root
134 lines
3.9 KiB
JavaScript
134 lines
3.9 KiB
JavaScript
/**
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* M3U Xtream Adapter
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*
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* Makes M3U sources respond to Xtream-style API methods.
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* Queries data from SQLite (already synced during source refresh).
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*/
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const { getDb } = require('../db/sqlite');
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class M3uXtreamAdapter {
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constructor(sourceId) {
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this.sourceId = sourceId;
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}
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/**
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* Get live categories (groups) for this M3U source.
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* Returns Xtream-compatible format: [{ category_id, category_name, parent_id }]
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*/
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getLiveCategories(includeHidden = false) {
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const db = getDb();
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// M3U stores group name in category_id field of playlist_items
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// We need to aggregate unique groups with counts
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let query = `
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SELECT
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category_id,
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category_id as category_name,
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NULL as parent_id,
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COUNT(*) as channel_count
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FROM playlist_items
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WHERE source_id = ? AND type = 'live'
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${!includeHidden ? 'AND is_hidden = 0' : ''}
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GROUP BY category_id
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ORDER BY category_id ASC
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`;
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const rows = db.prepare(query).all(this.sourceId);
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return rows.map(row => ({
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category_id: row.category_id || 'Uncategorized',
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category_name: row.category_id || 'Uncategorized',
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parent_id: null,
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// Bonus: include count for lazy-loading UI
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channel_count: row.channel_count
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}));
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}
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/**
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* Get live streams (channels), optionally filtered by category.
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* Returns Xtream-compatible format: [{ stream_id, name, stream_icon, category_id, ... }]
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*/
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getLiveStreams(categoryId = null, includeHidden = false) {
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const db = getDb();
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let query = `
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SELECT
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item_id as stream_id,
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name,
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stream_icon,
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stream_url,
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category_id,
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added_at,
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data
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FROM playlist_items
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WHERE source_id = ? AND type = 'live'
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${!includeHidden ? 'AND is_hidden = 0' : ''}
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`;
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const params = [this.sourceId];
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if (categoryId) {
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query += ` AND category_id = ?`;
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params.push(categoryId);
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}
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query += ` ORDER BY name ASC`;
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const rows = db.prepare(query).all(...params);
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return rows.map(row => {
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// Parse any extra data stored as JSON
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let extra = {};
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if (row.data) {
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try { extra = JSON.parse(row.data); } catch (e) { }
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}
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return {
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stream_id: row.stream_id,
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name: row.name,
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stream_icon: row.stream_icon,
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category_id: row.category_id,
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added: row.added_at,
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// M3U-specific: direct stream URL (Xtream builds URLs from credentials)
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stream_url: row.stream_url,
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// Include extra fields from parser (tvgId, etc.)
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epg_channel_id: extra.tvgId || null,
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...extra
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};
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});
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}
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/**
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* Build stream URL for playback.
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* For M3U, we return the stored URL directly (no credential building).
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*/
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buildStreamUrl(streamId, type = 'live', container = 'ts') {
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const db = getDb();
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const row = db.prepare(`
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SELECT stream_url FROM playlist_items
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WHERE source_id = ? AND item_id = ?
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`).get(this.sourceId, streamId);
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return row?.stream_url || null;
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}
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/**
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* Get XMLTV EPG URL - M3U sources don't have built-in EPG URLs.
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* Returns null; EPG must be configured as a separate source.
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*/
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getXmltvUrl() {
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return null;
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}
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}
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/**
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* Factory function to create adapter from source ID
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*/
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function createFromSourceId(sourceId) {
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return new M3uXtreamAdapter(sourceId);
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}
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module.exports = { M3uXtreamAdapter, createFromSourceId };
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