Change Jira service to create comments first

Speculative fix for broken Jira integration.
Tries create comments before trying to create
remote links, which is closer to the previous code.

app/models/project_services/jira_service.rb

@@ -280,21 +280,17 @@ class JiraService < IssueTrackerService
     return unless client_url.present?
 
     jira_request do
-      create_issue_link(issue, remote_link_props)
-      create_issue_comment(issue, message)
+      remote_link = find_remote_link(issue, remote_link_props[:object][:url])
+
+      create_issue_comment(issue, message) unless remote_link
+      remote_link ||= issue.remotelink.build
+      remote_link.save!(remote_link_props)
 
       log_info("Successfully posted", client_url: client_url)
       "SUCCESS: Successfully posted to #{client_url}."
     end
   end
 
-  def create_issue_link(issue, remote_link_props)
-    remote_link = find_remote_link(issue, remote_link_props[:object][:url])
-    remote_link ||= issue.remotelink.build
-
-    remote_link.save!(remote_link_props)
-  end
-
   def create_issue_comment(issue, message)
     return unless comment_on_event_enabled
 

lib/gitlab/jira/http_client.rb

@@ -15,7 +15,7 @@ module Gitlab
         unless result.response.is_a?(Net::HTTPSuccess)
           Gitlab::ErrorTracking.track_and_raise_exception(
             JIRA::HTTPError.new(result.response),
-            response_body: result.body
+            response: result.body
           )
         end
 

spec/models/project_services/jira_service_spec.rb

@@ -440,6 +440,27 @@ describe JiraService do
         end
       end
 
+      context 'when Remote Link already exists' do
+        let(:remote_link) do
+          double(
+            'remote link',
+            object: {
+              url: "#{Gitlab.config.gitlab.url}/#{project.full_path}/-/commit/#{commit_id}"
+            }.with_indifferent_access
+          )
+        end
+
+        it 'does not create comment' do
+          allow(JIRA::Resource::Remotelink).to receive(:all).and_return([remote_link])
+
+          expect(remote_link).to receive(:save!)
+
+          @jira_service.close_issue(resource, ExternalIssue.new('JIRA-123', project))
+
+          expect(WebMock).not_to have_requested(:post, @comment_url)
+        end
+      end
+
       it 'does not send comment or remote links to issues already closed' do
         allow_any_instance_of(JIRA::Resource::Issue).to receive(:resolution).and_return(true)