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// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"code.gitea.io/gitea/modules/timeutil"
)
// IssueWatch is connection request for receiving issue notification.
type IssueWatch struct {
ID int64 `xorm:"pk autoincr"`
UserID int64 `xorm:"UNIQUE(watch) NOT NULL"`
IssueID int64 `xorm:"UNIQUE(watch) NOT NULL"`
IsWatching bool `xorm:"NOT NULL"`
CreatedUnix timeutil.TimeStamp `xorm:"created NOT NULL"`
UpdatedUnix timeutil.TimeStamp `xorm:"updated NOT NULL"`
}
// IssueWatchList contains IssueWatch
type IssueWatchList []*IssueWatch
// CreateOrUpdateIssueWatch set watching for a user and issue
func CreateOrUpdateIssueWatch(userID, issueID int64, isWatching bool) error {
iw, exists, err := getIssueWatch(x, userID, issueID)
if err != nil {
return err
}
if !exists {
iw = &IssueWatch{
UserID: userID,
IssueID: issueID,
IsWatching: isWatching,
}
if _, err := x.Insert(iw); err != nil {
return err
}
} else {
iw.IsWatching = isWatching
if _, err := x.ID(iw.ID).Cols("is_watching", "updated_unix").Update(iw); err != nil {
return err
}
}
return nil
}
// GetIssueWatch returns all IssueWatch objects from db by user and issue
// the current Web-UI need iw object for watchers AND explicit non-watchers
func GetIssueWatch(userID, issueID int64) (iw *IssueWatch, exists bool, err error) {
return getIssueWatch(x, userID, issueID)
}
// Return watcher AND explicit non-watcher if entry in db exist
func getIssueWatch(e Engine, userID, issueID int64) (iw *IssueWatch, exists bool, err error) {
iw = new(IssueWatch)
exists, err = e.
Where("user_id = ?", userID).
And("issue_id = ?", issueID).
Get(iw)
return
}
// GetIssueWatchersIDs returns IDs of subscribers to a given issue id
// but avoids joining with `user` for performance reasons
// User permissions must be verified elsewhere if required
func GetIssueWatchersIDs(issueID int64) ([]int64, error) {
ids := make([]int64, 0, 64)
return ids, x.Table("issue_watch").
Where("issue_id=?", issueID).
And("is_watching = ?", true).
Select("user_id").
Find(&ids)
}
// GetIssueWatchers returns watchers/unwatchers of a given issue
func GetIssueWatchers(issueID int64) (IssueWatchList, error) {
return getIssueWatchers(x, issueID)
}
func getIssueWatchers(e Engine, issueID int64) (watches IssueWatchList, err error) {
err = e.
Where("`issue_watch`.issue_id = ?", issueID).
And("`issue_watch`.is_watching = ?", true).
And("`user`.is_active = ?", true).
And("`user`.prohibit_login = ?", false).
Join("INNER", "`user`", "`user`.id = `issue_watch`.user_id").
Find(&watches)
return
}
func removeIssueWatchersByRepoID(e Engine, userID int64, repoID int64) error {
iw := &IssueWatch{
IsWatching: false,
}
_, err := e.
Join("INNER", "issue", "`issue`.id = `issue_watch`.issue_id AND `issue`.repo_id = ?", repoID).
Cols("is_watching", "updated_unix").
Where("`issue_watch`.user_id = ?", userID).
Update(iw)
return err
}
// LoadWatchUsers return watching users
func (iwl IssueWatchList) LoadWatchUsers() (users UserList, err error) {
return iwl.loadWatchUsers(x)
}
func (iwl IssueWatchList) loadWatchUsers(e Engine) (users UserList, err error) {
if len(iwl) == 0 {
return []*User{}, nil
}
var userIDs = make([]int64, 0, len(iwl))
for _, iw := range iwl {
if iw.IsWatching {
userIDs = append(userIDs, iw.UserID)
}
}
if len(userIDs) == 0 {
return []*User{}, nil
}
err = e.In("id", userIDs).Find(&users)
return
}
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