Struct HuobiLinearSwapRestClient

pub struct HuobiLinearSwapRestClient { /* private fields */ }

Huobi Linear Swap market.

Linear Swap market uses USDT as collateral.

• REST API doc: https://huobiapi.github.io/docs/usdt_swap/v1/en/
• Trading at: https://futures.huobi.com/en-us/linear_swap/exchange/
• Rate Limits: https://huobiapi.github.io/docs/usdt_swap/v1/en/#api-rate-limit-illustration
  • For restful interfaces, products, (future, coin margined swap, usdt margined swap)800 times/second for one IP at most

Implementations

impl HuobiLinearSwapRestClient

pub fn new(api_key: Option<String>, api_secret: Option<String>) -> Self

pub fn fetch_trades(symbol: &str) -> Result<String, Error>

Get the most recent trades.

Equivalent to /market/history/trade with size=2000

For example: https://api.hbdm.com/market/history/trade?symbol=BTC_CQ&size=2000

impl HuobiLinearSwapRestClient

pub fn fetch_l2_snapshot(symbol: &str) -> Result<String, Error>

Get the latest Level2 orderbook snapshot.

Top 150 bids and asks (aggregated) are returned.

For example: https://api.hbdm.com/linear-swap-ex/market/depth?contract_code=BTC-USDT&type=step0

pub fn fetch_open_interest(symbol: Option<&str>) -> Result<String, Error>

Get open interest.

For example: https://api.hbdm.com/linear-swap-api/v1/swap_open_interest?contract_code=BTC-USDT