var toArr = require('./toArr');
var now = require('./now');
var format = require('./format');
var ms = require('./ms');
var isBrowser = require('./isBrowser');
var strHash = require('./strHash');
var ansiColor = require('./ansiColor');
exports = function(name) {
    var prevTime;
    function debug() {
        if (!debug.enabled) return;
        var args = toArr(arguments);
        var cur = now();
        var duration = ms(cur - (prevTime || cur));
        prevTime = cur;
        var content = format.apply(null, args);
        var color = debug.color;

        if (isBrowser) {
            var style = 'color:' + color;
            var inherit = 'color:inherit';
            console.log(
                '%c' + name + ' %c' + content + ' %c+' + duration,
                style,
                inherit,
                style
            );
        } else {
            console.log(
                ansiColor[color](name) +
                    ': ' +
                    content +
                    ansiColor[color](' +' + duration)
            );
        }
    }
    debug.enabled = true;
    debug.color = selectColor(name);
    return debug;
};
var browserColors = [
    '#0000CC',
    '#0000FF',
    '#0033CC',
    '#0033FF',
    '#0066CC',
    '#0066FF',
    '#0099CC',
    '#0099FF',
    '#00CC00',
    '#00CC33',
    '#00CC66',
    '#00CC99',
    '#00CCCC',
    '#00CCFF',
    '#3300CC',
    '#3300FF',
    '#3333CC',
    '#3333FF',
    '#3366CC',
    '#3366FF',
    '#3399CC',
    '#3399FF',
    '#33CC00',
    '#33CC33',
    '#33CC66',
    '#33CC99',
    '#33CCCC',
    '#33CCFF',
    '#6600CC',
    '#6600FF',
    '#6633CC',
    '#6633FF',
    '#66CC00',
    '#66CC33',
    '#9900CC',
    '#9900FF',
    '#9933CC',
    '#9933FF',
    '#99CC00',
    '#99CC33',
    '#CC0000',
    '#CC0033',
    '#CC0066',
    '#CC0099',
    '#CC00CC',
    '#CC00FF',
    '#CC3300',
    '#CC3333',
    '#CC3366',
    '#CC3399',
    '#CC33CC',
    '#CC33FF',
    '#CC6600',
    '#CC6633',
    '#CC9900',
    '#CC9933',
    '#CCCC00',
    '#CCCC33',
    '#FF0000',
    '#FF0033',
    '#FF0066',
    '#FF0099',
    '#FF00CC',
    '#FF00FF',
    '#FF3300',
    '#FF3333',
    '#FF3366',
    '#FF3399',
    '#FF33CC',
    '#FF33FF',
    '#FF6600',
    '#FF6633',
    '#FF9900',
    '#FF9933',
    '#FFCC00',
    '#FFCC33'
];
var terminalColors = [
    'black',
    'red',
    'green',
    'yellow',
    'blue',
    'magenta',
    'cyan',
    'white',
    'gray',
    'grey',
    'blackBright',
    'redBright',
    'greenBright',
    'yellowBright',
    'blueBright',
    'magentaBright',
    'cyanBright',
    'whiteBright'
];
function selectColor(name) {
    var hash = strHash(name);
    if (isBrowser) {
        return browserColors[hash % browserColors.length];
    } else {
        return terminalColors[hash % terminalColors.length];
    }
}

module.exports = exports;