Build collection of Merge Requests based on filtering passed via params for @project

Methods
E
Instance Public methods
execute()
# File app/contexts/merge_requests_load_context.rb, line 4
def execute
  type = params[:f]

  merge_requests = project.merge_requests

  merge_requests = case type
                   when 'all' then merge_requests
                   when 'closed' then merge_requests.closed
                   when 'assigned-to-me' then merge_requests.opened.assigned(current_user)
                   else merge_requests.opened
                   end

  merge_requests = merge_requests.page(params[:page]).per(20)
  merge_requests = merge_requests.includes(:author, :project).order("closed, created_at desc")

  # Filter by specific assignee_id (or lack thereof)?
  if params[:assignee_id].present?
    merge_requests = merge_requests.where(assignee_id: (params[:assignee_id] == '0' ? nil : params[:assignee_id]))
  end

  # Filter by specific milestone_id (or lack thereof)?
  if params[:milestone_id].present?
    merge_requests = merge_requests.where(milestone_id: (params[:milestone_id] == '0' ? nil : params[:milestone_id]))
  end

  merge_requests
end