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https://github.com/go-gitea/gitea
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42904cb98a
* Notification - Step 1 * Add copyright headers * Cache issue and repository on notification model
250 lines
6.5 KiB
Go
250 lines
6.5 KiB
Go
// Copyright 2016 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package models
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import (
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"time"
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)
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type (
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// NotificationStatus is the status of the notification (read or unread)
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NotificationStatus uint8
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// NotificationSource is the source of the notification (issue, PR, commit, etc)
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NotificationSource uint8
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)
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const (
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// NotificationStatusUnread represents an unread notification
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NotificationStatusUnread NotificationStatus = iota + 1
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// NotificationStatusRead represents a read notification
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NotificationStatusRead
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)
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const (
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// NotificationSourceIssue is a notification of an issue
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NotificationSourceIssue NotificationSource = iota + 1
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// NotificationSourcePullRequest is a notification of a pull request
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NotificationSourcePullRequest
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// NotificationSourceCommit is a notification of a commit
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NotificationSourceCommit
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)
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// Notification represents a notification
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type Notification struct {
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ID int64 `xorm:"pk autoincr"`
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UserID int64 `xorm:"INDEX NOT NULL"`
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RepoID int64 `xorm:"INDEX NOT NULL"`
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Status NotificationStatus `xorm:"SMALLINT INDEX NOT NULL"`
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Source NotificationSource `xorm:"SMALLINT INDEX NOT NULL"`
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IssueID int64 `xorm:"INDEX NOT NULL"`
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CommitID string `xorm:"INDEX"`
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UpdatedBy int64 `xorm:"INDEX NOT NULL"`
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Issue *Issue `xorm:"-"`
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Repository *Repository `xorm:"-"`
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Created time.Time `xorm:"-"`
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CreatedUnix int64 `xorm:"INDEX NOT NULL"`
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Updated time.Time `xorm:"-"`
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UpdatedUnix int64 `xorm:"INDEX NOT NULL"`
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}
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// BeforeInsert runs while inserting a record
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func (n *Notification) BeforeInsert() {
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var (
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now = time.Now()
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nowUnix = now.Unix()
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)
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n.Created = now
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n.CreatedUnix = nowUnix
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n.Updated = now
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n.UpdatedUnix = nowUnix
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}
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// BeforeUpdate runs while updateing a record
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func (n *Notification) BeforeUpdate() {
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var (
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now = time.Now()
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nowUnix = now.Unix()
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)
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n.Updated = now
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n.UpdatedUnix = nowUnix
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}
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// CreateOrUpdateIssueNotifications creates an issue notification
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// for each watcher, or updates it if already exists
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func CreateOrUpdateIssueNotifications(issue *Issue, notificationAuthorID int64) error {
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sess := x.NewSession()
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defer sess.Close()
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if err := sess.Begin(); err != nil {
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return err
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}
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if err := createOrUpdateIssueNotifications(sess, issue, notificationAuthorID); err != nil {
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return err
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}
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return sess.Commit()
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}
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func createOrUpdateIssueNotifications(e Engine, issue *Issue, notificationAuthorID int64) error {
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watches, err := getWatchers(e, issue.RepoID)
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if err != nil {
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return err
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}
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notifications, err := getNotificationsByIssueID(e, issue.ID)
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if err != nil {
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return err
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}
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for _, watch := range watches {
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// do not send notification for the own issuer/commenter
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if watch.UserID == notificationAuthorID {
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continue
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}
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if notificationExists(notifications, issue.ID, watch.UserID) {
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err = updateIssueNotification(e, watch.UserID, issue.ID, notificationAuthorID)
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} else {
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err = createIssueNotification(e, watch.UserID, issue, notificationAuthorID)
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}
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if err != nil {
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return err
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}
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}
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return nil
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}
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func getNotificationsByIssueID(e Engine, issueID int64) (notifications []*Notification, err error) {
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err = e.
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Where("issue_id = ?", issueID).
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Find(¬ifications)
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return
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}
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func notificationExists(notifications []*Notification, issueID, userID int64) bool {
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for _, notification := range notifications {
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if notification.IssueID == issueID && notification.UserID == userID {
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return true
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}
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}
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return false
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}
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func createIssueNotification(e Engine, userID int64, issue *Issue, updatedByID int64) error {
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notification := &Notification{
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UserID: userID,
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RepoID: issue.RepoID,
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Status: NotificationStatusUnread,
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IssueID: issue.ID,
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UpdatedBy: updatedByID,
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}
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if issue.IsPull {
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notification.Source = NotificationSourcePullRequest
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} else {
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notification.Source = NotificationSourceIssue
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}
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_, err := e.Insert(notification)
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return err
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}
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func updateIssueNotification(e Engine, userID, issueID, updatedByID int64) error {
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notification, err := getIssueNotification(e, userID, issueID)
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if err != nil {
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return err
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}
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notification.Status = NotificationStatusUnread
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notification.UpdatedBy = updatedByID
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_, err = e.Id(notification.ID).Update(notification)
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return err
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}
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func getIssueNotification(e Engine, userID, issueID int64) (*Notification, error) {
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notification := new(Notification)
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_, err := e.
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Where("user_id = ?", userID).
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And("issue_id = ?", issueID).
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Get(notification)
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return notification, err
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}
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// NotificationsForUser returns notifications for a given user and status
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func NotificationsForUser(user *User, status NotificationStatus) ([]*Notification, error) {
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return notificationsForUser(x, user, status)
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}
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func notificationsForUser(e Engine, user *User, status NotificationStatus) (notifications []*Notification, err error) {
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err = e.
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Where("user_id = ?", user.ID).
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And("status = ?", status).
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OrderBy("updated_unix DESC").
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Find(¬ifications)
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return
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}
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// GetRepo returns the repo of the notification
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func (n *Notification) GetRepo() (*Repository, error) {
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n.Repository = new(Repository)
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_, err := x.
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Where("id = ?", n.RepoID).
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Get(n.Repository)
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return n.Repository, err
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}
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// GetIssue returns the issue of the notification
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func (n *Notification) GetIssue() (*Issue, error) {
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n.Issue = new(Issue)
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_, err := x.
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Where("id = ?", n.IssueID).
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Get(n.Issue)
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return n.Issue, err
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}
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// GetNotificationReadCount returns the notification read count for user
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func GetNotificationReadCount(user *User) (int64, error) {
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return GetNotificationCount(user, NotificationStatusRead)
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}
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// GetNotificationUnreadCount returns the notification unread count for user
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func GetNotificationUnreadCount(user *User) (int64, error) {
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return GetNotificationCount(user, NotificationStatusUnread)
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}
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// GetNotificationCount returns the notification count for user
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func GetNotificationCount(user *User, status NotificationStatus) (int64, error) {
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return getNotificationCount(x, user, status)
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}
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func getNotificationCount(e Engine, user *User, status NotificationStatus) (count int64, err error) {
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count, err = e.
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Where("user_id = ?", user.ID).
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And("status = ?", status).
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Count(&Notification{})
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return
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}
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func setNotificationStatusRead(e Engine, userID, issueID int64) error {
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notification, err := getIssueNotification(e, userID, issueID)
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// ignore if not exists
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if err != nil {
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return nil
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}
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notification.Status = NotificationStatusRead
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_, err = e.Id(notification.ID).Update(notification)
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return err
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}
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