akshare 0.1.2

100% pure Rust implementation of akshare — unified access to Chinese and global financial market data APIs
Documentation 
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//! Disclosure reports (信息披露) from cninfo.

use crate::client::AkShareClient;
use crate::error::Result;

use super::types::DisclosureReport;

impl AkShareClient {
    /// 巨潮资讯-公告查询-信息披露
    pub async fn stock_zh_a_disclosure_report_cninfo(
        &self,
        symbol: &str,
        category: &str,
        start_date: &str,
        end_date: &str,
    ) -> Result<Vec<DisclosureReport>> {
        let mut all = Vec::new();
        for page in 1..=5 {
            let pn = page.to_string();
            let se_date = format!("{start_date}~{end_date}");
            let resp = self
                .post("https://www.cninfo.com.cn/new/hisAnnouncement/query")
                .form(&[
                    ("pageNum", pn),
                    ("pageSize", "30".to_string()),
                    ("column", "szse".to_string()),
                    ("tabName", "fulltext".to_string()),
                    ("plate", String::new()),
                    ("stock", symbol.to_string()),
                    ("searchkey", String::new()),
                    ("secid", String::new()),
                    ("category", category.to_string()),
                    ("trade", String::new()),
                    ("seDate", se_date),
                    ("sortName", String::new()),
                    ("sortType", String::new()),
                    ("isHLtitle", "true".to_string()),
                ])
                .send()
                .await?
                .error_for_status()?
                .json::<serde_json::Value>()
                .await?;
            let data = resp
                .get("announcements")
                .and_then(|d| d.as_array())
                .cloned()
                .unwrap_or_default();
            if data.is_empty() {
                break;
            }
            for v in &data {
                let code = v
                    .get("secCode")
                    .and_then(|x| x.as_str())
                    .unwrap_or("")
                    .to_string();
                let name = v
                    .get("secName")
                    .and_then(|x| x.as_str())
                    .unwrap_or("")
                    .to_string();
                all.push(DisclosureReport {
                    code: if code.is_empty() { None } else { Some(code) },
                    name: if name.is_empty() { None } else { Some(name) },
                    title: v
                        .get("announcementTitle")
                        .and_then(|x| x.as_str())
                        .unwrap_or("")
                        .to_string(),
                    publish_date: v
                        .get("announcementTime")
                        .and_then(|x| x.as_str())
                        .unwrap_or("")
                        .to_string(),
                    url: v
                        .get("adjunctUrl")
                        .and_then(|x| x.as_str())
                        .map(|u| format!("https://static.cninfo.com.cn/{u}")),
                    category: v
                        .get("announcementType")
                        .and_then(|x| x.as_str())
                        .map(std::string::ToString::to_string),
                });
            }
        }
        Ok(all)
    }

    /// 巨潮资讯-公告查询-关联公告
    pub async fn stock_zh_a_disclosure_relation_cninfo(
        &self,
        announcement_id: &str,
    ) -> Result<Vec<DisclosureReport>> {
        let resp = self
            .post("https://www.cninfo.com.cn/new/announcement/query")
            .form(&[("announcementId", announcement_id.to_string())])
            .send()
            .await?
            .error_for_status()?
            .json::<serde_json::Value>()
            .await?;
        let data = resp
            .get("announcements")
            .and_then(|d| d.as_array())
            .cloned()
            .unwrap_or_default();
        Ok(data
            .iter()
            .map(|v| {
                let code = v
                    .get("secCode")
                    .and_then(|x| x.as_str())
                    .unwrap_or("")
                    .to_string();
                let name = v
                    .get("secName")
                    .and_then(|x| x.as_str())
                    .unwrap_or("")
                    .to_string();
                DisclosureReport {
                    code: if code.is_empty() { None } else { Some(code) },
                    name: if name.is_empty() { None } else { Some(name) },
                    title: v
                        .get("announcementTitle")
                        .and_then(|x| x.as_str())
                        .unwrap_or("")
                        .to_string(),
                    publish_date: v
                        .get("announcementTime")
                        .and_then(|x| x.as_str())
                        .unwrap_or("")
                        .to_string(),
                    url: v
                        .get("adjunctUrl")
                        .and_then(|x| x.as_str())
                        .map(|u| format!("https://static.cninfo.com.cn/{u}")),
                    category: v
                        .get("announcementType")
                        .and_then(|x| x.as_str())
                        .map(std::string::ToString::to_string),
                }
            })
            .collect())
    }
}