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Code Issues Releases Activity Actions

Fetch exchange rates in bulk from synth (#1069)

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* Fetch exchnage rates in bulk

* Handle paginated response

* Rename method and improve tests

* Change argument names

* Use standard date format
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Tony Vincent 2024-08-09 16:57:33 +02:00 • committed by GitHub
parent f315370512
commit 6fa40e0fa2
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6 changed files with 297 additions and 11 deletions
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7
app/models/exchange_rate.rb
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@ -15,12 +15,11 @@ class ExchangeRate < ApplicationRecord
def find_rates(from:, to:, start_date:, end_date: Date.current, cache: true)
rates = self.where(from_currency: from, to_currency: to, date: start_date..end_date).to_a
all_dates = (start_date..end_date).to_a.to_set
existing_dates = rates.map(&:date).to_set
all_dates = (start_date..end_date).to_a
existing_dates = rates.map(&:date)
missing_dates = all_dates - existing_dates
if missing_dates.any?
rates += fetch_rates_from_provider(from:, to:, dates: missing_dates, cache:)
rates += fetch_rates_from_provider(from:, to:, start_date: missing_dates.first, end_date: missing_dates.last, cache:)
end
rates