gistfile1.txt

module Spree
  class CoinbaseController < StoreController
    # make sure to get rid of this before deploying, lol
    skip_before_filter :verify_authenticity_token

    def invoice
      begin
        order_total = BigDecimal.new(current_order.total)
        order_total_string = order_total.to_s('F')

        
        order_total_btc = current_order.bitcoin_total
        order_total_btc_string = order_total_btc.to_s

        button_data = {
          :name => "#{Spree::Config[:site_name]} Order #{current_order.number}",
          :price => order_total_btc_string,
          :price_string => order_total_btc_string,
          :price_currency_iso => 'BTC', # current_currency,
          :callback_url => spree.coinbase_notify_url,
          :cancel_url => spree.checkout_state_url(:payment),
          :custom => current_order.number,
          :description => "#{current_order.line_items.map{|li| "#{li.quantity} x #{li.product.name} #{Spree::Money.new(li.price)}" }.join('\n')}",
          :include_email => true,
          :type => 'buy_now',
          :success_url => spree.order_url(current_order)
        }

        response = HTTParty.post("https://coinbase.com/api/v1/buttons?api_key=#{payment_method.preferred_api_key}",
          :body => {:button => button_data}.to_json,
          :headers => { 'Content-Type' => 'application/json' }
        )
        data = response.parsed_response

        if data['success'] == true
          code = data['button']['code']
          redirect_to "https://coinbase.com/checkouts/#{code}"
        else
          flash[:error] = "Coinbase Error: #{data['errors'].join(',')}"
          redirect_to checkout_state_path(:payment)
        end
      rescue
        flash[:error] = "Could not connect to Coinbase."
        redirect_to checkout_state_path(:payment)
      end
    end

    def notify
      Rails.logger.debug "CoinbaseController#notify"
      Rails.logger.debug params.inspect

      # build CoinbasePayment
      coinbase_payment_params = {
        "order_number"              => params["order"]["custom"],
        "coinbase_submitted_at"     => params["order"]["created_at"],
        "satoshi"                   => params["order"]["total_btc"]["cents"],
        "coinbase_id"               => params["order"]["id"],
        "coinbase_button_id"        => params["order"]["button"]["id"],
        "receive_address"           => params["order"]["receive_address"],
        "transaction_id"            => params["order"]["transaction"]["id"],
        "transaction_hash"          => params["order"]["transaction"]["hash"],
        "transaction_confirmations" => params["order"]["transaction"]["confirmations"]
      }

      begin
        coinbase_payment_params["customer_email"] = params["customer"]["email"]
      rescue
        Rails.logger.error "no params['customer']['email'] from Coinbase, apparently"
        Rails.logger.error params.inspect
      end

      order = Spree::Order.find_by_number(coinbase_payment_params["order_number"])

      if order.payments.create!({
        :source => Spree::CoinbasePayment.create(coinbase_payment_params),
        :amount => order.total,
        :payment_method => payment_method
      })
        # payment -> complete, hopefully
        order.next
        render :json => {status: 'ok'}.to_json
      else
        render status: 500
      end
    end

    private

    def payment_method
      # @payment_method ||= Spree::PaymentMethod.find(params[:payment_method_id])
      @payment_method ||= Spree::PaymentMethod.find_by_type("Spree::PaymentMethod::Coinbase")
    end

  end
end