给所有支付接口加上了支付宝

pages/penalty/components/fakuan-pay/fakuan-pay.js

@@ -34,6 +34,8 @@ Component({
       const method = e.currentTarget.dataset.method;
       if (method === 'wx') {
         this.wxPay();
+      } else if (method === 'alipay') {
+        this.alipayPay();
       } else if (method === 'balance') {
         this.fetchBalanceOptions();
       }
@@ -46,7 +48,7 @@ Component({
         const res = await request({
           url: '/yonghu/fkjn',
           method: 'POST',
-          data: { fadan_id: this.properties.fadan.id }
+          data: { fadan_id: this.properties.fadan.id, pay_method: 'wechat' }
         });
         if (res.data.code !== 200) throw new Error(res.data.msg || '下单失败');
 
@@ -62,6 +64,41 @@ Component({
       }
     },
 
+    // ========== 支付宝扫码支付流程 ==========
+    async alipayPay() {
+      this.setData({ step: 'loading', loadingText: '生成支付宝二维码...' });
+      try {
+        const res = await request({
+          url: '/yonghu/fkjn',
+          method: 'POST',
+          data: { fadan_id: this.properties.fadan.id, pay_method: 'alipay' }
+        });
+        if (res.data.code !== 200) throw new Error(res.data.msg || '下单失败');
+        const payParams = res.data.payParams;
+        const dingdanid = res.data.dingdanid;
+        this.setData({ dingdanid, step: 'method' });
+        this.triggerAlipayPayment(payParams, dingdanid);
+      } catch (e) {
+        this.setData({ step: 'method' });
+        wx.showToast({ title: e.message, icon: 'none' });
+      }
+    },
+
+    // 跳转支付宝二维码页（轮询 /yonghu/fkzffc）
+    triggerAlipayPayment(payParams, orderId) {
+      const qrImage = payParams && payParams.qr_image ? payParams.qr_image : '';
+      if (!qrImage) {
+        wx.showToast({ title: '支付宝二维码生成失败', icon: 'none' });
+        return;
+      }
+      const app = getApp();
+      app.globalData.alipayQrImage = qrImage;
+      const pollUrl = encodeURIComponent('/yonghu/fkzffc');
+      wx.navigateTo({
+        url: `/pages/alipay-webview/alipay-webview?orderId=${orderId}&pollUrl=${pollUrl}`,
+      });
+    },
+
     async requestWxPayment(payParams) {
       return new Promise((resolve, reject) => {
         if (!payParams || !payParams.timeStamp || !payParams.paySign) {