添加微信支付支持，重构资源创建逻辑，更新支付宝相关配置，移除账单状态字段

web/handlers/trade.go

@@ -0,0 +1,117 @@
+package handlers
+
+import (
+	"net/http"
+	g "platform/web/globals"
+	s "platform/web/services"
+	"strconv"
+	"time"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/smartwalle/alipay/v3"
+)
+
+// region AlipayCallback
+
+func AlipayCallback(c *fiber.Ctx) error {
+
+	// 解析请求
+	req := make(map[string][]string)
+	c.Context().QueryArgs().VisitAll(func(key, value []byte) {
+		req[string(key)] = append(req[string(key)], string(value))
+	})
+	c.Context().PostArgs().VisitAll(func(key, value []byte) {
+		req[string(key)] = append(req[string(key)], string(value))
+	})
+
+	notification, err := g.Alipay.DecodeNotification(req)
+	if err != nil {
+		return err
+	}
+
+	switch notification.NotifyType {
+
+	// 支付成功
+	case string(alipay.TradeStatusSuccess):
+
+		if isRefund(notification) {
+			break
+		}
+
+		payment, err := strconv.ParseFloat(notification.TotalAmount, 64)
+		if err != nil {
+			return err
+		}
+
+		paidAt, err := time.Parse("2006-01-02 15:04:05", notification.GmtPayment)
+		if err != nil {
+			return err
+		}
+
+		err = s.Resource.CreateResourcePrepared(
+			c.Context(),
+			notification.OutTradeNo,
+			notification.TradeNo,
+			payment,
+			paidAt,
+		)
+		if err != nil {
+			return err
+		}
+
+	// 支付关闭
+	case string(alipay.TradeStatusClosed):
+
+		if isRefund(notification) {
+			break
+		}
+
+		cancelAt, err := time.Parse("2006-01-02 15:04:05", notification.GmtClose)
+		if err != nil {
+			return err
+		}
+
+		err = s.Resource.CancelResource(c.Context(), notification.OutTradeNo, cancelAt)
+		if err != nil {
+			return err
+		}
+
+	default:
+	}
+
+	g.Alipay.ACKNotification(AdapterWriter{
+		c: c,
+	})
+	return nil
+}
+
+type AdapterWriter struct {
+	c *fiber.Ctx
+}
+
+func (a AdapterWriter) Header() http.Header {
+	panic("implement me")
+}
+
+func (a AdapterWriter) Write(bytes []byte) (int, error) {
+	return a.c.Write(bytes)
+}
+
+func (a AdapterWriter) WriteHeader(statusCode int) {
+	a.c.Status(statusCode)
+}
+
+func isRefund(notification *alipay.Notification) bool {
+	return notification.OutBizNo != "" || notification.RefundFee != "" || notification.GmtRefund != ""
+}
+
+// endregion
+
+// region WechatPayCallback
+
+func WechatPayCallback(c *fiber.Ctx) error {
+
+	return nil
+}
+
+// endregion