add method to fetch and update shuttle data

src/repositoryDataLoader.ts

@@ -1,7 +1,7 @@
-import { IRoute, ISystem, Repository } from "./repository";
+import { IRoute, IShuttle, ISystem, Repository } from "./repository";
 
 const timeout = 10000;
-const systemIdsToSupport = ["263"]
+const systemIdsToSupport = ["263", "3215"];
 const baseUrl = "https://passiogo.com/mapGetData.php";
 
 export class RepositoryDataLoader {
@@ -31,8 +31,8 @@ export class RepositoryDataLoader {
     try {
       await this.fetchAndUpdateSystemData();
       await this.fetchAndUpdateRouteDataForExistingSystems();
-      await this.fetchAndUpdateStopAndOrderedStopData();
-      await this.fetchAndUpdateShuttleData();
+      await this.fetchAndUpdateStopAndPolylineDataForRoutes();
+      await this.fetchAndUpdateShuttleDataForSystems();
       await this.fetchAndUpdateEtaData();
     } catch (e) {
       console.error(e);
@@ -103,12 +103,53 @@ export class RepositoryDataLoader {
     }));
   }
 
-  private async fetchAndUpdateStopAndOrderedStopData() {
+  private async fetchAndUpdateStopAndPolylineDataForRoutes() {
 
   }
 
-  private async fetchAndUpdateShuttleData() {
+  private async fetchAndUpdateShuttleDataForSystems() {
+    const systems = await this.repository.getSystems();
+    await Promise.all(systems.map(async (system: ISystem) => {
+      const params = {
+        getBuses: "2"
+      };
 
+      const formDataJsonObject = {
+        "s0": system.id,
+        "sA": "1"
+      };
+
+      const formData = new FormData();
+      formData.set("json", JSON.stringify(formDataJsonObject));
+
+      const query = new URLSearchParams(params).toString();
+      const response = await fetch(`${baseUrl}?${query}`, {
+        method: "POST",
+        body: formData,
+      });
+      const json = await response.json();
+
+      if (json.buses && json.buses["-1"] === undefined) {
+        const jsonBuses = Object.values(json.buses).map((busesArr: any) => {
+          return busesArr[0];
+        });
+
+        await Promise.all(jsonBuses.map(async (jsonBus: any) => {
+          const constructedShuttle: IShuttle = {
+            name: jsonBus.bus,
+            coordinates: {
+              latitude: parseFloat(jsonBus.latitude),
+              longitude: parseFloat(jsonBus.longitude),
+            },
+            routeId: jsonBus.routeId,
+            systemId: system.id,
+            id: `${jsonBus.busId}`
+          }
+
+          await this.repository.addOrUpdateShuttle(constructedShuttle);
+        }))
+      }
+    }));
   }
 
   private async fetchAndUpdateEtaData() {