bench-forgejo/models/issue_list.go
2018-08-02 21:49:05 +08:00

483 lines
10 KiB
Go

// 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 "fmt"
// IssueList defines a list of issues
type IssueList []*Issue
const (
// default variables number on IN () in SQL
defaultMaxInSize = 50
)
func (issues IssueList) getRepoIDs() []int64 {
repoIDs := make(map[int64]struct{}, len(issues))
for _, issue := range issues {
if _, ok := repoIDs[issue.RepoID]; !ok {
repoIDs[issue.RepoID] = struct{}{}
}
}
return keysInt64(repoIDs)
}
func (issues IssueList) loadRepositories(e Engine) ([]*Repository, error) {
if len(issues) == 0 {
return nil, nil
}
repoIDs := issues.getRepoIDs()
repoMaps := make(map[int64]*Repository, len(repoIDs))
var left = len(repoIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
err := e.
In("id", repoIDs[:limit]).
Find(&repoMaps)
if err != nil {
return nil, fmt.Errorf("find repository: %v", err)
}
left = left - limit
repoIDs = repoIDs[limit:]
}
for _, issue := range issues {
issue.Repo = repoMaps[issue.RepoID]
}
return valuesRepository(repoMaps), nil
}
// LoadRepositories loads issues' all repositories
func (issues IssueList) LoadRepositories() ([]*Repository, error) {
return issues.loadRepositories(x)
}
func (issues IssueList) getPosterIDs() []int64 {
posterIDs := make(map[int64]struct{}, len(issues))
for _, issue := range issues {
if _, ok := posterIDs[issue.PosterID]; !ok {
posterIDs[issue.PosterID] = struct{}{}
}
}
return keysInt64(posterIDs)
}
func (issues IssueList) loadPosters(e Engine) error {
if len(issues) == 0 {
return nil
}
posterIDs := issues.getPosterIDs()
posterMaps := make(map[int64]*User, len(posterIDs))
var left = len(posterIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
err := e.
In("id", posterIDs[:limit]).
Find(&posterMaps)
if err != nil {
return err
}
left = left - limit
posterIDs = posterIDs[limit:]
}
for _, issue := range issues {
if issue.PosterID <= 0 {
continue
}
var ok bool
if issue.Poster, ok = posterMaps[issue.PosterID]; !ok {
issue.Poster = NewGhostUser()
}
}
return nil
}
func (issues IssueList) getIssueIDs() []int64 {
var ids = make([]int64, 0, len(issues))
for _, issue := range issues {
ids = append(ids, issue.ID)
}
return ids
}
func (issues IssueList) loadLabels(e Engine) error {
if len(issues) == 0 {
return nil
}
type LabelIssue struct {
Label *Label `xorm:"extends"`
IssueLabel *IssueLabel `xorm:"extends"`
}
var issueLabels = make(map[int64][]*Label, len(issues)*3)
var issueIDs = issues.getIssueIDs()
var left = len(issueIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
rows, err := e.Table("label").
Join("LEFT", "issue_label", "issue_label.label_id = label.id").
In("issue_label.issue_id", issueIDs[:limit]).
Asc("label.name").
Rows(new(LabelIssue))
if err != nil {
return err
}
for rows.Next() {
var labelIssue LabelIssue
err = rows.Scan(&labelIssue)
if err != nil {
rows.Close()
return err
}
issueLabels[labelIssue.IssueLabel.IssueID] = append(issueLabels[labelIssue.IssueLabel.IssueID], labelIssue.Label)
}
rows.Close()
left = left - limit
issueIDs = issueIDs[limit:]
}
for _, issue := range issues {
issue.Labels = issueLabels[issue.ID]
}
return nil
}
func (issues IssueList) getMilestoneIDs() []int64 {
var ids = make(map[int64]struct{}, len(issues))
for _, issue := range issues {
if _, ok := ids[issue.MilestoneID]; !ok {
ids[issue.MilestoneID] = struct{}{}
}
}
return keysInt64(ids)
}
func (issues IssueList) loadMilestones(e Engine) error {
milestoneIDs := issues.getMilestoneIDs()
if len(milestoneIDs) == 0 {
return nil
}
milestoneMaps := make(map[int64]*Milestone, len(milestoneIDs))
var left = len(milestoneIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
err := e.
In("id", milestoneIDs[:limit]).
Find(&milestoneMaps)
if err != nil {
return err
}
left = left - limit
milestoneIDs = milestoneIDs[limit:]
}
for _, issue := range issues {
issue.Milestone = milestoneMaps[issue.MilestoneID]
}
return nil
}
func (issues IssueList) loadAssignees(e Engine) error {
if len(issues) == 0 {
return nil
}
type AssigneeIssue struct {
IssueAssignee *IssueAssignees `xorm:"extends"`
Assignee *User `xorm:"extends"`
}
var assignees = make(map[int64][]*User, len(issues))
var issueIDs = issues.getIssueIDs()
var left = len(issueIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
rows, err := e.Table("issue_assignees").
Join("INNER", "`user`", "`user`.id = `issue_assignees`.assignee_id").
In("`issue_assignees`.issue_id", issueIDs[:limit]).
Rows(new(AssigneeIssue))
if err != nil {
return err
}
for rows.Next() {
var assigneeIssue AssigneeIssue
err = rows.Scan(&assigneeIssue)
if err != nil {
rows.Close()
return err
}
assignees[assigneeIssue.IssueAssignee.IssueID] = append(assignees[assigneeIssue.IssueAssignee.IssueID], assigneeIssue.Assignee)
}
rows.Close()
left = left - limit
issueIDs = issueIDs[limit:]
}
for _, issue := range issues {
issue.Assignees = assignees[issue.ID]
}
return nil
}
func (issues IssueList) getPullIssueIDs() []int64 {
var ids = make([]int64, 0, len(issues))
for _, issue := range issues {
if issue.IsPull && issue.PullRequest == nil {
ids = append(ids, issue.ID)
}
}
return ids
}
func (issues IssueList) loadPullRequests(e Engine) error {
issuesIDs := issues.getPullIssueIDs()
if len(issuesIDs) == 0 {
return nil
}
pullRequestMaps := make(map[int64]*PullRequest, len(issuesIDs))
var left = len(issuesIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
rows, err := e.
In("issue_id", issuesIDs[:limit]).
Rows(new(PullRequest))
if err != nil {
return err
}
for rows.Next() {
var pr PullRequest
err = rows.Scan(&pr)
if err != nil {
rows.Close()
return err
}
pullRequestMaps[pr.IssueID] = &pr
}
rows.Close()
left = left - limit
issuesIDs = issuesIDs[limit:]
}
for _, issue := range issues {
issue.PullRequest = pullRequestMaps[issue.ID]
}
return nil
}
func (issues IssueList) loadAttachments(e Engine) (err error) {
if len(issues) == 0 {
return nil
}
var attachments = make(map[int64][]*Attachment, len(issues))
var issuesIDs = issues.getIssueIDs()
var left = len(issuesIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
rows, err := e.Table("attachment").
Join("INNER", "issue", "issue.id = attachment.issue_id").
In("issue.id", issuesIDs[:limit]).
Rows(new(Attachment))
if err != nil {
return err
}
for rows.Next() {
var attachment Attachment
err = rows.Scan(&attachment)
if err != nil {
rows.Close()
return err
}
attachments[attachment.IssueID] = append(attachments[attachment.IssueID], &attachment)
}
rows.Close()
left = left - limit
issuesIDs = issuesIDs[limit:]
}
for _, issue := range issues {
issue.Attachments = attachments[issue.ID]
}
return nil
}
func (issues IssueList) loadComments(e Engine) (err error) {
if len(issues) == 0 {
return nil
}
var comments = make(map[int64][]*Comment, len(issues))
var issuesIDs = issues.getIssueIDs()
var left = len(issuesIDs)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
rows, err := e.Table("comment").
Join("INNER", "issue", "issue.id = comment.issue_id").
In("issue.id", issuesIDs[:limit]).
Rows(new(Comment))
if err != nil {
return err
}
for rows.Next() {
var comment Comment
err = rows.Scan(&comment)
if err != nil {
rows.Close()
return err
}
comments[comment.IssueID] = append(comments[comment.IssueID], &comment)
}
rows.Close()
left = left - limit
issuesIDs = issuesIDs[limit:]
}
for _, issue := range issues {
issue.Comments = comments[issue.ID]
}
return nil
}
func (issues IssueList) loadTotalTrackedTimes(e Engine) (err error) {
type totalTimesByIssue struct {
IssueID int64
Time int64
}
if len(issues) == 0 {
return nil
}
var trackedTimes = make(map[int64]int64, len(issues))
var ids = make([]int64, 0, len(issues))
for _, issue := range issues {
if issue.Repo.IsTimetrackerEnabled() {
ids = append(ids, issue.ID)
}
}
var left = len(ids)
for left > 0 {
var limit = defaultMaxInSize
if left < limit {
limit = left
}
// select issue_id, sum(time) from tracked_time where issue_id in (<issue ids in current page>) group by issue_id
rows, err := e.Table("tracked_time").
Select("issue_id, sum(time) as time").
In("issue_id", ids[:limit]).
GroupBy("issue_id").
Rows(new(totalTimesByIssue))
if err != nil {
return err
}
for rows.Next() {
var totalTime totalTimesByIssue
err = rows.Scan(&totalTime)
if err != nil {
rows.Close()
return err
}
trackedTimes[totalTime.IssueID] = totalTime.Time
}
rows.Close()
left = left - limit
ids = ids[limit:]
}
for _, issue := range issues {
issue.TotalTrackedTime = trackedTimes[issue.ID]
}
return nil
}
// loadAttributes loads all attributes, expect for attachments and comments
func (issues IssueList) loadAttributes(e Engine) (err error) {
if _, err = issues.loadRepositories(e); err != nil {
return
}
if err = issues.loadPosters(e); err != nil {
return
}
if err = issues.loadLabels(e); err != nil {
return
}
if err = issues.loadMilestones(e); err != nil {
return
}
if err = issues.loadAssignees(e); err != nil {
return
}
if err = issues.loadPullRequests(e); err != nil {
return
}
if err = issues.loadTotalTrackedTimes(e); err != nil {
return
}
return nil
}
// LoadAttributes loads attributes of the issues, except for attachments and
// comments
func (issues IssueList) LoadAttributes() error {
return issues.loadAttributes(x)
}
// LoadAttachments loads attachments
func (issues IssueList) LoadAttachments() error {
return issues.loadAttachments(x)
}
// LoadComments loads comments
func (issues IssueList) LoadComments() error {
return issues.loadComments(x)
}