跳转第三方支付

api/cashier/index.js

@@ -5,6 +5,7 @@ const api = {
   orderInfo: 'cashier/orderInfo',
   orderPay: 'cashier/orderPay',
   tradeQuery: 'cashier/tradeQuery',
+	unify: 'goods/unify',
 }
 
 /**
@@ -33,3 +34,11 @@ export function orderPay(orderId, data) {
 export function tradeQuery(param) {
   return request.get(api.tradeQuery, param)
 }
+
+/**
+ * 查询第三方支付信息
+ * @param {Object} param
+ */
+export function unify(param) {
+  return request.get(api.unify, param)
+}

pages/checkout/cashier/index.vue

@@ -182,10 +182,10 @@
 
 			// 选择支付方式
 			handleSelectPayType(index) {
-				if (this.methods[index].method == 'huifu') {
-					this.$toast('抱歉，此支付方式暂未完善')
-					return
-				}
+				// if (this.methods[index].method == 'huifu') {
+				// 	this.$toast('抱歉，此支付方式暂未完善')
+				// 	return
+				// }
 				this.curPaymentItem = this.methods[index]
 			},
 
@@ -230,14 +230,36 @@
 				// 按钮禁用
 				if (app.disabled) return
 				app.disabled = true
-				// 提交到后端API
-				CashierApi.orderPay(app.orderId, {
-						method: app.curPaymentItem.method,
-						client: app.platform,
-						extra: app.getExtraAsUnify(app.curPaymentItem.method)
+				if (app.curPaymentItem.method !== 'huifu') {
+					// 提交到后端API
+					CashierApi.orderPay(app.orderId, {
+							method: app.curPaymentItem.method,
+							client: app.platform,
+							extra: app.getExtraAsUnify(app.curPaymentItem.method)
+						})
+						.then(result => app.onSubmitCallback(result))
+						.finally(err => setTimeout(() => app.disabled = false, 10))
+				} else {
+					console.log(app.curPaymentItem.method);
+					CashierApi.unify({
+						outTradeNo: new Date().getTime(),
+						totalFee: 1,
+					})
+					.then(result => {
+						const { miniPayRequest } = result.data.data;
+						let appPayRequest = '';
+						appPayRequest = encodeURIComponent(JSON.stringify({
+							sign: miniPayRequest.sign,
+							prepayid: miniPayRequest.prepayid,
+						}));
+						console.log(appPayRequest);
+						uni.navigateToMiniProgram({
+							appId: miniPayRequest.miniuser,
+							path: `${miniPayRequest.minipath}?appPayRequest=${appPayRequest}`,
+						});
 					})
-					.then(result => app.onSubmitCallback(result))
 					.finally(err => setTimeout(() => app.disabled = false, 10))
+				}
 			},
 
 			// 获取第三方支付的扩展参数