finish up implementation for updateEtasForSystemIfTTL

src/repositories/ApiBasedRepository.ts

@@ -94,9 +94,11 @@ export class ApiBasedRepository implements GetterRepository {
 
   public async updateEtasForSystemIfTTL(systemId: string) {
     try {
+      const stops = await this.getStopsBySystemId(systemId);
+      await Promise.all(stops.map(async (stop) => {
         const params = {
           eta: "3",
-        stopIds: "177666",
+          stopIds: stop.id,
         };
 
         const query = new URLSearchParams(params).toString();
@@ -105,9 +107,41 @@ export class ApiBasedRepository implements GetterRepository {
         });
         const json = await response.json();
 
-      if (json.ETAs && !json.ETAs["0000"]) {
+        if (json.ETAs && json.ETAs[systemId]) {
-
+          // Continue with the parsing
+          json.ETAs[systemId].forEach((jsonEta: any) => {
+            // Update cache
+            if (!this.cache.etasForStopId) {
+              this.cache.etasForStopId = {};
             }
+
+            if (!this.cache.etasForShuttleId) {
+              this.cache.etasForShuttleId = {};
+            }
+
+            // TODO: create cache abstraction to deal with possibly undefined properties
+
+            if (!this.cache.etasForStopId[stop.id]) {
+              this.cache.etasForStopId[stop.id] = []
+            }
+
+            const shuttleId: string = jsonEta.busId;
+            if (!this.cache.etasForShuttleId[shuttleId]) {
+              this.cache.etasForShuttleId[shuttleId] = [];
+            }
+
+            const eta: IEta = {
+              secondsRemaining: jsonEta.secondsSpent,
+              shuttleId: `${shuttleId}`,
+              stopId: stop.id,
+            };
+
+            this.cache.etasForStopId[stop.id].push(eta);
+            this.cache.etasForShuttleId[shuttleId].push(eta);
+          });
+        }
+      }));
+
     } catch (e) {
       console.error(e);
     }
@@ -168,7 +202,8 @@ export class ApiBasedRepository implements GetterRepository {
 
   public async updateShuttlesForSystemIfTTL(systemId: string) {
     try {
-      // Update shuttleByShuttleId, shuttlesBySystemId, shuttlesByRouteId (future)
+      // TODO: update shuttlesByRouteId
+      // Update shuttleByShuttleId, shuttlesBySystemId
       const params = {
         getBuses: "2"
       };