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App.vue

@@ -19,29 +19,32 @@
 			// console.log('App Hide');
 		},
 		methods: {
-			userlogin() {
+			async userlogin() {
 				uni.login({
 					provider: 'weixin',
-					success: (data) => {
-						uni.getUserInfo({
-							provider: 'weixin',
-							success: (infoRes) => {
-								uni.cache.set('weixincode', data.code);
-								let res = this.api.userwxlogin({
-									code: uni.cache.get('weixincode'), //临时登录凭证
-									rawData: infoRes.rawData,
-								})
-								if (res.code == 0) {
-									uni.cache.set('token', res.data.token);
-									uni.cache.set('miniAppOpenId', res.data.userInfo
-										.miniAppOpenId)
-									uni.cache.set('userInfo', res.data.userInfo);
-								}
-							},
-							fail: (err) => {}
-						});
+					success: async (data) => {
+						try {
+							uni.getUserInfo({
+								provider: 'weixin',
+								success: async (infoRes) => {
+									uni.cache.set('weixincode', data.code);
+									let res = await this.api.userwxlogin({
+										code: uni.cache.get('weixincode'), //临时登录凭证
+										rawData: infoRes.rawData
+									})
+									if (res.code == 0) {
+										uni.cache.set('token', res.data.token);
+										uni.cache.set('miniAppOpenId', res.data.userInfo
+											.miniAppOpenId)
+										uni.cache.set('userInfo', res.data.userInfo);
+									}
+								},
+								fail: (err) => {}
+							});
+						} catch (e) {}
 					}
 				});
+
 			},
 
 		}

pages/order_food/order_food.vue

@@ -322,8 +322,37 @@
 			this.fixedtrue = true
 		},
 		onShow() {
-			uni.$on('message', this.getMessage)
-			this.productqueryShopIdByTableCode() //获取shop User id
+			if (!uni.cache.get('token')) {
+				uni.login({
+					provider: 'weixin',
+					success: async (data) => {
+						try {
+							uni.getUserInfo({
+								provider: 'weixin',
+								success: async (infoRes) => {
+									uni.cache.set('weixincode', data.code);
+									let res = await this.api.userwxlogin({
+										code: uni.cache.get('weixincode'), //临时登录凭证
+										rawData: infoRes.rawData
+									})
+									if (res.code == 0) {
+										uni.cache.set('token', res.data.token);
+										uni.cache.set('miniAppOpenId', res.data.userInfo
+											.miniAppOpenId)
+										uni.cache.set('userInfo', res.data.userInfo);
+										uni.$on('message', this.getMessage)
+										this.productqueryShopIdByTableCode() //获取shop User id
+									}
+								},
+								fail: (err) => {}
+							});
+						} catch (e) {}
+					}
+				});
+			} else {
+				uni.$on('message', this.getMessage)
+				this.productqueryShopIdByTableCode() //获取shop User id
+			}
 		},
 		methods: {
 			onEnd() { //回调弹幕