/**
 *   _____       _                 _  _____
 * |  __ \     | |               | |/ ____|
 * | |__) |   _| |__  _   _      | | (___
 * |  _  / | | | '_ \| | | | _   | |\___ \
 * | | \ \ |_| | |_) | |_| || |__| |____) |
 * |_|  \_\__,_|_.__/ \__, (_)____/|_____/
 *                    __/ |
 *                   |___/
 *
 * The ultimate in bullshitting technology
 *
 * "Refactoring is for pussies" edition
 */

var socket = require('request');
var fs = require('fs');

var cookie_jar = socket.jar();

var cred = {
    user: '',
    pass: '',
    wiki: '',
    urll: '',
    apil: ''
};

var config = {
    key: '',
    room: '',
    mod: '',
    server: '',
    host: '',
    options: {}
};

var http = {
    headers: {
        'User-Agent': 'Ruby.js/v1.0 (screw socket.io)',
        'Content-Type': 'application/octet-stream',
        'Accept': '*/*',
        'Pragma': 'no-cache',
        'Cache-Control': 'no-cache'
    },
    get: function(url, headers, callback) {
        socket.get({url: url, jar: cookie_jar, headers: headers}, function(e, r, b) {
            callback({error: e, response: r, body: b});
        });
    },
    post: function(url, form, headers, callback) {
        socket.post({url: url, form: form, jar: cookie_jar, headers: headers}, function(e, r, b) {
            callback({error: e, response: r, body: b});
        });
    }
};

var mediawiki = {
    _callback: null,
    _data: {},
    _loggedin: false,
    login: function(username, password, url, callback) {
        if (this._loggedin === false) {
            if (typeof callback === 'function') {
                this._callback = callback;
                this._data.url = url;
                this._data.form = {
                    action: 'login',
                    lgname: username,
                    lgpassword: password,
                    format: 'json'
                };

                http.post(this._data.url, this._data.form, {}, function(response) {
                    if (!response.error) {
                        mediawiki._data.form.lgtoken = (JSON.parse(response.body)).login.token;

                        http.post(mediawiki._data.url, mediawiki._data.form, {}, function(response) {
                            if (!response.error) {
                                if ((JSON.parse(response.body)).login.result === 'Success') {
                                    mediawiki._data = {};
                                    mediawiki._loggedin = true;
                                    mediawiki._callback();
                                } else {
                                    console.log('ERROR: Could not log into the wiki!');
                                    console.log('    -> ' + JSON.stringify(mediawiki._data));
                                    console.log('    -> ' + response.body);
                                }
                            } else {
                                console.log('ERROR: Could not log into the wiki!');
                                console.log('    -> ' + response.error);
                            }
                        });
                    } else {
                        console.log('ERROR: Could not log into the wiki!');
                        console.log('    -> ' + response.error);
                    }
                });
            } else {
                console.log('ERROR: Callback is not a function!');
                console.log('    -> ' + typeof callback);
            }
        } else {
            callback();
        }
    }
};

function getChatInfo() {
    http.get(cred.urll + '/wikia.php?controller=Chat&format=json', http.headers, function(response) {
        if (!response.error) {
            var data = JSON.parse(response.body);

            config.key = data.chatkey;
            config.room = data.roomId;
            config.mod = data.isChatMod;
            config.host = data.chatServerHost;

            http.get(cred.apil + '/api.php?action=query&meta=siteinfo&siprop=wikidesc&format=json', {}, function(response) {
                if (!response.error) {
                    var data = JSON.parse(response.body);

                    config.server = data.query.wikidesc.id;
                    config.options.name: cred.user;
                    config.options.EIO: 2;
                    config.options.transport: 'polling';
                    config.options.key: config.key;
                    config.options.roomId: config.room;
                    config.options.serverId: config.server;
                    config.options.wikiId: config.server;
                } else {
                    console.log('ERROR: Could not fetch chat config!');
                    console.log('    -> ' + response.error);
                }
            });
        } else {
            console.log('ERROR: Could not fetch chat config!');
            console.log('    -> ' + response.error);
        }
    });
}

function login() {
    mediawiki.login(cred.user, cred.pass, cred.apil, function() {
        getChatInfo();
    });
}

function start() {
    try {
        var data = JSON.parse(fs.readFileSync('config.json', 'UTF-8'));
    } catch (e) {
        console.log('ERROR: Could not parse config.json!');
        console.log('    -> ' + e);
    }

    if (data.username) {
        if (data.passsword) {
            if (data.wiki) {
                cred.user = data.username;
                cred.pass = data.password;
                cred.wiki = data.wiki;
                cred.urll = 'http://' + data.wiki + '.wikia.com'
                cred.apil = cred.urll + '/api.php';

                login();
            } else {
                console.log('ERROR: No wiki name!');
            }
        } else {
            console.log('ERROR: No password!');
        }
    } else {
        console.log('ERROR: No username!');
    }
}

start();