```
_getTraceDot(nodeid,?startTime?=?0,?endTime?=?0)?{
????return?new?Promise((resolve,?reject)?=>?{
????????const?params?=?{
????????????token:?this.$store.state.userInfoData.token,
????????????nodeId:?nodeid,
????????????startTime:?startTime,
????????????endTime:?endTime
????????};
????????let?points?=?''
????????this.$http.get('/device/getTrack',?{?params?}).then(res?=>?{
????????????if?(res.data.code?==?200)?{
????????????????resolve(res.data.data.points);
????????????}?else?{
????????????????reject(res.data.msg);
????????????}
????????}).catch(err?=>?reject(err));
????});
}
_getTraceDot.then(...).catch(...)
async?_getTraceDot(nodeid,?startTime?=?0,?endTime?=?0)?{
????const?params?=?{
????????token:?this.$store.state.userInfoData.token,
????????nodeId:?nodeid,
????????startTime:?startTime,
????????endTime:?endTime
????};
????let?points?=?''
????const?{?data?}?=?await?this.$http.get('/device/getTrack',?{?params?});
????if?(res.data.code?==?200)?{
????????points?=?res.data.data.points;
????}?else?{
????????this.$message.error(res.data.msg);
????}
????return?points;
}
_getTraceDot(...).then(res?=>?console.log('points'));
```
