first commit

src/repositories/setlistsRepo.js

@@ -0,0 +1,118 @@
+const pool = require('../db/pool');
+
+async function findNext() {
+  const { rows } = await pool.query(
+    `SELECT id, name, venue, concert_date, created_by, created_at, updated_at
+     FROM setlists
+     WHERE concert_date >= CURRENT_DATE
+     ORDER BY concert_date ASC
+     LIMIT 1`
+  );
+  return rows[0] || null;
+}
+
+async function findHistory() {
+  const { rows } = await pool.query(
+    `SELECT id, name, venue, concert_date, created_by, created_at, updated_at
+     FROM setlists
+     WHERE concert_date < CURRENT_DATE
+     ORDER BY concert_date DESC`
+  );
+  return rows;
+}
+
+async function findById(id) {
+  const { rows } = await pool.query(
+    `SELECT id, name, venue, concert_date, created_by, created_at, updated_at
+     FROM setlists WHERE id = $1`,
+    [id]
+  );
+  return rows[0] || null;
+}
+
+async function findSongs(setlistId) {
+  const { rows } = await pool.query(
+    `SELECT ss.id, ss.setlist_id, ss.song_id, s.title, s.artist, ss.position, ss.note, ss.is_encore
+     FROM setlist_songs ss
+     JOIN songs s ON s.id = ss.song_id
+     WHERE ss.setlist_id = $1
+     ORDER BY ss.is_encore, ss.position`,
+    [setlistId]
+  );
+  return rows;
+}
+
+async function create({ name, venue, concertDate, createdBy }) {
+  const { rows } = await pool.query(
+    `INSERT INTO setlists (name, venue, concert_date, created_by)
+     VALUES ($1, $2, $3, $4)
+     RETURNING id, name, venue, concert_date, created_by, created_at, updated_at`,
+    [name || null, venue || null, concertDate, createdBy]
+  );
+  return rows[0];
+}
+
+async function update(id, { name, venue, concertDate }) {
+  const { rows } = await pool.query(
+    `UPDATE setlists SET name = $2, venue = $3, concert_date = $4, updated_at = now()
+     WHERE id = $1
+     RETURNING id, name, venue, concert_date, created_by, created_at, updated_at`,
+    [id, name || null, venue || null, concertDate]
+  );
+  return rows[0] || null;
+}
+
+async function remove(id) {
+  await pool.query('DELETE FROM setlists WHERE id = $1', [id]);
+}
+
+async function replaceSongs(setlistId, songEntries) {
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    await client.query('DELETE FROM setlist_songs WHERE setlist_id = $1', [setlistId]);
+    for (const entry of songEntries) {
+      await client.query(
+        `INSERT INTO setlist_songs (setlist_id, song_id, position, note, is_encore)
+         VALUES ($1, $2, $3, $4, $5)`,
+        [setlistId, entry.songId, entry.position, entry.note || null, !!entry.isEncore]
+      );
+    }
+    await client.query('COMMIT');
+  } catch (err) {
+    await client.query('ROLLBACK');
+    throw err;
+  } finally {
+    client.release();
+  }
+}
+
+async function addSong(setlistId, { songId, position, note, isEncore }) {
+  const { rows } = await pool.query(
+    `INSERT INTO setlist_songs (setlist_id, song_id, position, note, is_encore)
+     VALUES ($1, $2, $3, $4, $5)
+     RETURNING id, setlist_id, song_id, position, note, is_encore`,
+    [setlistId, songId, position, note || null, !!isEncore]
+  );
+  return rows[0];
+}
+
+async function removeSong(setlistId, setlistSongId) {
+  await pool.query('DELETE FROM setlist_songs WHERE id = $1 AND setlist_id = $2', [
+    setlistSongId,
+    setlistId,
+  ]);
+}
+
+module.exports = {
+  findNext,
+  findHistory,
+  findById,
+  findSongs,
+  create,
+  update,
+  remove,
+  replaceSongs,
+  addSong,
+  removeSong,
+};