feat: add wepay

backend/app/http/orders.go

@@ -0,0 +1 @@
+package http

backend/app/http/posts.go

@@ -1,12 +1,16 @@
 package http
 
 import (
+	"time"
+
 	"quyun/app/models"
 	"quyun/app/requests"
 	"quyun/database/schemas/public/model"
+	"quyun/providers/wepay"
 
 	"github.com/gofiber/fiber/v3"
 	"github.com/gofiber/fiber/v3/log"
+	"github.com/pkg/errors"
 )
 
 type ListQuery struct {
@@ -14,7 +18,9 @@ type ListQuery struct {
 }
 
 // @provider
-type posts struct{}
+type posts struct {
+	wepay *wepay.Client
+}
 
 // List posts
 // @Router			/posts [get]
@@ -40,3 +46,40 @@ func (ctl *posts) Mine(ctx fiber.Ctx, pagination *requests.Pagination, query *Li
 	log.Infof("Fetching posts for user with pagination: %+v and keyword: %v", pagination, query.Keyword)
 	return models.Users.PostList(ctx.Context(), 1, pagination, query.Keyword)
 }
+
+// Buy
+// @Router			/buy/:id [get]
+// @Bind id path
+func (ctl *posts) Buy(ctx fiber.Ctx, id int64) (*string, error) {
+	var userId int64 = 1
+
+	user, err := models.Users.GetByID(ctx.Context(), userId)
+	if err != nil {
+		return nil, errors.Wrapf(err, " failed to get user: %d", userId)
+	}
+
+	post, err := models.Posts.GetByID(ctx.Context(), id)
+	if err != nil {
+		return nil, errors.Wrapf(err, " failed to get post: %d", id)
+	}
+
+	// create order
+	order, err := models.Orders.Create(ctx.Context(), userId, post.ID)
+	if err != nil {
+		return nil, errors.Wrap(err, "订单创建失败")
+	}
+
+	body := ctl.wepay.
+		BodyMap().
+		Expire(30 * time.Minute).
+		Description(post.Title).
+		OutTradeNo(order.OrderNo).
+		Payer(user.OpenID)
+
+	prePayResp, err := ctl.wepay.V3TransactionJsapi(ctx.Context(), body)
+	if err != nil {
+		log.Errorf("wepay.V3TransactionJsapi err: %v", err)
+		return nil, errors.Wrap(err, "微信支付失败")
+	}
+	return &prePayResp.Response.PrepayId, nil
+}

backend/app/service/http/http.go

@@ -17,6 +17,7 @@ import (
 	"quyun/providers/job"
 	"quyun/providers/jwt"
 	"quyun/providers/postgres"
+	"quyun/providers/wepay"
 
 	"go.ipao.vip/atom"
 	"go.ipao.vip/atom/container"
@@ -31,6 +32,7 @@ import (
 func defaultProviders() container.Providers {
 	return service.Default(container.Providers{
 		ali.DefaultProvider(),
+		wepay.DefaultProvider(),
 		http.DefaultProvider(),
 		postgres.DefaultProvider(),
 		jwt.DefaultProvider(),