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Breaks our Plaid sync process out into more manageable classes. Notably, this moves the sync process to a distinct, 2-step flow: 1. Import stage - we first make API calls and import Plaid data to "mirror" tables 2. Processing stage - read the raw data, apply business rules, build internal domain models and sync balances This provides several benefits: - Plaid syncs can now be "replayed" without fetching API data again - Mirror tables provide better audit and debugging capabilities - Eliminates the "all or nothing" sync behavior that is currently in place, which is brittle
50 lines
1.1 KiB
Ruby
50 lines
1.1 KiB
Ruby
class PlaidAccount::Liabilities::StudentLoanProcessor
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def initialize(plaid_account)
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@plaid_account = plaid_account
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end
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def process
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return unless student_loan_data.present?
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account.loan.update!(
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rate_type: "fixed",
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interest_rate: student_loan_data["interest_rate_percentage"],
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initial_balance: student_loan_data["origination_principal_amount"],
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term_months: term_months
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)
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end
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private
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attr_reader :plaid_account
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def account
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plaid_account.account
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end
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def term_months
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return nil unless origination_date && expected_payoff_date
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((expected_payoff_date - origination_date).to_i / 30).to_i
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end
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def origination_date
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parse_date(student_loan_data["origination_date"])
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end
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def expected_payoff_date
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parse_date(student_loan_data["expected_payoff_date"])
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end
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def parse_date(value)
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return value if value.is_a?(Date)
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return nil unless value.present?
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Date.parse(value.to_s)
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rescue ArgumentError
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nil
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end
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def student_loan_data
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plaid_account.raw_liabilities_payload["student"]
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end
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end
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