module ChatWork
  module Task
    # Get the list of tasks associated with the specified chat
    #
    # (*This method returns up to 100 entries. We are planning to implement pagination to support larger number of data retrieval)
    #
    # @see http://developer.chatwork.com/ja/endpoint_rooms.html#GET-rooms-room_id-tasks
    # @see http://download.chatwork.com/ChatWork_API_Documentation.pdf
    #
    # @param room_id [Integer]
    # @param account_id [Integer]
    # @param assigned_by_account_id [Integer] Account ID of the person who assigned task
    # @param status [String] Task status (open, done)
    #
    # @yield [response_body, response_header] if block was given, return response body and response header through block arguments
    # @yieldparam response_body [Array<Hashie::Mash>] response body
    # @yieldparam response_header [Hash<String, String>] response header (e.g. X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset)
    #
    # @return [Array<Hashie::Mash>]
    #
    # @example response format
    #   [
    #     {
    #       "task_id": 3,
    #       "account": {
    #         "account_id": 123,
    #         "name": "Bob",
    #         "avatar_image_url": "https://example.com/abc.png"
    #       },
    #       "assigned_by_account": {
    #         "account_id": 456,
    #         "name": "Anna",
    #         "avatar_image_url": "https://example.com/def.png"
    #       },
    #       "message_id": "13",
    #       "body": "buy milk",
    #       "limit_time": 1384354799,
    #       "status": "open",
    #       "limit_type": "date"
    #     }
    #   ]
    def self.get(room_id:, account_id:, assigned_by_account_id: nil, status: nil, &block)
      ChatWork.client.get_tasks(room_id: room_id, account_id: account_id, assigned_by_account_id: assigned_by_account_id, status: status, &block)
    end

    # Add a new task to the chat
    #
    # @see http://developer.chatwork.com/ja/endpoint_rooms.html#POST-rooms-room_id-tasks
    # @see http://download.chatwork.com/ChatWork_API_Documentation.pdf
    #
    # @param room_id    [Integer]
    # @param body       [String] Task description
    # @param to_ids     [Array<Integer>, String] Account ID of the person/people responsible to complete the task
    # @param limit      [Time, Integer] When the task is due
    # @param limit_type [String] Type of task deadline (e.g. `none`, `date`, `time`)
    #
    # @yield [response_body, response_header] if block was given, return response body and response header through block arguments
    # @yieldparam response_body [Hashie::Mash] response body
    # @yieldparam response_header [Hash<String, String>] response header (e.g. X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset)
    #
    # @return [Hashie::Mash]
    #
    # @example response format
    #   {
    #     "task_ids": [123,124]
    #   }
    def self.create(room_id:, body:, to_ids:, limit: nil, limit_type: nil, &block)
      ChatWork.client.create_task(room_id: room_id, body: body, to_ids: to_ids, limit: limit, limit_type: limit_type, &block)
    end

    # Get information about the specified task
    #
    # @see http://developer.chatwork.com/ja/endpoint_rooms.html#GET-rooms-room_id-tasks-task_id
    # @see http://download.chatwork.com/ChatWork_API_Documentation.pdf
    #
    # @param room_id [Integer]
    # @param task_id [Integer]
    #
    # @yield [response_body, response_header] if block was given, return response body and response header through block arguments
    # @yieldparam response_body [Hashie::Mash] response body
    # @yieldparam response_header [Hash<String, String>] response header (e.g. X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset)
    #
    # @return [Hashie::Mash]
    #
    # @example response format
    #   {
    #     "task_id": 3,
    #     "account": {
    #       "account_id": 123,
    #       "name": "Bob",
    #       "avatar_image_url": "https://example.com/abc.png"
    #     },
    #     "assigned_by_account": {
    #       "account_id": 456,
    #       "name": "Anna",
    #       "avatar_image_url": "https://example.com/def.png"
    #     },
    #     "message_id": "13",
    #     "body": "buy milk",
    #     "limit_time": 1384354799,
    #     "status": "open",
    #     "limit_type": "date"
    #   }
    def self.find(room_id:, task_id:, &block)
      ChatWork.client.find_task(room_id: room_id, task_id: task_id, &block)
    end

    # Update task completion status
    #
    # @see http://developer.chatwork.com/ja/endpoint_rooms.html#PUT-rooms-room_id-tasks-task_id-status
    # @see http://download.chatwork.com/ChatWork_API_Documentation.pdf
    #
    # @param room_id [Integer]
    # @param task_id [Integer]
    # @param body [String] Task completion status (e.g. `open`, `done`)
    #
    # @yield [response_body, response_header] if block was given, return response body and response header through block arguments
    # @yieldparam response_body [Hashie::Mash] response body
    # @yieldparam response_header [Hash<String, String>] response header (e.g. X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset)
    #
    # @return [Hashie::Mash]
    #
    # @example response format
    #   {
    #     "task_id": 1234
    #   }
    def self.update_status(room_id:, task_id:, body:, &block)
      ChatWork.client.update_task_status(room_id: room_id, task_id: task_id, body: body, &block)
    end
  end
end