fix(charge):修复用户充值记录创建的时候对于数值类型内容解析的问题。

model/charge.go

@@ -2,6 +2,8 @@ package model
 
 import (
 	"electricity_bill_calc/types"
+
+	"github.com/shopspring/decimal"
 )
 
 type UserChargeDetail struct {
@@ -22,9 +24,9 @@ type UserChargeDetail struct {
 }
 
 type ChargeRecordCreationForm struct {
-	UserId   string     `json:"userId"`
-	Fee      *float64   `json:"fee"`
-	Discount *float64   `json:"discount"`
-	Amount   *float64   `json:"amount"`
-	ChargeTo types.Date `json:"chargeTo"`
+	UserId   string           `json:"userId"`
+	Fee      *decimal.Decimal `json:"fee"`
+	Discount *decimal.Decimal `json:"discount"`
+	Amount   *decimal.Decimal `json:"amount"`
+	ChargeTo types.Date       `json:"chargeTo"`
 }