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experiment with using RepositoryDataLoader for ETA data

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Brendan Chen
2025-01-17 14:39:05 -08:00
parent e4b08be1e4
commit 33c1a512d2
2 changed files with 38 additions and 26 deletions
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56
src/loaders/RepositoryDataLoader.ts
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@@ -1,5 +1,5 @@
import { GetterSetterRepository } from "../repositories/GetterSetterRepository";
import { IRoute, IShuttle, IStop, ISystem } from "../entities/entities";
import { IEta, IRoute, IShuttle, IStop, ISystem } from "../entities/entities";
const timeout = 10000;
const systemIdsToSupport = ["263"];
@@ -201,27 +201,39 @@ export class RepositoryDataLoader {
private async fetchAndUpdateEtaDataForExistingOrderedStops() {
// TODO implement once I figure out how to associate ETA data with shuttles
// const systems = await this.repository.getSystems();
// await Promise.all(systems.map(async (system: ISystem) => {
// const stops = await this.repository.getStopsBySystemId(system.id);
//
// await Promise.all(stops.map(async (stop: IStop) => {
// const orderedStops = await this.repository.getOrderedStopsByStopId(stop.id);
//
// await Promise.all(orderedStops.map(async (orderedStop) => {
// const params = {
// eta: "3",
// stopIds: stop.id,
// routeId: orderedStop.routeId,
// position: orderedStop.position,
// };
//
// // How to get shuttle ID?????????
// // API doesn't provide it
// // I might be cooked
// }));
// }));
// }));
const systems = await this.repository.getSystems()
await Promise.all(systems.map(async (system: ISystem) => {
const stops = await this.repository.getStopsBySystemId(system.id);
await Promise.all(stops.map(async (stop) => {
const params = {
eta: "3",
stopIds: stop.id,
};
const query = new URLSearchParams(params).toString();
const response = await fetch(`${baseUrl}?${query}`, {
method: "GET",
});
const json = await response.json();
if (json.ETAs && json.ETAs[stop.id]) {
// Continue with the parsing
json.ETAs[stop.id].forEach((jsonEta: any) => {
// Update cache
const shuttleId: string = jsonEta.busId;
const eta: IEta = {
secondsRemaining: jsonEta.secondsSpent,
shuttleId: `${shuttleId}`,
stopId: stop.id,
millisecondsSinceEpoch: Date.now(),
};
this.repository.addOrUpdateEta(eta);
});
}
}));
}))
}
private async updateStopDataForSystemAndApiResponse(system: ISystem, json: any) {