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* Remove balance mode, sketch out refactor * Activity view checkpoint * Entry partials, checkpoint * Finish txn partial * Give entries context when editing for different turbo responses * Calculate change of balance for each entry * Account tabs consolidation * Translations, linting, brakeman updates * Account actions concern * Finalize forms, get account system tests passing * Get tests passing * Lint, rubocop, schema updates * Improve routing and stream responses * Fix broken routes * Add import option for adding accounts * Fix system test * Fix test specificity * Fix sparklines * Improve account redirects
27 lines
729 B
Ruby
27 lines
729 B
Ruby
class Loan < ApplicationRecord
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include Accountable
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def monthly_payment
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return nil if term_months.nil? || interest_rate.nil? || rate_type.nil? || rate_type != "fixed"
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return Money.new(0, account.currency) if account.original_balance.amount.zero? || term_months.zero?
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annual_rate = interest_rate / 100.0
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monthly_rate = annual_rate / 12.0
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if monthly_rate.zero?
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payment = account.original_balance.amount / term_months
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else
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payment = (account.original_balance.amount * monthly_rate * (1 + monthly_rate)**term_months) / ((1 + monthly_rate)**term_months - 1)
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end
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Money.new(payment.round, account.currency)
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end
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def color
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"#D444F1"
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end
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def icon
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"hand-coins"
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end
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end
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