package models type ReplyItem struct { Id string `json:"item_id"` Content string `json:"item_content"` GroupId string `json:"group_id"` ItemName string `json:"item_name"` UserId string `json:"user_id"` } type ReplyGroup struct { Id string `json:"group_id"` GroupName string `json:"group_name"` UserId string `json:"user_id"` Items []*ReplyItem `json:"items";"` } func FindReplyByUserId(userId interface{}) []*ReplyGroup { var replyGroups []*ReplyGroup //DB.Raw("select a.*,b.* from reply_group a left join reply_item b on a.id=b.group_id where a.user_id=? ", userId).Scan(&replyGroups) var replyItems []*ReplyItem DB.Where("user_id = ?", userId).Find(&replyGroups) DB.Where("user_id = ?", userId).Find(&replyItems) temp := make(map[string]*ReplyGroup) for _, replyGroup := range replyGroups { replyGroup.Items = make([]*ReplyItem, 0) temp[replyGroup.Id] = replyGroup } for _, replyItem := range replyItems { temp[replyItem.GroupId].Items = append(temp[replyItem.GroupId].Items, replyItem) } return replyGroups } func CreateReplyGroup(groupName string, userId string) { g := &ReplyGroup{ GroupName: groupName, UserId: userId, } DB.Create(g) } func CreateReplyContent(groupId string, userId string, content string) { g := &ReplyItem{ GroupId: groupId, UserId: userId, Content: content, ItemName: "", } DB.Create(g) } func DeleteReplyContent(id string, userId string) { DB.Where("user_id = ? and id = ?", userId, id).Delete(ReplyItem{}) } func DeleteReplyGroup(id string, userId string) { DB.Where("user_id = ? and id = ?", userId, id).Delete(ReplyGroup{}) DB.Where("user_id = ? and group_id = ?", userId, id).Delete(ReplyItem{}) }