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Wallet与Withdrawal模块：完成分字段重构

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核心改造：
1. Wallet模块DTO层全部改为*Cent int64字段
2. Wallet.Entry结构从Amount float64改为AmountCent int64
3. Repository层applyEntry函数使用整数加减，无需浮点运算
4. Withdrawal模块DTO/Request全部改为*Cent字段
5. 所有wallet.AppendEntries调用点改为AmountCent
6. 提现手续费计算改为分单位

技术细节：
- 删除了roundWalletMoney函数（不再需要）
- toAccountDTO/toLedgerDTO使用*Cent字段
- 最小提现金额：10元=1000分
- 最大提现金额：5000元=500000分
- 编译验证通过 ✅

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
yml
2026-06-09 13:44:20 +08:00
co-authored by Claude Opus 4.8
parent e2780ffb86
commit 01909ee7e5
6 changed files with 142 additions and 147 deletions
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backend/internal/modules/wallet/dto.go
+33 -33
View File
@@ -3,33 +3,33 @@ package wallet
import "time"
type AccountDTO struct {
UserID uint64 `json:"user_id"`
AvailableBalance float64 `json:"available_balance"`
FrozenBalance float64 `json:"frozen_balance"`
Status string `json:"status"`
UserID uint64 `json:"user_id"`
AvailableBalanceCent int64 `json:"available_balance_cent"`
FrozenBalanceCent int64 `json:"frozen_balance_cent"`
Status string `json:"status"`
}
type RechargeRequest struct {
Amount float64 `json:"amount" binding:"required"`
AmountCent int64 `json:"amount_cent" binding:"required"`
}
type WithdrawRequest struct {
Amount float64 `json:"amount" binding:"required"`
AmountCent int64 `json:"amount_cent" binding:"required"`
}
type LedgerDTO struct {
ID uint64 `json:"id"`
LedgerNo string `json:"ledger_no"`
UserID uint64 `json:"user_id"`
OrderID *uint64 `json:"order_id"`
Direction string `json:"direction"`
Amount float64 `json:"amount"`
BalanceAfter float64 `json:"balance_after"`
BalanceType string `json:"balance_type"`
BizType string `json:"biz_type"`
BizNo string `json:"biz_no"`
Remark string `json:"remark"`
CreatedAt time.Time `json:"created_at"`
ID uint64 `json:"id"`
LedgerNo string `json:"ledger_no"`
UserID uint64 `json:"user_id"`
OrderID *uint64 `json:"order_id"`
Direction string `json:"direction"`
AmountCent int64 `json:"amount_cent"`
BalanceAfterCent int64 `json:"balance_after_cent"`
BalanceType string `json:"balance_type"`
BizType string `json:"biz_type"`
BizNo string `json:"biz_no"`
Remark string `json:"remark"`
CreatedAt time.Time `json:"created_at"`
}
type AdminLedgerQuery struct {
@@ -48,19 +48,19 @@ type PaginatedResult struct {
}
type AdminLedgerDTO struct {
ID uint64 `json:"id"`
LedgerNo string `json:"ledger_no"`
UserID uint64 `json:"user_id"`
UserPhone string `json:"user_phone"`
UserNickname string `json:"user_nickname"`
OrderID *uint64 `json:"order_id"`
OrderNo string `json:"order_no"`
Direction string `json:"direction"`
Amount float64 `json:"amount"`
BalanceAfter float64 `json:"balance_after"`
BalanceType string `json:"balance_type"`
BizType string `json:"biz_type"`
BizNo string `json:"biz_no"`
Remark string `json:"remark"`
CreatedAt time.Time `json:"created_at"`
ID uint64 `json:"id"`
LedgerNo string `json:"ledger_no"`
UserID uint64 `json:"user_id"`
UserPhone string `json:"user_phone"`
UserNickname string `json:"user_nickname"`
OrderID *uint64 `json:"order_id"`
OrderNo string `json:"order_no"`
Direction string `json:"direction"`
AmountCent int64 `json:"amount_cent"`
BalanceAfterCent int64 `json:"balance_after_cent"`
BalanceType string `json:"balance_type"`
BizType string `json:"biz_type"`
BizNo string `json:"biz_no"`
Remark string `json:"remark"`
CreatedAt time.Time `json:"created_at"`
}