use crate::lta_client::LTAClient;
use crate::utils::commons::{build_req, Result};

pub mod taxi_avail {
    use serde::{Deserialize, Serialize};

    pub const URL: &str = "http://datamall2.mytransport.sg/ltaodataservice/Taxi-Availability";

    #[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
    pub struct Coordinates {
        #[serde(rename = "Longitude")]
        pub long: f64,

        #[serde(rename = "Latitude")]
        pub lat: f64,
    }

    #[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
    pub struct TaxiAvailResp {
        pub value: Vec<Coordinates>,
    }
}

/// Returns location coordinates of all Taxis that are currently available for
/// hire. Does not include "Hired" or "Busy" Taxis.
///
/// Update freq: 1min
pub fn get_taxi_avail(client: &LTAClient) -> Result<Vec<taxi_avail::Coordinates>> {
    let resp: taxi_avail::TaxiAvailResp = build_req(client, taxi_avail::URL)?;
    Ok(resp.value)
}