新增基于lxserver的音乐功能

migrations/postgres/005_music_v2.sql

@@ -0,0 +1,58 @@
+-- Music V2 schema
+CREATE TABLE IF NOT EXISTS music_v2_history (
+  id BIGSERIAL PRIMARY KEY,
+  username TEXT NOT NULL,
+  song_id TEXT NOT NULL,
+  source TEXT NOT NULL,
+  songmid TEXT,
+  name TEXT NOT NULL,
+  artist TEXT NOT NULL,
+  album TEXT,
+  cover TEXT,
+  duration_text TEXT,
+  duration_sec DOUBLE PRECISION,
+  play_progress_sec DOUBLE PRECISION NOT NULL DEFAULT 0,
+  last_played_at BIGINT NOT NULL,
+  play_count INTEGER NOT NULL DEFAULT 0,
+  last_quality TEXT,
+  created_at BIGINT NOT NULL,
+  updated_at BIGINT NOT NULL,
+  UNIQUE(username, song_id),
+  FOREIGN KEY (username) REFERENCES users(username) ON DELETE CASCADE
+);
+CREATE INDEX IF NOT EXISTS idx_music_v2_history_username ON music_v2_history(username, last_played_at DESC);
+
+CREATE TABLE IF NOT EXISTS music_v2_playlists (
+  id TEXT PRIMARY KEY,
+  username TEXT NOT NULL,
+  name TEXT NOT NULL,
+  description TEXT,
+  cover TEXT,
+  song_count INTEGER NOT NULL DEFAULT 0,
+  created_at BIGINT NOT NULL,
+  updated_at BIGINT NOT NULL,
+  FOREIGN KEY (username) REFERENCES users(username) ON DELETE CASCADE
+);
+CREATE INDEX IF NOT EXISTS idx_music_v2_playlists_username ON music_v2_playlists(username, updated_at DESC);
+
+CREATE TABLE IF NOT EXISTS music_v2_playlist_items (
+  id BIGSERIAL PRIMARY KEY,
+  playlist_id TEXT NOT NULL,
+  username TEXT NOT NULL,
+  song_id TEXT NOT NULL,
+  source TEXT NOT NULL,
+  songmid TEXT,
+  name TEXT NOT NULL,
+  artist TEXT NOT NULL,
+  album TEXT,
+  cover TEXT,
+  duration_text TEXT,
+  duration_sec DOUBLE PRECISION,
+  sort_order INTEGER NOT NULL DEFAULT 0,
+  added_at BIGINT NOT NULL,
+  updated_at BIGINT NOT NULL,
+  UNIQUE(playlist_id, song_id),
+  FOREIGN KEY (playlist_id) REFERENCES music_v2_playlists(id) ON DELETE CASCADE,
+  FOREIGN KEY (username) REFERENCES users(username) ON DELETE CASCADE
+);
+CREATE INDEX IF NOT EXISTS idx_music_v2_playlist_items_playlist ON music_v2_playlist_items(playlist_id, sort_order ASC);