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Phase 2: device-groups assign-content uses playlists + new assign-playlist endpoint

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assign-content now adds content to each device's playlist (auto-creating if needed).
New POST /:id/assign-playlist sets a shared playlist on all group devices.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
ScreenTinker 2026-04-11 22:06:26 -05:00
parent a9aaebc08d
commit f35894d17a
1 changed files with 54 additions and 6 deletions
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60
server/routes/device-groups.js
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@ -82,20 +82,68 @@ router.delete('/:id/devices/:deviceId', requireGroupOwnership, (req, res) => {
res.json({ success: true });
});
// Bulk assign content to all devices in a group
// Ensure a device has a playlist; auto-create one if missing
function ensureDevicePlaylist(deviceId, userId) {
const device = db.prepare('SELECT playlist_id, name FROM devices WHERE id = ?').get(deviceId);
if (device?.playlist_id) return device.playlist_id;
const playlistId = uuidv4();
db.prepare('INSERT INTO playlists (id, user_id, name, is_auto_generated) VALUES (?, ?, ?, 1)')
.run(playlistId, userId, `${device?.name || 'Display'} playlist`);
db.prepare('UPDATE devices SET playlist_id = ? WHERE id = ?').run(playlistId, deviceId);
return playlistId;
}
// Push playlist update to a device
function pushPlaylistToDevice(req, deviceId) {
try {
const io = req.app.get('io');
if (!io) return;
const { buildPlaylistPayload } = require('../ws/deviceSocket');
const deviceNs = io.of('/device');
deviceNs.to(deviceId).emit('device:playlist-update', buildPlaylistPayload(deviceId));
} catch (e) { /* silent */ }
}
// Bulk assign content to all devices in a group (adds to each device's playlist)
router.post('/:id/assign-content', requireGroupOwnership, (req, res) => {
const { content_id, duration_sec } = req.body;
if (!content_id) return res.status(400).json({ error: 'content_id required' });
const devices = db.prepare('SELECT device_id FROM device_group_members WHERE group_id = ?').all(req.params.id);
const stmt = db.prepare('INSERT OR IGNORE INTO assignments (device_id, content_id, duration_sec, sort_order) VALUES (?, ?, ?, (SELECT COALESCE(MAX(sort_order),0)+1 FROM assignments WHERE device_id = ?))');
const members = db.prepare('SELECT device_id FROM device_group_members WHERE group_id = ?').all(req.params.id);
const transaction = db.transaction(() => {
for (const d of devices) {
stmt.run(d.device_id, content_id, duration_sec || 10, d.device_id);
for (const m of members) {
const playlistId = ensureDevicePlaylist(m.device_id, req.user.id);
const max = db.prepare('SELECT COALESCE(MAX(sort_order),0)+1 as next FROM playlist_items WHERE playlist_id = ?').get(playlistId);
db.prepare('INSERT INTO playlist_items (playlist_id, content_id, sort_order, duration_sec) VALUES (?, ?, ?, ?)')
.run(playlistId, content_id, max.next, duration_sec || 10);
db.prepare("UPDATE playlists SET updated_at = strftime('%s','now') WHERE id = ?").run(playlistId);
}
});
transaction();
res.json({ success: true, devices_updated: devices.length });
for (const m of members) pushPlaylistToDevice(req, m.device_id);
res.json({ success: true, devices_updated: members.length });
});
// Assign an existing playlist to all devices in a group
router.post('/:id/assign-playlist', requireGroupOwnership, (req, res) => {
const { playlist_id } = req.body;
if (!playlist_id) return res.status(400).json({ error: 'playlist_id required' });
const playlist = db.prepare('SELECT id FROM playlists WHERE id = ? AND user_id = ?').get(playlist_id, req.user.id);
if (!playlist) return res.status(404).json({ error: 'Playlist not found' });
const members = db.prepare('SELECT device_id FROM device_group_members WHERE group_id = ?').all(req.params.id);
const stmt = db.prepare('UPDATE devices SET playlist_id = ? WHERE id = ?');
const transaction = db.transaction(() => {
for (const m of members) stmt.run(playlist_id, m.device_id);
});
transaction();
for (const m of members) pushPlaylistToDevice(req, m.device_id);
res.json({ success: true, devices_updated: members.length });
});
// Send command to all devices in a group