/**
 * Script: Colors
 *
 * Gives your text gradient colors. Colors are turned on by typing
 * the command "/colors on" and they are turned off by typing the
 * command "/colors off".
 */
var ignore = [];
var colors = [
    '#00efd3',
    '#00d7d1',
    '#00cacf',
    '#00bccd',
    '#00afcb',
    '#00a1c9',
    '#0094c7',
    '#0086c4',
    '#0079c3',
    '#006bc1',
    '#005ebf'
];
var colors_on = false;

$api.on("user_join", function(e, data) {
    ignore.push(data.name.toLowerCase());
});

$api.on("emotes", function(e, data) {
    for(var i = 0; i < data.length; i++) {
        ignore.push(data[i].name.toLowerCase());
    }
});

$api.on("send", function(e, data) {
    if (data.msg.indexOf("/colors ") === 0 || data.msg.indexOf("/colours ") === 0) {
        var arg = data.msg.replace("/colors ", "");
        arg = arg.replace("/colours ", "");
        colors_on = (arg == "on");
        e.cancel();
        return;
    } else if (data.msg[0] == "/" || data.msg[0] == "$" || data.msg.match(/:([^:]+):/) || data.msg.toLowerCase().indexOf("http://") !=-1 || data.msg.toLowerCase().indexOf("https://") !=-1 || data.msg[0] == ">") {
        return;
    }
    for(var i = 0; i < ignore.length; i++) {
        if (data.msg.toLowerCase().indexOf(ignore[i]) !== -1) {
            return;
        }
    }
    if (!colors_on) {
        return;
    }

    var newstr  = '';
    var counter = 0;
    var chars   = data.msg.split('');
    for (var x in chars) {
        if (chars[x]!=' ') {
            newstr = newstr + '[' + colors[counter] + ']' + chars[x] + '[/#]';
            counter++;
        } else {
            newstr = newstr + ' ';
        }
        if (counter >= colors.length) {
            colors.reverse();
            counter = 0;
        }
    }

    data.msg = newstr;
});