fix: handle :ext token issue, close #73 #70

Author: magicdawn

src/adapter/base.ts

@@ -2,7 +2,7 @@ import { songUrl } from '$api'
 import { Song, SongPlayUrlInfo } from '$define'
 import { getId } from '$util'
 import { invariant } from 'es-toolkit'
-import { get, trimStart } from 'es-toolkit/compat'
+import { get } from 'es-toolkit/compat'
 import { extname } from 'path'
 
 const NOT_IMPLEMENTED = 'not NOT_IMPLEMENTED'
@@ -53,6 +53,13 @@ export class BaseAdapter {
     return songDatas.map(function (songData, index) {
       const url = songData.playUrlInfo?.url
 
+      let ext: string | undefined
+      if (url) {
+        const pathname = new URL(url).pathname
+        ext = extname(pathname)
+        if (ext.startsWith('.')) ext = ext.slice(1)
+      }
+
       return {
         // 歌手
         singer:
@@ -73,7 +80,7 @@ export class BaseAdapter {
         isFreeTrial: songData.playUrlInfo ? Boolean(songData.playUrlInfo.freeTrialInfo) : undefined,
 
         // extension
-        ext: url && trimStart(extname(url), '.'),
+        ext,
 
         // index, first as 01
         index: String(index + 1).padStart(len, '0'),

src/adapter/playlist.ts

@@ -3,25 +3,25 @@ import { Playlist } from '$define'
 import { BaseAdapter } from './base'
 
 export class PlaylistAdapter extends BaseAdapter {
-  #playlist: Playlist
+  private playlist: Playlist
   private async fetchPlaylist() {
-    if (this.#playlist) return
-    this.#playlist = await playlistDetail(this.id)
+    if (this.playlist) return
+    this.playlist = await playlistDetail(this.id)
   }
 
   async getTitle() {
     await this.fetchPlaylist()
-    return this.#playlist.name
+    return this.playlist.name
   }
 
   async getCover() {
     await this.fetchPlaylist()
-    return this.#playlist.coverImgUrl
+    return this.playlist.coverImgUrl
   }
 
   async getSongDatas() {
     await this.fetchPlaylist()
-    const trackIds = this.#playlist.trackIds.map((x) => x.id)
+    const trackIds = this.playlist.trackIds.map((x) => x.id)
     const songDatas = await songDetail(trackIds)
     return songDatas
   }