Added Usage Data for some Web IDE actions

The actions tracked in the web IDE are:
- creation of commits
- creation of merge requests
- projects loaded

5 files changed, 15 insertions, 1 deletions

diff --git a/app/assets/javascripts/ide/stores/utils.js b/app/assets/javascripts/ide/stores/utils.js
index 04470064c1f..366314536c6 100644
--- a/app/assets/javascripts/ide/stores/utils.js
+++ b/app/assets/javascripts/ide/stores/utils.js
@@ -159,7 +159,7 @@ export const createCommitPayload = ({
 });
 
 export const createNewMergeRequestUrl = (projectUrl, source, target) =>
-  `${projectUrl}/merge_requests/new?merge_request[source_branch]=${source}&merge_request[target_branch]=${target}`;
+  `${projectUrl}/merge_requests/new?merge_request[source_branch]=${source}&merge_request[target_branch]=${target}&nav_source=webide`;
 
 const sortTreesByTypeAndName = (a, b) => {
   if (a.type === 'tree' && b.type === 'blob') {
diff --git a/app/controllers/ide_controller.rb b/app/controllers/ide_controller.rb
index eeeebe430a7..af1e6cc703b 100644
--- a/app/controllers/ide_controller.rb
+++ b/app/controllers/ide_controller.rb
@@ -4,5 +4,6 @@ class IdeController < ApplicationController
   layout 'fullscreen'
 
   def index
+    Gitlab::UsageDataCounters::WebIdeCounter.increment_views_count
   end
 end
diff --git a/app/controllers/projects/merge_requests/creations_controller.rb b/app/controllers/projects/merge_requests/creations_controller.rb
index 32cefe54613..6ac5bb90706 100644
--- a/app/controllers/projects/merge_requests/creations_controller.rb
+++ b/app/controllers/projects/merge_requests/creations_controller.rb
@@ -23,6 +23,8 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
     @merge_request = ::MergeRequests::CreateService.new(project, current_user, merge_request_params).execute
 
     if @merge_request.valid?
+      incr_count_webide_merge_request
+
       redirect_to(merge_request_path(@merge_request))
     else
       @source_project = @merge_request.source_project
@@ -135,4 +137,10 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
   def whitelist_query_limiting
     Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42384')
   end
+
+  def incr_count_webide_merge_request
+    return if params[:nav_source] != 'webide'
+
+    Gitlab::UsageDataCounters::WebIdeCounter.increment_merge_requests_count
+  end
 end
diff --git a/app/views/projects/merge_requests/creations/_new_compare.html.haml b/app/views/projects/merge_requests/creations/_new_compare.html.haml
index 11272a67f93..be01905dd35 100644
--- a/app/views/projects/merge_requests/creations/_new_compare.html.haml
+++ b/app/views/projects/merge_requests/creations/_new_compare.html.haml
@@ -2,6 +2,8 @@
   New Merge Request
 
 = form_for [@project.namespace.becomes(Namespace), @project, @merge_request], url: project_new_merge_request_path(@project), method: :get, html: { class: "merge-request-form js-requires-input" } do |f|
+  - if params[:nav_source].present?
+    = hidden_field_tag(:nav_source, params[:nav_source])
   .hide.alert.alert-danger.mr-compare-errors
   .js-merge-request-new-compare.row{ 'data-source-branch-url': project_new_merge_request_branch_from_path(@source_project), 'data-target-branch-url': project_new_merge_request_branch_to_path(@source_project) }
     .col-lg-6
diff --git a/app/views/projects/merge_requests/creations/_new_submit.html.haml b/app/views/projects/merge_requests/creations/_new_submit.html.haml
index 464f8fa65e9..543441b9479 100644
--- a/app/views/projects/merge_requests/creations/_new_submit.html.haml
+++ b/app/views/projects/merge_requests/creations/_new_submit.html.haml
@@ -17,6 +17,9 @@
   = f.hidden_field :target_project_id
   = f.hidden_field :target_branch, id: ''
 
+  - if params[:nav_source].present?
+    = hidden_field_tag(:nav_source, params[:nav_source])
+
 .mr-compare.merge-request.js-merge-request-new-submit{ 'data-mr-submit-action': "#{j params[:tab].presence || 'new'}" }
   - if @commits.empty?
     .commits-empty