#e-commerce order calculator

##Important note

This software is supposed to run on ruby >= 2.1

###Installing

• Clone this repository in a desired folder.

git clone https://github.com/rafaelGuerreiro/ecommerce-order-calculator.git

• Move into the new folder using cd ecommerce-order-calculator
• Install required gems using bundle install

###Running

• Locate the csv files needed to run this software. Let's assume that they are in your Desktop:

  • /Users/your-user/Desktop/coupons.csv
  • /Users/your-user/Desktop/products.csv
  • /Users/your-user/Desktop/orders.csv
  • /Users/your-user/Desktop/order_items.csv

• To execute this software, run the following command:

./app.rb /Users/your-user/Desktop/coupons /Users/your-user/Desktop/products /Users/your-user/Desktop/orders /Users/your-user/Desktop/order_items /Users/your-user/Desktop/result

You can also run the above command using relative paths.

So, if you placed the ecommerce-order-calculator in your Desktop as well, it would be like this:

./app.rb ../coupons ../products.csv ../orders ../order_items.csv ../result

As you might have noticed, the .csv extension is optional when you're executing app.rb

• Check the result.csv generated by the software.

####Issues

• If you forget to inform one CSV file, the software will complaint about it.

FATAL ERROR => You have to provide 5 paths for the program be able to continue.
The order of models being used is: [Coupon, Product, Order, OrderProduct, :result]

• Your user have to have writing permissions to the target directory so the software can run correctly.

###Testing

In order to test this software, you can run rspec, or rspec -f d to see the documentation.

###Ruby style guide

This software was intended to follow ruby style guide, run rubocop to check it.