Method GetGithubPullRequest

admin/server/github.go:316–386

GetGithubPullRequest returns the status of the most recent PR for the specified branch, if any.

(ctx context.Context, req *adminv1.GetGithubPullRequestRequest)

// GetGithubPullRequest returns the status of the most recent PR for the specified branch, if any.
func (s *Server) GetGithubPullRequest(ctx context.Context, req *adminv1.GetGithubPullRequestRequest) (*adminv1.GetGithubPullRequestResponse, error) {
	observability.AddRequestAttributes(ctx,
		attribute.String("args.organization", req.Org),
		attribute.String("args.project", req.Project),
		attribute.String("args.branch", req.Branch),
	)

	if req.Branch == "" {
		return nil, status.Error(codes.InvalidArgument, "branch must be specified")
	}

	proj, err := s.admin.DB.FindProjectByName(ctx, req.Org, req.Project)
	if err != nil {
		return nil, err
	}

	claims := auth.GetClaims(ctx)
	if !claims.ProjectPermissions(ctx, proj.OrganizationID, proj.ID).ReadDev {
		return nil, status.Error(codes.PermissionDenied, "does not have permission to read github PR")
	}

	if proj.GitRemote == nil {
		return nil, status.Error(codes.FailedPrecondition, "project is not connected to a github repository")
	}

	if proj.ManagedGitRepoID != nil {
		return nil, status.Error(codes.FailedPrecondition, "cannot get github PR for a project connected to a managed git repository")
	}

	account, repo, ok := gitutil.SplitGithubRemote(*proj.GitRemote)
	if !ok {
		return nil, fmt.Errorf("invalid github url %q stored for project", *proj.GitRemote)
	}

	repoID, err := s.githubRepoIDForProject(ctx, proj)
	if err != nil {
		return nil, err
	}
	client := s.admin.Github.InstallationClient(*proj.GithubInstallationID, &repoID)

	prs, _, err := client.PullRequests.List(ctx, account, repo, &github.PullRequestListOptions{
		Head:        fmt.Sprintf("%s:%s", account, req.Branch),
		State:       "all",
		Sort:        "created",
		Direction:   "desc",
		ListOptions: github.ListOptions{PerPage: 1},
	})
	if err != nil {
		return nil, fmt.Errorf("failed to list github PRs: %w", err)
	}
	if len(prs) == 0 {
		return &adminv1.GetGithubPullRequestResponse{}, nil
	}

	pr := prs[0]
	state := adminv1.GetGithubPullRequestResponse_STATE_UNSPECIFIED
	switch strings.ToLower(pr.GetState()) {
	case "open":