vikunja-api/pkg/models/list_users_create.go

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package models
// Create creates a new list <-> user relation
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func (ul *ListUser) Create(u *User) (err error) {
// Check if the right is valid
if err := ul.Right.isValid(); err != nil {
return err
}
// Check if the list exists
l := &List{ID: ul.ListID}
if err = l.GetSimpleByID(); err != nil {
return
}
// Check if the user exists
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if _, err = GetUserByID(ul.UserID); err != nil {
return err
}
// Check if the user already has access or is owner of that list
// We explicitly DONT check for teams here
if l.OwnerID == ul.UserID {
return ErrUserAlreadyHasAccess{UserID: ul.UserID, ListID: ul.ListID}
}
exist, err := x.Where("list_id = ? AND user_id = ?", ul.ListID, ul.UserID).Get(&ListUser{})
if err != nil {
return
}
if exist {
return ErrUserAlreadyHasAccess{UserID: ul.UserID, ListID: ul.ListID}
}
// Insert user <-> list relation
_, err = x.Insert(ul)
return
}