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// Copyright 2017 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package issues
import (
"context"
"fmt"
"code.gitea.io/gitea/models/db"
repo_model "code.gitea.io/gitea/models/repo"
)
// IssueUser represents an issue-user relation.
type IssueUser struct {
ID int64 `xorm:"pk autoincr"`
UID int64 `xorm:"INDEX unique(uid_to_issue)"` // User ID.
IssueID int64 `xorm:"INDEX unique(uid_to_issue)"`
IsRead bool
IsMentioned bool
}
func init() {
db.RegisterModel(new(IssueUser))
}
// NewIssueUsers inserts an issue related users
func NewIssueUsers(ctx context.Context, repo *repo_model.Repository, issue *Issue) error {
assignees, err := repo_model.GetRepoAssignees(ctx, repo)
if err != nil {
return fmt.Errorf("getAssignees: %w", err)
}
// Poster can be anyone, append later if not one of assignees.
isPosterAssignee := false
// Leave a seat for poster itself to append later, but if poster is one of assignee
// and just waste 1 unit is cheaper than re-allocate memory once.
issueUsers := make([]*IssueUser, 0, len(assignees)+1)
for _, assignee := range assignees {
issueUsers = append(issueUsers, &IssueUser{
IssueID: issue.ID,
UID: assignee.ID,
})
isPosterAssignee = isPosterAssignee || assignee.ID == issue.PosterID
}
if !isPosterAssignee {
issueUsers = append(issueUsers, &IssueUser{
IssueID: issue.ID,
UID: issue.PosterID,
})
}
return db.Insert(ctx, issueUsers)
}
// UpdateIssueUserByRead updates issue-user relation for reading.
func UpdateIssueUserByRead(ctx context.Context, uid, issueID int64) error {
_, err := db.GetEngine(ctx).Exec("UPDATE `issue_user` SET is_read=? WHERE uid=? AND issue_id=?", true, uid, issueID)
return err
}
// UpdateIssueUsersByMentions updates issue-user pairs by mentioning.
func UpdateIssueUsersByMentions(ctx context.Context, issueID int64, uids []int64) error {
for _, uid := range uids {
iu := &IssueUser{
UID: uid,
IssueID: issueID,
}
has, err := db.GetEngine(ctx).Get(iu)
if err != nil {
return err
}
iu.IsMentioned = true
if has {
_, err = db.GetEngine(ctx).ID(iu.ID).Cols("is_mentioned").Update(iu)
} else {
_, err = db.GetEngine(ctx).Insert(iu)
}
if err != nil {
return err
}
}
return nil
}
// GetIssueMentionIDs returns all mentioned user IDs of an issue.
func GetIssueMentionIDs(ctx context.Context, issueID int64) ([]int64, error) {
var ids []int64
return ids, db.GetEngine(ctx).Table(IssueUser{}).
Where("issue_id=?", issueID).
And("is_mentioned=?", true).
Select("uid").
Find(&ids)
}
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