module MpApi
  class Payment

    attr_reader :status_detail, :three_ds_info_creq, :three_ds_info_external_resource_url, :three_d_secure_mode, :id, :description, :date_approved, :date_created, :money_release_date, :payer_email, :payer_identification_type, :payer_identification_number, :payment_method, :payment_type, :qr_code, :qr_code_base_64, :transaction_id, :ticket_url, :status, :amount, :token, :issuer_id, :installments, :statement_descriptor, :items, :errors
    def initialize(status_detail:nil, three_ds_info_creq:nil, three_ds_info_external_resource_url:nil, three_d_secure_mode:nil, id:nil, description:nil, date_approved:nil, date_created:nil, money_release_date:nil, payer_email:, payer_identification_type:, payer_identification_number:, payment_method:, payment_type:nil, qr_code:nil, qr_code_base_64:nil, transaction_id:nil, ticket_url:nil, status:nil, amount:, token:nil, issuer_id:nil, installments:nil, items:nil, statement_descriptor:nil, errors:nil)
      @id = id
      @description = description
      @date_approved = date_approved
      @date_created = date_created
      @money_release_date = money_release_date
      @payer_email = payer_email
      @payer_identification_type = payer_identification_type
      @payer_identification_number = payer_identification_number
      @payment_method = payment_method
      @payment_type = payment_type
      @qr_code = qr_code
      @qr_code_base_64 = qr_code_base_64
      @transaction_id = transaction_id
      @ticket_url = ticket_url
      @status = status
      @amount = amount
      @token = token
      @issuer_id = issuer_id
      @installments = installments
      @three_d_secure_mode = three_d_secure_mode
      @three_ds_info_external_resource_url = three_ds_info_external_resource_url
      @three_ds_info_creq = three_ds_info_creq
      @status_detail = status_detail
      @statement_descriptor = statement_descriptor
      @items = items
      @errors = errors
    end

    def build_json
      send("build_json_#{payment_method == 'pix' ? 'pix' : 'credit_card'}").except(:description)
    end

    def build_json_pix
      {
        transaction_amount: amount,
        description: description,
        statement_descriptor: statement_descriptor,
        additional_info: {
          items: @items
        },
        payment_method_id: payment_method,
        payer: {
          email: payer_email,
          identification: {
            type: payer_identification_type,
            number: payer_identification_number
          }
        }
      }
    end

    def build_json_credit_card
      build_json_pix.merge({
        token: token,
        issuer_id: issuer_id,
        installments: installments,
        three_d_secure_mode: three_d_secure_mode ? 'optional' : 'not_supported'
      })
    end
    
    def create
      response = Client.new.create_payment(JSON.dump(build_json))
      self.class.new(**self.class.build_hash(response.json))
    end
        
    def self.find_by_id(payment_id)
      response = Client.new.get_payment(payment_id)
      new(**build_hash(response.json))
    end

    def self.build_hash json_response
      {
        id: json_response.dig('id'),
        description: json_response.dig('description'),
        date_approved: json_response.dig('date_approved'),
        date_created: json_response.dig('date_created'),
        money_release_date: json_response.dig('money_release_date'),
        payer_email: json_response.dig('payer', 'email'),
        payer_identification_type: json_response.dig('payer', 'identification', 'type'),
        payer_identification_number: json_response.dig('payer', 'identification', 'number'),
        payment_method: json_response.dig('payment_method_id'),
        payment_type: json_response.dig('payment_type_id'),
        qr_code: json_response.dig('point_of_interaction', 'transaction_data', 'qr_code'),
        qr_code_base_64: json_response.dig('point_of_interaction', 'transaction_data', 'qr_code_base64'),
        three_ds_info_external_resource_url: json_response.dig('three_ds_info', 'external_resource_url'),
        three_ds_info_creq: json_response.dig('three_ds_info', 'creq'),
        transaction_id: json_response.dig('point_of_interaction', 'transaction_data', 'transaction_id'),
        ticket_url: json_response.dig('point_of_interaction', 'transaction_data', 'ticket_url'),
        status: json_response.dig('status'),
        status_detail: json_response.dig('status_detail'),
        amount: json_response.dig('transaction_amount'),
        errors: PaymentError.new(json_response: json_response).errors
      }
    end
  end
end