1import { difference } from "@std/datetime/difference";
 2import { format } from "@std/datetime/format";
 3import { getStopEventService } from "./api.ts";
 4import { get } from "../lib/func.ts";
 5
 6export const getNextDepartures = async (
 7  stopRef: string,
 8  depArrTime: Date = new Date()
 9): Promise<StopEvent[]> => {
10  const { result } = await getStopEventService(stopRef, depArrTime);
11  const stopEventResult =
12    result.OJP.OJPResponse["siri:ServiceDelivery"]["OJPStopEventDelivery"][
13      "StopEventResult"
14    ];
15
16  if (!stopEventResult) return [];
17
18  return stopEventResult
19    .map((stopEvent: any) => {
20      const rawDatetime =
21        get(
22          stopEvent,
23          "StopEvent.ThisCall.CallAtStop.ServiceDeparture.EstimatedTime"
24        ) ||
25        get(
26          stopEvent,
27          "StopEvent.ThisCall.CallAtStop.ServiceDeparture.TimetabledTime"
28        );
29      let datetime = null;
30      let departureIn = null;
31      if (rawDatetime) {
32        datetime = new Date(rawDatetime);
33        departureIn = difference(datetime, new Date(), { units: ["minutes"] });
34      }
35      const serviceType = get(
36        stopEvent,
37        "StopEvent.Service.ProductCategory.Name.Text.#text"
38      );
39      return {
40        from: get(stopEvent, "StopEvent.Service.OriginText.Text.#text"),
41        to: get(stopEvent, "StopEvent.Service.DestinationText.Text.#text"),
42        departure: datetime && format(datetime, "HH:mm"),
43        departureIn: departureIn?.minutes,
44        serviceName: get(
45          stopEvent,
46          "StopEvent.Service.PublishedServiceName.Text.#text"
47        ),
48        serviceType,
49        serviceTypeIcon: getServiceTypeIcon(serviceType),
50        stopName: get(
51          stopEvent,
52          "StopEvent.ThisCall.CallAtStop.StopPointName.Text.#text"
53        ),
54        quay: get(
55          stopEvent,
56          "StopEvent.ThisCall.CallAtStop.PlannedQuay.Text.#text"
57        ),
58      } as StopEvent;
59    })
60    .sort(
61      (eventA: StopEvent, eventB: StopEvent) =>
62        eventA.departureIn - eventB.departureIn
63    );
64};
65
66const getServiceTypeIcon = (serviceType: string) => {
67  const icon = {
68    Bus: "🚍",
69    Tram: "🚊",
70    Zug: "🚆",
71    Schiff: "🛥️",
72  }[serviceType];
73  return icon || serviceType;
74};