pub mod eta;
pub mod follow;
pub mod route;
pub mod train;

use crate::Error;
use serde::Deserialize;

#[derive(Debug, Deserialize, Clone)]
pub struct Ctatt {
    pub tmst: String,
    #[serde(rename = "errCd")]
    pub err_cd: String,
    #[serde(rename = "errNm")]
    pub err_nm: Option<String>,
}

pub trait CTAResponse {
    fn get_header(&self) -> Ctatt;
    fn check_error(&self) -> Result<(), Error> {
        let header = self.get_header();

        if let Some(err_number) = header.err_nm {
            Err(Error::CtaError(err_number, header.err_cd))
        } else {
            Ok(())
        }
    }
}

#[derive(Debug, Deserialize)]
pub struct Response<T: CTAResponse> {
    pub ctatt: T,
}