Add "Start a new merge request" option to every commit form

1 files changed, 28 insertions, 0 deletions

diff --git a/app/controllers/concerns/creates_merge_request_for_commit.rb b/app/controllers/concerns/creates_merge_request_for_commit.rb
new file mode 100644
index 00000000000..c7527822158
--- /dev/null
+++ b/app/controllers/concerns/creates_merge_request_for_commit.rb
@@ -0,0 +1,28 @@
+module CreatesMergeRequestForCommit
+  extend ActiveSupport::Concern
+
+  def new_merge_request_path
+    if @project.forked?
+      target_project = @project.forked_from_project || @project
+      target_branch = target_project.repository.root_ref
+    else
+      target_project = @project
+      target_branch = @ref
+    end
+
+    new_namespace_project_merge_request_path(
+      @project.namespace,
+      @project,
+      merge_request: {
+        source_project_id: @project.id,
+        target_project_id: target_project.id,
+        source_branch: @new_branch,
+        target_branch: target_branch
+      }
+    )
+  end
+
+  def create_merge_request?
+    params[:create_merge_request] && @new_branch != @ref
+  end
+end