优化提现功能，新增静默请求选项以支持无弹窗请求，提升用户体验。同时，更新微信转账逻辑，确保在未初始化转账客户端时正确处理状态，增强系统的灵活性和可维护性。调整API响应字段，确保一致性，提升代码可读性。

soul-api/internal/handler/admin_withdrawals.go

@@ -1,11 +1,13 @@
 package handler
 
 import (
+	"fmt"
 	"net/http"
 	"time"
 
 	"soul-api/internal/database"
 	"soul-api/internal/model"
+	"soul-api/internal/wechat"
 
 	"github.com/gin-gonic/gin"
 )
@@ -77,12 +79,15 @@ func AdminWithdrawalsList(c *gin.Context) {
 }
 
 // AdminWithdrawalsAction PUT /api/admin/withdrawals 审核/打款
+// approve：先调微信转账接口打款，成功则标为 processing，失败则标为 failed 并返回错误。
+// 若未初始化微信转账客户端，则仅将状态标为 success（线下打款后批准）。
+// reject：直接标为 failed。
 func AdminWithdrawalsAction(c *gin.Context) {
 	var body struct {
-		ID          string `json:"id"`
-		Action      string `json:"action"`
+		ID           string `json:"id"`
+		Action       string `json:"action"`
 		ErrorMessage string `json:"errorMessage"`
-		Reason      string `json:"reason"`
+		Reason       string `json:"reason"`
 	}
 	if err := c.ShouldBindJSON(&body); err != nil || body.ID == "" {
 		c.JSON(http.StatusOK, gin.H{"success": false, "error": "缺少 id 或请求体无效"})
@@ -95,25 +100,125 @@ func AdminWithdrawalsAction(c *gin.Context) {
 	if reason == "" && body.Action == "reject" {
 		reason = "管理员拒绝"
 	}
-	var newStatus string
+
+	db := database.DB()
+	now := time.Now()
+
 	switch body.Action {
-	case "approve":
-		newStatus = "success"
 	case "reject":
-		newStatus = "failed"
+		err := db.Model(&model.Withdrawal{}).Where("id = ?", body.ID).Updates(map[string]interface{}{
+			"status":         "failed",
+			"error_message":  reason,
+			"fail_reason":    reason,
+			"processed_at":   now,
+		}).Error
+		if err != nil {
+			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
+			return
+		}
+		c.JSON(http.StatusOK, gin.H{"success": true, "message": "已拒绝"})
+		return
+
+	case "approve":
+		var w model.Withdrawal
+		if err := db.Where("id = ?", body.ID).First(&w).Error; err != nil {
+			c.JSON(http.StatusOK, gin.H{"success": false, "error": "提现记录不存在"})
+			return
+		}
+		st := ""
+		if w.Status != nil {
+			st = *w.Status
+		}
+		if st != "pending" && st != "processing" && st != "pending_confirm" {
+			c.JSON(http.StatusOK, gin.H{"success": false, "error": "当前状态不允许批准"})
+			return
+		}
+
+		openID := ""
+		if w.WechatOpenid != nil && *w.WechatOpenid != "" {
+			openID = *w.WechatOpenid
+		}
+		if openID == "" {
+			var u model.User
+			if err := db.Where("id = ?", w.UserID).First(&u).Error; err == nil && u.OpenID != nil {
+				openID = *u.OpenID
+			}
+		}
+		if openID == "" {
+			c.JSON(http.StatusOK, gin.H{"success": false, "error": "用户未绑定微信 openid，无法打款"})
+			return
+		}
+
+		// 调用微信转账接口；未初始化时仅标记为已打款（线下打款）
+		outBatchNo := wechat.GenerateTransferBatchNo()
+		outDetailNo := wechat.GenerateTransferDetailNo()
+		remark := "提现"
+		if w.Remark != nil && *w.Remark != "" {
+			remark = *w.Remark
+		}
+		amountFen := int(w.Amount * 100)
+		if amountFen < 1 {
+			c.JSON(http.StatusOK, gin.H{"success": false, "error": "提现金额异常"})
+			return
+		}
+		params := wechat.TransferParams{
+			OutBatchNo:  outBatchNo,
+			OutDetailNo: outDetailNo,
+			OpenID:      openID,
+			Amount:      amountFen,
+			Remark:      remark,
+			BatchName:   "用户提现",
+			BatchRemark: fmt.Sprintf("用户 %s 提现 %.2f 元", w.UserID, w.Amount),
+		}
+
+		result, err := wechat.InitiateTransfer(params)
+		if err != nil {
+			// 未初始化转账客户端：仅标记为 success，提示线下打款
+			if err.Error() == "转账客户端未初始化" {
+				_ = db.Model(&w).Updates(map[string]interface{}{
+					"status":       "success",
+					"processed_at": now,
+				}).Error
+				c.JSON(http.StatusOK, gin.H{
+					"success": true,
+					"message": "已标记为已打款。当前未接入微信转账，请线下打款。",
+				})
+				return
+			}
+			// 其他打款失败：记失败原因
+			failMsg := err.Error()
+			_ = db.Model(&w).Updates(map[string]interface{}{
+				"status":        "failed",
+				"fail_reason":   failMsg,
+				"error_message": failMsg,
+				"processed_at":  now,
+			}).Error
+			c.JSON(http.StatusOK, gin.H{
+				"success": false,
+				"error":   "发起打款失败",
+				"message": failMsg,
+			})
+			return
+		}
+
+		// 打款已受理，更新为处理中并保存微信批次号
+		processingStatus := "processing"
+		batchID := result.BatchID
+		_ = db.Model(&w).Updates(map[string]interface{}{
+			"status":       processingStatus,
+			"batch_no":     outBatchNo,
+			"detail_no":    outDetailNo,
+			"batch_id":     batchID,
+			"processed_at": now,
+		}).Error
+		c.JSON(http.StatusOK, gin.H{
+			"success": true,
+			"message": "已发起打款，微信处理中",
+			"data":    gin.H{"batch_id": batchID},
+		})
+		return
+
 	default:
 		c.JSON(http.StatusOK, gin.H{"success": false, "error": "action 须为 approve 或 reject"})
-		return
 	}
-	now := time.Now()
-	err := database.DB().Model(&model.Withdrawal{}).Where("id = ?", body.ID).Updates(map[string]interface{}{
-		"status":        newStatus,
-		"error_message": reason,
-		"processed_at":  now,
-	}).Error
-	if err != nil {
-		c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
-		return
-	}
-	c.JSON(http.StatusOK, gin.H{"success": true, "message": "操作成功"})
 }