backend/src/models/actions/update/UpdateScan.ts
2021-01-15 18:32:41 +01:00

62 lines
1.6 KiB
TypeScript

import { IsBoolean, IsInt, IsOptional, IsPositive } from 'class-validator';
import { getConnection } from 'typeorm';
import { RunnerNotFoundError } from '../../../errors/RunnerErrors';
import { Runner } from '../../entities/Runner';
import { Scan } from '../../entities/Scan';
/**
* This class is used to update a Scan entity (via put request)
*/
export abstract class UpdateScan {
/**
* The updated scan's id.
* This shouldn't have changed but it is here in case anyone ever wants to enable id changes (whyever they would want to).
*/
@IsInt()
id: number;
/**
* The updated scan's associated runner's id.
* This is important to link ran distances to runners.
*/
@IsInt()
@IsPositive()
runner: number;
/**
* Is the updated scan valid (for fraud reasons).
*/
@IsBoolean()
@IsOptional()
valid?: boolean = true;
/**
* The updated scan's distance in meters.
*/
@IsInt()
@IsPositive()
public distance: number;
/**
* Update a Scan entity based on this.
* @param scan The scan that shall be updated.
*/
public async update(scan: Scan): Promise<Scan> {
scan.distance = this.distance;
scan.valid = this.valid;
scan.runner = await this.getRunner();
return scan;
}
/**
* Gets a runner based on the runner id provided via this.runner.
*/
public async getRunner(): Promise<Runner> {
const runner = await getConnection().getRepository(Runner).findOne({ id: this.runner });
if (!runner) {
throw new RunnerNotFoundError();
}
return runner;
}
}