budget/app/models/expense.rb

17 lines
304 B
Ruby

class Expense < ApplicationRecord
PERIOD_OCCURENCES = {
monthly: 12,
annually: 1,
weekly: 52,
quarterly: 3,
}.freeze
enum :period, PERIOD_OCCURENCES.keys
def monthly
payment * PERIOD_OCCURENCES[period.to_sym] / 12
end
def self.total
Expense.sum(&:payment)
end
end