重构资源创建逻辑，整合支付宝，优化套餐生成与交易处理

web/handlers/trade.go

@@ -1,116 +0,0 @@
-package handlers
-
-import (
-	"net/url"
-	"platform/web/auth"
-	g "platform/web/globals"
-	m "platform/web/models"
-	q "platform/web/queries"
-	"platform/web/services"
-	"strconv"
-
-	"github.com/gofiber/fiber/v2"
-	"github.com/smartwalle/alipay/v3"
-)
-
-// region CreateTrade
-
-type CreateTradeReq struct {
-	Type    int    `json:"type" validate:"required"` // 交易类型：1.充值，2.购买
-	Subject string `json:"subject" validate:"required"`
-	Remark  string `json:"remark"`
-	Amount  int    `json:"amount" validate:"required"`
-	Method  int    `json:"method" validate:"required"` // 支付方式：1.支付宝，2.微信
-}
-
-func CreateTrade(c *fiber.Ctx) error {
-	// 检查权限
-	authContext, err := auth.Protect(c, []services.PayloadType{services.PayloadUser}, []string{})
-	if err != nil {
-		return err
-	}
-
-	// 解析请求参数
-	req := new(CreateTradeReq)
-	if err := c.BodyParser(req); err != nil {
-		return err
-	}
-
-	// 调用外部接口
-
-	// 保存交易订单
-	num, err := services.ID.GenSerial(c.Context())
-	if err != nil {
-		return err
-	}
-	var trade = m.Trade{
-		UserID:  authContext.Payload.Id,
-		InnerNo: strconv.FormatUint(num, 10),
-		Subject: req.Subject,
-		Remark:  req.Remark,
-		Amount:  float64(req.Amount) / 100,
-		Method:  int32(req.Method),
-	}
-	err = q.Trade.Create(&trade)
-	if err != nil {
-		return err
-	}
-
-	// 保存用户帐单
-	var info string
-	var t int32
-	switch req.Type {
-	case 1:
-		info = "充值余额"
-		t = 0
-	case 2:
-		info = "购买产品"
-		t = 1
-	}
-	bill := m.Bill{
-		UserID:  authContext.Payload.Id,
-		TradeID: trade.ID,
-		BillNo:  services.ID.GenReadable("bil"),
-		Info:    info,
-		Type:    t,
-		Status:  0,
-	}
-	err = q.Bill.
-		Omit(q.Bill.ResourceID, q.Bill.RefundID).
-		Create(&bill)
-	if err != nil {
-		return err
-	}
-
-	// 返回结果，外部支付链接
-	return nil
-}
-
-func createTradeByAlipay() (*url.URL, error) {
-
-	target, err := g.Alipay.TradePagePay(alipay.TradePagePay{
-		Trade:       alipay.Trade{},
-		AuthToken:   "",
-		QRPayMode:   "",
-		QRCodeWidth: "",
-	})
-	if err != nil {
-		return nil, err
-	}
-
-	return target, nil
-}
-
-func createTradeByWechat() error {
-	panic("unimplemented")
-}
-
-// endregion
-
-// region TradeCallbackAlipay
-
-// endregion
-
-// region TradeCallbackWechat
-
-// endregion