introduce an endpoint and service to update the active runway and arrival mode

src/airport/airport.service.ts

@@ -1,6 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import { InjectModel } from '@nestjs/mongoose';
 import { Model } from 'mongoose';
+import { ActiveRunwaysDto } from './dto/activerunways.dto';
 import { Airport, AirportDocument } from './models/airport.model';
 
 @Injectable()
@@ -57,4 +58,17 @@ export class AirportService {
   async deleteAirport(icao: string): Promise<void> {
     this.airportModel.deleteOne({ icao });
   }
+
+  async activateRunways(runways: ActiveRunwaysDto): Promise<boolean> {
+    return this.airportExists(runways.icao).then(async (exists) => {
+      if (exists) {
+        await this.airportModel.findOneAndUpdate(
+          { icao: runways.icao },
+          { activeRunways: runways.runways, arrivalMode: runways.mode },
+        );
+      }
+
+      return exists;
+    });
+  }
 }