CNB.Exchange

CNB.cz .NET Standard 2.0 Library (netstandard2.0). By ČNB

• Daily Exchange Rates [documentation. Uses public plain-text API - CSV]
• Bank codes [plain-text API - CSV]

Supports

• Dependency injection by IHttpClientFactory
• CurrencyCode as enum (Generator project included)
• direct query for exchange-rate by ExchangeRateCode

Dependency injection

More in CNB.Tests project, file: TestFixture.cs and BasicTest.cs.

// DI configuration
services.AddHttpClient();
services.AddScoped<CnbClient>();

// in constructor
_cnb = test.Services.GetRequiredService<CnbClient>();

Using

// return decimal value of Exchange rate for EUR
await _cnb.ExchangeRateCode(CurrencyCode.EUR);

// return all Exchange rates
await _cnb.ExchangeRateAll();

// return all Bank codes
await _cnb.BankCodeAll();

ExchangeRate.cs contains:

• Country - country name (in Czech)
• CurrencyName - currency name (in Czech)
• Amount - currency amount (example: 1, 100)
• Code - currency code (as string; example: EUR, USD, ...)
• Rate - exchange rate (as decimal; example: 25.877)
• CurrencyCode - code (as nullable enum; example: CurrencyCode.EUR, CurrencyCode.GBR, ...)

BankCode.cs contains:

• Code - bank code
• Name - bank name (in Czech)
• BIC - BIC (SWIFT)
• CERTIS - CERTIS