优化扫码轮询

pages/user/member/code.vue

@@ -63,7 +63,9 @@
 				centerInfo: {balance: 0},
 				show_code: false,
 				show_code_count: 0,
-				show_count: 0
+				show_count: 0,
+				is_scan_code: false,
+				first_http: 0
 			}
 		},
 		onLoad(){
@@ -72,7 +74,14 @@
 			this.getIsSetPayPwd();
 			this.getMeInfo();
 			this.getUcenter();
-			
+		},
+		onShow(){
+			this.show_count++;
+			if(this.show_count > 1){
+				this.first_http = 0;
+				this.is_scan_code = false;
+				this.getIsSetPayPwd();
+			}
 			// 设置手机屏幕亮度
 			uni.getScreenBrightness({
 				success: (res) => {
@@ -84,20 +93,16 @@
 				}
 			})
 		},
-		onShow(){
-			this.show_count++;
-			if(this.show_count > 1){
-				this.getIsSetPayPwd();
-			}
+		onHide(){
+			uni.setScreenBrightness({
+				value: this.brightness
+			})
 		},
 		onUnload(){
 			if(this.timer){
 				clearInterval(this.timer);
 				this.timer = null;
 			}
-			uni.setScreenBrightness({
-				value: this.brightness
-			})
 		},
 		methods: {
 			// 获取用户是否设置了支付密码
@@ -187,10 +192,11 @@
 						})
 					}
 				}
+				this.first_http++;
 				this.$http.get({
 					api: 'api/offline/get_pay',
 					data: {
-						refresh: 0
+						refresh: this.first_http <= 1 ? 1 : 0
 					},
 					header: {
 						Authorization: this.token
@@ -219,8 +225,15 @@
 							url += `?clerk_id=${clerk_id}`;
 							url += `&brand_id=${brand_id}`;
 							url += `&amount=${amount}`;
+							if(this.timer){
+								clearInterval(this.timer);
+								this.timer = null;
+							}
+							if(!this.is_scan_code){
 								this.$url(url);
 							}
+							this.is_scan_code = true;
+						}
 					}
 					if(!options.silence){
 						uni.hideLoading();