crypto-rest-client 0.5.2

An restful client for all cryptocurrency exchanges.
Documentation 
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use super::super::utils::http_get;
use crate::error::Result;
use std::collections::HashMap;

const BASE_URL: &str = "https://api.hbdm.com/linear-swap-ex";

/// 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/>
pub struct HuobiLinearSwapRestClient {
    _api_key: Option<String>,
    _api_secret: Option<String>,
}

impl_contract!(HuobiLinearSwapRestClient);

impl HuobiLinearSwapRestClient {
    /// 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_l2_snapshot(symbol: &str) -> Result<String> {
        gen_api!(format!("/market/depth?contract_code={}&type=step0", symbol))
    }
}