Fix get_playlist when raw playlist id is given

src/playlists_manager.js

@@ -85,14 +85,10 @@ class PlaylistsManager {
 
   async import({ message, params }) {
     const [playlist_title, query] = params
-    try {
     const playlist = await youtube_instance.get_playlist(query)
     this.#playlists[playlist_title] = playlist
     await PlaylistsManager.writeFile(this.#filepath, this.#playlists)
     message.channel.send(`:white_check_mark: Playlist \`${playlist_title}\` imported`)
-    } catch (err) {
-      message.channel.send(`:warning: Cannot import ${query}`)
-    }
   }
 }
 

src/youtube.js

@@ -38,7 +38,7 @@ class Youtube {
   * @returns {Playlist}
   */
   async get_playlist(playlist_query) {
-    const playlist_id = playlist_query.match(/list=(\w+)/)?.[1] || playlist
+    const playlist_id = playlist_query.match(/list=([\w-]+)/)?.[1] || playlist_query
     const req = await fetch(`https://www.youtube.com/playlist?list=${playlist_id}`)
     const body = await req.text()
     const json = JSON.parse(body.match(/ytInitialData = (.*);<\/script>/)[1])
@@ -46,7 +46,7 @@ class Youtube {
     const results = json.contents.twoColumnBrowseResultsRenderer.tabs[0].tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer.contents[0].playlistVideoListRenderer.contents
     
     const tracks = results
-          .filter(video => video.playlistVideoRenderer.lengthText)
+    .filter(video => video?.playlistVideoRenderer?.lengthText)
     .map((video) => new Track({
       title: video.playlistVideoRenderer.title.runs[0].text,
       url: 'https://www.youtube.com/watch?v=' + video.playlistVideoRenderer.videoId,