// This is stage 1, it can be changed but you must bump the version of the project.
define([
    '/common/requireconfig.js'
], function (RequireConfig) {
    require.config(RequireConfig());

    // most of CryptPad breaks if you don't support isArray
    if (!Array.isArray) {
        Array.isArray = function(arg) { // CRYPTPAD_SHIM
            return Object.prototype.toString.call(arg) === '[object Array]';
        };
    }

    // file encryption/decryption won't work if you don't have Array.fill
    if (typeof(Array.prototype.fill) !== 'function') {
        Array.prototype.fill = function (x) { // CRYPTPAD_SHIM
            var i = 0;
            var l = this.length;
            for (;i < l; i++) { this[i] = x; }
            return this;
        };
    }

    // RPC breaks if you don't support Number.MAX_SAFE_INTEGER
    if (Number && !Number.MAX_SAFE_INTEGER) {
        Number.MAX_SAFE_INTEGER = 9007199254740991;
    }

    var failStore = function () {
        console.error(new Error('wut'));
        require(['jquery'], function ($) {
            $.ajax({
                type: 'HEAD',
                url: '/common/feedback.html?NO_LOCALSTORAGE=' + (+new Date()),
            });
        });
        window.alert("CryptPad needs localStorage to work. Try changing your cookie permissions, or using a different browser");
    };


    var getLogElement = function () {
        var logger = document.querySelector('#cp-logger');
        if (logger) { return logger; }
        logger = document.createElement('div');
        logger.setAttribute('id', 'cp-logger');
        document.body.appendChild(logger);
        var css = function(){/* #cp-logger { display: none; } */}.toString().slice(14, -3);
        var style = document.createElement('style');
        style.type = 'text/css';
        style.appendChild(document.createTextNode(css));
        document.head.appendChild(style);
        return logger;
    };


    var logToDom = function () {
        var pre = document.createElement('pre');
        pre.innerText = 'x';
        getLogElement().appendChild(pre);
    };

    if (window.Proxy) {
        var c = console;
        window.console = new Proxy(c, {
            get: function (o, k) {
                if (k !== 'error') { return o[k]; }
                return function () {
                    var args = Array.prototype.slice.call(arguments);
                    c.error.apply(null, args);
                    logToDom();
                };
            },
        });
    }

    window.onerror = function (e) {
        if (/requirejs\.org/.test(e)) {
            console.log();
            console.error("Require.js threw a Script Error. This probably means you're missing a dependency for CryptPad.\nIt is recommended that the admin of this server runs `bower install && bower update` to get the latest code, then modify their cache version.\nBest of luck,\nThe CryptPad Developers");
            return void console.log();
        }
        if (window.CryptPad_loadingError) {
            window.CryptPad_loadingError(e);
        }
        throw e;
    };

    try {
        var test_key = 'localStorage_test';
        var testval = Math.random().toString();
        localStorage.setItem(test_key, testval);
        if (localStorage.getItem(test_key) !== testval) {
            failStore();
        }
    } catch (e) { console.error(e); failStore(); }

    require([document.querySelector('script[data-bootload]').getAttribute('data-bootload')]);
});