89 lines
2.8 KiB
TypeScript
89 lines
2.8 KiB
TypeScript
export const ERROR_CODES = {
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BAD_REQUEST: 'BAD_REQUEST',
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UNAUTHORIZED: 'UNAUTHORIZED',
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FORBIDDEN: 'FORBIDDEN',
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NOT_FOUND: 'NOT_FOUND',
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CONFLICT: 'CONFLICT',
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VALIDATION_ERROR: 'VALIDATION_ERROR',
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RATE_LIMIT_EXCEEDED: 'RATE_LIMIT_EXCEEDED',
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INTERNAL_ERROR: 'INTERNAL_ERROR',
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INVALID_CREDENTIALS: 'INVALID_CREDENTIALS',
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ACCOUNT_LOCKED: 'ACCOUNT_LOCKED',
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EMAIL_TAKEN: 'EMAIL_TAKEN',
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INVALID_REFRESH_TOKEN: 'INVALID_REFRESH_TOKEN',
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TOKEN_REUSE_DETECTED: 'TOKEN_REUSE_DETECTED',
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INVALID_CODE: 'INVALID_CODE',
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ALREADY_VERIFIED: 'ALREADY_VERIFIED',
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INVALID_RESET_TOKEN: 'INVALID_RESET_TOKEN',
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NICKNAME_TAKEN: 'NICKNAME_TAKEN',
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DAILY_LIMIT_REACHED: 'DAILY_LIMIT_REACHED',
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EMAIL_NOT_VERIFIED: 'EMAIL_NOT_VERIFIED',
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QUESTIONS_UNAVAILABLE: 'QUESTIONS_UNAVAILABLE',
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QUESTION_ALREADY_ANSWERED: 'QUESTION_ALREADY_ANSWERED',
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WRONG_QUESTION: 'WRONG_QUESTION',
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TEST_ALREADY_FINISHED: 'TEST_ALREADY_FINISHED',
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NO_ANSWERS: 'NO_ANSWERS',
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TEST_NOT_FINISHED: 'TEST_NOT_FINISHED',
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USER_NOT_FOUND: 'USER_NOT_FOUND',
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} as const;
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export type ErrorCode = (typeof ERROR_CODES)[keyof typeof ERROR_CODES];
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export class AppError extends Error {
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constructor(
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public readonly code: ErrorCode,
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public readonly message: string,
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public readonly statusCode: number = 500,
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public readonly details?: unknown
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) {
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super(message);
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this.name = 'AppError';
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Object.setPrototypeOf(this, AppError.prototype);
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}
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toJSON() {
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const err: { code: string; message: string; details?: unknown } = {
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code: this.code,
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message: this.message,
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};
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if (this.details !== undefined) err.details = this.details;
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return { error: err };
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}
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}
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export function badRequest(message: string, details?: unknown): AppError {
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return new AppError(ERROR_CODES.BAD_REQUEST, message, 400, details);
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}
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export function unauthorized(message: string): AppError {
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return new AppError(ERROR_CODES.UNAUTHORIZED, message, 401);
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}
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export function forbidden(message: string): AppError {
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return new AppError(ERROR_CODES.FORBIDDEN, message, 403);
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}
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export function notFound(message: string): AppError {
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return new AppError(ERROR_CODES.NOT_FOUND, message, 404);
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}
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export function conflict(code: ErrorCode, message: string): AppError {
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return new AppError(code, message, 409);
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}
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export function validationError(message: string, details?: unknown): AppError {
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return new AppError(ERROR_CODES.VALIDATION_ERROR, message, 422, details);
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}
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export function rateLimitExceeded(message: string, retryAfter?: number): AppError {
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const err = new AppError(ERROR_CODES.RATE_LIMIT_EXCEEDED, message, 429);
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if (retryAfter !== undefined) {
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(err as AppError & { retryAfter: number }).retryAfter = retryAfter;
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}
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return err;
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}
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export function internalError(message: string, cause?: unknown): AppError {
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return new AppError(ERROR_CODES.INTERNAL_ERROR, message, 500, cause);
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}
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