// ==UserScript==
// @name         colorthis.js
// @namespace    http://tampermonkey.net/
// @version      0.3.1
// @description  ColorThis.space Bot
// @author       mbarkhau, draradech, Anonymous
// @match        colorthis.space
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    var images =
    [
		{
			offsetX: 229,  // EDIT TO CHANGE COORDINATES
            offsetY: 576,  // EDIT TO CHANGE COORDINATES
			data:
			[
			    "rrrrrrrrrrrrrrr",
                "rrrrrrrrrrrrrrr",
                "ooooooooooooooo",
                "ooooooooooooooo",
                "yyyyyyyyyyyyyyy",
				"yyyyyyyyyyyyyyy",
                "$$$$$$$$$$$$$$$",
				"$$$$$$$$$$$$$$$",
                "&&&&&&&&&&&&&&&",
                "&&&&&&&&&&&&&&&",
                "///////////////",
                "///////////////",
			]
		},
		{
            offsetX: 444,  // EDIT TO CHANGE COORDINATES
            offsetY: 812,  // EDIT TO CHANGE COORDINATES
            data:
            [
                "rrrrrrrrrrrrrrrrrrrrrrrrrrrr",
                "rrrrrrrrrrrrrrrrrrrrrrrrrrrr",
                "rrrrrrrrrrrrrrrrrrrrrrrrrrrr",
                "rrrrrrrrrrrrrrrrrrrrrrrrrrrr",
                "oooooooooooooooooooooooooooo",
                "oooooooooooooooooooooooooooo",
				"oooooooooooooooooooooooooooo",
                "oooooooooooooooooooooooooooo",
                "yyyyyyyyyyyyyyyyyyyyyyyyyyyy",
                "yyyyyyyyyyyyyyyyyyyyyyyyyyyy",
                "yyyyyyyyyyyyyyyyyyyyyyyyyyyy",
                "yyyyyyyyyyyyyyyyyyyyyyyyyyyy",
                "$$$$$$$$$$$$$$$$$$$$$$$$$$$$",
                "$$$$$$$$$$$$$$$$$$$$$$$$$$$$",
                "$$$$$$$$$$$$$$$$$$$$$$$$$$$$",
                "$$$$$$$$$$$$$$$$$$$$$$$$$$$$",
                "&&&&&&&&&&&&&&&&&&&&&&&&&&&&",
                "&&&&&&&&&&&&&&&&&&&&&&&&&&&&",
                "&&&&&&&&&&&&&&&&&&&&&&&&&&&&",
                "&&&&&&&&&&&&&&&&&&&&&&&&&&&&",
                "////////////////////////////",
                "////////////////////////////",
                "////////////////////////////",
                "////////////////////////////",
            ]
        }
    ];



    var colormap =
    {
        "0": 0,  // white
        "1": 1,  // lightGrey
        "2": 2,  // grey
        "3": 3,  // black
        "p": 4,  // pink
        "r": 5,  // red
        "o": 6,  // orange
        "b": 7,  // brown
        "y": 8,  // yellow
        "#": 9,  // lightGreen
        "$": 10,  // green
        "c": 11,  // cyan
        "%": 12,  // teal
        "&": 13,  // blue
        "f": 14,  // fuchsia
        "/": 15,  // purple
        "*": -1  // don't care
		};

    function strToRgb(str)
    {
        var result = /rgb\((\d*), (\d*), (\d*)\)/i.exec(str);
        return result ? {
            r: parseInt(result[1]),
            g: parseInt(result[2]),
            b: parseInt(result[3])
        } : null;
    }

    var image_data = [];
    for (var i = 0; i < images.length; i++)
    {
        image_data[i] = [];
        var image = images[i].data;
        for (var relY = 0; relY < image.length; relY++)
        {
            var row = image[relY];
            for (var relX = 0; relX < row.length; relX++)
            {
                var color = colormap[row[relX]];
                if (color < 0)
                {
                    continue;
                }
                var absX = images[i].offsetX + relX;
                var absY = images[i].offsetY + relY;
                image_data[i].push(absX);
                image_data[i].push(absY);
                image_data[i].push(color);
            }
        }
    }

    var lut = [];
    setInterval(function()
    {
        if (lut.length === 0)
        {
            for (var i = 0, len = colors.length; i < len; i++)
            {
                var rgb = strToRgb(colors[i]);
                lut[rgb.r << 16 | rgb.g << 8 | rgb.b] = i;
            }
        }
        if (lastPlaceTime > 0 && cooldown > new Date().getTime() - lastPlaceTime)
        {
            return;
        }
        for(var i = 0; i < images.length; i++)
        {
            image = images[i];
            for (var h = 0; h < image_data[i].length; h += 3) {
                var j = Math.floor((Math.random() * image_data[i].length) / 3) * 3;
                var x = image_data[i][j + 0];
                var y = image_data[i][j + 1];
                var color = image_data[i][j + 2];

                var data = canvas.getContext("2d").getImageData(x, y, 1, 1);
                var currentColor = lut[data.data[0] << 16 | data.data[1] << 8 | data.data[2]];

                if (currentColor != color)
                {
                    console.log("prio ", i, "try ", x, y, "(", currentColor, " -> ", color, ")");
                    tryColorPixel(x, y, color);
                    return;
                }
            }
            console.log("nothing to do for prio ", i);
        }
        console.log("noop");
    }, 11000);

})();