feat: 添加palyer store 文件

src/stores/player.ts

@@ -0,0 +1,17 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+
+export const usePlayerStore = defineStore('playerStore', () => {
+  // 播放状态
+  const playStatus = ref(false)
+  // 切换播放状态
+  function togglePlay(state?: boolean) {
+    playStatus.value = state === undefined ? !playStatus.value : state
+  }
+  // 播放列表
+  const playList = ref([])
+  // 轨道数
+  const trackCount = computed(() => playList.value.length)
+
+  return { playStatus, togglePlay, playList, trackCount }
+})