🎨 优化余额支付接口

service/app/order.go

@@ -10,7 +10,7 @@ import (
 	"git.echol.cn/loser/lckt/global"
 	"git.echol.cn/loser/lckt/model/app"
 	"git.echol.cn/loser/lckt/model/app/request"
-	"git.echol.cn/loser/lckt/model/user"
+	userM "git.echol.cn/loser/lckt/model/user"
 	"git.echol.cn/loser/lckt/utils/wechat"
 	"github.com/gin-gonic/gin"
 	"go.uber.org/zap"
@@ -131,7 +131,7 @@ func (s *OrderService) BalancePay(p request.BalancePay) error {
 		return err
 	}
 	// 检查用户余额是否足够
-	var user user.User
+	var user userM.User
 	err = global.GVA_DB.Where("id = ?", p.UserId).First(&user).Error
 	if err != nil {
 		global.GVA_LOG.Error("查询用户信息失败", zap.Error(err))
@@ -142,16 +142,16 @@ func (s *OrderService) BalancePay(p request.BalancePay) error {
 	orderPriceInYuan := float64(order.Price) / 100.0
 
 	// 检查用户余额是否足够（使用float64进行比较，避免精度丢失）
-	if user.Balance < float32(orderPriceInYuan) {
+	if user.Balance < orderPriceInYuan {
 		global.GVA_LOG.Error("用户余额不足",
-			zap.Float32("balance", user.Balance),
+			zap.Float64("balance", user.Balance),
 			zap.Float64("order_price_yuan", orderPriceInYuan),
 			zap.Int64("order_price_cent", order.Price))
 		return fmt.Errorf("用户余额不足")
 	}
 
 	// 扣除用户余额（保持精度）
-	newBalance := user.Balance - float32(orderPriceInYuan)
+	newBalance := user.Balance - orderPriceInYuan
 	err = global.GVA_DB.Model(&user).Where("id = ?", p.UserId).Update("balance", newBalance).Error
 	if err != nil {
 		global.GVA_LOG.Error("扣除用户余额失败", zap.Error(err))
@@ -215,8 +215,37 @@ func (s *OrderService) BalancePay(p request.BalancePay) error {
 				return err
 			}
 		}
+		// 计算分成比例，按比例增加讲师余额
+		teacher := userM.User{}
+		err = global.GVA_DB.Model(&userM.User{}).Where("id = ?", order.TeacherId).First(&teacher).Error
+		if err != nil {
+			global.GVA_LOG.Error("查询讲师信息失败", zap.Error(err))
+			return err
+		}
+		// 计算分成金额
+		amount := float64(order.Price) * float64(teacher.ExpectRate) / 100.0
+		teacher.Balance = teacher.Balance + amount
+		err = global.GVA_DB.Save(&teacher).Error
+		if err != nil {
+			global.GVA_LOG.Error("更新讲师余额失败", zap.Error(err))
+			return err
+		}
+	}
+	// 计算分成比例，按比例增加讲师余额
+	teacher := userM.User{}
+	err = global.GVA_DB.Model(&userM.User{}).Where("id = ?", order.TeacherId).First(&teacher).Error
+	if err != nil {
+		global.GVA_LOG.Error("查询讲师信息失败", zap.Error(err))
+		return err
+	}
+	// 计算分成金额
+	amount := float64(order.Price) * float64(teacher.ExpectRate) / 100.0
+	teacher.Balance = teacher.Balance + amount
+	err = global.GVA_DB.Save(&teacher).Error
+	if err != nil {
+		global.GVA_LOG.Error("更新讲师余额失败", zap.Error(err))
+		return err
 	}
-
 	global.GVA_LOG.Info("余额支付成功", zap.Int64("user_id", int64(p.UserId)), zap.String("order_no", order.OrderNo))
 	return nil
 }