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rahul/orders_controller.rb

Created March 8, 2018 05:54
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  1. rahul created this gist Mar 8, 2018.
    107 changes: 107 additions & 0 deletions orders_controller.rb
    View file
    Original file line number Diff line number Diff line change
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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