fix: get user teams with GitHub GraphQL API (#2045)

Author: raymondchen625

server/events/vcs/github_client.go

@@ -407,30 +407,43 @@ func (g *GithubClient) MarkdownPullLink(pull models.PullRequest) (string, error)
 }
 
 // GetTeamNamesForUser returns the names of the teams or groups that the user belongs to (in the organization the repository belongs to).
-// https://developer.github.com/v3/teams/members/#get-team-membership
+// https://docs.github.com/en/graphql/reference/objects#organization
 func (g *GithubClient) GetTeamNamesForUser(repo models.Repo, user models.User) ([]string, error) {
+	orgName := repo.Owner
+	variables := map[string]interface{}{
+		"orgName":    githubv4.String(orgName),
+		"userLogins": []githubv4.String{githubv4.String(user.Username)},
+		"teamCursor": (*githubv4.String)(nil),
+	}
+	var q struct {
+		Organization struct {
+			Teams struct {
+				Edges []struct {
+					Node struct {
+						Name string
+					}
+				}
+				PageInfo struct {
+					EndCursor   githubv4.String
+					HasNextPage bool
+				}
+			} `graphql:"teams(first:100, after: $teamCursor, userLogins: $userLogins)"`
+		} `graphql:"organization(login: $orgName)"`
+	}
 	var teamNames []string
-	opts := &github.ListOptions{}
-	org := repo.Owner
+	ctx := context.Background()
 	for {
-		teams, resp, err := g.client.Teams.ListTeams(g.ctx, org, opts)
+		err := g.v4MutateClient.Query(ctx, &q, variables)
 		if err != nil {
-			return nil, errors.Wrap(err, "retrieving GitHub teams")
+			return nil, err
 		}
-		for _, t := range teams {
-			membership, _, err := g.client.Teams.GetTeamMembershipBySlug(g.ctx, org, *t.Slug, user.Username)
-			if err != nil {
-				g.logger.Err("Failed to get team membership from GitHub: %s", err)
-			} else if membership != nil {
-				if *membership.State == "active" && (*membership.Role == "member" || *membership.Role == "maintainer") {
-					teamNames = append(teamNames, t.GetName())
-				}
-			}
+		for _, edge := range q.Organization.Teams.Edges {
+			teamNames = append(teamNames, edge.Node.Name)
 		}
-		if resp.NextPage == 0 {
+		if !q.Organization.Teams.PageInfo.HasNextPage {
 			break
 		}
-		opts.Page = resp.NextPage
+		variables["teamCursor"] = githubv4.NewString(q.Organization.Teams.PageInfo.EndCursor)
 	}
 	return teamNames, nil
 }