'use strict';

const api = require('../api.js');
const config = require('../config.js');
const Info = require('../models/info.js');
const topNavigation = require('../models/top_navigation.js');
const HomeView = require('../views/home_view.js');

class HomeController {
    constructor() {
        topNavigation.activate('home');
        topNavigation.setTitle('Home');

        this._homeView = new HomeView({
            name: api.getName(),
            version: config.meta.version,
            buildDate: config.meta.buildDate,
            canListSnapshots: api.hasPrivilege('snapshots:list'),
            canListPosts: api.hasPrivilege('posts:list'),
        });

        Info.get()
            .then(info => {
                this._homeView.setStats({
                    diskUsage: info.diskUsage,
                    postCount: info.postCount,
                });
                this._homeView.setFeaturedPost({
                    featuredPost: info.featuredPost,
                    featuringUser: info.featuringUser,
                    featuringTime: info.featuringTime,
                });
            },
            error => this._homeView.showError(error.message));
    }

    showSuccess(message) {
        this._homeView.showSuccess(message);
    }

    showError(message) {
        this._homeView.showError(message);
    }
};

module.exports = router => {
    router.enter([], (ctx, next) => {
        ctx.controller = new HomeController();
    });
};
