pr: remove pending requests

Remove all pending review requests when we merge

common/gitea_utils.go

@@ -113,6 +113,10 @@ type GiteaReviewRequester interface {
 	RequestReviews(pr *models.PullRequest, reviewer ...string) ([]*models.PullReview, error)
 }
 
+type GiteaReviewUnrequester interface {
+	UnrequestReview(org, repo string, id int64, reviwers ...string) error
+}
+
 type GiteaReviewer interface {
 	AddReviewComment(pr *models.PullRequest, state models.ReviewStateType, comment string) (*models.PullReview, error)
 }
@@ -144,6 +148,7 @@ type Gitea interface {
 	GiteaComment
 	GiteaRepoFetcher
 	GiteaReviewRequester
+	GiteaReviewUnrequester
 	GiteaReviewer
 	GiteaPRFetcher
 	GiteaCommitFetcher
@@ -600,6 +605,14 @@ func (gitea *GiteaTransport) RequestReviews(pr *models.PullRequest, reviewers ..
 	return review.GetPayload(), nil
 }
 
+func (gitea *GiteaTransport) UnrequestReview(org, repo string, id int64, reviwers ...string) error {
+	_, err := gitea.client.Repository.RepoDeletePullReviewRequests(
+		repository.NewRepoDeletePullReviewRequestsParams().WithOwner(org).WithRepo(repo).WithIndex(id).WithBody(&models.PullReviewRequestOptions{
+			Reviewers: reviwers,
+		}), gitea.transport.DefaultAuthentication)
+	return err
+}
+
 func (gitea *GiteaTransport) AddReviewComment(pr *models.PullRequest, state models.ReviewStateType, comment string) (*models.PullReview, error) {
 	c, err := gitea.client.Repository.RepoCreatePullReview(
 		repository.NewRepoCreatePullReviewParams().

common/pr.go

@@ -210,7 +210,7 @@ func (rs *PRSet) IsApproved(gitea GiteaPRChecker, maintainers MaintainershipData
 	return is_reviewed
 }
 
-func (rs *PRSet) Merge(git Git) error {
+func (rs *PRSet) Merge(gitea GiteaReviewUnrequester, git Git) error {
 	prjgit, err := rs.GetPrjGitPR()
 	if err != nil {
 		return err
@@ -313,18 +313,33 @@ func (rs *PRSet) Merge(git Git) error {
 		}
 	}
 
-	// FF all non-prj git
+	// FF all non-prj git and unrequest reviews.
 	for _, prinfo := range rs.PRs {
+		// remove pending review requests
+		repo := prinfo.PR.Base.Repo
+		head := prinfo.PR.Head
+		id := prinfo.PR.Index
+
+		reviewers := make([]string, len(prinfo.PR.RequestedReviewers))
+		for idx := range prinfo.PR.RequestedReviewers {
+			r := prinfo.PR.RequestedReviewers[idx]
+			if r != nil {
+				reviewers[idx] = r.UserName
+			}
+		}
+		if err := gitea.UnrequestReview(repo.Owner.UserName, repo.Name, id, reviewers...); err != nil {
+			LogError("Cannot unrequest reviews in PR:", repo.Owner.UserName, repo.Name, id, reviewers, ": ", err)
+		}
+
+		// PrjGit already merged above, so skip here.
 		if rs.IsPrjGitPR(prinfo.PR) {
 			continue
 		}
-		repo := prinfo.PR.Base.Repo
-		head := prinfo.PR.Head
-
 		prinfo.RemoteName, err = git.GitClone(repo.Name, rs.Config.Branch, repo.SSHURL)
 		PanicOnError(err)
 		git.GitExecOrPanic(repo.Name, "fetch", prinfo.RemoteName, head.Sha)
 		git.GitExecOrPanic(repo.Name, "merge", "--ff", head.Sha)
+
 	}
 
 	// push changes

workflow-pr/main.go

@@ -33,10 +33,11 @@ import (
 
 const (
 	AppName   = "workflow-pr"
-	GitAuthor = "AutoGits - pr-review"
-	GitEmail  = "adam+autogits-pr@zombino.com"
 )
 
+var GitAuthor string
+var GitEmail string
+
 var ListPROnly bool
 var PRID int64
 var CurrentUser *models.User
@@ -44,6 +45,9 @@ var GitHandler common.GitHandlerGenerator
 var Gitea common.Gitea
 
 func main() {
+	flag.StringVar(&GitAuthor, "git-author", "AutoGits PR Review Bot", "Git commit author")
+	flag.StringVar(&GitEmail, "git-email", "amajer+devel-git@suse.de", "Git commit email")
+
 	workflowConfig := flag.String("config", "", "Repository and workflow definition file")
 	giteaUrl := flag.String("gitea-url", "https://src.opensuse.org", "Gitea instance")
 	rabbitUrl := flag.String("url", "amqps://rabbit.opensuse.org", "URL for RabbitMQ instance")

workflow-pr/pr_processor_opened.go

@@ -157,7 +157,7 @@ func (o *PullRequestOpened) Process(req *common.PullRequestWebhookEvent, git com
 	common.LogInfo("Reviewed?", prset.IsApproved(Gitea, maintainers))
 	if prset.IsConsistent() && prset.IsApproved(Gitea, maintainers) {
 		common.LogInfo("Merging...")
-		if err = prset.Merge(git); err != nil {
+		if err = prset.Merge(Gitea, git); err != nil {
 			common.LogError("merge error:", err)
 		}
 	}