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// Copyright 2020 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 convert
import (
"context"
"fmt"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/perm"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
api "code.gitea.io/gitea/modules/structs"
)
// ToAPIPullRequest assumes following fields have been assigned with valid values:
// Required - Issue
// Optional - Merger
func ToAPIPullRequest(ctx context.Context, pr *models.PullRequest, doer *user_model.User) *api.PullRequest {
var (
baseBranch *git.Branch
headBranch *git.Branch
baseCommit *git.Commit
err error
)
if err = pr.Issue.LoadRepo(); err != nil {
log.Error("pr.Issue.LoadRepo[%d]: %v", pr.ID, err)
return nil
}
apiIssue := ToAPIIssue(pr.Issue)
if err := pr.LoadBaseRepo(); err != nil {
log.Error("GetRepositoryById[%d]: %v", pr.ID, err)
return nil
}
if err := pr.LoadHeadRepo(); err != nil {
log.Error("GetRepositoryById[%d]: %v", pr.ID, err)
return nil
}
p, err := models.GetUserRepoPermission(pr.BaseRepo, doer)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", pr.BaseRepoID, err)
p.AccessMode = perm.AccessModeNone
}
apiPullRequest := &api.PullRequest{
ID: pr.ID,
URL: pr.Issue.HTMLURL(),
Index: pr.Index,
Poster: apiIssue.Poster,
Title: apiIssue.Title,
Body: apiIssue.Body,
Labels: apiIssue.Labels,
Milestone: apiIssue.Milestone,
Assignee: apiIssue.Assignee,
Assignees: apiIssue.Assignees,
State: apiIssue.State,
IsLocked: apiIssue.IsLocked,
Comments: apiIssue.Comments,
HTMLURL: pr.Issue.HTMLURL(),
DiffURL: pr.Issue.DiffURL(),
PatchURL: pr.Issue.PatchURL(),
HasMerged: pr.HasMerged,
MergeBase: pr.MergeBase,
Deadline: apiIssue.Deadline,
Created: pr.Issue.CreatedUnix.AsTimePtr(),
Updated: pr.Issue.UpdatedUnix.AsTimePtr(),
Base: &api.PRBranchInfo{
Name: pr.BaseBranch,
Ref: pr.BaseBranch,
RepoID: pr.BaseRepoID,
Repository: ToRepo(pr.BaseRepo, p.AccessMode),
},
Head: &api.PRBranchInfo{
Name: pr.HeadBranch,
Ref: fmt.Sprintf("%s%d/head", git.PullPrefix, pr.Index),
RepoID: -1,
},
}
gitRepo, err := git.OpenRepository(ctx, pr.BaseRepo.RepoPath())
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.BaseRepo.RepoPath(), err)
return nil
}
defer gitRepo.Close()
baseBranch, err = gitRepo.GetBranch(pr.BaseBranch)
if err != nil && !git.IsErrBranchNotExist(err) {
log.Error("GetBranch[%s]: %v", pr.BaseBranch, err)
return nil
}
if err == nil {
baseCommit, err = baseBranch.GetCommit()
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", baseBranch.Name, err)
return nil
}
if err == nil {
apiPullRequest.Base.Sha = baseCommit.ID.String()
}
}
if pr.Flow == models.PullRequestFlowAGit {
gitRepo, err := git.OpenRepository(ctx, pr.BaseRepo.RepoPath())
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.GetGitRefName(), err)
return nil
}
defer gitRepo.Close()
apiPullRequest.Head.Sha, err = gitRepo.GetRefCommitID(pr.GetGitRefName())
if err != nil {
log.Error("GetRefCommitID[%s]: %v", pr.GetGitRefName(), err)
return nil
}
apiPullRequest.Head.RepoID = pr.BaseRepoID
apiPullRequest.Head.Repository = apiPullRequest.Base.Repository
apiPullRequest.Head.Name = ""
}
if pr.HeadRepo != nil && pr.Flow == models.PullRequestFlowGithub {
p, err := models.GetUserRepoPermission(pr.HeadRepo, doer)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", pr.HeadRepoID, err)
p.AccessMode = perm.AccessModeNone
}
apiPullRequest.Head.RepoID = pr.HeadRepo.ID
apiPullRequest.Head.Repository = ToRepo(pr.HeadRepo, p.AccessMode)
headGitRepo, err := git.OpenRepository(ctx, pr.HeadRepo.RepoPath())
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.HeadRepo.RepoPath(), err)
return nil
}
defer headGitRepo.Close()
headBranch, err = headGitRepo.GetBranch(pr.HeadBranch)
if err != nil && !git.IsErrBranchNotExist(err) {
log.Error("GetBranch[%s]: %v", pr.HeadBranch, err)
return nil
}
if git.IsErrBranchNotExist(err) {
headCommitID, err := headGitRepo.GetRefCommitID(apiPullRequest.Head.Ref)
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", pr.HeadBranch, err)
return nil
}
if err == nil {
apiPullRequest.Head.Sha = headCommitID
}
} else {
commit, err := headBranch.GetCommit()
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", headBranch.Name, err)
return nil
}
if err == nil {
apiPullRequest.Head.Ref = pr.HeadBranch
apiPullRequest.Head.Sha = commit.ID.String()
}
}
}
if len(apiPullRequest.Head.Sha) == 0 && len(apiPullRequest.Head.Ref) != 0 {
baseGitRepo, err := git.OpenRepository(ctx, pr.BaseRepo.RepoPath())
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.BaseRepo.RepoPath(), err)
return nil
}
defer baseGitRepo.Close()
refs, err := baseGitRepo.GetRefsFiltered(apiPullRequest.Head.Ref)
if err != nil {
log.Error("GetRefsFiltered[%s]: %v", apiPullRequest.Head.Ref, err)
return nil
} else if len(refs) == 0 {
log.Error("unable to resolve PR head ref")
} else {
apiPullRequest.Head.Sha = refs[0].Object.String()
}
}
if pr.Status != models.PullRequestStatusChecking {
mergeable := !(pr.Status == models.PullRequestStatusConflict || pr.Status == models.PullRequestStatusError) && !pr.IsWorkInProgress()
apiPullRequest.Mergeable = mergeable
}
if pr.HasMerged {
apiPullRequest.Merged = pr.MergedUnix.AsTimePtr()
apiPullRequest.MergedCommitID = &pr.MergedCommitID
apiPullRequest.MergedBy = ToUser(pr.Merger, nil)
}
return apiPullRequest
}
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