hk-bus-eta/esm/index.js

Query the ETA (Estimated Time of Arrival) of HK Bus/Minibus/MTR/Lightrail

import kmb from "./kmb";
import ctb from "./ctb";
import nlb from "./nlb";
import lrtfeeder from "./lrtfeeder";
import gmb from "./gmb";
import lightrail from "./lightRail";
import mtr from "./mtr";
import sunferry from "./sunferry";
import fortuneferry from "./fortuneferry";
import hkkf from "./hkkf";
export async function fetchEtas({ route, stops, bound, dest, freq, seq, serviceType, co, nlbId, gtfsId, stopList, language, holidays, serviceDayMap, }) {
    try {
        let _etas = [];
        for (const company_id of co) {
            if (company_id === "kmb" && stops.kmb) {
                _etas = _etas.concat(await kmb({
                    route,
                    stops: stops.kmb,
                    stopId: stops.kmb[seq],
                    seq,
                    co,
                    serviceType,
                    bound: bound.kmb,
                }));
            }
            else if (company_id === "ctb" && stops.ctb) {
                _etas = _etas.concat(await ctb({ stopId: stops.ctb[seq], route, bound: bound.ctb, seq }));
            }
            else if (company_id === "nlb" && stops.nlb) {
                _etas = _etas.concat(await nlb({ stopId: stops.nlb[seq], nlbId }));
            }
            else if (company_id === "lrtfeeder" && stops.lrtfeeder) {
                _etas = _etas.concat(await lrtfeeder({ stopId: stops.lrtfeeder[seq], route, language }));
            }
            else if (company_id === "gmb" && stops.gmb) {
                _etas = _etas.concat(await gmb({ stopId: stops.gmb[seq], gtfsId, seq, bound: bound.gmb }));
            }
            else if (company_id === "lightRail" && stops.lightRail) {
                _etas = _etas.concat(await lightrail({ stopId: stops.lightRail[seq], route, dest }));
            }
            else if (company_id === "mtr" && stops.mtr) {
                _etas = _etas.concat(await mtr({
                    stopId: stops.mtr[seq],
                    route,
                    stopList,
                    bound: bound.mtr,
                }));
            }
            else if (company_id === "fortuneferry" && stops.fortuneferry) {
                _etas = _etas.concat(await fortuneferry({
                    stops,
                    seq,
                    stopList,
                    freq,
                    serviceDayMap,
                    holidays,
                }));
            }
            else if (company_id === "sunferry" && stops.sunferry) {
                _etas = _etas.concat(await sunferry({ route, seq, holidays, serviceDayMap, freq }));
            }
            else if (company_id === "hkkf" && stops.hkkf) {
                _etas = _etas.concat(await hkkf({ freq, seq, holidays, serviceDayMap }));
            }
        }
        if (_etas.some((e) => e.eta)) {
            _etas = _etas.filter((e) => e.eta);
        }
        return _etas.sort((a, b) => {
            if (!a.eta || a.eta === "")
                return 1;
            else if (!b.eta || b.eta === "")
                return -1;
            return a.eta < b.eta ? -1 : 1;
        });
    }
    catch (err) {
        console.error(err);
        return [];
    }
}
export async function fetchEtaDb() {
    return fetch("https://data.hkbus.app/routeFareList.min.json", {
        cache: "no-store",
    })
        .then((r) => r.json())
        .catch(() => fetch("https://hkbus.github.io/hk-bus-crawling/routeFareList.min.json", {
        cache: "no-store",
    }).then((r) => r.json()));
}
export async function fetchEtaDbMd5() {
    return fetch("https://data.hkbus.app/routeFareList.md5", {
        cache: "no-store",
    })
        .then((r) => r.text())
        .catch(() => fetch("https://hkbus.github.io/hk-bus-crawling/routeFareList.md5", {
        cache: "no-store",
    }).then((r) => r.text()));
}
export async function fetchRouteUpdatedAt(route) {
    const filename = `${route.route}+${route.serviceType}+${route.orig.en}+${route.dest.en}`.toUpperCase();
    return fetch(`https://data.hkbus.app/route-ts/${filename.replace(/[\\\/\:\*\?\"\<\>\|\]\']/g, "")}`)
        .then((r) => {
        if (r.ok) {
            return r.text();
        }
        throw Error("no update");
    })
        .then((r) => parseInt(r, 10) * 1000)
        .catch((e) => {
        return 0;
    });
}
export * from "./journeyTime";
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