fix: 修复代理卡密列表数据不显示问题

- Card模型添加AgentID字段
- 生成卡密时设置AgentID
- handleGetCards返回正确格式的数据(包含app_name, card_type_name, code等)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

backend/internal/model/models.go

@@ -286,6 +286,7 @@ type Card struct {
 	CardTypeID    uint           `gorm:"index;not null" json:"card_type_id"`
 	CardKey       string         `gorm:"uniqueIndex;size:100" json:"card_key"`
 	CreatorID     uint           `gorm:"index" json:"creator_id"`
+	AgentID       *uint          `gorm:"index" json:"agent_id"`
 	AppUserID     *uint          `gorm:"index" json:"app_user_id"`
 	Status        string         `gorm:"size:20;default:unused;index" json:"status"`
 	UsedAt        *time.Time     `json:"used_at"`
@@ -297,6 +298,7 @@ type Card struct {
 	Application *Application `gorm:"foreignKey:ApplicationID" json:"application,omitempty"`
 	CardType    CardType     `gorm:"foreignKey:CardTypeID" json:"card_type,omitempty"`
 	Creator     User         `gorm:"foreignKey:CreatorID" json:"creator,omitempty"`
+	Agent       *User        `gorm:"foreignKey:AgentID" json:"agent,omitempty"`
 	AppUser     *AppUser     `gorm:"foreignKey:AppUserID" json:"app_user,omitempty"`
 }
 

backend/internal/router/agent/agent.go

@@ -172,8 +172,51 @@ func handleGetCards(c *gin.Context) {
 
 	database.DB.Where("agent_id = ?", userID).Order("created_at DESC").Limit(limit).Offset(offset).Find(&cards)
 
+	// 获取关联数据
+	cardTypeIDs := make([]uint, 0)
+	appIDs := make([]uint, 0)
+	for _, card := range cards {
+		cardTypeIDs = append(cardTypeIDs, card.CardTypeID)
+		appIDs = append(appIDs, card.ApplicationID)
+	}
+
+	cardTypeMap := make(map[uint]model.CardType)
+	if len(cardTypeIDs) > 0 {
+		var cardTypes []model.CardType
+		database.DB.Where("id IN ?", cardTypeIDs).Find(&cardTypes)
+		for _, ct := range cardTypes {
+			cardTypeMap[ct.ID] = ct
+		}
+	}
+
+	appMap := make(map[uint]model.Application)
+	if len(appIDs) > 0 {
+		var apps []model.Application
+		database.DB.Where("id IN ?", appIDs).Find(&apps)
+		for _, app := range apps {
+			appMap[app.ID] = app
+		}
+	}
+
+	// 构建返回数据
+	cardList := make([]gin.H, 0)
+	for _, card := range cards {
+		ct := cardTypeMap[card.CardTypeID]
+		app := appMap[card.ApplicationID]
+
+		cardList = append(cardList, gin.H{
+			"id":             card.ID,
+			"code":           card.CardKey,
+			"app_name":       app.Name,
+			"card_type_name": ct.Name,
+			"status":         card.Status,
+			"created_at":     card.CreatedAt,
+			"used_at":        card.UsedAt,
+		})
+	}
+
 	response.Success(c, gin.H{
-		"cards": cards,
+		"cards": cardList,
 		"total": total,
 	})
 }
@@ -225,6 +268,7 @@ func handleGenerateCards(c *gin.Context) {
 			CardTypeID:    req.CardTypeID,
 			CardKey:       generateCardCode(),
 			CreatorID:     userID,
+			AgentID:       &userID,
 			Status:        "unused",
 		}
 	}