Add `member`, `collaborator`, `contributor`, and `first-time contributor` roles and tooltips (#26658)

GitHub like role descriptor

![image](https://github.com/go-gitea/gitea/assets/18380374/ceaed92c-6749-47b3-89e8-0e0e7ae65321)

![image](https://github.com/go-gitea/gitea/assets/18380374/8193ec34-cbf0-47f9-b0de-10dbddd66970)

![image](https://github.com/go-gitea/gitea/assets/18380374/56c7ed85-6177-425e-9f2f-926e99770782)

---------

Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

1 files changed, 46 insertions, 23 deletions

diff --git a/routers/web/repo/issue.go b/routers/web/repo/issue.go
index b04802e452..9a2add1452 100644
--- a/routers/web/repo/issue.go
+++ b/routers/web/repo/issue.go
@@ -1228,47 +1228,70 @@ func NewIssuePost(ctx *context.Context) {
 	}
 }
 
-// roleDescriptor returns the Role Descriptor for a comment in/with the given repo, poster and issue
+// roleDescriptor returns the role descriptor for a comment in/with the given repo, poster and issue
 func roleDescriptor(ctx stdCtx.Context, repo *repo_model.Repository, poster *user_model.User, issue *issues_model.Issue, hasOriginalAuthor bool) (issues_model.RoleDescriptor, error) {
+	roleDescriptor := issues_model.RoleDescriptor{}
+
 	if hasOriginalAuthor {
-		return issues_model.RoleDescriptorNone, nil
+		return roleDescriptor, nil
 	}
 
 	perm, err := access_model.GetUserRepoPermission(ctx, repo, poster)
 	if err != nil {
-		return issues_model.RoleDescriptorNone, err
+		return roleDescriptor, err
 	}
 
-	// By default the poster has no roles on the comment.
-	roleDescriptor := issues_model.RoleDescriptorNone
+	// If the poster is the actual poster of the issue, enable Poster role.
+	roleDescriptor.IsPoster = issue.IsPoster(poster.ID)
 
 	// Check if the poster is owner of the repo.
 	if perm.IsOwner() {
-		// If the poster isn't a admin, enable the owner role.
+		// If the poster isn't an admin, enable the owner role.
 		if !poster.IsAdmin {
-			roleDescriptor = roleDescriptor.WithRole(issues_model.RoleDescriptorOwner)
-		} else {
+			roleDescriptor.RoleInRepo = issues_model.RoleRepoOwner
+			return roleDescriptor, nil
+		}
 
-			// Otherwise check if poster is the real repo admin.
-			ok, err := access_model.IsUserRealRepoAdmin(repo, poster)
-			if err != nil {
-				return issues_model.RoleDescriptorNone, err
-			}
-			if ok {
-				roleDescriptor = roleDescriptor.WithRole(issues_model.RoleDescriptorOwner)
-			}
+		// Otherwise check if poster is the real repo admin.
+		ok, err := access_model.IsUserRealRepoAdmin(repo, poster)
+		if err != nil {
+			return roleDescriptor, err
+		}
+		if ok {
+			roleDescriptor.RoleInRepo = issues_model.RoleRepoOwner
+			return roleDescriptor, nil
 		}
 	}
 
-	// Is the poster can write issues or pulls to the repo, enable the Writer role.
-	// Only enable this if the poster doesn't have the owner role already.
-	if !roleDescriptor.HasRole("Owner") && perm.CanWriteIssuesOrPulls(issue.IsPull) {
-		roleDescriptor = roleDescriptor.WithRole(issues_model.RoleDescriptorWriter)
+	// If repo is organization, check Member role
+	if err := repo.LoadOwner(ctx); err != nil {
+		return roleDescriptor, err
+	}
+	if repo.Owner.IsOrganization() {
+		if isMember, err := organization.IsOrganizationMember(ctx, repo.Owner.ID, poster.ID); err != nil {
+			return roleDescriptor, err
+		} else if isMember {
+			roleDescriptor.RoleInRepo = issues_model.RoleRepoMember
+			return roleDescriptor, nil
+		}
 	}
 
-	// If the poster is the actual poster of the issue, enable Poster role.
-	if issue.IsPoster(poster.ID) {
-		roleDescriptor = roleDescriptor.WithRole(issues_model.RoleDescriptorPoster)
+	// If the poster is the collaborator of the repo
+	if isCollaborator, err := repo_model.IsCollaborator(ctx, repo.ID, poster.ID); err != nil {
+		return roleDescriptor, err
+	} else if isCollaborator {
+		roleDescriptor.RoleInRepo = issues_model.RoleRepoCollaborator
+		return roleDescriptor, nil
+	}
+
+	hasMergedPR, err := issues_model.HasMergedPullRequestInRepo(ctx, repo.ID, poster.ID)
+	if err != nil {
+		return roleDescriptor, err
+	} else if hasMergedPR {
+		roleDescriptor.RoleInRepo = issues_model.RoleRepoContributor
+	} else {
+		// only display first time contributor in the first opening pull request
+		roleDescriptor.RoleInRepo = issues_model.RoleRepoFirstTimeContributor
 	}
 
 	return roleDescriptor, nil