From 3057b2a78c35153588758af5931d676b75d2bab6 Mon Sep 17 00:00:00 2001
From: desu-bot <desu-bot@tei.su>
Date: Wed, 14 May 2025 09:48:24 +0000
Subject: [PATCH] chore: update public repo

---
 scripts/media/lastfm-csv-to-sqlite.ts | 60 +++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 scripts/media/lastfm-csv-to-sqlite.ts

diff --git a/scripts/media/lastfm-csv-to-sqlite.ts b/scripts/media/lastfm-csv-to-sqlite.ts
new file mode 100644
index 0000000..b4b9005
--- /dev/null
+++ b/scripts/media/lastfm-csv-to-sqlite.ts
@@ -0,0 +1,60 @@
+import { createReadStream } from 'node:fs'
+import { nodeReadableToFuman } from '@fuman/node'
+import Database from 'better-sqlite3'
+import { question } from 'zx'
+import { CsvReader } from '../../utils/csv.ts'
+
+const csvPath = process.argv[2] ?? await question('path to csv > ')
+
+// convert csv generated by https://mainstream.ghan.nl/export.html to an sqlite database
+
+const db = new Database('assets/lastfm-import.db')
+db.exec(`
+  CREATE TABLE IF NOT EXISTS scrobbles (
+    date_uts TEXT,
+    artist_mbid TEXT,
+    artist_name TEXT,
+    album_mbid TEXT,
+    album_name TEXT,
+    track_mbid TEXT,
+    track_name TEXT
+  );
+`)
+
+const insertQuery = db.prepare(`
+  INSERT INTO scrobbles (
+    date_uts,
+    artist_mbid,
+    artist_name,
+    album_mbid,
+    album_name,
+    track_mbid,
+    track_name
+  ) VALUES (?, ?, ?, ?, ?, ?, ?)
+`)
+
+const file = nodeReadableToFuman(createReadStream(csvPath))
+const csv = new CsvReader(file, {
+  schema: ['uts', 'utc_time', 'artist', 'artist_mbid', 'album', 'album_mbid', 'track', 'track_mbid'],
+})
+
+let i = 0
+while (true) {
+  const obj = await csv.read()
+  if (!obj) break
+
+  i += 1
+  if (i % 1000 === 0) {
+    console.log('inserted', i)
+  }
+
+  insertQuery.run(
+    obj.uts,
+    obj.artist_mbid,
+    obj.artist,
+    obj.album_mbid,
+    obj.album,
+    obj.track_mbid,
+    obj.track,
+  )
+}