增加提现相关的与打款相关逻辑

backend/internal/modules/withdrawal/dto.go

@@ -40,6 +40,7 @@ type WithdrawalDetailDTO struct {
 	AccountNo        string     `json:"account_no"` // 管理员可见完整账号
 	BankName         string     `json:"bank_name"`
 	BankBranch       string     `json:"bank_branch"`
+	CertificateURLs  []string   `json:"certificate_urls"` // 收款二维码图片
 	Status           string     `json:"status"`
 	ReviewedBy       *uint64    `json:"reviewed_by"`
 	ReviewedByName   string     `json:"reviewed_by_name"`

backend/internal/modules/withdrawal/repository.go

@@ -3,12 +3,14 @@ package withdrawal
 import (
 	"crypto/rand"
 	"encoding/hex"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"time"
 
 	"hfb_sys/backend/internal/model"
 	"hfb_sys/backend/internal/modules/wallet"
+	"hfb_sys/backend/pkg/crypto"
 
 	"gorm.io/gorm"
 )
@@ -414,15 +416,21 @@ func (r *Repository) toDetailDTO(w model.WithdrawalRequest) (*WithdrawalDetailDT
 		}
 	}
 
-	// 获取完整账号（管理员可见）
+	// 获取完整账号和收款二维码（管理员可见）
 	fullAccountNo := w.AccountNo
+	var certificateURLs []string
 	if w.PaymentAccountID != nil {
 		var paymentAccount model.UserPaymentAccount
 		if err := r.db.First(&paymentAccount, *w.PaymentAccountID).Error; err == nil {
-			decrypted, err := r.decryptAccountNo(paymentAccount.AccountNo)
+			// 解密账号
+			decrypted, err := crypto.Decrypt(paymentAccount.AccountNo)
 			if err == nil {
 				fullAccountNo = decrypted
 			}
+			// 解析收款二维码
+			if paymentAccount.CertificateURLs != nil {
+				json.Unmarshal(paymentAccount.CertificateURLs, &certificateURLs)
+			}
 		}
 	}
 
@@ -441,6 +449,7 @@ func (r *Repository) toDetailDTO(w model.WithdrawalRequest) (*WithdrawalDetailDT
 		AccountNo:        fullAccountNo,
 		BankName:         w.BankName,
 		BankBranch:       w.BankBranch,
+		CertificateURLs:  certificateURLs,
 		Status:           w.Status,
 		ReviewedBy:       w.ReviewedBy,
 		ReviewedByName:   reviewedByName,