优化代码逻辑，修复潜在播放问题

src/renderer/core/useApp/usePlayer/useMediaDevice.ts

@@ -60,9 +60,9 @@ export default () => {
     let mediaDeviceId = appSetting['player.mediaDeviceId']
     const devices = await getDevices()
     let device = devices.find(device => device.deviceId === mediaDeviceId)
-    if (!device) device = devices.find(device => device.deviceId === 'default')
+    device ??= devices.find(device => device.deviceId === 'default')
     // @ts-expect-error
-    if (!device) device = { label: '', deviceId: '' }
+    device ??= { label: '', deviceId: '' }
 
     // @ts-expect-error
     handleDeviceChangeStopPlay(device, mediaDeviceId)

src/renderer/core/useApp/usePlayer/usePlayProgress.ts

@@ -33,7 +33,7 @@ export default () => {
       if (window.lx.isPlayedStop) return
       const currentTime = getCurrentTime()
 
-      if (!mediaBuffer.playTime) mediaBuffer.playTime = currentTime
+      mediaBuffer.playTime ||= currentTime
       let skipTime = currentTime + getRandom(3, 6)
       if (skipTime > playProgress.maxPlayTime) skipTime = (playProgress.maxPlayTime - currentTime) / 2
       if (skipTime - mediaBuffer.playTime < 1 || playProgress.maxPlayTime - skipTime < 1) {
@@ -97,7 +97,7 @@ export default () => {
   }
 
   const handleError = () => {
-    if (!restorePlayTime) restorePlayTime = getCurrentTime() // 记录出错的播放时间
+    restorePlayTime ||= getCurrentTime() // 记录出错的播放时间
     console.log('handleError')
     prevProgressStatus = 'error'
     handleSetTaskBarState(playProgress.progress, prevProgressStatus)

src/renderer/core/useApp/usePlayer/usePlayStatus.ts

@@ -32,18 +32,18 @@ export default () => {
   }
 
   const handlePlay = () => {
-    if (buttons.empty) buttons.empty = false
+    buttons.empty &&= false
     buttons.play = true
     setButtons()
   }
   const handlePause = () => {
-    if (buttons.empty) buttons.empty = false
+    buttons.empty &&= false
     buttons.play = false
     setButtons()
   }
   const handleStop = () => {
     if (playMusicInfo.musicInfo != null) return
-    if (buttons.collect) buttons.collect = false
+    buttons.collect &&= false
     buttons.empty = true
     setButtons()
   }