// modal-new-recorder.jsx — New Recorder dialog (SRT / RTMP / SDI)

function NewRecorderModal({ open, onClose }) {
  const { PROJECTS, NODES } = window.ZAMPP_DATA;
  const [name, setName] = React.useState('');
  const [sourceType, setSourceType] = React.useState('SRT');
  const [srtUrl, setSrtUrl] = React.useState('srt://10.0.4.18:4200');
  const [rtmpUrl, setRtmpUrl] = React.useState('rtmp://stream.local/live/cam_a');
  const [sdiDeviceIdx, setSdiDeviceIdx] = React.useState(0);
  const [sdiNodeId, setSdiNodeId] = React.useState(() => {
    const n = window.ZAMPP_DATA.NODES[0];
    return n ? (n.id || n.hostname || '') : '';
  });
  const [sdiDevices, setSdiDevices] = React.useState(null);
  const [recTab, setRecTab] = React.useState('video');
  const [proxyTab, setProxyTab] = React.useState('video');
  const [proxyOn, setProxyOn] = React.useState(true);
  const [projectId, setProjectId] = React.useState(PROJECTS[0]?.id || '');
  const [submitting, setSubmitting] = React.useState(false);
  const [submitErr, setSubmitErr] = React.useState(null);

  React.useEffect(() => {
    if (sourceType !== 'SDI' || sdiDevices !== null) return;
    window.ZAMPP_API.fetch('/cluster/devices/blackmagic')
      .then(d => setSdiDevices(Array.isArray(d) ? d : []))
      .catch(() => setSdiDevices([]));
  }, [sourceType]);

  const handleCreate = () => {
    if (!name.trim()) { setSubmitErr('Recorder name is required.'); return; }
    if (sourceType === 'SDI' && !sdiNodeId) { setSubmitErr('Select a capture node for SDI.'); return; }
    setSubmitting(true);
    setSubmitErr(null);

    const body = {
      name: name.trim(),
      source_type: sourceType.toLowerCase(),
      project_id: projectId || undefined,
      generate_proxy: proxyOn,
    };

    if (sourceType === 'SRT') {
      body.source_config = { url: srtUrl };
    } else if (sourceType === 'RTMP') {
      body.source_config = { url: rtmpUrl };
    } else {
      // SDI: device_index and node_id are top-level fields
      body.source_config = {};
      body.device_index = sdiDeviceIdx;
      body.node_id = sdiNodeId || undefined;
    }

    window.ZAMPP_API.fetch('/recorders', { method: 'POST', body: JSON.stringify(body) })
      .then(() => { setSubmitting(false); onClose(); })
      .catch(e => { setSubmitting(false); setSubmitErr(e.message || 'Failed to create recorder'); });
  };

  if (!open) return null;

  return (
    <div className="modal-backdrop" onClick={onClose}>
      <div className="modal" onClick={e => e.stopPropagation()}>
        <div className="modal-head">
          <div>
            <div style={{ fontSize: 15, fontWeight: 600 }}>New recorder</div>
            <div style={{ fontSize: 12, color: 'var(--text-3)', marginTop: 2 }}>Configure source, codec, and destination</div>
          </div>
          <button className="icon-btn" onClick={onClose}><Icon name="x" /></button>
        </div>

        <div className="modal-body">
          <div className="field">
            <label className="field-label">Recorder name</label>
            <input className="field-input" placeholder="e.g. Studio A Stage Cam"
              value={name} onChange={e => setName(e.target.value)} />
          </div>

          <div className="field">
            <label className="field-label">Source type</label>
            <div className="source-type-grid">
              {[
                { id: 'SRT',  label: 'SRT',  desc: 'Secure Reliable Transport — pull caller', icon: 'signal' },
                { id: 'RTMP', label: 'RTMP', desc: 'Real-Time Messaging Protocol',             icon: 'globe' },
                { id: 'SDI',  label: 'SDI',  desc: 'Blackmagic DeckLink hardware',             icon: 'video' },
              ].map(t => (
                <button key={t.id}
                  className={`source-type-card ${sourceType === t.id ? 'active' : ''}`}
                  onClick={() => setSourceType(t.id)}>
                  <div className="source-type-icon"><Icon name={t.icon} size={16} /></div>
                  <div>
                    <div style={{ fontWeight: 600, fontSize: 13 }}>{t.label}</div>
                    <div style={{ fontSize: 11, color: 'var(--text-3)', marginTop: 2 }}>{t.desc}</div>
                  </div>
                </button>
              ))}
            </div>
          </div>

          {sourceType === 'SRT' && (
            <div className="field">
              <label className="field-label">Source URL</label>
              <input className="field-input mono" placeholder="srt://192.168.1.100:4200"
                value={srtUrl} onChange={e => setSrtUrl(e.target.value)} />
              <div style={{ fontSize: 11, color: 'var(--text-3)', marginTop: 4 }}>
                Recorder connects out to this URL (caller mode).
              </div>
            </div>
          )}

          {sourceType === 'RTMP' && (
            <div className="field">
              <label className="field-label">Source URL</label>
              <input className="field-input mono" placeholder="rtmp://server/live/streamkey"
                value={rtmpUrl} onChange={e => setRtmpUrl(e.target.value)} />
              <div style={{ fontSize: 11, color: 'var(--text-3)', marginTop: 4 }}>
                Recorder pulls this RTMP stream.
              </div>
            </div>
          )}

          {sourceType === 'SDI' && (
            <div className="field">
              <label className="field-label">Capture device</label>
              {sdiDevices === null && (
                <div style={{ padding: '10px 0', color: 'var(--text-3)', fontSize: 12 }}>Detecting DeckLink devices…</div>
              )}
              {sdiDevices !== null && sdiDevices.length > 0 && (
                <div className="sdi-port-mini">
                  {sdiDevices.map((dev, di) => (
                    <div key={di} style={{ marginBottom: 8 }}>
                      <div style={{ fontSize: 10, fontWeight: 700, letterSpacing: '0.08em', color: 'var(--text-3)', textTransform: 'uppercase', padding: '4px 0 8px' }}>
                        {(dev.model || dev.device || 'DeckLink').toUpperCase()} · {dev.hostname}
                      </div>
                      {Array.from({ length: dev.port_count || 4 }, (_, i) => i).map(idx => (
                        <button key={idx}
                          className={`sdi-mini-port ${sdiDeviceIdx === idx && sdiNodeId === (dev.node_id || dev.hostname || '') ? 'active' : ''}`}
                          onClick={() => { setSdiDeviceIdx(idx); setSdiNodeId(dev.node_id || dev.hostname || ''); }}>
                          <span className="sdi-mini-radio"><span className="sdi-mini-radio-dot" /></span>
                          <span style={{ fontSize: 12, fontWeight: 600 }}>SDI {idx + 1}</span>
                          <span style={{ fontSize: 11, color: 'var(--text-3)', marginLeft: 6 }}>index {idx}</span>
                        </button>
                      ))}
                    </div>
                  ))}
                </div>
              )}
              {sdiDevices !== null && sdiDevices.length === 0 && (
                <div style={{ padding: '8px 0' }}>
                  <div style={{ fontSize: 12, color: 'var(--text-3)', marginBottom: 10 }}>
                    No DeckLink devices auto-detected. Configure manually:
                  </div>
                  <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                    <div className="field">
                      <label className="field-label">Capture node</label>
                      <select className="field-input" value={sdiNodeId}
                        onChange={e => setSdiNodeId(e.target.value)} style={{ appearance: 'auto' }}>
                        {NODES.length === 0
                          ? <option value="">No cluster nodes</option>
                          : NODES.map(n => {
                              const id = n.id || n.hostname || n.name || '';
                              return <option key={id} value={id}>{id}</option>;
                            })}
                      </select>
                    </div>
                    <div className="field">
                      <label className="field-label">Device index</label>
                      <select className="field-input" value={sdiDeviceIdx}
                        onChange={e => setSdiDeviceIdx(Number(e.target.value))} style={{ appearance: 'auto' }}>
                        {[0, 1, 2, 3].map(i =>
                          <option key={i} value={i}>SDI {i + 1} (index {i})</option>)}
                      </select>
                    </div>
                  </div>
                </div>
              )}
            </div>
          )}

          <div className="modal-section">
            <div className="modal-section-head">
              <span>Master recording</span>
              <span style={{ flex: 1 }} />
              <div className="tab-group">
                {['video', 'audio', 'container'].map(t => (
                  <button key={t} className={recTab === t ? 'active' : ''} onClick={() => setRecTab(t)}>
                    {t[0].toUpperCase() + t.slice(1)}
                  </button>
                ))}
              </div>
            </div>
            <div className="modal-section-body">
              {recTab === 'video' && (
                <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                  <Field label="Video codec" value="ProRes 422 HQ" select />
                  <Field label="Resolution" value="2160p59.94 (source)" select />
                  <Field label="Color space" value="Rec. 709" select />
                  <Field label="Bit depth" value="10-bit" select />
                </div>
              )}
              {recTab === 'audio' && (
                <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                  <Field label="Audio codec" value="PCM" select />
                  <Field label="Sample rate" value="48 kHz" select />
                  <Field label="Channels" value="2.0 stereo" select />
                  <Field label="Bit depth" value="24-bit" select />
                </div>
              )}
              {recTab === 'container' && (
                <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                  <Field label="Container" value="MOV (QuickTime)" select />
                  <Field label="Segment" value="None (single file)" select />
                </div>
              )}
            </div>
          </div>

          <div className="modal-toggle-row">
            <label className="switch">
              <input type="checkbox" checked={proxyOn} onChange={e => setProxyOn(e.target.checked)} />
              <span className="switch-track"><span className="switch-knob" /></span>
            </label>
            <div>
              <div style={{ fontWeight: 500, fontSize: 13 }}>Generate proxy</div>
              <div style={{ fontSize: 11, color: 'var(--text-3)' }}>
                SDI sources record proxy in parallel. Network sources generate proxy after stop.
              </div>
            </div>
          </div>

          {proxyOn && (
            <div className="modal-section">
              <div className="modal-section-head">
                <span>Proxy</span>
                <span style={{ flex: 1 }} />
                <div className="tab-group">
                  {['video', 'audio', 'container'].map(t => (
                    <button key={t} className={proxyTab === t ? 'active' : ''} onClick={() => setProxyTab(t)}>
                      {t[0].toUpperCase() + t.slice(1)}
                    </button>
                  ))}
                </div>
              </div>
              <div className="modal-section-body">
                {proxyTab === 'video' && (
                  <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                    <Field label="Video codec" value="H.264 (NVENC)" select />
                    <Field label="Resolution" value="1280×720" select />
                    <Field label="Bitrate" value="2 Mbps" select />
                    <Field label="GOP" value="2 s" select />
                  </div>
                )}
                {proxyTab === 'audio' && (
                  <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
                    <Field label="Audio codec" value="AAC" select />
                    <Field label="Bitrate" value="128 kbps" select />
                  </div>
                )}
                {proxyTab === 'container' && (
                  <Field label="Container" value="fMP4 (HLS-ready)" select />
                )}
              </div>
            </div>
          )}

          <div className="modal-section">
            <div className="modal-section-head"><span>Destination</span></div>
            <div className="modal-section-body">
              <div className="field">
                <label className="field-label">Project</label>
                <select className="field-input" value={projectId}
                  onChange={e => setProjectId(e.target.value)} style={{ appearance: 'auto' }}>
                  {PROJECTS.length === 0
                    ? <option value="">No projects</option>
                    : PROJECTS.map(p => <option key={p.id} value={p.id}>{p.name}</option>)}
                </select>
              </div>
            </div>
          </div>

          {submitErr && (
            <div style={{
              padding: '10px 14px', background: 'var(--danger-soft)',
              border: '1px solid var(--danger)', borderRadius: 6,
              fontSize: 12.5, color: 'var(--danger)', marginTop: 4,
            }}>{submitErr}</div>
          )}
        </div>

        <div className="modal-foot">
          <button className="btn ghost" onClick={onClose}>Cancel</button>
          <span style={{ flex: 1 }} />
          <button className="btn primary" onClick={handleCreate} disabled={submitting}>
            {submitting ? 'Creating…' : 'Create recorder'}
          </button>
        </div>
      </div>
    </div>
  );
}

window.NewRecorderModal = NewRecorderModal;
