Implmented cascading donation deletion for runners and donors

ref #66

src/controllers/RunnerController.ts

@@ -1,13 +1,14 @@
 import { Authorized, Body, Delete, Get, JsonController, OnUndefined, Param, Post, Put, QueryParam } from 'routing-controllers';
 import { OpenAPI, ResponseSchema } from 'routing-controllers-openapi';
 import { getConnectionManager, Repository } from 'typeorm';
-import { RunnerGroupNeededError, RunnerIdsNotMatchingError, RunnerNotFoundError } from '../errors/RunnerErrors';
+import { RunnerGroupNeededError, RunnerHasDistanceDonationsError, RunnerIdsNotMatchingError, RunnerNotFoundError } from '../errors/RunnerErrors';
 import { RunnerGroupNotFoundError } from '../errors/RunnerGroupErrors';
 import { CreateRunner } from '../models/actions/create/CreateRunner';
 import { UpdateRunner } from '../models/actions/update/UpdateRunner';
 import { Runner } from '../models/entities/Runner';
 import { ResponseEmpty } from '../models/responses/ResponseEmpty';
 import { ResponseRunner } from '../models/responses/ResponseRunner';
+import { DonationController } from './DonationController';
 import { RunnerCardController } from './RunnerCardController';
 import { ScanController } from './ScanController';
 
@@ -91,6 +92,7 @@ export class RunnerController {
 	@Authorized("RUNNER:DELETE")
 	@ResponseSchema(ResponseRunner)
 	@ResponseSchema(ResponseEmpty, { statusCode: 204 })
+	@ResponseSchema(RunnerHasDistanceDonationsError, { statusCode: 406 })
 	@OnUndefined(204)
 	@OpenAPI({ description: 'Delete the runner whose id you provided. <br> This will also delete all scans and cards associated with the runner. <br> If no runner with this id exists it will just return 204(no content).' })
 	async remove(@Param("id") id: number, @QueryParam("force") force: boolean) {
@@ -102,10 +104,19 @@ export class RunnerController {
 			throw new RunnerNotFoundError();
 		}
 
+		const runnerDonations = (await this.runnerRepository.findOne({ id: runner.id }, { relations: ["distanceDonations"] })).distanceDonations;
+		if (runnerDonations.length > 0 && !force) {
+			throw new RunnerHasDistanceDonationsError();
+		}
+		const donationController = new DonationController();
+		for (let donation of runnerDonations) {
+			await donationController.remove(donation.id, force);
+		}
+
 		const runnerCards = (await this.runnerRepository.findOne({ id: runner.id }, { relations: ["cards"] })).cards;
 		const cardController = new RunnerCardController;
-		for (let scan of runnerCards) {
-			await cardController.remove(scan.id, force);
+		for (let card of runnerCards) {
+			await cardController.remove(card.id, force);
 		}
 
 		const runnerScans = (await this.runnerRepository.findOne({ id: runner.id }, { relations: ["scans"] })).scans;