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@rahul
Created March 8, 2018 05:54
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class OrdersController < ApplicationController
before_action :get_cart
# process order
def create
@order = Order.new(order_params)
# Add items from cart to order's ordered_items association
@cart.ordered_items.each do |item|
@order.ordered_items << item
end
# Add shipping and tax to order total
case params[:order][:shipping_method]
when 'ground'
@order.total = (@order.taxed_total).round(2)
when 'two-day'
@order.total = @order.taxed_total + (15.75).round(2)
when "overnight"
@order.total = @order.taxed_total + (25).round(2)
end
# Process credit card
# Create a connection to ActiveMerchant
gateway = ActiveMerchant::Billing::AuthorizeNetGateway.new(
login: ENV["AUTHORIZE_LOGIN"],
password: ENV["AUTHORIZE_PASSWORD"]
)
# Get the card type
card_type = get_card_type
# Get credit card object from ActiveMerchant
credit_card = ActiveMerchant::Billing::CreditCard.new(
number: params[:card_info][:card_number],
month: params[:card_info][:card_expiration_month],
year: params[:card_info][:card_expiration_year],
verification_value: params[:card_info][:cvv],
first_name: params[:card_info][:card_first_name],
last_name: params[:card_info][:card_last_name],
type: card_type
)
# Check if card is valid
if credit_card.valid?
billing_address = { name: "#{params[:billing_first_name]} #{params[:billing_last_name]}",
address1: params[:billing_address_line_1],
city: params[:billing_city], state: params[:billing_state],
country: 'US',zip: params[:billing_zip],
phone: params[:billing_phone] }
options = { address: {}, billing_address: billing_address }
# Make the purchase through ActiveMerchant
charge_amount = (@order.total.to_f * 100).to_i
response = gateway.purchase(charge_amount, credit_card, options)
if !response.success?
@order.errors.add(:error, "We couldn't process your credit card")
end
else
@order.errors.add(:error, "Your credit card seems to be invalid")
flash[:error] = "There was a problem processing your order. Please try again."
render :new && return
end
@order.order_status = 'processed'
if @order.save
# get rid of cart
Cart.destroy(session[:cart_id])
# send order confirmation email
OrderMailer.order_confirmation(order_params[:billing_email], session[:order_id]).deliver
flash[:success] = "You successfully ordered!"
redirect_to confirmation_orders_path
else
flash[:error] = "There was a problem processing your order. Please try again."
render :new
end
end
def order_params
params.require(:order).permit!
end
def get_card_type
length = params[:card_info][:card_number].size
if length == 15 && number =~ /^(34|37)/
"AMEX"
elsif length == 16 && number =~ /^6011/
"Discover"
elsif length == 16 && number =~ /^5[1-5]/
"MasterCard"
elsif (length == 13 || length == 16) && number =~ /^4/
"Visa"
else
"Unknown"
end
end
def get_cart
@cart = Cart.find(session[:cart_id])
rescue ActiveRecord::RecordNotFound
end
end
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