25 lines
488 B
Ruby
25 lines
488 B
Ruby
class Expense < ApplicationRecord
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PERIOD_OCCURENCES = {
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monthly: 12,
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annually: 1,
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weekly: 52,
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quarterly: 4
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}.freeze
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enum :period, PERIOD_OCCURENCES.keys
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def monthly
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payment * PERIOD_OCCURENCES[period.to_sym] / 12
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end
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def self.total
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Expense.sum(&:payment)
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end
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def self.monthly_total
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Expense.all.map(&:monthly).sum.round(2)
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end
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def self.credit_card_monthly_total
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Expense.where(credit_card: true).map(&:monthly).sum.round(2)
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end
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end
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