feat(charge):基本完成用户充值管理部分接口。

model/charge.go

@@ -0,0 +1,30 @@
+package model
+
+import (
+	"time"
+
+	"github.com/shopspring/decimal"
+)
+
+type UserChargeDetail struct {
+	Seq         int64            `json:"seq"`
+	UserId      string           `json:"user_id"`
+	Name        string           `json:"name"`
+	Fee         *decimal.Decimal `json:"fee"`
+	Discount    *decimal.Decimal `json:"discount"`
+	Amount      *decimal.Decimal `json:"amount"`
+	ChargeTo    Date             `json:"charge_to"`
+	Settled     bool             `json:"settled"`
+	SettledAt   *time.Time       `json:"settled_at"`
+	Cancelled   bool             `json:"cancelled"`
+	CancelledAt *time.Time       `json:"cancelled_at"`
+	CreatedAt   time.Time        `json:"created_at"`
+}
+
+type ChargeRecordCreationForm struct {
+	UserId   string           `json:"userId"`
+	Fee      *decimal.Decimal `json:"fee"`
+	Discount *decimal.Decimal `json:"discount"`
+	Amount   *decimal.Decimal `json:"amount"`
+	ChargeTo Date             `json:"chargeTo"`
+}