Files
gridpilot.gg/core/media/application/use-cases/SelectAvatarUseCase.ts
2025-12-19 01:22:45 +01:00

87 lines
2.2 KiB
TypeScript

/**
* Use Case: SelectAvatarUseCase
*
* Handles the business logic for selecting a generated avatar from the options.
*/
import type { IAvatarGenerationRepository } from '../../domain/repositories/IAvatarGenerationRepository';
import type { Logger } from '@core/shared/application';
import type { ISelectAvatarPresenter } from '../presenters/ISelectAvatarPresenter';
export interface SelectAvatarInput {
requestId: string;
selectedIndex: number;
}
export interface SelectAvatarResult {
success: boolean;
selectedAvatarUrl?: string;
errorMessage?: string;
}
export interface ISelectAvatarPresenter {
present(result: SelectAvatarResult): void;
}
export class SelectAvatarUseCase {
constructor(
private readonly avatarRepo: IAvatarGenerationRepository,
private readonly logger: Logger,
) {}
async execute(
input: SelectAvatarInput,
presenter: ISelectAvatarPresenter,
): Promise<void> {
try {
this.logger.info('[SelectAvatarUseCase] Selecting avatar', {
requestId: input.requestId,
selectedIndex: input.selectedIndex,
});
const request = await this.avatarRepo.findById(input.requestId);
if (!request) {
presenter.present({
success: false,
errorMessage: 'Avatar generation request not found',
});
return;
}
if (request.status !== 'completed') {
presenter.present({
success: false,
errorMessage: 'Avatar generation is not completed yet',
});
return;
}
request.selectAvatar(input.selectedIndex);
await this.avatarRepo.save(request);
const selectedAvatarUrl = request.selectedAvatarUrl;
presenter.present({
success: true,
selectedAvatarUrl,
});
this.logger.info('[SelectAvatarUseCase] Avatar selected successfully', {
requestId: input.requestId,
selectedAvatarUrl,
});
} catch (error) {
this.logger.error('[SelectAvatarUseCase] Error selecting avatar', {
error: error instanceof Error ? error.message : 'Unknown error',
requestId: input.requestId,
});
presenter.present({
success: false,
errorMessage: 'Internal error occurred while selecting avatar',
});
}
}
}