use crypto_markets::{fetch_markets, MarketType};
use std::{env, str::FromStr};
fn main() {
let args: Vec<String> = env::args().collect();
if args.len() != 3 {
println!("Usage: crypto-markets <exchange> <market_type>");
return;
}
let exchange: &str = &args[1];
let market_type = MarketType::from_str(&args[2]);
if market_type.is_err() {
println!("Unknown market type: {}", &args[2]);
return;
}
let resp = fetch_markets(exchange, market_type.unwrap());
match resp {
Ok(markets) => println!("{}", serde_json::to_string_pretty(&markets).unwrap()),
Err(err) => println!("{}", err),
}
}