/**
 * NodeCast TV Application Entry Point
 */

class App {
    constructor() {
        this.currentPage = 'home';
        this.pages = {};

        // Initialize components
        this.player = new VideoPlayer();
        this.channelList = new ChannelList();
        this.sourceManager = new SourceManager();
        this.epgGuide = new EpgGuide();

        // Initialize page controllers
        this.pages.home = new HomePage(this);
        this.pages.guide = new GuidePage(this);
        this.pages.movies = new MoviesPage(this);
        this.pages.series = new SeriesPage(this);
        this.pages.settings = new SettingsPage(this);

        this.init();
    }

    async init() {
        // Mobile menu toggle
        const mobileMenuToggle = document.getElementById('mobile-menu-toggle');
        const navbarMenu = document.getElementById('navbar-menu');
        
        if (mobileMenuToggle && navbarMenu) {
            mobileMenuToggle.addEventListener('click', () => {
                mobileMenuToggle.classList.toggle('active');
                navbarMenu.classList.toggle('active');
            });

            // Close menu when a nav link is clicked
            document.querySelectorAll('.nav-link').forEach(link => {
                link.addEventListener('click', () => {
                    mobileMenuToggle.classList.remove('active');
                    navbarMenu.classList.remove('active');
                });
            });

            // Close menu when clicking outside
            document.addEventListener('click', (e) => {
                if (!e.target.closest('.navbar')) {
                    mobileMenuToggle.classList.remove('active');
                    navbarMenu.classList.remove('active');
                }
            });
        }

        // Channel drawer toggle (mobile)
        const channelToggleBtn = document.getElementById('channel-toggle-btn');
        const channelSidebar = document.getElementById('channel-sidebar');
        const channelOverlay = document.getElementById('channel-sidebar-overlay');

        if (channelToggleBtn && channelSidebar && channelOverlay) {
            const toggleChannelDrawer = () => {
                channelSidebar.classList.toggle('active');
                channelOverlay.classList.toggle('active');
            };

            channelToggleBtn.addEventListener('click', toggleChannelDrawer);
            channelOverlay.addEventListener('click', toggleChannelDrawer);

            // Close drawer when a channel is selected
            channelSidebar.addEventListener('click', (e) => {
                if (e.target.closest('.channel-item')) {
                    // Small delay to let the channel selection happen
                    setTimeout(() => {
                        channelSidebar.classList.remove('active');
                        channelOverlay.classList.remove('active');
                    }, 300);
                }
            });
        }

        // Navigation handling
        document.querySelectorAll('.nav-link').forEach(link => {
            link.addEventListener('click', (e) => {
                e.preventDefault();
                this.navigateTo(link.dataset.page);
            });
        });

        // Toggle groups button
        document.getElementById('toggle-groups').addEventListener('click', () => {
            this.channelList.toggleAllGroups();
        });

        // Search clear buttons (global handler for all)
        document.querySelectorAll('.search-clear').forEach(btn => {
            btn.addEventListener('click', () => {
                const wrapper = btn.closest('.search-wrapper');
                const input = wrapper?.querySelector('.search-input');
                if (input) {
                    input.value = '';
                    input.dispatchEvent(new Event('input', { bubbles: true }));
                    input.focus();
                }
            });
        });

        // Initialize home page
        await this.pages.home.init();
        this.navigateTo('home');

        console.log('NodeCast TV initialized');
    }

    navigateTo(pageName) {
        // Update nav
        document.querySelectorAll('.nav-link').forEach(link => {
            link.classList.toggle('active', link.dataset.page === pageName);
        });

        // Update pages
        document.querySelectorAll('.page').forEach(page => {
            page.classList.toggle('active', page.id === `page-${pageName}`);
        });

        // Notify page controllers
        if (this.pages[this.currentPage]?.hide) {
            this.pages[this.currentPage].hide();
        }

        this.currentPage = pageName;

        if (this.pages[pageName]?.show) {
            this.pages[pageName].show();
        }
    }
}

// Start app when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
    window.app = new App();
});