1 files changed, 90 insertions, 0 deletions
diff --git a/app/controllers/concerns/multiple_boards_actions.rb b/app/controllers/concerns/multiple_boards_actions.rb
new file mode 100644
index 00000000000..95a6800f55c
--- /dev/null
+++ b/app/controllers/concerns/multiple_boards_actions.rb
@@ -0,0 +1,90 @@
+# frozen_string_literal: true
+
+module MultipleBoardsActions
+  include Gitlab::Utils::StrongMemoize
+  extend ActiveSupport::Concern
+
+  included do
+    include BoardsActions
+
+    before_action :redirect_to_recent_board, only: [:index]
+    before_action :authenticate_user!, only: [:recent]
+    before_action :authorize_create_board!, only: [:create]
+    before_action :authorize_admin_board!, only: [:create, :update, :destroy]
+  end
+
+  def recent
+    recent_visits = ::Boards::VisitsFinder.new(parent, current_user).latest(4)
+    recent_boards = recent_visits.map(&:board)
+
+    render json: serialize_as_json(recent_boards)
+  end
+
+  def create
+    board = Boards::CreateService.new(parent, current_user, board_params).execute
+
+    respond_to do |format|
+      format.json do
+        if board.persisted?
+          extra_json = { board_path: board_path(board) }
+          render json: serialize_as_json(board).merge(extra_json)
+        else
+          render json: board.errors, status: :unprocessable_entity
+        end
+      end
+    end
+  end
+
+  def update
+    service = Boards::UpdateService.new(parent, current_user, board_params)
+
+    respond_to do |format|
+      format.json do
+        if service.execute(board)
+          extra_json = { board_path: board_path(board) }
+          render json: serialize_as_json(board).merge(extra_json)
+        else
+          render json: board.errors, status: :unprocessable_entity
+        end
+      end
+    end
+  end
+
+  def destroy
+    service = Boards::DestroyService.new(parent, current_user)
+    service.execute(board)
+
+    respond_to do |format|
+      format.json { head :ok }
+      format.html { redirect_to boards_path, status: :found }
+    end
+  end
+
+  private
+
+  def redirect_to_recent_board
+    return if request.format.json? || !parent.multiple_issue_boards_available? || !latest_visited_board
+
+    redirect_to board_path(latest_visited_board.board)
+  end
+
+  def latest_visited_board
+    @latest_visited_board ||= Boards::VisitsFinder.new(parent, current_user).latest
+  end
+
+  def authorize_create_board!
+    check_multiple_group_issue_boards_available! if group?
+  end
+
+  def authorize_admin_board!
+    return render_404 unless can?(current_user, :admin_board, parent)
+  end
+
+  def serializer
+    BoardSerializer.new(current_user: current_user)
+  end
+
+  def serialize_as_json(resource)
+    serializer.represent(resource, serializer: 'board', include_full_project_path: board.group_board?)
+  end
+end