Pull Request #3812
Add multi-currency support to checkout
Adds CurrencyService to convert USD checkout amounts to EUR, GBP, and JPY. Wires into CheckoutController via an optional currency parameter.
Ready to merge
service/CurrencyService.java+15 additions
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+ @Service
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+ public class CurrencyService {
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+ @Autowired private ExchangeRateClient rateClient;
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+
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+ // Converts amountUsd to the target currency using live rates.
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+ public double convert(double amountUsd, String targetCurrency) {
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+ double rate = rateClient.getRate("USD", targetCurrency);
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+ double converted = amountUsd * rate;
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+ return Math.round(converted * 100.0) / 100.0;
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+ }
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+
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+ public String format(double amount, String currency) {
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+ return String.format("%.2f %s", amount, currency);
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+ }
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+ }
Review comments · service/CurrencyService.java