/**
 * Series search functionality for FS7
 */

// Handle series search
async function handleSeriesSearch() {
    const searchInput = document.getElementById('seriesSearchInput');
    const resultsContainer = document.getElementById('seriesSearchResults');

    if (!searchInput || !resultsContainer) return;

    const query = searchInput.value.trim();
    if (!query) {
        alert('Veuillez entrer un nom de série');
        return;
    }

    try {
        resultsContainer.innerHTML = '<div class="flex justify-center py-8"><span class="loading loading-spinner loading-md"></span><span class="ml-3 text-base-content/60">Recherche de séries TV en cours...</span></div>';

        // Search on series providers using the dedicated endpoint
        const response = await fetch(`${API_BASE}/series/search?q=${encodeURIComponent(query)}&lang=vf`);
        const data = await response.json();

        if (data.results && data.results['fs7'] && data.results['fs7'].length > 0) {
            const series = data.results['fs7'];
            let html = `
                <div class="flex items-center gap-2 mb-4">
                    <h3 class="text-lg font-semibold"><i class="fa-solid fa-tv"></i> Résultats pour "${escapeHtml(query)}"</h3>
                </div>
                <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
            `;

            series.forEach(s => {
                let coverImage = s.cover_image || '';

                // Convert relative poster.php URLs to absolute URLs
                if (coverImage.startsWith('/poster.php?url=')) {
                    const actualUrl = coverImage.replace('/poster.php?url=', '');
                    coverImage = actualUrl;
                } else if (coverImage.startsWith('/')) {
                    coverImage = 'https://fs7.lol' + coverImage;
                }

                html += `
                    <div class="card bg-base-200 border border-base-300 shadow-sm" id="series-fs7-${encodeURIComponent(s.url)}">
                        <div class="card-body p-4">
                            <div class="flex justify-between items-start">
                                <h4 class="font-semibold text-base">${escapeHtml(s.title)}</h4>
                                <span class="badge badge-sm badge-ghost"><i class="fa-solid fa-tv"></i> French Stream</span>
                            </div>
                            ${coverImage ? `
                                <div class="flex justify-center my-2">
                                    <img src="${escapeHtml(coverImage)}" alt="" class="max-w-[200px] rounded-lg" onerror="this.style.display='none'">
                                </div>
                            ` : ''}
                            <div class="card-actions justify-end mt-2">
                                <button class="btn btn-secondary btn-sm" onclick="window.open('${escapeHtml(s.url)}', '_blank')">
                                    <i class="fa-solid fa-link"></i> Voir sur FS7
                                </button>
                                <button class="btn btn-primary btn-sm" onclick="loadSeriesEpisodesDirect('${escapeHtml(s.url)}', '${escapeHtml(s.title)}')">
                                    <i class="fa-solid fa-arrow-down"></i> Télécharger
                                </button>
                            </div>
                            <div id="episodes-fs7-${encodeURIComponent(s.url)}" class="mt-2"></div>
                        </div>
                    </div>
                `;
            });

            html += '</div>';
            resultsContainer.innerHTML = html;
        } else {
            resultsContainer.innerHTML = `
                <div class="text-center py-16 text-base-content/50">
                    <i class="fa-solid fa-xmark text-3xl mb-3 block"></i>
                    <p>Aucune série trouvée pour "${escapeHtml(query)}"</p>
                    <p class="text-xs mt-2 opacity-70">
                        Essayez avec un autre titre ou vérifiez l'orthographe
                    </p>
                </div>`;
        }
    } catch (error) {
        console.error('Error searching series:', error);
        resultsContainer.innerHTML = `
            <div class="text-center py-16 text-base-content/50">
                <i class="fa-solid fa-xmark text-3xl mb-3 block"></i>
                <p>Erreur lors de la recherche</p>
                <p class="text-xs mt-2 text-error">${error.message}</p>
            </div>`;
    }
}

// Load series episodes directly — shows an inline episode list with download buttons
async function loadSeriesEpisodesDirect(url, title) {
    const episodesContainer = document.getElementById(`episodes-fs7-${encodeURIComponent(url)}`);

    if (!episodesContainer) return;

    try {
        episodesContainer.innerHTML = `
            <div class="flex items-center gap-2 py-4">
                <span class="loading loading-spinner loading-sm text-primary"></span>
                <span class="text-base-content/60 text-sm">Chargement des épisodes...</span>
            </div>
        `;

        const response = await fetch(`${API_BASE}/anime/episodes?url=${encodeURIComponent(url)}&lang=vf`);
        const data = await response.json();

        if (data.episodes && data.episodes.length > 0) {
            const totalEps = data.episodes.length;
            let html = `
                <div class="mt-3 space-y-2">
                    <div class="flex items-center justify-between mb-2">
                        <span class="label-text text-xs text-base-content/60">
                            <i class="fas fa-list-ol text-primary"></i> ${totalEps} épisodes disponibles
                        </span>
                        <button class="btn btn-xs btn-success gap-1"
                                onclick="downloadAllSeriesEpisodes(this, '${escapeHtml(url)}', '${escapeHtml(title)}')">
                            <i class="fas fa-layer-group"></i> Tout télécharger
                        </button>
                    </div>
                    <div class="max-h-48 overflow-y-auto rounded-lg border border-base-300">
                        <ul class="divide-y divide-base-300">
                            ${data.episodes.map((ep, i) => `
                                <li class="flex items-center justify-between px-3 py-2 hover:bg-base-200/50 transition-colors">
                                    <span class="text-sm font-medium">Épisode ${escapeHtml(ep.episode)}</span>
                                    <button class="btn btn-xs btn-outline btn-success gap-1"
                                            hx-post="/api/anime/download?url=${escapeHtml(ep.url)}"
                                            hx-swap="none"
                                            hx-on::after-request="if(event.detail.successful){this.innerHTML='<i class=\'fas fa-check\'></i>';this.disabled=true;this.classList.remove('btn-outline','btn-success');this.classList.add('btn-ghost','pointer-events-none');setTimeout(()=>{this.innerHTML='<i class=\'fas fa-download\'></i>';this.disabled=false;this.classList.remove('btn-ghost','pointer-events-none');this.classList.add('btn-outline','btn-success')},4000)}"
                                            title="Télécharger l'épisode ${escapeHtml(ep.episode)}">
                                        <i class="fas fa-download"></i>
                                    </button>
                                </li>
                            `).join('')}
                        </ul>
                    </div>
                </div>
            `;
            episodesContainer.innerHTML = html;
        } else {
            episodesContainer.innerHTML = `
                <div class="text-center py-4 text-base-content/50 text-sm">
                    <i class="fas fa-inbox mb-1 block"></i>
                    Aucun épisode disponible
                </div>
            `;
        }
    } catch (error) {
        console.error('Error loading episodes:', error);
        episodesContainer.innerHTML = `
            <div class="alert alert-error alert-sm text-xs">
                <i class="fas fa-triangle-exclamation"></i>
                <span>Erreur: ${error.message}</span>
            </div>
        `;
    }
}

// Download all series episodes
async function downloadAllSeriesEpisodes(button, url, title) {
    const container = button.closest('.mt-3');
    const episodeBtns = container.querySelectorAll('ul button[hx-post*="/api/anime/download"]');

    // Visual feedback: disable button, show spinner
    button.disabled = true;
    const originalHtml = button.innerHTML;
    button.innerHTML = '<span class="loading loading-spinner loading-xs"></span> En cours...';

    let completed = 0;
    const total = episodeBtns.length;

    const results = await Promise.allSettled(
        [...episodeBtns].map(btn => {
            const hxPost = btn.getAttribute('hx-post');
            const epUrl = hxPost.split('url=')[1];
            return fetch(`${API_BASE}/anime/download?url=${encodeURIComponent(epUrl)}`, { method: 'POST' })
                .then(r => {
                    completed++;
                    // Visual: mark episode button as done
                    btn.innerHTML = '<i class="fas fa-check"></i>';
                    btn.disabled = true;
                    btn.classList.remove('btn-outline', 'btn-success');
                    btn.classList.add('btn-ghost', 'pointer-events-none');
                    return r;
                });
        })
    );

    button.innerHTML = '<i class="fas fa-check"></i> Terminé';
    showToast(`${completed} épisodes de "${title}" mis en file`);

    // Reset button after delay
    setTimeout(() => {
        button.innerHTML = originalHtml;
        button.disabled = false;
    }, 5000);
}

// Download series episode (single - kept for compatibility)
async function downloadSeriesEpisode(url, title) {
    const select = document.getElementById(`select-episodes-${encodeURIComponent(url)}`);
    if (!select || !select.value) {
        showToast('Veuillez sélectionner un épisode', 'warning');
        return;
    }

    const episodeUrl = select.value;

    try {
        const response = await fetch(`${API_BASE}/anime/download?url=${encodeURIComponent(episodeUrl)}`, {
            method: 'POST'
        });

        if (response.ok) {
            showToast(`Téléchargement démarré pour "${title}"`);
            if (typeof loadDownloads === 'function') {
                loadDownloads();
            }
        } else {
            const error = await response.json();
            const errorMessage = error.detail
                ? (typeof error.detail === 'string' ? error.detail : JSON.stringify(error.detail))
                : 'Impossible de démarrer le téléchargement';
            showToast(`Erreur : ${errorMessage}`, 'error');
        }
    } catch (error) {
        console.error('Download error:', error);
        showToast(`Erreur lors du téléchargement : ${error.message}`, 'error');
    }
}

// Make functions available globally
window.handleSeriesSearch = handleSeriesSearch;
window.loadSeriesEpisodesDirect = loadSeriesEpisodesDirect;
window.downloadSeriesEpisode = downloadSeriesEpisode;
window.downloadAllSeriesEpisodes = downloadAllSeriesEpisodes;