refactor: _

Author: valeratrades

README.md

@@ -2,7 +2,7 @@
 ![Minimum Supported Rust Version](https://img.shields.io/badge/nightly-1.85+-ab6000.svg)
 [<img alt="crates.io" src="https://img.shields.io/crates/v/v_exchanges.svg?color=fc8d62&logo=rust" height="20" style=flat-square>](https://crates.io/crates/v_exchanges)
 [<img alt="docs.rs" src="https://img.shields.io/badge/docs.rs-66c2a5?style=for-the-badge&labelColor=555555&logo=docs.rs&style=flat-square" height="20">](https://docs.rs/v_exchanges)
-![Lines Of Code](https://img.shields.io/badge/LoC-3916-lightblue)
+![Lines Of Code](https://img.shields.io/badge/LoC-3924-lightblue)
 <br>
 [<img alt="ci errors" src="https://img.shields.io/github/actions/workflow/status/valeratrades/v_exchanges/errors.yml?branch=master&style=for-the-badge&style=flat-square&label=errors&labelColor=420d09" height="20">](https://github.com/valeratrades/v_exchanges/actions?query=branch%3Amaster) <!--NB: Won't find it if repo is private-->
 [<img alt="ci warnings" src="https://img.shields.io/github/actions/workflow/status/valeratrades/v_exchanges/warnings.yml?branch=master&style=for-the-badge&style=flat-square&label=warnings&labelColor=d16002" height="20">](https://github.com/valeratrades/v_exchanges/actions?query=branch%3Amaster) <!--NB: Won't find it if repo is private-->

examples/data.rs

@@ -10,8 +10,8 @@ async fn main() {
 	dbg!(&bvol);
 
 	let bn = Binance::default();
-	let lsr = bn.lsr(("BTC", "USDT").into(), "5m".into(), (24 * 12 + 1).into(), "Global".into()).await.unwrap();
-	dbg!(&lsr[..2]);
+	let lsrs = bn.lsr(("BTC", "USDT").into(), "5m".into(), (24 * 12 + 1).into(), "Global".into()).await.unwrap();
+	dbg!(&lsrs[..2]);
 }
 
 #[cfg(test)]

v_exchanges/src/binance/data.rs

@@ -24,7 +24,7 @@ impl From<&str> for LsrWho {
 }
 
 impl Binance {
-	pub async fn lsr(&self, pair: Pair, tf: Timeframe, range: RequestRange, who: LsrWho) -> Result<Vec<Lsr>> {
+	pub async fn lsr(&self, pair: Pair, tf: Timeframe, range: RequestRange, who: LsrWho) -> Result<Lsrs> {
 		range.ensure_allowed(0..=500, tf)?;
 		let range_json = range.serialize();
 
@@ -42,7 +42,10 @@ impl Binance {
 			.get(&format!("/futures/data/{ending}"), &params, [BinanceOption::HttpUrl(BinanceHttpUrl::FuturesUsdM)])
 			.await?;
 		let r: Vec<LsrResponse> = serde_json::from_value(r).unwrap();
-		Ok(r.into_iter().map(|r| r.into()).collect())
+		Ok(Lsrs {
+			values: r.into_iter().map(|r| r.into()).collect(),
+			pair,
+		})
 	}
 }
 #[derive(Clone, Debug, Default, Deserialize)]
@@ -57,9 +60,15 @@ pub struct LsrResponse {
 #[derive(Clone, Debug, Default, Copy)]
 pub struct Lsr {
 	pub time: DateTime<Utc>,
-	pub pair: Pair,
 	pub long: Percent,
 }
+#[derive(Clone, Debug, Default, derive_more::Deref, derive_more::DerefMut)]
+pub struct Lsrs {
+	#[deref_mut]
+	#[deref]
+	pub values: Vec<Lsr>,
+	pub pair: Pair,
+}
 //Q: couldn't decide if `short()` and `long(0` should return `f64` or `Percent`. Postponing the decision.
 impl Lsr {
 	pub fn ratio(&self) -> f64 {
@@ -80,7 +89,6 @@ impl From<LsrResponse> for Lsr {
 	fn from(r: LsrResponse) -> Self {
 		Self {
 			time: DateTime::from_timestamp_millis(r.timestamp).unwrap(),
-			pair: Pair::from_str(&r.symbol).unwrap(),
 			long: Percent::from_str(&r.long_account).unwrap(),
 		}
 	}