修复序列化的问题

internal/service/asset/service.go

@@ -7,6 +7,7 @@ import (
 	"context"
 	stderrors "errors"
 	"sort"
+	"strconv"
 	"time"
 
 	"github.com/break/junhong_cmp_fiber/internal/gateway"
@@ -442,36 +443,36 @@ func (s *Service) fetchDeviceGatewayInfo(ctx context.Context, deviceID uint) *dt
 func mapSyncRespToDeviceGatewayInfo(r *gateway.SyncDeviceInfoResp) *dto.DeviceGatewayInfo {
 	info := &dto.DeviceGatewayInfo{
 		OnlineStatus:    flexIntPtr(r.OnlineStatus),
-		RunTime:         strPtr(r.RunTime),
-		ConnectTime:     strPtr(r.ConnectTime),
-		LastOnlineTime:  strPtr(r.LastOnlineTime),
-		LastUpdateTime:  strPtr(r.LastUpdateTime),
+		RunTime:         flexStrPtr(r.RunTime),
+		ConnectTime:     flexStrPtr(r.ConnectTime),
+		LastOnlineTime:  flexStrPtr(r.LastOnlineTime),
+		LastUpdateTime:  flexStrPtr(r.LastUpdateTime),
 		Rsrp:            flexIntPtr(r.Rsrp),
 		Rsrq:            flexIntPtr(r.Rsrq),
-		Rssi:            strPtr(r.RSSI),
+		Rssi:            flexStrPtr(r.RSSI),
 		Sinr:            flexIntPtr(r.Sinr),
-		SSID:            strPtr(r.SSID),
+		SSID:            flexStrPtr(r.SSID),
 		WifiEnabled:     flexBoolPtr(r.WifiEnabled),
-		WifiPassword:    strPtr(r.WifiPassword),
-		IPAddress:       strPtr(r.IPAddress),
-		WANIP:           strPtr(r.WANIP),
-		LANIP:           strPtr(r.LANIP),
-		MACAddress:      strPtr(r.MacAddress),
-		DailyUsage:      strPtr(r.DailyUsage),
-		DLStats:         strPtr(r.DLStats),
-		ULStats:         strPtr(r.ULStats),
+		WifiPassword:    flexStrPtr(r.WifiPassword),
+		IPAddress:       flexStrPtr(r.IPAddress),
+		WANIP:           flexStrPtr(r.WANIP),
+		LANIP:           flexStrPtr(r.LANIP),
+		MACAddress:      flexStrPtr(r.MacAddress),
+		DailyUsage:      flexStrPtr(r.DailyUsage),
+		DLStats:         flexStrPtr(r.DLStats),
+		ULStats:         flexStrPtr(r.ULStats),
 		LimitSpeed:      flexIntPtr(r.LimitSpeed),
-		CurrentIccid:    strPtr(r.CurrentIccid),
+		CurrentIccid:    flexStrPtr(r.CurrentIccid),
 		MaxClients:      flexIntPtr(r.MaxClients),
 		ClientNumber:    flexIntPtr(r.ClientNumber),
-		SoftwareVersion: strPtr(r.SoftwareVersion),
-		SwitchMode:      strPtr(r.SwitchMode),
+		SoftwareVersion: flexStrPtr(r.SoftwareVersion),
+		SwitchMode:      flexStrPtr(r.SwitchMode),
 		SyncInterval:    flexIntPtr(r.SyncInterval),
-		DeviceID:        strPtr(r.DeviceID),
-		DeviceName:      strPtr(r.DeviceName),
-		DeviceType:      strPtr(r.DeviceType),
-		IMEI:            strPtr(r.IMEI),
-		IMSI:            strPtr(r.IMSI),
+		DeviceID:        flexStrPtr(r.DeviceID),
+		DeviceName:      flexStrPtr(r.DeviceName),
+		DeviceType:      flexStrPtr(r.DeviceType),
+		IMEI:            flexStrPtr(r.IMEI),
+		IMSI:            flexStrPtr(r.IMSI),
 		Status:          flexIntPtr(r.Status),
 	}
 	if r.BatteryLevel != nil {
@@ -490,6 +491,11 @@ func strPtr(s string) *string {
 	return &s
 }
 
+// flexStrPtr 将 FlexString 转为字符串指针
+func flexStrPtr(s gateway.FlexString) *string {
+	return strPtr(string(s))
+}
+
 func flexBoolPtr(fb gateway.FlexBool) *bool {
 	b := bool(fb)
 	return &b
@@ -580,19 +586,14 @@ func (s *Service) Refresh(ctx context.Context, assetType string, id uint) (*dto.
 func (s *Service) updateDeviceFromSyncInfo(ctx context.Context, deviceID uint, resp *gateway.SyncDeviceInfoResp) {
 	now := time.Now()
 
-	// 解析 LastOnlineTime（ISO 8601 字符串 → *time.Time）
-	var lastOnlineTime *time.Time
-	if resp.LastOnlineTime != "" {
-		if t, err := time.Parse(time.RFC3339, resp.LastOnlineTime); err == nil {
-			lastOnlineTime = &t
-		}
-	}
+	// Gateway 时间字段可能返回 RFC3339 或 Unix 时间戳，统一解析后再回写数据库
+	lastOnlineTime := parseGatewayTime(resp.LastOnlineTime)
 
 	// 更新设备 5 个存储字段
 	updates := map[string]any{
 		"online_status":        int(resp.OnlineStatus),
-		"software_version":     resp.SoftwareVersion,
-		"switch_mode":          resp.SwitchMode,
+		"software_version":     string(resp.SoftwareVersion),
+		"switch_mode":          string(resp.SwitchMode),
 		"last_gateway_sync_at": now,
 	}
 	if lastOnlineTime != nil {
@@ -609,9 +610,9 @@ func (s *Service) updateDeviceFromSyncInfo(ctx context.Context, deviceID uint, r
 		return
 	}
 
-	if resp.CurrentIccid != "" {
+	if string(resp.CurrentIccid) != "" {
 		// 更新 is_current 标识（事务原子操作，per D-14 决策）
-		if err := s.deviceSimBindingStore.UpdateIsCurrentByDeviceID(ctx, deviceID, resp.CurrentIccid); err != nil {
+		if err := s.deviceSimBindingStore.UpdateIsCurrentByDeviceID(ctx, deviceID, string(resp.CurrentIccid)); err != nil {
 			logger.GetAppLogger().Warn("sync-info 更新 is_current 失败",
 				zap.Uint("device_id", deviceID),
 				zap.Error(err))
@@ -619,6 +620,33 @@ func (s *Service) updateDeviceFromSyncInfo(ctx context.Context, deviceID uint, r
 	}
 }
 
+// parseGatewayTime 兼容解析 Gateway 时间字段
+// 支持 RFC3339 字符串、Unix 秒时间戳、Unix 毫秒时间戳。
+func parseGatewayTime(raw gateway.FlexString) *time.Time {
+	value := string(raw)
+	if value == "" {
+		return nil
+	}
+
+	if t, err := time.Parse(time.RFC3339, value); err == nil {
+		return &t
+	}
+
+	// 兼容网关返回的纯数字时间戳（秒或毫秒）
+	ts, err := strconv.ParseInt(value, 10, 64)
+	if err != nil {
+		return nil
+	}
+
+	var t time.Time
+	if len(value) >= 13 {
+		t = time.UnixMilli(ts)
+	} else {
+		t = time.Unix(ts, 0)
+	}
+	return &t
+}
+
 // GetPackages 获取资产的所有套餐列表（支持分页）
 // page 默认 1，pageSize 默认 50，pageSize 最大 100
 func (s *Service) GetPackages(ctx context.Context, assetType string, id uint, page, pageSize int) (*dto.AssetPackagesResult, error) {