Files
hfb_sys/backend/internal/model/chat.go
T

167 lines
7.5 KiB
Go

package model
import (
"time"
"gorm.io/datatypes"
"gorm.io/gorm"
)
type ChatConversation struct {
ID uint64 `gorm:"primaryKey" json:"id"`
OrderID *uint64 `gorm:"uniqueIndex" json:"order_id"`
ListingID *uint64 `gorm:"index" json:"listing_id"`
// 发布群没有固定订单时,以下字段保存该商品最新订单的轻量快照,供客服列表筛选使用。
// 这样读取会话列表不必每次扫描全部订单再按商品分组。
LatestOrderID *uint64 `gorm:"index" json:"-"`
LatestOrderNo string `gorm:"size:64;not null;default:''" json:"-"`
LatestOrderStatus string `gorm:"size:32;not null;default:'';index" json:"-"`
LatestOrderHandoffStatus string `gorm:"size:32;not null;default:''" json:"-"`
LatestOrderRefundStatus string `gorm:"size:32;not null;default:''" json:"-"`
// 待回复判断只需比较两个游标,避免每个会话再扫描聊天消息表。
LastAttentionMessageID uint64 `gorm:"not null;default:0" json:"-"`
LastAdminMessageID uint64 `gorm:"not null;default:0" json:"-"`
Type string `gorm:"size:32;not null;default:'order_group'" json:"type"`
SupportScene string `gorm:"column:support_scene;size:32;not null;default:''" json:"support_scene"`
Title string `gorm:"size:128;not null" json:"title"`
Status string `gorm:"size:32;not null;default:'active'" json:"status"`
LastMessageID *uint64 `json:"last_message_id"`
LastMessagePreview string `gorm:"size:255;not null;default:''" json:"last_message_preview"`
LastMessageAt *time.Time `json:"last_message_at"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
func (ChatConversation) TableName() string {
return "chat_conversations"
}
type ChatParticipant struct {
ID uint64 `gorm:"primaryKey" json:"id"`
ConversationID uint64 `gorm:"not null;index" json:"conversation_id"`
ParticipantType string `gorm:"size:16;not null;index" json:"participant_type"`
ParticipantID uint64 `gorm:"not null;index" json:"participant_id"`
Role string `gorm:"size:32;not null" json:"role"`
Remark string `gorm:"size:128;not null;default:''" json:"remark"`
LastReadAt *time.Time `json:"last_read_at"`
JoinedAt time.Time `json:"joined_at"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
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"`
SenderType string `gorm:"size:16;not null" json:"sender_type"`
SenderID uint64 `gorm:"not null;default:0" json:"sender_id"`
SenderRole string `gorm:"size:32;not null;default:''" json:"sender_role"`
ContentType string `gorm:"size:32;not null;default:'text'" json:"content_type"`
Content string `json:"content"`
AttachmentURLS datatypes.JSON `gorm:"column:attachment_urls" json:"attachment_urls"`
AdminAttentionType string `gorm:"column:admin_attention_type;size:32;not null;default:'';index" json:"admin_attention_type"`
CreatedAt time.Time `json:"created_at"`
}
func (ChatMessage) TableName() string {
return "chat_messages"
}
// AfterCreate 维护客服列表所需的两个消息游标;列表页只比较游标,不再对每个会话聚合消息表。
func (m *ChatMessage) AfterCreate(tx *gorm.DB) error {
if m.ID == 0 || m.ConversationID == 0 {
return nil
}
updates := map[string]any{}
if m.AdminAttentionType != "" || m.SenderType == "user" {
updates["last_attention_message_id"] = m.ID
}
if m.SenderType == "admin" {
updates["last_admin_message_id"] = m.ID
}
if len(updates) == 0 {
return nil
}
return tx.Model(&ChatConversation{}).Where("id = ?", m.ConversationID).Updates(updates).Error
}
type ChatQrCode struct {
ID uint64 `gorm:"primaryKey" json:"id"`
ImageURL string `gorm:"size:512;not null" json:"image_url"`
GroupName string `gorm:"size:128;not null;default:''" json:"group_name"`
Status string `gorm:"size:16;not null;default:'unused'" json:"status"`
ConversationID *uint64 `gorm:"index" json:"conversation_id"`
UsedAt *time.Time `json:"used_at"`
ExpiresAt *time.Time `json:"expires_at"`
CreatedBy uint64 `gorm:"not null" json:"created_by"`
Note string `gorm:"size:255;not null;default:''" json:"note"`
WecomRenamed bool `gorm:"not null;default:false" json:"wecom_renamed"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
func (ChatQrCode) TableName() string {
return "chat_qrcode_pool"
}
type ChatQrCodeDeliveryTask struct {
ID uint64 `gorm:"primaryKey" json:"id"`
ConversationID uint64 `gorm:"column:conversation_id;not null;uniqueIndex" json:"conversation_id"`
Status string `gorm:"size:16;not null;default:'pending';index" json:"status"`
QrCodeID *uint64 `gorm:"column:qrcode_id;index" json:"qrcode_id"`
ErrorMessage string `gorm:"column:error_message;size:255;not null;default:''" json:"error_message"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
SentAt *time.Time `gorm:"column:sent_at" json:"sent_at"`
}
func (ChatQrCodeDeliveryTask) TableName() string {
return "chat_qrcode_delivery_tasks"
}
type ChatSupportGroup struct {
ID uint64 `gorm:"primaryKey" json:"id"`
Code string `gorm:"size:64;not null;uniqueIndex" json:"code"`
Name string `gorm:"size:64;not null" json:"name"`
Description string `gorm:"size:255;not null;default:''" json:"description"`
Status string `gorm:"size:16;not null;default:'active';index" json:"status"`
SortOrder int `gorm:"not null;default:0" json:"sort_order"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
func (ChatSupportGroup) TableName() string {
return "chat_support_groups"
}
type ChatSupportGroupMember struct {
ID uint64 `gorm:"primaryKey" json:"id"`
GroupID uint64 `gorm:"not null;uniqueIndex:uk_support_group_member" json:"group_id"`
AdminID uint64 `gorm:"column:admin_user_id;not null;uniqueIndex:uk_support_group_member;index" json:"admin_id"`
CreatedAt time.Time `json:"created_at"`
}
func (ChatSupportGroupMember) TableName() string {
return "chat_support_group_members"
}