perf(chat): 优化后台客服会话查询与状态

2026-08-25 15:53:10 +08:00
parent 87327fbd91
commit 417f7398e4
14 changed files with 461 additions and 141 deletions
@@ -42,6 +42,23 @@ func (ChatParticipant) TableName() string {
 	return "chat_participants"
 }

+// ChatAdminConversationState stores per-admin state even when the admin is not
+// an assigned participant of the conversation.
+type ChatAdminConversationState struct {
+	ID                uint64     `gorm:"primaryKey" json:"id"`
+	ConversationID    uint64     `gorm:"not null;uniqueIndex:uk_chat_admin_conversation_state;index" json:"conversation_id"`
+	AdminUserID       uint64     `gorm:"not null;uniqueIndex:uk_chat_admin_conversation_state;index" json:"admin_user_id"`
+	Remark            string     `gorm:"size:128;not null;default:''" json:"remark"`
+	LastReadMessageID uint64     `gorm:"not null;default:0" json:"last_read_message_id"`
+	LastReadAt        *time.Time `json:"last_read_at"`
+	CreatedAt         time.Time  `json:"created_at"`
+	UpdatedAt         time.Time  `json:"updated_at"`
+}
+
+func (ChatAdminConversationState) TableName() string {
+	return "chat_admin_conversation_states"
+}
+
 type ChatMessage struct {
 	ID             uint64         `gorm:"primaryKey" json:"id"`
 	ConversationID uint64         `gorm:"not null;index" json:"conversation_id"`