currency-layer-rs is a client for CurrencyLayer's free APIs
Example Usage
Live Rates
See examples/live_rates.rs.
extern crate currency_layer;
extern crate tokio;
use currency_layer::Client;
use rusty_money::{iso, Money};
#[tokio::main]
async fn main() {
let client = Client::new("API_KEY");
let result = client
.get_live_rates(
vec!["GBP", "USD", "CAD"],
)
.await
.unwrap();
let original_usd = Money::from_major(100, iso::USD);
let exchange_rate_usd_to_gbp = result.quotes.get("GBP").unwrap();
let converted_to_gbp = exchange_rate_usd_to_gbp
.convert(original_usd.clone())
.unwrap();
println!(
"At {}: {} → {}",
result.timestamp, &original_usd, &converted_to_gbp
);
}
Historical Rates
See examples/historical_rates.rs.
extern crate currency_layer;
extern crate tokio;
use currency_layer::Client;
use rusty_money::{iso, Money};
#[tokio::main]
async fn main() {
let client = Client::new("API_KEY");
let result = client
.get_historical_rates(
vec!["GBP", "USD", "CAD"],
(2015, 2, 23),
)
.await
.unwrap();
let original_usd = Money::from_major(100, iso::USD);
let exchange_rate_usd_to_gbp = result.quotes.get("GBP").unwrap();
let converted_to_gbp = exchange_rate_usd_to_gbp
.convert(original_usd.clone())
.unwrap();
println!(
"At {}: {} → {}",
result.timestamp, &original_usd, &converted_to_gbp
);
}