From de2f45f95edd06ab8c1e3f61aed3bfc112d83430 Mon Sep 17 00:00:00 2001
From: Lunny Xiao <xiaolunwen@gmail.com>
Date: Thu, 31 Oct 2019 04:33:10 +0800
Subject: [PATCH] Move pull list code to a seperate file (#8748)

---
 models/pull.go      | 211 -----------------------------------------
 models/pull_list.go | 224 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 224 insertions(+), 211 deletions(-)
 create mode 100644 models/pull_list.go

diff --git a/models/pull.go b/models/pull.go
index c6da63ec55..45a1daac46 100644
--- a/models/pull.go
+++ b/models/pull.go
@@ -16,7 +16,6 @@ import (
 	"strings"
 	"time"
 
-	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/process"
@@ -26,7 +25,6 @@ import (
 	"code.gitea.io/gitea/modules/timeutil"
 
 	"github.com/unknwon/com"
-	"xorm.io/xorm"
 )
 
 var pullRequestQueue = sync.NewUniqueQueue(setting.Repository.PullRequestQueueLength)
@@ -753,66 +751,6 @@ func newPullRequestAttempt(repo *Repository, pull *Issue, labelIDs []int64, uuid
 	return nil
 }
 
-// PullRequestsOptions holds the options for PRs
-type PullRequestsOptions struct {
-	Page        int
-	State       string
-	SortType    string
-	Labels      []string
-	MilestoneID int64
-}
-
-func listPullRequestStatement(baseRepoID int64, opts *PullRequestsOptions) (*xorm.Session, error) {
-	sess := x.Where("pull_request.base_repo_id=?", baseRepoID)
-
-	sess.Join("INNER", "issue", "pull_request.issue_id = issue.id")
-	switch opts.State {
-	case "closed", "open":
-		sess.And("issue.is_closed=?", opts.State == "closed")
-	}
-
-	if labelIDs, err := base.StringsToInt64s(opts.Labels); err != nil {
-		return nil, err
-	} else if len(labelIDs) > 0 {
-		sess.Join("INNER", "issue_label", "issue.id = issue_label.issue_id").
-			In("issue_label.label_id", labelIDs)
-	}
-
-	if opts.MilestoneID > 0 {
-		sess.And("issue.milestone_id=?", opts.MilestoneID)
-	}
-
-	return sess, nil
-}
-
-// PullRequests returns all pull requests for a base Repo by the given conditions
-func PullRequests(baseRepoID int64, opts *PullRequestsOptions) ([]*PullRequest, int64, error) {
-	if opts.Page <= 0 {
-		opts.Page = 1
-	}
-
-	countSession, err := listPullRequestStatement(baseRepoID, opts)
-	if err != nil {
-		log.Error("listPullRequestStatement: %v", err)
-		return nil, 0, err
-	}
-	maxResults, err := countSession.Count(new(PullRequest))
-	if err != nil {
-		log.Error("Count PRs: %v", err)
-		return nil, maxResults, err
-	}
-
-	prs := make([]*PullRequest, 0, ItemsPerPage)
-	findSession, err := listPullRequestStatement(baseRepoID, opts)
-	sortIssuesSession(findSession, opts.SortType)
-	if err != nil {
-		log.Error("listPullRequestStatement: %v", err)
-		return nil, maxResults, err
-	}
-	findSession.Limit(ItemsPerPage, (opts.Page-1)*ItemsPerPage)
-	return prs, maxResults, findSession.Find(&prs)
-}
-
 // GetUnmergedPullRequest returns a pull request that is open and has not been merged
 // by given head/base and repo/branch.
 func GetUnmergedPullRequest(headRepoID, baseRepoID int64, headBranch, baseBranch string) (*PullRequest, error) {
@@ -831,17 +769,6 @@ func GetUnmergedPullRequest(headRepoID, baseRepoID int64, headBranch, baseBranch
 	return pr, nil
 }
 
-// GetUnmergedPullRequestsByHeadInfo returns all pull requests that are open and has not been merged
-// by given head information (repo and branch).
-func GetUnmergedPullRequestsByHeadInfo(repoID int64, branch string) ([]*PullRequest, error) {
-	prs := make([]*PullRequest, 0, 2)
-	return prs, x.
-		Where("head_repo_id = ? AND head_branch = ? AND has_merged = ? AND issue.is_closed = ?",
-			repoID, branch, false, false).
-		Join("INNER", "issue", "issue.id = pull_request.issue_id").
-		Find(&prs)
-}
-
 // GetLatestPullRequestByHeadInfo returns the latest pull request (regardless of its status)
 // by given head information (repo and branch).
 func GetLatestPullRequestByHeadInfo(repoID int64, branch string) (*PullRequest, error) {
@@ -856,17 +783,6 @@ func GetLatestPullRequestByHeadInfo(repoID int64, branch string) (*PullRequest,
 	return pr, err
 }
 
-// GetUnmergedPullRequestsByBaseInfo returns all pull requests that are open and has not been merged
-// by given base information (repo and branch).
-func GetUnmergedPullRequestsByBaseInfo(repoID int64, branch string) ([]*PullRequest, error) {
-	prs := make([]*PullRequest, 0, 2)
-	return prs, x.
-		Where("base_repo_id=? AND base_branch=? AND has_merged=? AND issue.is_closed=?",
-			repoID, branch, false, false).
-		Join("INNER", "issue", "issue.id=pull_request.issue_id").
-		Find(&prs)
-}
-
 // GetPullRequestByIndex returns a pull request by the given index
 func GetPullRequestByIndex(repoID int64, index int64) (*PullRequest, error) {
 	pr := &PullRequest{
@@ -1035,72 +951,6 @@ func (pr *PullRequest) AddToTaskQueue() {
 	})
 }
 
-// PullRequestList defines a list of pull requests
-type PullRequestList []*PullRequest
-
-func (prs PullRequestList) loadAttributes(e Engine) error {
-	if len(prs) == 0 {
-		return nil
-	}
-
-	// Load issues.
-	issueIDs := prs.getIssueIDs()
-	issues := make([]*Issue, 0, len(issueIDs))
-	if err := e.
-		Where("id > 0").
-		In("id", issueIDs).
-		Find(&issues); err != nil {
-		return fmt.Errorf("find issues: %v", err)
-	}
-
-	set := make(map[int64]*Issue)
-	for i := range issues {
-		set[issues[i].ID] = issues[i]
-	}
-	for i := range prs {
-		prs[i].Issue = set[prs[i].IssueID]
-	}
-	return nil
-}
-
-func (prs PullRequestList) getIssueIDs() []int64 {
-	issueIDs := make([]int64, 0, len(prs))
-	for i := range prs {
-		issueIDs = append(issueIDs, prs[i].IssueID)
-	}
-	return issueIDs
-}
-
-// LoadAttributes load all the prs attributes
-func (prs PullRequestList) LoadAttributes() error {
-	return prs.loadAttributes(x)
-}
-
-func (prs PullRequestList) invalidateCodeComments(e Engine, doer *User, repo *git.Repository, branch string) error {
-	if len(prs) == 0 {
-		return nil
-	}
-	issueIDs := prs.getIssueIDs()
-	var codeComments []*Comment
-	if err := e.
-		Where("type = ? and invalidated = ?", CommentTypeCode, false).
-		In("issue_id", issueIDs).
-		Find(&codeComments); err != nil {
-		return fmt.Errorf("find code comments: %v", err)
-	}
-	for _, comment := range codeComments {
-		if err := comment.CheckInvalidation(repo, doer, branch); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-// InvalidateCodeComments will lookup the prs for code comments which got invalidated by change
-func (prs PullRequestList) InvalidateCodeComments(doer *User, repo *git.Repository, branch string) error {
-	return prs.invalidateCodeComments(x, doer, repo, branch)
-}
-
 // checkAndUpdateStatus checks if pull request is possible to leaving checking status,
 // and set to be either conflict or mergeable.
 func (pr *PullRequest) checkAndUpdateStatus() {
@@ -1152,64 +1002,3 @@ func (pr *PullRequest) GetWorkInProgressPrefix() string {
 	}
 	return ""
 }
-
-// TestPullRequests checks and tests untested patches of pull requests.
-// TODO: test more pull requests at same time.
-func TestPullRequests() {
-	prs := make([]*PullRequest, 0, 10)
-
-	err := x.Where("status = ?", PullRequestStatusChecking).Find(&prs)
-	if err != nil {
-		log.Error("Find Checking PRs: %v", err)
-		return
-	}
-
-	var checkedPRs = make(map[int64]struct{})
-
-	// Update pull request status.
-	for _, pr := range prs {
-		checkedPRs[pr.ID] = struct{}{}
-		if err := pr.GetBaseRepo(); err != nil {
-			log.Error("GetBaseRepo: %v", err)
-			continue
-		}
-		if pr.manuallyMerged() {
-			continue
-		}
-		if err := pr.testPatch(x); err != nil {
-			log.Error("testPatch: %v", err)
-			continue
-		}
-
-		pr.checkAndUpdateStatus()
-	}
-
-	// Start listening on new test requests.
-	for prID := range pullRequestQueue.Queue() {
-		log.Trace("TestPullRequests[%v]: processing test task", prID)
-		pullRequestQueue.Remove(prID)
-
-		id := com.StrTo(prID).MustInt64()
-		if _, ok := checkedPRs[id]; ok {
-			continue
-		}
-
-		pr, err := GetPullRequestByID(id)
-		if err != nil {
-			log.Error("GetPullRequestByID[%s]: %v", prID, err)
-			continue
-		} else if pr.manuallyMerged() {
-			continue
-		} else if err = pr.testPatch(x); err != nil {
-			log.Error("testPatch[%d]: %v", pr.ID, err)
-			continue
-		}
-
-		pr.checkAndUpdateStatus()
-	}
-}
-
-// InitTestPullRequests runs the task to test all the checking status pull requests
-func InitTestPullRequests() {
-	go TestPullRequests()
-}
diff --git a/models/pull_list.go b/models/pull_list.go
new file mode 100644
index 0000000000..4ec6fdde3b
--- /dev/null
+++ b/models/pull_list.go
@@ -0,0 +1,224 @@
+// Copyright 2019 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"
+
+	"code.gitea.io/gitea/modules/base"
+	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/log"
+	"github.com/unknwon/com"
+	"xorm.io/xorm"
+)
+
+// PullRequestsOptions holds the options for PRs
+type PullRequestsOptions struct {
+	Page        int
+	State       string
+	SortType    string
+	Labels      []string
+	MilestoneID int64
+}
+
+func listPullRequestStatement(baseRepoID int64, opts *PullRequestsOptions) (*xorm.Session, error) {
+	sess := x.Where("pull_request.base_repo_id=?", baseRepoID)
+
+	sess.Join("INNER", "issue", "pull_request.issue_id = issue.id")
+	switch opts.State {
+	case "closed", "open":
+		sess.And("issue.is_closed=?", opts.State == "closed")
+	}
+
+	if labelIDs, err := base.StringsToInt64s(opts.Labels); err != nil {
+		return nil, err
+	} else if len(labelIDs) > 0 {
+		sess.Join("INNER", "issue_label", "issue.id = issue_label.issue_id").
+			In("issue_label.label_id", labelIDs)
+	}
+
+	if opts.MilestoneID > 0 {
+		sess.And("issue.milestone_id=?", opts.MilestoneID)
+	}
+
+	return sess, nil
+}
+
+// GetUnmergedPullRequestsByHeadInfo returns all pull requests that are open and has not been merged
+// by given head information (repo and branch).
+func GetUnmergedPullRequestsByHeadInfo(repoID int64, branch string) ([]*PullRequest, error) {
+	prs := make([]*PullRequest, 0, 2)
+	return prs, x.
+		Where("head_repo_id = ? AND head_branch = ? AND has_merged = ? AND issue.is_closed = ?",
+			repoID, branch, false, false).
+		Join("INNER", "issue", "issue.id = pull_request.issue_id").
+		Find(&prs)
+}
+
+// GetUnmergedPullRequestsByBaseInfo returns all pull requests that are open and has not been merged
+// by given base information (repo and branch).
+func GetUnmergedPullRequestsByBaseInfo(repoID int64, branch string) ([]*PullRequest, error) {
+	prs := make([]*PullRequest, 0, 2)
+	return prs, x.
+		Where("base_repo_id=? AND base_branch=? AND has_merged=? AND issue.is_closed=?",
+			repoID, branch, false, false).
+		Join("INNER", "issue", "issue.id=pull_request.issue_id").
+		Find(&prs)
+}
+
+// PullRequests returns all pull requests for a base Repo by the given conditions
+func PullRequests(baseRepoID int64, opts *PullRequestsOptions) ([]*PullRequest, int64, error) {
+	if opts.Page <= 0 {
+		opts.Page = 1
+	}
+
+	countSession, err := listPullRequestStatement(baseRepoID, opts)
+	if err != nil {
+		log.Error("listPullRequestStatement: %v", err)
+		return nil, 0, err
+	}
+	maxResults, err := countSession.Count(new(PullRequest))
+	if err != nil {
+		log.Error("Count PRs: %v", err)
+		return nil, maxResults, err
+	}
+
+	prs := make([]*PullRequest, 0, ItemsPerPage)
+	findSession, err := listPullRequestStatement(baseRepoID, opts)
+	sortIssuesSession(findSession, opts.SortType)
+	if err != nil {
+		log.Error("listPullRequestStatement: %v", err)
+		return nil, maxResults, err
+	}
+	findSession.Limit(ItemsPerPage, (opts.Page-1)*ItemsPerPage)
+	return prs, maxResults, findSession.Find(&prs)
+}
+
+// PullRequestList defines a list of pull requests
+type PullRequestList []*PullRequest
+
+func (prs PullRequestList) loadAttributes(e Engine) error {
+	if len(prs) == 0 {
+		return nil
+	}
+
+	// Load issues.
+	issueIDs := prs.getIssueIDs()
+	issues := make([]*Issue, 0, len(issueIDs))
+	if err := e.
+		Where("id > 0").
+		In("id", issueIDs).
+		Find(&issues); err != nil {
+		return fmt.Errorf("find issues: %v", err)
+	}
+
+	set := make(map[int64]*Issue)
+	for i := range issues {
+		set[issues[i].ID] = issues[i]
+	}
+	for i := range prs {
+		prs[i].Issue = set[prs[i].IssueID]
+	}
+	return nil
+}
+
+func (prs PullRequestList) getIssueIDs() []int64 {
+	issueIDs := make([]int64, 0, len(prs))
+	for i := range prs {
+		issueIDs = append(issueIDs, prs[i].IssueID)
+	}
+	return issueIDs
+}
+
+// LoadAttributes load all the prs attributes
+func (prs PullRequestList) LoadAttributes() error {
+	return prs.loadAttributes(x)
+}
+
+func (prs PullRequestList) invalidateCodeComments(e Engine, doer *User, repo *git.Repository, branch string) error {
+	if len(prs) == 0 {
+		return nil
+	}
+	issueIDs := prs.getIssueIDs()
+	var codeComments []*Comment
+	if err := e.
+		Where("type = ? and invalidated = ?", CommentTypeCode, false).
+		In("issue_id", issueIDs).
+		Find(&codeComments); err != nil {
+		return fmt.Errorf("find code comments: %v", err)
+	}
+	for _, comment := range codeComments {
+		if err := comment.CheckInvalidation(repo, doer, branch); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// InvalidateCodeComments will lookup the prs for code comments which got invalidated by change
+func (prs PullRequestList) InvalidateCodeComments(doer *User, repo *git.Repository, branch string) error {
+	return prs.invalidateCodeComments(x, doer, repo, branch)
+}
+
+// TestPullRequests checks and tests untested patches of pull requests.
+// TODO: test more pull requests at same time.
+func TestPullRequests() {
+	prs := make([]*PullRequest, 0, 10)
+
+	err := x.Where("status = ?", PullRequestStatusChecking).Find(&prs)
+	if err != nil {
+		log.Error("Find Checking PRs: %v", err)
+		return
+	}
+
+	var checkedPRs = make(map[int64]struct{})
+
+	// Update pull request status.
+	for _, pr := range prs {
+		checkedPRs[pr.ID] = struct{}{}
+		if err := pr.GetBaseRepo(); err != nil {
+			log.Error("GetBaseRepo: %v", err)
+			continue
+		}
+		if pr.manuallyMerged() {
+			continue
+		}
+		if err := pr.testPatch(x); err != nil {
+			log.Error("testPatch: %v", err)
+			continue
+		}
+
+		pr.checkAndUpdateStatus()
+	}
+
+	// Start listening on new test requests.
+	for prID := range pullRequestQueue.Queue() {
+		log.Trace("TestPullRequests[%v]: processing test task", prID)
+		pullRequestQueue.Remove(prID)
+
+		id := com.StrTo(prID).MustInt64()
+		if _, ok := checkedPRs[id]; ok {
+			continue
+		}
+
+		pr, err := GetPullRequestByID(id)
+		if err != nil {
+			log.Error("GetPullRequestByID[%s]: %v", prID, err)
+			continue
+		} else if pr.manuallyMerged() {
+			continue
+		} else if err = pr.testPatch(x); err != nil {
+			log.Error("testPatch[%d]: %v", pr.ID, err)
+			continue
+		}
+
+		pr.checkAndUpdateStatus()
+	}
+}
+
+// InitTestPullRequests runs the task to test all the checking status pull requests
+func InitTestPullRequests() {
+	go TestPullRequests()
+}