counter];
                    }
                }
                else
                {
                    row [counter] = parseInt (row [counter]) - 1;

                    if (row [counter] < 0)
                    {
                        row [counter] = 0;
                    }
                }
            }

            newData = row.toString();
            return newData;
        }
    }
}