## 小程序订阅消息

```
# htm
<view class="a" @click="onSubMsg">suMesg</view>
# js
onSubMsg() {
	// 此处从接口获取消息模板id,一次最多最多申请3个
	return new Promise(resolve =>{
		const tmplIds = [ "glxtuDpTOlPmsOg4eKk8hRpvOIO_PlJ64bPFhxyVUmo", "Ac-4vdsSJ-_l2OwSfXq_Fq4jl1gOZnfZTgYZA7Ty8fc", ];

		wx.getSetting({
			withSubscriptions: true,
			success: (res) => {
				if (res.subscriptionsSetting.mainSwitch) {
					wx.requestSubscribeMessage({ tmplIds })
						.then((res) => {
							console.log('requestSubscribeMessage',res);
							if(tmplIds.some(v => res[v] === 'accept')){
								// 通过此处后，服务端可在任意时间下发一条对应的订阅模板消息
								resolve()
							}else{
								uni.showToast({ icon: "none", title: "拒绝后，将无法在微信中收到相关消息" });
							}
						})
						.catch((err) => {
							uni.showToast({ icon: "none", title: "调起订阅消息面板失败" });
						});
				} else {
					wx.showModal({
						title: "订阅",
						content: "点击右上角“···”，进入设置页，点击订阅消息-点击接收订阅消息，然后点按确定返回。即可正常接收消息。",
						showCancel: false,
						success: (res) => {
						if (res.confirm) {
							wx.openSetting();
						}
						},
					});
				}
			},
		});
	})
},
```