获取蓝牙的播放状态:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-bluetooth-a2dp-V5\#playingstate蓝牙的打开关闭状态:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-bluetooth-access-V5\#accessgetstate
获取蓝牙的播放状态:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-bluetooth-a2dp-V5\#playingstate
蓝牙的打开关闭状态:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-bluetooth-access-V5\#accessgetstate