refactor route fetching logic for single system ID to external function

src/loaders/ApiBasedRepositoryLoader.ts

@@ -9,8 +9,8 @@ export class ApiResponseError extends Error {
 }
 
 export class ApiBasedRepositoryLoader {
-  readonly supportedSystemIds = ["263"];
-  readonly baseUrl = "https://passiogo.com/mapGetData.php";
+  supportedSystemIds = ["263"];
+  baseUrl = "https://passiogo.com/mapGetData.php";
 
   constructor(
     public repository: GetterSetterRepository,
@@ -51,15 +51,20 @@ export class ApiBasedRepositoryLoader {
     }
   }
 
-  public async fetchAndUpdateRouteDataForExistingSystems() {
+  public async fetchAndUpdateRouteDataForExistingSystemsInRepository() {
     const systems = await this.repository.getSystems();
     await Promise.all(systems.map(async (system) => {
+      await this.fetchAndUpdateRouteDataForSystemId(system.id);
+    }));
+  }
+
+  public async fetchAndUpdateRouteDataForSystemId(systemId: string) {
     const params = {
       getRoutes: "2",
     };
 
     const formDataJsonObject = {
-        "systemSelected0": system.id,
+      "systemSelected0": systemId,
       "amount": "1",
     }
     const formData = new FormData();
@@ -79,13 +84,12 @@ export class ApiBasedRepositoryLoader {
           color: jsonRoute.color,
           id: jsonRoute.myid,
           polylineCoordinates: [],
-            systemId: system.id,
+          systemId: systemId,
         };
 
         await this.repository.addOrUpdateRoute(constructedRoute);
       }))
     }
-    }));
   }
 
   public async fetchAndUpdateStopAndPolylineDataForRoutesInExistingSystems() {

src/loaders/TimedApiBasedRepositoryLoader.ts

@@ -50,7 +50,7 @@ export class TimedApiBasedRepositoryLoader extends ApiBasedRepositoryLoader {
       await this.repository.clearSystemData();
       await this.fetchAndUpdateSystemData();
       await this.repository.clearRouteData();
-      await this.fetchAndUpdateRouteDataForExistingSystems();
+      await this.fetchAndUpdateRouteDataForExistingSystemsInRepository();
       await this.repository.clearStopData();
       await this.fetchAndUpdateStopAndPolylineDataForRoutesInExistingSystems();
       await this.repository.clearShuttleData();