// Shared JavaScript across all pages
// Album data structure
let albumData = {
    id: "still-lie-right-next-to-me",
    artist: "Mr.FLEN",
    title: "Still Lie Right Next to Me",
    description: "Intimate deep house for late lights and long shadows—warm pads, patient grooves, and urban after-hours emotion.",
    colors: { primary: "#0B2D2F", accent: "#FF914D", magenta: "#C5427A" },
    tags: ["Deep House", "Melodic House", "AfterHours", "Hypnotic"],
    tracks: [
        {
            no: "01",
            slug: "still-lie-right-next-to-me",
            title: "Still Lie Right Next to Me",
            desc: "The title track sets the mood with deep, atmospheric pads and a hypnotic groove that pulls you into the late-night world of Mr.FLEN.",
            duration: "5:24",
            bpm: 122,
            key: "Am",
            tags: ["Deep House", "Atmospheric", "Hypnotic"],
            cover: "http://static.photos/monochrome/200x200/1",
            embeds: [
                {
                    provider: "soundcloud",
                    url: "https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/1900000001&color=%23ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&show_teaser=true&visual=true",
                    label: "SoundCloud"
                }
            ]
        },
        {
            no: "02",
            slug: "midnight-walks",
            title: "Midnight Walks",
            desc: "A journey through empty city streets with pulsing basslines and ethereal melodies.",
            duration: "6:12",
            bpm: 124,
            key: "Gm",
            tags: ["Deep House", "Melodic", "Urban"],
            cover: "http://static.photos/monochrome/200x200/2",
            embeds: [
                {
                    provider: "soundcloud",
                    url: "https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/1900000002&color=%23ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&show_teaser=true&visual=true",
                    label: "SoundCloud"
                }
            ]
        },
        {
            no: "03",
            slug: "neon-reflections",
            title: "Neon Reflections",
            desc: "Capturing the glow of city lights in sound, with shimmering synths and deep grooves.",
            duration: "5:48",
            bpm: 123,
            key: "Bbm",
            tags: ["Deep House", "Atmospheric", "Urban"],
            cover: "http://static.photos/monochrome/200x200/3",
            embeds: [
                {
                    provider: "soundcloud",
                    url: "https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/1900000003&color=%23ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&show_teaser=true&visual=true",
                    label: "SoundCloud"
                }
            ]
        },
        {
            no: "04",
            slug: "after-hours",
            title: "After Hours",
            desc: "The perfect soundtrack for those late-night sessions when the world is asleep.",
            duration: "6:35",
            bpm: 121,
            key: "Fm",
            tags: ["Deep House", "AfterHours", "Hypnotic"],
            cover: "http://static.photos/monochrome/200x200/4",
            embeds: [
                {
                    provider: "soundcloud",
                    url: "https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/1900000004&color=%23ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&show_teaser=true&visual=true",
                    label: "SoundCloud"
                }
            ]
        },
        {
            no: "05",
            slug: "urban-dreams",
            title: "Urban Dreams",
            desc: "A dreamy exploration of city life with floating melodies and deep bass foundations.",
            duration: "5:59",
            bpm: 122,
            key: "Em",
            tags: ["Deep House", "Melodic", "Atmospheric"],
            cover: "http://static.photos/monochrome/200x200/5",
            embeds: [
                {
                    provider: "soundcloud",
                    url: "https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/1900000005&color=%23ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&show_teaser=true&visual=true",
                    label: "SoundCloud"
                }
            ]
        }
    ]
};
// Initialize app
document.addEventListener('DOMContentLoaded', function() {
    console.log('Neon Noir Soundscapes loaded');
    loadAlbumData();
    initializeAnalytics();
});

// Load album data from localStorage or default
function loadAlbumData() {
    const savedData = localStorage.getItem('mrflen_album_data');
    if (savedData) {
        try {
            albumData = JSON.parse(savedData);
        } catch (e) {
            console.error('Error loading album data:', e);
        }
    }
    return albumData;
}

// Save album data to localStorage
function saveAlbumData() {
    localStorage.setItem('mrflen_album_data', JSON.stringify(albumData));
}

// Load featured tracks on homepage
function loadFeaturedTracks() {
    const featuredContainer = document.querySelector('.grid');
    if (!featuredContainer) return;

    // Show loading state
    featuredContainer.innerHTML = `
        <div class="col-span-full text-center py-8">
            <div class="inline-block animate-spin rounded-full h-8 w-8 border-b-2 border-accent"></div>
        </div>
    `;

    // Simulate API call delay
    setTimeout(() => {
        const featuredTracks = albumData.tracks.slice(0, 6);
        renderTrackCards(featuredTracks, featuredContainer);
    }, 1000);
}

// Render track cards
function renderTrackCards(tracks, container) {
    if (!tracks || tracks.length === 0) {
        container.innerHTML = `
            <div class="col-span-full text-center py-8">
                <p class="text-gray-400">No tracks available</p>
            </div>
        `;
        return;
    }

    container.innerHTML = tracks.map(track => `
        <div class="bg-primary/20 rounded-2xl p-6 backdrop-blur-sm border border-accent/20 hover:border-accent/50 transition-all duration-300 cursor-pointer"
             onclick="window.location.href='/track-detail.html?slug=${track.slug}'">
            <div class="flex items-start gap-4">
                <div class="flex-shrink-0">
                    <img src="${track.cover || 'http://static.photos/monochrome/200x200/' + track.no}" 
                 alt="${track.title}" 
                 class="w-16 h-16 rounded-lg object-cover">
                </div>
                <div class="flex-1">
                    <h3 class="font-bold text-lg mb-2">${track.no}. ${track.title}</h3>
                    ${track.desc ? `<p class="text-gray-400 text-sm mb-3">${track.desc}</p>` : ''}
                    ${track.tags && track.tags.length > 0 ? `
                        <div class="flex flex-wrap gap-1">
                            ${track.tags.map(tag => `
                                <span class="bg-magenta/20 text-magenta text-xs px-2 py-1 rounded-full">
                            ${tag}
                            </span>
                            `).join('')}
                        </div>
                    ` : ''}
                </div>
            </div>
            <div class="mt-4 flex items-center justify-between">
                <span class="text-accent text-sm">
                    <i data-feather="play" class="inline w-4 h-4"></i>
                    Play
                </span>
                ${track.embeds && track.embeds.length > 1 ? `
                    <span class="text-gray-400 text-sm">
                        +${track.embeds.length - 1} more
                </span>
                ` : ''}
            </div>
        </div>
    `).join('');

    feather.replace();
}

// Analytics functions
function initializeAnalytics() {
    // Track page views
    trackEvent('page_view', { page: window.location.pathname });
}

function trackEvent(eventName, properties = {}) {
    const eventData = {
        event: eventName,
        timestamp: new Date().toISOString(),
        ...properties
    };

    console.log('Analytics Event:', eventData);
    
    // Here you would send to your analytics service
    // Example: gtag('event', eventName, properties);
}

// Provider switching functionality
function switchProvider(trackSlug, provider, embedUrl) {
    trackEvent('provider_switch', {
        trackSlug: trackSlug,
        provider: provider
    });

    // Update iframe source
    const iframe = document.querySelector(`[data-track="${trackSlug}"] iframe`);
    if (iframe) {
        iframe.src = embedUrl;
    }
}

// Share functionality
function shareTrack(trackSlug, platform = 'copy') {
    const trackUrl = `${window.location.origin}/track-detail.html?slug=${trackSlug}`;
    
    trackEvent('share_click', {
        trackSlong: trackSlug,
        network: platform
    });

    if (platform === 'copy') {
        navigator.clipboard.writeText(trackUrl).then(() => {
            alert('Track link copied to clipboard!');
        });
    } else if (platform === 'twitter') {
        window.open(`https://twitter.com/intent/tweet?text=Check out this track from Mr.FLEN's album "Still Lie Right Next to Me"&url=${encodeURIComponent(trackUrl)}`, '_blank');
    }
}

// Admin functions
function exportAlbumData() {
    const dataStr = JSON.stringify(albumData, null, 2);
    const dataBlob = new Blob([dataStr], { type: 'application/json' });
    const url = URL.createObjectURL(dataBlob);
    const link = document.createElement('a');
    link.href = url;
    link.download = 'album.json';
    document.body.appendChild(link);
    link.click();
    document.body.removeChild(link);
    
    trackEvent('admin_export_json');
}

// Utility function to format duration
function formatDuration(seconds) {
    const mins = Math.floor(seconds / 60);
    const secs = seconds % 60;
    return `${mins}:${secs.toString().padStart(2, '0')}`;
}