akshare 0.1.12

100% pure Rust implementation of akshare — unified access to Chinese and global financial market data APIs
Documentation 
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//! Financial fund ranking from Eastmoney.

use crate::client::AkShareClient;
use crate::error::{Error, Result};

impl AkShareClient {
    /// Fetch financial fund ranking (Python: fund_lcx_rank).
    pub async fn fund_lcx_rank(&self) -> Result<Vec<serde_json::Value>> {
        let response = crate::util::send_and_check(
            self.get("https://api.fund.eastmoney.com/FundRank/GetLcRankList")
                .header("Referer", "https://fund.eastmoney.com/fundguzhi.html")
                .query(&[
                    ("intCompany", "0"),
                    ("MinsgType", "undefined"),
                    ("IsSale", "1"),
                    ("strSortCol", "SYL_Z"),
                    ("orderType", "desc"),
                    ("pageIndex", "1"),
                    ("pageSize", "50"),
                    ("FBQ", ""),
                ]),
        )
        .await?;

        let payload: serde_json::Value = response.json().await.map_err(Error::from)?;
        let data = payload
            .get("Data")
            .and_then(|d| d.as_array())
            .ok_or_else(|| Error::not_found("no financial fund rank data"))?;

        if data.is_empty() {
            return Err(Error::not_found("no financial fund rank data"));
        }
        Ok(data.clone())
    }
}