{% extends "base.html" %}

{% block title %}TV Admin - VideoKonverter{% endblock %}

{% block content %}
<section class="admin-section">
    <h2>TV Admin-Center</h2>

    <form hx-post="/htmx/tv-settings" hx-target="#tv-save-result" hx-swap="innerHTML">

        <!-- Streaming -->
        <fieldset>
            <legend>HLS Streaming</legend>
            <div class="form-grid">
                <div class="form-group">
                    <label for="hls_segment_duration">Segment-Dauer (Sekunden)</label>
                    <input type="number" name="hls_segment_duration" id="hls_segment_duration"
                           value="{{ tv.hls_segment_duration | default(4) }}" min="1" max="30">
                    <span class="text-muted" style="font-size:0.8rem">Laenge der einzelnen HLS-Segmente</span>
                </div>

                <div class="form-group">
                    <label for="hls_init_duration">Erstes Segment (Sekunden)</label>
                    <input type="number" name="hls_init_duration" id="hls_init_duration"
                           value="{{ tv.hls_init_duration | default(1) }}" min="1" max="10">
                    <span class="text-muted" style="font-size:0.8rem">Kuerzeres erstes Segment fuer schnelleren Playback-Start</span>
                </div>

                <div class="form-group">
                    <label for="hls_session_timeout_min">Session-Timeout (Minuten)</label>
                    <input type="number" name="hls_session_timeout_min" id="hls_session_timeout_min"
                           value="{{ tv.hls_session_timeout_min | default(5) }}" min="1" max="60">
                    <span class="text-muted" style="font-size:0.8rem">Inaktive Sessions werden nach dieser Zeit beendet</span>
                </div>

                <div class="form-group">
                    <label for="hls_max_sessions">Max. gleichzeitige Sessions</label>
                    <input type="number" name="hls_max_sessions" id="hls_max_sessions"
                           value="{{ tv.hls_max_sessions | default(5) }}" min="1" max="20">
                </div>

                <div class="form-group">
                    <label>
                        <input type="checkbox" name="pause_batch_on_stream" id="pause_batch_on_stream"
                               {% if tv.pause_batch_on_stream | default(true) %}checked{% endif %}>
                        Batch-Konvertierung bei Stream pausieren
                    </label>
                    <span class="text-muted" style="font-size:0.8rem">Friert laufende Konvertierungen per SIGSTOP ein, solange ein Stream aktiv ist</span>
                </div>

                <div class="form-group">
                    <label>
                        <input type="checkbox" name="force_transcode" id="force_transcode"
                               {% if tv.force_transcode | default(false) %}checked{% endif %}>
                        Immer transcodieren (kein Copy-Modus)
                    </label>
                    <span class="text-muted" style="font-size:0.8rem">Alle Videos werden zu H.264+AAC transcodiert. Langsamer, aber garantiert kompatibel fuer alle Clients (TV, Handy, Browser)</span>
                </div>
            </div>
        </fieldset>

        <!-- Watch-Status -->
        <fieldset>
            <legend>Watch-Status</legend>
            <div class="form-grid">
                <div class="form-group">
                    <label for="watched_threshold_pct">Gesehen-Schwelle (%)</label>
                    <input type="number" name="watched_threshold_pct" id="watched_threshold_pct"
                           value="{{ tv.watched_threshold_pct | default(90) }}" min="50" max="100">
                    <span class="text-muted" style="font-size:0.8rem">Ab diesem Fortschritt gilt eine Episode als gesehen (Plex Standard: 90%)</span>
                </div>
            </div>
        </fieldset>

        <div class="form-actions">
            <button type="submit" class="btn-primary">Speichern</button>
            <span id="tv-save-result"></span>
        </div>
    </form>
</section>

<!-- Aktive HLS-Sessions -->
<section class="admin-section">
    <h2>Aktive HLS-Sessions</h2>
    <div id="hls-sessions">
        <div class="loading-msg">Lade Sessions...</div>
    </div>
    <button class="btn-secondary" onclick="loadHlsSessions()" style="margin-top:0.5rem">Aktualisieren</button>
</section>

<!-- TV-App / Streaming -->
<section class="admin-section">
    <h2>TV-App</h2>
    <div style="display:flex;gap:2rem;flex-wrap:wrap">
        <!-- QR-Code -->
        <div style="text-align:center">
            <img id="tv-qrcode" src="/api/tv/qrcode" alt="QR-Code" style="width:200px;height:200px;border-radius:8px;background:#1a1a1a">
            <p style="margin-top:0.5rem;font-size:0.85rem;color:#888">QR-Code scannen oder Link oeffnen</p>
            <div style="margin-top:0.3rem">
                <a id="tv-link" href="/tv/" target="_blank" style="font-size:0.9rem">/tv/</a>
            </div>
        </div>
        <!-- User-Verwaltung -->
        <div style="flex:1;min-width:300px">
            <h3 style="margin-bottom:0.8rem">Benutzer</h3>
            <div id="tv-users-list">
                <div class="loading-msg">Lade Benutzer...</div>
            </div>
            <!-- Neuer User -->
            <div style="margin-top:1rem;padding:1rem;background:#1a1a1a;border-radius:8px">
                <h4 style="margin-bottom:0.5rem">Neuer Benutzer</h4>
                <div class="form-grid">
                    <div class="form-group">
                        <label>Benutzername</label>
                        <input type="text" id="tv-new-username" placeholder="z.B. eddy">
                    </div>
                    <div class="form-group">
                        <label>Anzeigename</label>
                        <input type="text" id="tv-new-display" placeholder="z.B. Eddy">
                    </div>
                    <div class="form-group">
                        <label>Passwort</label>
                        <input type="password" id="tv-new-password" placeholder="Passwort">
                    </div>
                    <div class="form-group">
                        <label>Rechte</label>
                        <div style="display:flex;flex-direction:column;gap:0.3rem">
                            <label style="font-size:0.85rem"><input type="checkbox" id="tv-new-series" checked> Serien</label>
                            <label style="font-size:0.85rem"><input type="checkbox" id="tv-new-movies" checked> Filme</label>
                            <label style="font-size:0.85rem"><input type="checkbox" id="tv-new-admin"> Admin</label>
                            <label style="font-size:0.85rem"><input type="checkbox" id="tv-new-techinfo"> Technische Details</label>
                        </div>
                    </div>
                </div>
                <button class="btn-primary" onclick="tvCreateUser()" style="margin-top:0.5rem">Benutzer erstellen</button>
            </div>
        </div>
    </div>
</section>
{% endblock %}

{% block scripts %}
<script>
// === HLS Sessions Monitoring ===

function loadHlsSessions() {
    fetch("/api/tv/hls-sessions")
        .then(r => r.json())
        .then(data => {
            const container = document.getElementById("hls-sessions");
            const sessions = data.sessions || [];
            if (!sessions.length) {
                container.innerHTML = '<div class="loading-msg">Keine aktiven Sessions</div>';
                return;
            }
            container.innerHTML = `
                <table class="stats-table" style="width:100%">
                    <thead>
                        <tr>
                            <th>Session</th>
                            <th>Video</th>
                            <th>Qualitaet</th>
                            <th>Laufzeit</th>
                            <th>Inaktiv</th>
                            <th>Status</th>
                            <th></th>
                        </tr>
                    </thead>
                    <tbody>
                        ${sessions.map(s => `
                            <tr>
                                <td><code>${s.session_id.substring(0, 8)}...</code></td>
                                <td>${escapeHtml(s.video_name || 'ID ' + s.video_id)}</td>
                                <td><span class="tag">${s.quality.toUpperCase()}</span></td>
                                <td>${formatDuration(s.age_sec)}</td>
                                <td>${formatDuration(s.idle_sec)}</td>
                                <td>${s.ready ? '<span class="status-badge ok">Aktiv</span>' : '<span class="status-badge warn">Startet...</span>'}</td>
                                <td><button class="btn-small btn-danger" onclick="destroyHlsSession('${s.session_id}')">Beenden</button></td>
                            </tr>
                        `).join("")}
                    </tbody>
                </table>
            `;
        })
        .catch(() => {
            document.getElementById("hls-sessions").innerHTML =
                '<div style="text-align:center;color:#666;padding:1rem">Fehler beim Laden</div>';
        });
}

async function destroyHlsSession(sid) {
    if (!await showConfirm("HLS-Session beenden?", {title: "Session beenden", okText: "Beenden", icon: "warn"})) return;
    fetch("/api/tv/hls-sessions/" + sid, {method: "DELETE"})
        .then(r => r.json())
        .then(() => { showToast("Session beendet", "success"); loadHlsSessions(); })
        .catch(e => showToast("Fehler: " + e, "error"));
}

function formatDuration(sec) {
    if (sec < 60) return sec + "s";
    if (sec < 3600) return Math.floor(sec / 60) + "m " + (sec % 60) + "s";
    return Math.floor(sec / 3600) + "h " + Math.floor((sec % 3600) / 60) + "m";
}

// === TV-App User-Verwaltung ===

function escapeHtml(str) {
    if (!str) return "";
    return str.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;");
}

function escapeAttr(str) {
    if (!str) return "";
    return str.replace(/\\/g,"\\\\").replace(/'/g,"\\'").replace(/"/g,'\\"');
}

function tvLoadUsers() {
    fetch("/api/tv/users")
        .then(r => r.json())
        .then(data => {
            const container = document.getElementById("tv-users-list");
            const users = data.users || [];
            if (!users.length) {
                container.innerHTML = '<div class="loading-msg">Keine Benutzer vorhanden</div>';
                return;
            }
            container.innerHTML = users.map(u => `
                <div class="preset-card" style="display:flex;justify-content:space-between;align-items:center;margin-bottom:0.5rem">
                    <div>
                        <strong>${escapeHtml(u.display_name || u.username)}</strong>
                        <span style="color:#888;font-size:0.85rem">@${escapeHtml(u.username)}</span>
                        ${u.is_admin ? '<span class="tag gpu">Admin</span>' : ''}
                        ${u.can_view_series ? '<span class="tag">Serien</span>' : ''}
                        ${u.can_view_movies ? '<span class="tag">Filme</span>' : ''}
                        ${u.show_tech_info ? '<span class="tag">Tech-Info</span>' : ''}
                        ${u.last_login ? '<br><span style="font-size:0.75rem;color:#666">Letzter Login: ' + u.last_login + '</span>' : ''}
                    </div>
                    <div style="display:flex;gap:0.3rem">
                        <button class="btn-small btn-secondary" onclick="tvEditUser(${u.id})">Bearbeiten</button>
                        <button class="btn-small btn-danger" onclick="tvDeleteUser(${u.id}, '${escapeAttr(u.username)}')">Loeschen</button>
                    </div>
                </div>
            `).join("");
        })
        .catch(() => {
            document.getElementById("tv-users-list").innerHTML =
                '<div style="text-align:center;color:#666;padding:1rem">TV-App nicht verfuegbar (DB-Verbindung fehlt?)</div>';
        });
}

function tvCreateUser() {
    const username = document.getElementById("tv-new-username").value.trim();
    const displayName = document.getElementById("tv-new-display").value.trim();
    const password = document.getElementById("tv-new-password").value;
    if (!username || !password) {
        showToast("Benutzername und Passwort noetig", "error");
        return;
    }
    fetch("/api/tv/users", {
        method: "POST",
        headers: {"Content-Type": "application/json"},
        body: JSON.stringify({
            username: username,
            password: password,
            display_name: displayName || username,
            is_admin: document.getElementById("tv-new-admin").checked,
            can_view_series: document.getElementById("tv-new-series").checked,
            can_view_movies: document.getElementById("tv-new-movies").checked,
            show_tech_info: document.getElementById("tv-new-techinfo").checked,
        }),
    })
        .then(r => r.json())
        .then(data => {
            if (data.error) {
                showToast("Fehler: " + data.error, "error");
            } else {
                document.getElementById("tv-new-username").value = "";
                document.getElementById("tv-new-display").value = "";
                document.getElementById("tv-new-password").value = "";
                showToast("Benutzer erstellt", "success");
                tvLoadUsers();
            }
        })
        .catch(e => showToast("Fehler: " + e, "error"));
}

async function tvDeleteUser(userId, username) {
    if (!await showConfirm(`Benutzer "${username}" wirklich loeschen?`, {title: "Benutzer loeschen", okText: "Loeschen", icon: "danger", danger: true})) return;
    fetch("/api/tv/users/" + userId, {method: "DELETE"})
        .then(r => r.json())
        .then(data => {
            if (data.error) {
                showToast("Fehler: " + data.error, "error");
            } else {
                showToast("Benutzer geloescht", "success");
                tvLoadUsers();
            }
        })
        .catch(e => showToast("Fehler: " + e, "error"));
}

async function tvEditUser(userId) {
    // User-Daten laden, dann Edit-Dialog anzeigen
    const resp = await fetch("/api/tv/users").then(r => r.json());
    const user = (resp.users || []).find(u => u.id === userId);
    if (!user) return;

    const newPass = await showPrompt("Neues Passwort (leer lassen um beizubehalten):", {
        title: "Benutzer bearbeiten: " + user.username,
        placeholder: "Neues Passwort...",
        okText: "Weiter"
    });
    if (newPass === null) return;

    const updates = {};
    if (newPass) updates.password = newPass;

    const newSeries = confirm("Serien anzeigen?");
    const newMovies = confirm("Filme anzeigen?");
    const newAdmin = confirm("Admin-Rechte?");
    const newTechInfo = confirm("Technische Details anzeigen?");

    updates.can_view_series = newSeries;
    updates.can_view_movies = newMovies;
    updates.is_admin = newAdmin;
    updates.show_tech_info = newTechInfo;

    fetch("/api/tv/users/" + userId, {
        method: "PUT",
        headers: {"Content-Type": "application/json"},
        body: JSON.stringify(updates),
    })
        .then(r => r.json())
        .then(data => {
            if (data.error) {
                showToast("Fehler: " + data.error, "error");
            } else {
                showToast("Benutzer aktualisiert", "success");
                tvLoadUsers();
            }
        })
        .catch(e => showToast("Fehler: " + e, "error"));
}

// TV-URL laden
function tvLoadUrl() {
    fetch("/api/tv/url")
        .then(r => r.json())
        .then(data => {
            const link = document.getElementById("tv-link");
            if (link && data.url) {
                link.href = data.url;
                link.textContent = data.url;
            }
        })
        .catch(() => {});
}

// === Init ===
document.addEventListener("DOMContentLoaded", () => {
    tvLoadUsers();
    tvLoadUrl();
    loadHlsSessions();

    // HLS-Sessions alle 15 Sekunden aktualisieren
    setInterval(loadHlsSessions, 15000);
});
</script>
{% endblock %}