55 lines
1.7 KiB
TypeScript
55 lines
1.7 KiB
TypeScript
import { User } from '../../domain/entities/User';
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import { UserRepository } from '../../domain/repositories/UserRepository';
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import { Result } from '@core/shared/domain/Result';
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import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
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import type { Logger } from '@core/shared/domain/Logger';
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import type { UseCase } from '@core/shared/application/UseCase';
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export type GetUserInput = {
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userId: string;
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};
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export type GetUserResult = {
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user: User;
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};
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export type GetUserErrorCode = 'USER_NOT_FOUND' | 'REPOSITORY_ERROR';
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export type GetUserApplicationError = ApplicationErrorCode<
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GetUserErrorCode,
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{ message: string }
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>;
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export class GetUserUseCase implements UseCase<GetUserInput, GetUserResult, GetUserErrorCode> {
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constructor(
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private readonly userRepo: UserRepository,
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private readonly logger: Logger,
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) {}
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async execute(input: GetUserInput): Promise<Result<GetUserResult, GetUserApplicationError>> {
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try {
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const stored = await this.userRepo.findById(input.userId);
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if (!stored) {
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return Result.err<GetUserResult, GetUserApplicationError>({
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code: 'USER_NOT_FOUND',
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details: { message: 'User not found' },
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});
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}
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const user = User.fromStored(stored);
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return Result.ok<GetUserResult, GetUserApplicationError>({ user });
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} catch (error) {
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const message =
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error instanceof Error && error.message ? error.message : 'Failed to get user';
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this.logger.error('GetUserUseCase.execute failed', error instanceof Error ? error : undefined, {
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input,
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});
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return Result.err<GetUserResult, GetUserApplicationError>({
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code: 'REPOSITORY_ERROR',
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details: { message },
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});
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}
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}
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} |