422 lines
13 KiB
Go
422 lines
13 KiB
Go
package handler
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"strconv"
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"time"
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"soul-api/internal/database"
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"soul-api/internal/model"
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"soul-api/internal/wechat"
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"github.com/gin-gonic/gin"
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)
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// AdminWithdrawalsList GET /api/admin/withdrawals（支持分页 page、pageSize，筛选 status）
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func AdminWithdrawalsList(c *gin.Context) {
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statusFilter := c.Query("status")
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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pageSize, _ := strconv.Atoi(c.DefaultQuery("pageSize", "10"))
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if page < 1 {
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page = 1
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}
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if pageSize < 1 || pageSize > 100 {
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pageSize = 10
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}
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db := database.DB()
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q := db.Model(&model.Withdrawal{})
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if statusFilter != "" && statusFilter != "all" {
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q = q.Where("status = ?", statusFilter)
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}
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var total int64
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q.Count(&total)
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var list []model.Withdrawal
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query := db.Order("created_at DESC")
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if statusFilter != "" && statusFilter != "all" {
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query = query.Where("status = ?", statusFilter)
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}
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if err := query.Offset((page - 1) * pageSize).Limit(pageSize).Find(&list).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error(), "withdrawals": []interface{}{}, "stats": gin.H{"total": 0}})
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return
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}
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userIds := make([]string, 0, len(list))
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seen := make(map[string]bool)
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for _, w := range list {
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if !seen[w.UserID] {
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seen[w.UserID] = true
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userIds = append(userIds, w.UserID)
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}
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}
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var users []model.User
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if len(userIds) > 0 {
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database.DB().Where("id IN ?", userIds).Find(&users)
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}
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userMap := make(map[string]*model.User)
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for i := range users {
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userMap[users[i].ID] = &users[i]
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}
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withdrawals := make([]gin.H, 0, len(list))
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for _, w := range list {
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u := userMap[w.UserID]
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userName := "未知用户"
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var userAvatar *string
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account := "未绑定微信号"
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if w.WechatID != nil && *w.WechatID != "" {
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account = *w.WechatID
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}
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if u != nil {
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if u.Nickname != nil {
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userName = *u.Nickname
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}
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userAvatar = u.Avatar
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if u.WechatID != nil && *u.WechatID != "" {
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account = *u.WechatID
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}
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}
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st := "pending"
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if w.Status != nil {
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st = *w.Status
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if st == "success" {
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st = "completed"
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} else if st == "failed" {
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st = "rejected"
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} else if st == "pending_confirm" {
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st = "pending_confirm"
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}
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}
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userConfirmedAt := interface{}(nil)
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if w.UserConfirmedAt != nil && !w.UserConfirmedAt.IsZero() {
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userConfirmedAt = w.UserConfirmedAt.Format("2006-01-02 15:04:05")
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}
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withdrawals = append(withdrawals, gin.H{
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"id": w.ID, "userId": w.UserID, "userName": userName, "userAvatar": userAvatar,
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"amount": w.Amount, "status": st, "createdAt": w.CreatedAt,
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"method": "wechat", "account": account,
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"userConfirmedAt": userConfirmedAt,
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})
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}
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totalPages := int(total) / pageSize
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if int(total)%pageSize > 0 {
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totalPages++
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}
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var pendingCount, successCount, failedCount int64
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var pendingAmount, successAmount float64
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db.Model(&model.Withdrawal{}).Where("status IN ?", []string{"pending", "pending_confirm", "processing"}).Count(&pendingCount)
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db.Model(&model.Withdrawal{}).Where("status IN ?", []string{"pending", "pending_confirm", "processing"}).Select("COALESCE(SUM(amount), 0)").Scan(&pendingAmount)
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db.Model(&model.Withdrawal{}).Where("status IN ?", []string{"success", "completed"}).Count(&successCount)
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db.Model(&model.Withdrawal{}).Where("status IN ?", []string{"success", "completed"}).Select("COALESCE(SUM(amount), 0)").Scan(&successAmount)
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db.Model(&model.Withdrawal{}).Where("status IN ?", []string{"failed", "rejected"}).Count(&failedCount)
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c.JSON(http.StatusOK, gin.H{
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"success": true, "withdrawals": withdrawals,
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"total": total, "page": page, "pageSize": pageSize, "totalPages": totalPages,
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"stats": gin.H{
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"total": total, "pendingCount": pendingCount, "pendingAmount": pendingAmount,
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"successCount": successCount, "successAmount": successAmount, "failedCount": failedCount,
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},
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})
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}
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// AdminWithdrawalsAction PUT /api/admin/withdrawals 审核/打款
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// 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。
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// 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）。
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// reject：直接标为 failed。
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func AdminWithdrawalsAction(c *gin.Context) {
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var body struct {
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ID string `json:"id"`
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Action string `json:"action"`
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ErrorMessage string `json:"errorMessage"`
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Reason string `json:"reason"`
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}
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if err := c.ShouldBindJSON(&body); err != nil || body.ID == "" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "缺少 id 或请求体无效"})
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return
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}
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reason := body.ErrorMessage
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if reason == "" {
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reason = body.Reason
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}
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if reason == "" && body.Action == "reject" {
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reason = "管理员拒绝"
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}
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db := database.DB()
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now := time.Now()
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switch body.Action {
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case "reject":
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err := db.Model(&model.Withdrawal{}).Where("id = ?", body.ID).Updates(map[string]interface{}{
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"status": "failed",
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"error_message": reason,
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"fail_reason": reason,
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"processed_at": now,
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}).Error
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if err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"success": true, "message": "已拒绝"})
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return
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case "approve":
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var w model.Withdrawal
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if err := db.Where("id = ?", body.ID).First(&w).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "提现记录不存在"})
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return
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}
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st := ""
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if w.Status != nil {
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st = *w.Status
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}
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if st != "pending" && st != "processing" && st != "pending_confirm" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "当前状态不允许批准"})
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return
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}
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openID := ""
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if w.WechatOpenid != nil && *w.WechatOpenid != "" {
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openID = *w.WechatOpenid
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}
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if openID == "" {
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var u model.User
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if err := db.Where("id = ?", w.UserID).First(&u).Error; err == nil && u.OpenID != nil {
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openID = *u.OpenID
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}
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}
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if openID == "" {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "用户未绑定微信 openid，无法打款"})
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return
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}
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// 批准前二次校验可提现金额，与申请时口径一致，防止退款/冲正后超额打款
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available, _, _, _, _ := computeAvailableWithdraw(db, w.UserID)
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if w.Amount > available {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"error": "用户当前可提现不足，无法批准",
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"message": fmt.Sprintf("用户当前可提现 ¥%.2f，本笔申请 ¥%.2f，可能因退款/冲正导致。请核对后再批或联系用户。", available, w.Amount),
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})
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return
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}
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// 调用微信转账接口：按提现手续费扣除后打款，例如申请100元、手续费5%则实际打款95元
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remark := "提现"
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if w.Remark != nil && *w.Remark != "" {
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remark = *w.Remark
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}
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withdrawFee := 0.0
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var refCfg model.SystemConfig
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if err := db.Where("config_key = ?", "referral_config").First(&refCfg).Error; err == nil {
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var refVal map[string]interface{}
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if err := json.Unmarshal(refCfg.ConfigValue, &refVal); err == nil {
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if v, ok := refVal["withdrawFee"].(float64); ok {
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withdrawFee = v / 100
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}
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}
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}
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actualAmount := w.Amount * (1 - withdrawFee)
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if actualAmount < 0.01 {
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actualAmount = 0.01
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}
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amountFen := int(actualAmount * 100)
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if amountFen < 1 {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "提现金额异常"})
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return
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}
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outBillNo := w.ID // 商户单号，回调时 out_bill_no 即此值，用于更新该条提现
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params := wechat.FundAppTransferParams{
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OutBillNo: outBillNo,
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OpenID: openID,
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Amount: amountFen,
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Remark: remark,
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NotifyURL: "", // 由 wechat 包从配置读取 WechatTransferURL
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TransferSceneId: "1005",
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}
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result, err := wechat.InitiateTransferByFundApp(params)
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if err != nil {
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errMsg := err.Error()
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fmt.Printf("[AdminWithdrawals] 发起转账失败 id=%s: %s\n", body.ID, errMsg)
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// 未初始化或未配置转账：仅标记为已打款并提示线下处理
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if errMsg == "支付/转账未初始化，请先调用 wechat.Init" || errMsg == "转账客户端未初始化" {
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_ = db.Model(&w).Updates(map[string]interface{}{
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"status": "success",
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"processed_at": now,
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}).Error
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"message": "已标记为已打款。当前未接入微信转账，请线下打款。",
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})
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return
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}
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// 微信接口报错或其它失败：把微信/具体原因返回给管理端展示，不返回「微信处理中」
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failMsg := errMsg
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_ = db.Model(&w).Updates(map[string]interface{}{
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"status": "failed",
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"fail_reason": failMsg,
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"error_message": failMsg,
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"processed_at": now,
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}).Error
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"error": "发起打款失败",
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"message": failMsg, // 管理端直接展示微信报错信息（如 IP 白名单、参数错误等）
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})
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return
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}
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// 防护：微信未返回商户单号时也按失败返回，避免管理端显示「已发起打款」却无单号
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if result.OutBillNo == "" {
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failMsg := "微信未返回商户单号，请检查商户平台（如 IP 白名单）或查看服务端日志"
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_ = db.Model(&w).Updates(map[string]interface{}{
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"status": "failed",
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"fail_reason": failMsg,
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"error_message": failMsg,
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"processed_at": now,
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}).Error
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"error": "发起打款失败",
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"message": failMsg,
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})
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return
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}
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// 打款已受理（微信同步返回），立即落库：商户单号、微信单号、package_info、按 state 设 status（不依赖回调）
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fmt.Printf("[AdminWithdrawals] 微信已受理 id=%s out_bill_no=%s transfer_bill_no=%s state=%s\n", body.ID, result.OutBillNo, result.TransferBillNo, result.State)
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rowStatus := "processing"
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if result.State == "WAIT_USER_CONFIRM" {
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rowStatus = "pending_confirm" // 待用户在小程序点击确认收款，回调在用户确认后才触发
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}
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upd := map[string]interface{}{
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"status": rowStatus,
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"detail_no": result.OutBillNo,
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"batch_no": result.OutBillNo,
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"batch_id": result.TransferBillNo,
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"processed_at": now,
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}
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if result.PackageInfo != "" {
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upd["package_info"] = result.PackageInfo
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}
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if err := db.Model(&w).Updates(upd).Error; err != nil {
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fmt.Printf("[AdminWithdrawals] 更新提现状态失败 id=%s: %v\n", body.ID, err)
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "更新状态失败: " + err.Error()})
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return
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}
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// 发起转账成功后发订阅消息（异步，失败不影响接口返回）
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if openID != "" {
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go func() {
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ctx := context.Background()
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if err := wechat.SendWithdrawSubscribeMessage(ctx, openID, w.Amount, true); err != nil {
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fmt.Printf("[AdminWithdrawals] 订阅消息发送失败 id=%s: %v\n", body.ID, err)
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}
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}()
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"message": "已发起打款，微信处理中",
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"data": gin.H{
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"out_bill_no": result.OutBillNo,
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"transfer_bill_no": result.TransferBillNo,
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},
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})
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return
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default:
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "action 须为 approve 或 reject"})
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}
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}
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// AdminWithdrawalsSync POST /api/admin/withdrawals/sync 主动向微信查询转账结果并更新状态（无回调时的备选）
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// body: { "id": "提现记录id" } 同步单条；不传 id 或 id 为空则同步所有 processing/pending_confirm
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func AdminWithdrawalsSync(c *gin.Context) {
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var body struct {
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ID string `json:"id"`
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}
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_ = c.ShouldBindJSON(&body)
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db := database.DB()
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var list []model.Withdrawal
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if body.ID != "" {
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var w model.Withdrawal
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if err := db.Where("id = ?", body.ID).First(&w).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": "提现记录不存在"})
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return
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}
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list = []model.Withdrawal{w}
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} else {
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if err := db.Where("status IN ?", []string{"processing", "pending_confirm"}).
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Find(&list).Error; err != nil || len(list) == 0 {
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c.JSON(http.StatusOK, gin.H{"success": true, "message": "暂无待同步记录", "synced": 0})
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return
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}
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}
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now := time.Now()
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synced := 0
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for _, w := range list {
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batchNo := ""
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detailNo := ""
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if w.BatchNo != nil {
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batchNo = *w.BatchNo
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}
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if w.DetailNo != nil {
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detailNo = *w.DetailNo
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}
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if detailNo == "" {
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continue
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}
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var status, failReason string
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// FundApp 单笔：batch_no == detail_no 时用商户单号查询
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if batchNo == detailNo {
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state, _, fail, err := wechat.QueryTransferByOutBill(detailNo)
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if err != nil {
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continue
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}
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status = state
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failReason = fail
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} else {
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res, err := wechat.QueryTransfer(batchNo, detailNo)
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if err != nil {
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continue
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}
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if s, ok := res["detail_status"].(string); ok {
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status = s
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}
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if s, ok := res["fail_reason"].(string); ok {
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failReason = s
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}
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}
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up := map[string]interface{}{"processed_at": now}
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switch status {
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case "SUCCESS":
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up["status"] = "success"
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case "FAIL":
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up["status"] = "failed"
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if failReason != "" {
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up["fail_reason"] = failReason
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}
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default:
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continue
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}
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if err := db.Model(&model.Withdrawal{}).Where("id = ?", w.ID).Updates(up).Error; err != nil {
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continue
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}
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synced++
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fmt.Printf("[AdminWithdrawals] 同步状态 id=%s -> %s\n", w.ID, up["status"])
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"message": "已向微信查询并更新",
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"synced": synced,
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"total": len(list),
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})
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}
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