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- package repo
-
- import (
- "gim/internal/logic/domain/group/model"
- "gim/pkg/db"
- "gim/pkg/gerrors"
-
- "github.com/jinzhu/gorm"
- )
-
- type groupUserRepo struct{}
-
- var GroupUserRepo = new(groupUserRepo)
-
- // ListByUserId 获取用户加入的群组信息
- func (*groupUserRepo) ListByUserId(userId int64) ([]model.Group, error) {
- var groups []model.Group
- err := db.DB.Select("g.id,g.name,g.avatar_url,g.introduction,g.user_num,g.extra,g.create_time,g.update_time").
- Table("group_user u").
- Joins("join `group` g on u.group_id = g.id").
- Where("u.user_id = ?", userId).
- Find(&groups).Error
- if err != nil {
- return nil, gerrors.WrapError(err)
- }
- return groups, nil
- }
-
- // ListUser 获取群组用户信息
- func (*groupUserRepo) ListUser(groupId int64) ([]model.GroupUser, error) {
- var groupUsers []model.GroupUser
- err := db.DB.Find(&groupUsers, "group_id = ?", groupId).Error
- if err != nil {
- return nil, gerrors.WrapError(err)
- }
- return groupUsers, nil
- }
-
- // Get 获取群组用户信息,用户不存在返回nil
- func (*groupUserRepo) Get(groupId, userId int64) (*model.GroupUser, error) {
- var groupUser model.GroupUser
- err := db.DB.First(&groupUser, "group_id = ? and user_id = ?", groupId, userId).Error
- if err != nil && err != gorm.ErrRecordNotFound {
- return nil, gerrors.WrapError(err)
- }
- if err == gorm.ErrRecordNotFound {
- return nil, nil
- }
- return &groupUser, nil
- }
-
- // Save 将用户添加到群组
- func (*groupUserRepo) Save(groupUser *model.GroupUser) error {
- err := db.DB.Save(&groupUser).Error
- if err != nil {
- return gerrors.WrapError(err)
- }
- return nil
- }
-
- // Delete 将用户从群组删除
- func (d *groupUserRepo) Delete(groupId int64, userId int64) error {
- err := db.DB.Exec("delete from group_user where group_id = ? and user_id = ?",
- groupId, userId).Error
- if err != nil {
- return gerrors.WrapError(err)
- }
- return nil
- }
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