初始化

internal/controller/payment/payment.go

@@ -0,0 +1,9 @@
+package payment
+
+// ControllerV1 是支付回调控制器。
+type ControllerV1 struct{}
+
+// NewV1 创建支付回调控制器实例。
+func NewV1() *ControllerV1 {
+	return &ControllerV1{}
+}

internal/controller/payment/payment_v1.go

@@ -0,0 +1,21 @@
+package payment
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/frame/g"
+
+	"xk-of-api/api/payment/v1"
+	"xk-of-api/internal/response"
+	"xk-of-api/internal/service"
+)
+
+// Notify 接收支付渠道回调，后续在 service 中扩展验签和状态流转。
+func (c *ControllerV1) Notify(ctx context.Context, req *v1.NotifyReq) (res *v1.NotifyRes, err error) {
+	if req.Channel == "" {
+		response.Error(ctx, 400, "支付渠道不能为空")
+		return nil, nil
+	}
+	response.Success(ctx, service.Order.Notify(req.Channel, g.RequestFromCtx(ctx).GetMap()))
+	return nil, nil
+}