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use core::panic;
use std::sync::mpsc::Sender;
use crate::{
crawlers::utils::crawl_event, fetch_symbols_retry, get_hot_spot_symbols, msg::Message,
utils::cmc_rank::sort_by_cmc_rank,
};
use crypto_market_type::MarketType;
use crypto_msg_type::MessageType;
use crypto_ws_client::*;
use super::utils::create_conversion_thread;
const EXCHANGE_NAME: &str = "binance";
pub(crate) async fn crawl_trade(
market_type: MarketType,
symbols: Option<&[String]>,
tx: Sender<Message>,
) {
if market_type == MarketType::EuropeanOption
&& (symbols.is_none() || symbols.unwrap().is_empty())
{
let tx = create_conversion_thread(
EXCHANGE_NAME.to_string(),
MessageType::Trade,
market_type,
tx,
);
let topics: Vec<(String, String)> = vec![
("TRADE_ALL".to_string(), "BTCUSDT_C".to_string()),
("TRADE_ALL".to_string(), "BTCUSDT_P".to_string()),
];
let ws_client = BinanceOptionWSClient::new(tx, None).await;
ws_client.subscribe(&topics).await;
ws_client.run().await;
ws_client.close().await;
} else {
crawl_event(EXCHANGE_NAME, MessageType::Trade, market_type, symbols, tx).await;
}
}
pub(crate) async fn crawl_bbo(
market_type: MarketType,
symbols: Option<&[String]>,
tx: Sender<Message>,
) {
if symbols.is_none() || symbols.unwrap().is_empty() {
if market_type == MarketType::Spot {
let mut hot_spot_symbols = tokio::task::block_in_place(move || {
let spot_symbols = fetch_symbols_retry(EXCHANGE_NAME, market_type);
get_hot_spot_symbols(EXCHANGE_NAME, &spot_symbols)
});
sort_by_cmc_rank(EXCHANGE_NAME, &mut hot_spot_symbols);
let symbols = Some(hot_spot_symbols.as_slice());
crawl_event(EXCHANGE_NAME, MessageType::BBO, market_type, symbols, tx).await
} else {
let tx = create_conversion_thread(
EXCHANGE_NAME.to_string(),
MessageType::BBO,
market_type,
tx,
);
let commands =
vec![r#"{"id":9527,"method":"SUBSCRIBE","params":["!bookTicker"]}"#.to_string()]; match market_type {
MarketType::InverseFuture | MarketType::InverseSwap => {
let ws_client = BinanceInverseWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
MarketType::LinearFuture | MarketType::LinearSwap => {
let ws_client = BinanceLinearWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
_ => panic!("Binance {} market does NOT have the BBO channel", market_type),
}
}
} else {
crawl_event(EXCHANGE_NAME, MessageType::BBO, market_type, symbols, tx).await;
}
}
pub(crate) async fn crawl_ticker(
market_type: MarketType,
symbols: Option<&[String]>,
tx: Sender<Message>,
) {
if symbols.is_none() || symbols.unwrap().is_empty() {
let tx = create_conversion_thread(
EXCHANGE_NAME.to_string(),
MessageType::Ticker,
market_type,
tx,
);
let commands =
vec![r#"{"id":9527,"method":"SUBSCRIBE","params":["!ticker@arr"]}"#.to_string()];
match market_type {
MarketType::Spot => {
let ws_client = BinanceSpotWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
MarketType::InverseFuture | MarketType::InverseSwap => {
let ws_client = BinanceInverseWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
MarketType::LinearFuture | MarketType::LinearSwap => {
let ws_client = BinanceLinearWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
MarketType::EuropeanOption => {
let commands = vec![
r#"{"id":9527,"method":"SUBSCRIBE","params":["BTCUSDT@TICKER_ALL"]}"#
.to_string(),
];
let ws_client = BinanceLinearWSClient::new(tx, None).await;
ws_client.send(&commands).await;
ws_client.run().await;
ws_client.close().await;
}
_ => panic!("Binance {} market does NOT have the ticker channel", market_type),
}
} else {
crawl_event(EXCHANGE_NAME, MessageType::Ticker, market_type, symbols, tx).await;
}
}
#[allow(clippy::unnecessary_unwrap)]
pub(crate) async fn crawl_funding_rate(
market_type: MarketType,
symbols: Option<&[String]>,
tx: Sender<Message>,
) {
let tx = create_conversion_thread(
EXCHANGE_NAME.to_string(),
MessageType::FundingRate,
market_type,
tx,
);
let ws_client: Box<dyn WSClient + Send + Sync> = match market_type {
MarketType::InverseSwap => Box::new(BinanceInverseWSClient::new(tx, None).await),
MarketType::LinearSwap => Box::new(BinanceLinearWSClient::new(tx, None).await),
_ => panic!("Binance {} does NOT have funding rates", market_type),
};
if symbols.is_none() || symbols.unwrap().is_empty() {
let commands =
vec![r#"{"id":9527,"method":"SUBSCRIBE","params":["!markPrice@arr"]}"#.to_string()];
ws_client.send(&commands).await;
} else {
let topics = symbols
.unwrap()
.iter()
.map(|symbol| ("markPrice".to_string(), symbol.to_string()))
.collect::<Vec<(String, String)>>();
ws_client.subscribe(&topics).await;
};
ws_client.run().await;
ws_client.close().await;
}