Function updateIssueUsersByMentions

internal/database/issue.go:1442–1464

updateIssueUsersByMentions updates issue-user pairs by mentioning.

(e Engine, issueID int64, uids []int64)

// updateIssueUsersByMentions updates issue-user pairs by mentioning.
func updateIssueUsersByMentions(e Engine, issueID int64, uids []int64) error {
	for _, uid := range uids {
		iu := &IssueUser{
			UserID:  uid,
			IssueID: issueID,
		}
		has, err := e.Get(iu)
		if err != nil {
			return err
		}

		iu.IsMentioned = true
		if has {
			_, err = e.ID(iu.ID).AllCols().Update(iu)
		} else {
			_, err = e.Insert(iu)
		}
		if err != nil {
			return err
		}
	}
	return nil
}