feat: last.fm -> apple music

src/_data/recentTracks.js

@@ -0,0 +1,62 @@
+const { AssetCache } = require('@11ty/eleventy-fetch')
+
+const sortTrim = (array, length = 5) =>
+  Object.values(array)
+    .sort((a, b) => b.plays - a.plays)
+    .splice(0, length)
+
+module.exports = async function () {
+  const APPLE_BEARER = process.env.API_BEARER_APPLE_MUSIC
+  const APPLE_TOKEN = process.env.API_TOKEN_APPLE_MUSIC
+  const PAGE_SIZE = 30
+  let CURRENT_PAGE = 0
+  const PAGES = 4
+  let res = []
+  const asset = new AssetCache('recent_tracks_data')
+  if (asset.isCacheValid('1h')) return await asset.getCachedValue()
+  while (CURRENT_PAGE < PAGES) {
+    const URL = `https://api.music.apple.com/v1/me/recent/played/tracks?limit=${PAGE_SIZE}&offset=${
+      PAGE_SIZE * CURRENT_PAGE
+    }`
+    const tracks = await fetch(URL, {
+      headers: {
+        'Content-Type': 'application/json',
+        Authorization: `Bearer ${APPLE_BEARER}`,
+        'music-user-token': `${APPLE_TOKEN}`,
+      },
+    })
+      .then((data) => data.json())
+      .catch()
+    res = [...res, ...tracks.data]
+    CURRENT_PAGE++
+  }
+  const response = {
+    artists: {},
+    tracks: {},
+  }
+  res.forEach((track) => {
+    // aggregate artists
+    if (!response.artists[track.attributes.artistName]) {
+      response.artists[track.attributes.artistName] = {
+        name: track.attributes.artistName,
+        plays: 1,
+      }
+    } else {
+      response.artists[track.attributes.artistName].plays++
+    }
+
+    // aggregate tracks
+    if (!response.tracks[track.attributes.name]) {
+      response.tracks[track.attributes.name] = {
+        name: track.attributes.name,
+        plays: 1,
+      }
+    } else {
+      response.tracks[track.attributes.name].plays++
+    }
+  })
+  response.artists = sortTrim(response.artists, 4)
+  response.tracks = sortTrim(response.tracks)
+  await asset.save(response, 'json')
+  return response
+}