module SolidusBling
  class Order < SolidusBling::Api

    def initialize order
      super(SolidusBling::Account.first)
      @order = order
    end
    
    def send
      if @order.present?
        contato = SolidusBling::Contact.new(@order, @account)
        hash_order = build_hash_order(@order, contato.info)
        begin
          attempts ||= 1
          req = Typhoeus.post("#{@account.api_base_url}/pedidos/vendas", headers: @headers, body: JSON.dump(hash_order))
          raise if req.code == 429
        rescue
          retry if (attempts += 1) < 5
        ensure
          json = JSON.parse(req.body)
          response_has_error?(json)
          if json.include? "data"
            @order.bling_order_id = json["data"]["id"]
            @order.save
          end
        end
      end
    end

    private
    
    def build_hash_order order, contato
      {
        "numeroLoja": order.number,
        "data": order.completed_at.strftime("%Y-%m-%d"),
        "loja": {
            "id": @account.external_store_id
        },
        "contato": {
            "id": contato["id"]
        },
        "itens": build_array_items(order.line_items),
        "vendedor": {
            "id": @account.sellers.first.external_id
        },
        "transporte": build_hash_transporte(order),
        "parcelas": build_array_parcelas(order),
        "desconto": {
            "valor": order.promo_total&.to_f.abs || 0,
            "unidade": "REAL"
        },
        "totalProdutos": order.item_total.to_f,
        "total": order.total.to_f,
        "observacoes": " Nº Pedido Loja: #{order.number}",
        "observacoesInternas": "Pagamento: #{@parcelas}x R$ #{(order.total.to_f / @parcelas).round(2)}\nForma de envio: #{order.shipments.last.selected_shipping_rate.name}\n#{build_cupons(order.promotions)}",
        "categoria": {
            "id": @account.incoming_category_id
        }
      }
    end

    def build_array_items items
      items.map do |item|
        bling_product = SolidusBling::Product.find_by(sku: item.sku)
        {
          "id": bling_product.external_id,
          "quantidade": item.quantity,
          "valor": item.price.to_f,
          "produto": {
              "id": bling_product.external_id
            }
        }
      end
    end

    def build_array_parcelas order
      @parcelas = 1
      if order.payments.last.source
        @parcelas = order.payments.last.source.try(:installments) || 1
      end
      valor_parcela = order.total.to_f / @parcelas
      1.upto(@parcelas).map do |parcela|
        {
            "dataVencimento": (order.completed_at + parcela.months).strftime("%Y-%m-%d"),
            "valor": valor_parcela,
            "formaPagamento": {
                "id": @account.payment_methods.find_by(spree_payment_method_id: order.payments.last.payment_method_id).external_id
            }
        }
      end
    end

    def build_hash_transporte order
      {
        "fretePorConta": 1,
        "frete": order.shipment_total.to_f,
        "quantidadeVolumes": 1,
        "etiqueta": {
            "nome": order.ship_address.name,
            "endereco": order.ship_address.address1,
            "numero": order.ship_address.number,
            "complemento": order.ship_address.address2,
            "municipio": order.ship_address.city,
            "uf": order.ship_address.state.abbr,
            "bairro": order.ship_address.district,
            "cep": order.ship_address.zipcode,
            "nomePais": "Brasil"
        },
        "volumes": [
          {
            "servico": @account.shipping_methods.find_by(spree_shipping_method_id: order.shipments.last.shipping_method.id).alias,
            "codigoRastreamento": ""
          }
        ]
      }
    end

    def build_cupons cupons
      string_cupons = ''
      if !cupons.empty?
        string_cupons = "Cupons utilizados: #{cupons.pluck(:name).join(", ")}"
      end
      string_cupons
    end
  end
end