add html_url on api issue-comment

src/main/scala/gitbucket/core/api/ApiComment.scala

@@ -1,6 +1,7 @@
 package gitbucket.core.api
 
 import gitbucket.core.model.IssueComment
+import gitbucket.core.util.RepositoryName
 
 import java.util.Date
 
@@ -13,14 +14,16 @@ case class ApiComment(
   user: ApiUser,
   body: String,
   created_at: Date,
-  updated_at: Date)
+  updated_at: Date)(repositoryName: RepositoryName, issueId: Int){
+  val html_url = ApiPath(s"/${repositoryName.fullName}/issues/${issueId}#comment-${id}")
+}
 
 object ApiComment{
-  def apply(comment: IssueComment, user: ApiUser): ApiComment =
+  def apply(comment: IssueComment, repositoryName: RepositoryName, issueId: Int, user: ApiUser): ApiComment =
     ApiComment(
       id = comment.commentId,
       user = user,
       body = comment.content,
       created_at = comment.registeredDate,
-      updated_at = comment.updatedDate)
+      updated_at = comment.updatedDate)(repositoryName, issueId)
 }

src/main/scala/gitbucket/core/api/JsonFormat.scala

@@ -23,7 +23,7 @@ object JsonFormat {
   ) + FieldSerializer[ApiUser]() + FieldSerializer[ApiPullRequest]() + FieldSerializer[ApiRepository]() +
     FieldSerializer[ApiCommitListItem.Parent]() + FieldSerializer[ApiCommitListItem]() + FieldSerializer[ApiCommitListItem.Commit]() +
     FieldSerializer[ApiCommitStatus]() + FieldSerializer[ApiCommit]() + FieldSerializer[ApiCombinedCommitStatus]() +
-    FieldSerializer[ApiPullRequest.Commit]() + FieldSerializer[ApiIssue]()
+    FieldSerializer[ApiPullRequest.Commit]() + FieldSerializer[ApiIssue]() + FieldSerializer[ApiComment]()
 
 
   def apiPathSerializer(c: Context) = new CustomSerializer[ApiPath](format =>

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

@@ -86,7 +86,7 @@ trait IssuesControllerBase extends ControllerBase {
       issueId <- params("id").toIntOpt
       comments = getCommentsForApi(repository.owner, repository.name, issueId.toInt)
     } yield {
-      JsonFormat(comments.map{ case (issueComment, user) => ApiComment(issueComment, ApiUser(user)) })
+      JsonFormat(comments.map{ case (issueComment, user) => ApiComment(issueComment, RepositoryName(repository), issueId, ApiUser(user)) })
     }).getOrElse(NotFound)
   })
 
@@ -190,7 +190,7 @@ trait IssuesControllerBase extends ControllerBase {
       (issue, id) <- handleComment(issueId, Some(body), repository)()
       issueComment <- getComment(repository.owner, repository.name, id.toString())
     } yield {
-      JsonFormat(ApiComment(issueComment, ApiUser(context.loginAccount.get)))
+      JsonFormat(ApiComment(issueComment, RepositoryName(repository), issueId, ApiUser(context.loginAccount.get)))
     }) getOrElse NotFound
   })
 

src/main/scala/gitbucket/core/service/WebHookService.scala

@@ -273,7 +273,7 @@ object WebHookService {
         action       = "created",
         repository   = ApiRepository(repository, repositoryUser),
         issue        = ApiIssue(issue, RepositoryName(repository), ApiUser(issueUser)),
-        comment      = ApiComment(comment, ApiUser(commentUser)),
+        comment      = ApiComment(comment, RepositoryName(repository), issue.issueId, ApiUser(commentUser)),
         sender       = ApiUser(sender))
   }
 }

src/test/scala/gitbucket/core/api/JsonFormatSpec.scala

@@ -90,11 +90,12 @@ class JsonFormatSpec extends Specification {
     user = apiUser,
     body= "Me too",
     created_at= date1,
-    updated_at= date1)
+    updated_at= date1)(RepositoryName("octocat","Hello-World"), 100)
   val apiCommentJson = s"""{
     "id": 1,
     "body": "Me too",
     "user": $apiUserJson,
+    "html_url" : "${context.baseUrl}/octocat/Hello-World/issues/100#comment-1",
     "created_at": "2011-04-14T16:00:49Z",
     "updated_at": "2011-04-14T16:00:49Z"
   }"""