Files
gridpilot.gg/core/racing/application/use-cases/GetDriversLeaderboardUseCase.ts
2025-12-16 21:05:01 +01:00

56 lines
2.3 KiB
TypeScript

import type { IDriverRepository } from '../../domain/repositories/IDriverRepository';
import type { IRankingService } from '../../domain/services/IRankingService';
import type { IDriverStatsService } from '../../domain/services/IDriverStatsService';
import type { IImageServicePort } from '../ports/IImageServicePort';
import type { DriversLeaderboardResultDTO } from '../presenters/IDriversLeaderboardPresenter';
import type { AsyncUseCase, Logger } from '@core/shared/application';
import { Result } from '@/shared/application/Result';
import { RacingDomainValidationError } from '../../domain/errors/RacingDomainError';
/**
* Use Case for retrieving driver leaderboard data.
* Orchestrates domain logic and returns result.
*/
export class GetDriversLeaderboardUseCase
implements AsyncUseCase<void, Result<DriversLeaderboardResultDTO, RacingDomainValidationError>>
{
constructor(
private readonly driverRepository: IDriverRepository,
private readonly rankingService: IRankingService,
private readonly driverStatsService: IDriverStatsService,
private readonly imageService: IImageServicePort,
private readonly logger: Logger,
) {}
async execute(): Promise<Result<DriversLeaderboardResultDTO, RacingDomainValidationError>> {
this.logger.debug('Executing GetDriversLeaderboardUseCase');
try {
const drivers = await this.driverRepository.findAll();
const rankings = this.rankingService.getAllDriverRankings();
const stats: DriversLeaderboardResultDTO['stats'] = {};
const avatarUrls: DriversLeaderboardResultDTO['avatarUrls'] = {};
for (const driver of drivers) {
const driverStats = this.driverStatsService.getDriverStats(driver.id);
if (driverStats) {
stats[driver.id] = driverStats;
}
avatarUrls[driver.id] = this.imageService.getDriverAvatar(driver.id);
}
const dto: DriversLeaderboardResultDTO = {
drivers,
rankings,
stats,
avatarUrls,
};
this.logger.debug('Successfully retrieved drivers leaderboard.');
return Result.ok(dto);
} catch (error) {
this.logger.error('Error executing GetDriversLeaderboardUseCase', error instanceof Error ? error : new Error(String(error)));
return Result.err(new RacingDomainValidationError(error instanceof Error ? error.message : 'Unknown error occurred'));
}
}
}