Grouping commit comments

src/main/scala/gitbucket/core/controller/PullRequestsController.scala

@@ -1,6 +1,6 @@
 package gitbucket.core.controller
 
-import gitbucket.core.model.{CommitComment, IssueComment, WebHook}
+import gitbucket.core.model.{CommitComment, CommitComments, IssueComment, WebHook}
 import gitbucket.core.plugin.PluginRegistry
 import gitbucket.core.pulls.html
 import gitbucket.core.service.CommitStatusService
@@ -123,14 +123,22 @@ trait PullRequestsControllerBase extends ControllerBase {
                   .flatten
                   .toList ::: getComments(owner, name, issueId))
                   .groupBy {
-                    case x: IssueComment  => (None, None, None)
-                    case x: CommitComment => (x.fileName, x.oldLine, x.newLine)
+                    case x: IssueComment  => (Some(x.commentId), None, None, None)
+                    case x: CommitComment => (None, x.fileName, x.oldLine, x.newLine)
                   }
-                  .toSeq
-                  .sortWith {
-                    case ((key1, comments1), (key2, comments2)) =>
-                      comments1.head.registeredDate before comments2.head.registeredDate
+                  .toList
+                  .map {
+                    case ((Some(_), _, _, _), comments) =>
+                      comments.head
+                    case ((None, Some(fileName), _, _), comments) =>
+                      CommitComments(
+                        fileName = fileName,
+                        commentedUserName = comments.head.commentedUserName,
+                        registeredDate = comments.head.registeredDate,
+                        comments = comments.map(_.asInstanceOf[CommitComment])
+                      )
                   }
+                  .sortWith(_.registeredDate before _.registeredDate)
 
                 html.pullreq(
                   issue,

src/main/scala/gitbucket/core/model/Comment.scala

@@ -1,4 +1,5 @@
 package gitbucket.core.model
+import java.util.Date
 
 trait Comment {
   val commentedUserName: String
@@ -87,3 +88,10 @@ case class CommitComment(
   updatedDate: java.util.Date,
   issueId: Option[Int]
 ) extends Comment
+
+case class CommitComments(
+  fileName: String,
+  commentedUserName: String,
+  registeredDate: Date,
+  comments: Seq[CommitComment]
+) extends Comment

src/main/twirl/gitbucket/core/pulls/commits.scala.html

@@ -1,5 +1,4 @@
 @(commits: Seq[Seq[gitbucket.core.util.JGitUtil.CommitInfo]],
-  comments: Option[List[gitbucket.core.model.Comment]] = None,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 <table class="table table-bordered">

src/main/twirl/gitbucket/core/pulls/pullreq.scala.html

@@ -90,7 +90,7 @@
         </div>
         <div class="tab-pane" id="commits">
           @if(commits.nonEmpty){
-            @gitbucket.core.pulls.html.commits(dayByDayCommits, Some(comments), repository)
+            @gitbucket.core.pulls.html.commits(dayByDayCommits, repository)
           }
         </div>
         <div class="tab-pane" id="files">