feat(epg): order EPG sources by priority (#24)

Add persistent EPG priority ordering, source reorder validation, and priority-aware EPG matching for live channels.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

server/routes/live.js

@@ -3,6 +3,7 @@ const { requireAuth, requireAdmin } = require('../auth');
 const liveProjection = require('../services/liveProjectionService');
 const iptvOrgCatalog = require('../services/iptvOrgCatalogService');
 const { getDb } = require('../db/sqlite');
+const { sources } = require('../db');
 
 const router = express.Router();
 
@@ -44,7 +45,8 @@ router.get('/channels', requireAuth, async (req, res) => {
         if (state.status !== 'success' && state.status !== 'building') {
             state = await liveProjection.startRebuild().promise;
         }
-        const allChannels = liveProjection.getChannels({ sourceId, includeHidden, userId: req.user.id });
+        const epgSources = await sources.getByType('epg');
+        const allChannels = liveProjection.getChannels({ sourceId, includeHidden, userId: req.user.id, epgSources });
         const availableLanguages = [...new Map(allChannels.map(channel => [channel.language.code, channel.language])).values()]
             .map(language => ({ code: language.code, short: language.short, label: language.label }))
             .sort((left, right) => left.label.localeCompare(right.label));

server/routes/sources.js

@@ -47,6 +47,20 @@ router.get('/type/:type', async (req, res) => {
     }
 });
 
+router.put('/epg/order', async (req, res) => {
+    try {
+        const ordered = await sources.reorderEpg(req.body?.orderedIds);
+        res.json(ordered.map(source => ({
+            ...source,
+            password: source.password ? '••••••••' : null
+        })));
+    } catch (err) {
+        if (err.code) return res.status(400).json({ error: err.message, code: err.code });
+        console.error('Error reordering EPG sources:', err);
+        res.status(500).json({ error: 'Failed to reorder EPG sources' });
+    }
+});
+
 // Get single source
 router.get('/:id', async (req, res) => {
     try {