lib/api/todos.rb


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module API
  # Todos API
  class Todos < Grape::API
    before { authenticate! }

    resource :todos do
      helpers do
        def find_todos
          TodosFinder.new(current_user, params).execute
        end
      end

      # Get a todo list
      #
      # Example Request:
      #  GET /todos
      #
      get do
        todos = find_todos

        present paginate(todos), with: Entities::Todo, current_user: current_user
      end

      # Mark a todo as done
      #
      # Parameters:
      #   id: (required) - The ID of the todo being marked as done
      #
      # Example Request:
      #  DELETE /todos/:id
      #
      delete ':id' do
        todo = current_user.todos.find(params[:id])
        todo.done

        present todo, with: Entities::Todo, current_user: current_user
      end

      # Mark all todos as done
      #
      # Example Request:
      #  DELETE /todos
      #
      delete do
        todos = find_todos
        todos.each(&:done)

        present paginate(Kaminari.paginate_array(todos)), with: Entities::Todo, current_user: current_user
      end
    end
  end
end