'use strict';

require('./util/polyfill.js');
const misc = require('./util/misc.js');

const page = require('page');
const origPushState = page.Context.prototype.pushState;
page.Context.prototype.pushState = function() {
    window.scrollTo(0, 0);
    origPushState.call(this);
};

page.cancel = function(ctx) {
    prevContext = ctx;
    ctx.pushState();
};

page.exit((ctx, next) => {
    views.unlistenToMessages();
    if (misc.confirmPageExit()) {
        next();
    } else {
        page.cancel(ctx);
    }
});

const mousetrap = require('mousetrap');
page(/.*/, (ctx, next) => {
    mousetrap.reset();
    next();
});

let controllers = [];
controllers.push(require('./controllers/auth_controller.js'));
controllers.push(require('./controllers/posts_controller.js'));
controllers.push(require('./controllers/users_controller.js'));
controllers.push(require('./controllers/help_controller.js'));
controllers.push(require('./controllers/comments_controller.js'));
controllers.push(require('./controllers/history_controller.js'));
controllers.push(require('./controllers/tags_controller.js'));
controllers.push(require('./controllers/settings_controller.js'));

controllers.push(require('./controllers/home_controller.js'));

const tags = require('./tags.js');
const events = require('./events.js');
const views = require('./util/views.js');
for (let controller of controllers) {
    controller.registerRoutes();
}

const api = require('./api.js');
Promise.all([tags.refreshExport(), api.loginFromCookies()])
    .then(() => {
        page();
    }).catch(errorMessage => {
        if (window.location.href.indexOf('login') !== -1) {
            api.forget();
            page();
        } else {
            page('/');
            events.notify(
                events.Error,
                'An error happened while trying to log you in: ' +
                    errorMessage);
        }
    });