修复当前卡不对的问题

internal/handler/app/client_device.go

@@ -136,12 +136,14 @@ func (h *ClientDeviceHandler) GetDeviceCards(c *fiber.Ctx) error {
 		return response.Success(c, &dto.DeviceCardListResponse{Cards: []dto.DeviceCardItem{}})
 	}
 
-	// 收集卡 ID 并记录插槽位置映射
+	// 收集卡 ID，并记录插槽位置与当前在用标识
 	cardIDs := make([]uint, 0, len(bindings))
 	slotMap := make(map[uint]int, len(bindings))
+	isCurrentMap := make(map[uint]bool, len(bindings))
 	for _, b := range bindings {
 		cardIDs = append(cardIDs, b.IotCardID)
 		slotMap[b.IotCardID] = b.SlotPosition
+		isCurrentMap[b.IotCardID] = b.IsCurrent
 	}
 
 	// 批量查询卡详情
@@ -153,7 +155,7 @@ func (h *ClientDeviceHandler) GetDeviceCards(c *fiber.Ctx) error {
 		return errors.New(errors.CodeInternalError)
 	}
 
-	// 组装响应，slot_position == 1 视为当前激活卡
+	// 组装响应，当前激活卡以绑定表 is_current 为准
 	items := make([]dto.DeviceCardItem, 0, len(cards))
 	for _, card := range cards {
 		slot := slotMap[card.ID]
@@ -166,7 +168,8 @@ func (h *ClientDeviceHandler) GetDeviceCards(c *fiber.Ctx) error {
 			NetworkStatus:  networkStatusText(card.NetworkStatus),
 			RealNameStatus: card.RealNameStatus,
 			SlotPosition:   slot,
-			IsActive:       slot == 1,
+			IsActive:       isCurrentMap[card.ID],
+			RealnamePolicy: card.RealnamePolicy,
 		})
 	}