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This challenge is to assess your ability to write concise and meaningful data relationships using Rails ActiveRecord. Model structure is the focus of this exercise, so views and controllers are not required. Example outputs are at the bottom.
######INSTRUCTIONS
Fork this repo and complete the tasks below. Once complete please submit a pull request.
######TASK #1
Create 3 models:
- Order
- Customer
- Note
Column requirements:
- Order has a unique identifier column number that consists of the letter R followed by 9 random numbers, generated upon order creation
- Note has a column message
- Customer has a unique column email
######TASK #2
Design associations such that:
- Notes can be associated with orders
- Notes can be associated with customers
- Order is associated to one customer
- Customer can be associated with multiple orders
######TASK #3
Design your model associations to retrieve a customer's notes ( which includes notes associated with the customer and the notes associated with the customer's orders )
####EXAMPLE OUTPUTS
retrieve customer's orders
customer = Customer.first
customer.orders
# => [#<Order id: 1 ... >, #<Order id: 2 ... >]retrieve customer's notes
customer = Customer.first
customer.notes
# => [#<Note id: 1 ... >, #<Note id: 2 ... >]retrieve order's notes
order = Order.first
order.notes
# => [#<Note id: 1 ... >, #<Note id: 2 ... >]