162 lines
4.8 KiB
JavaScript
162 lines
4.8 KiB
JavaScript
class AppError extends Error {
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constructor(message, status = 500, service = null, method = null, details = null) {
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super(message);
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this.status = status;
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this.service = service;
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this.method = method;
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this.details = details;
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Error.captureStackTrace(this, this.constructor);
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}
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}
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class ValidationError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 422, service, method, details);
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}
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}
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class AuthenticationError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 401, service, method, details);
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}
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}
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class AuthorizationError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 403, service, method, details);
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}
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}
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class NotFoundError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 404, service, method, details);
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}
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}
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class ConflictError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 409, service, method, details);
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}
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}
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class DatabaseError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 500, service, method, details);
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}
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}
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class BadRequestError extends AppError {
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constructor(message, details = null, service = null, method = null) {
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super(message, 400, service, method, details);
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}
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}
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const SERVICE_NAME = "ErrorService";
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class ErrorService {
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static SERVICE_NAME = SERVICE_NAME;
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constructor() {}
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createError = (message, status = 500, service = null, method = null, details = null) => {
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return new AppError(message, status, service, method, details);
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};
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createValidationError = (message, details = null, service = null, method = null) => {
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return new ValidationError(message, details, service, method);
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};
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createAuthenticationError = (message = "Unauthorized", details = null, service = null, method = null) => {
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return new AuthenticationError(message, details, service, method);
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};
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createAuthorizationError = (message, details = null, service = null, method = null) => {
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return new AuthorizationError(message, details, service, method);
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};
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createNotFoundError = (message, details = null, service = null, method = null) => {
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return new NotFoundError(message, details, service, method);
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};
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createConflictError = (message, details = null, service = null, method = null) => {
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return new ConflictError(message, details, service, method);
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};
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createDatabaseError = (message, details = null, service = null, method = null) => {
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return new DatabaseError(message, details, service, method);
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};
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createServerError = (message, details = null, service = null, method = null) => {
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return this.createError(message, 500, service, method, details);
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};
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createBadRequestError = (message = "BadRequest", details = null, service = null, method = null) => {
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return new BadRequestError(message, details, service, method);
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};
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}
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export default ErrorService;
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export const asyncHandler = (fn, serviceName, methodName) => {
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return async (req, res, next) => {
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try {
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await fn(req, res, next);
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} catch (error) {
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// Handle validation errors
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if (error.isJoi) {
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const validationError = this.createValidationError(error.message, error.details, serviceName, methodName);
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return next(validationError);
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}
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if (error.name === "ValidationError") {
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const validationError = this.createValidationError("Database validation failed", error.errors, serviceName, methodName);
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return next(validationError);
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}
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if (error.name === "CastError") {
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const notFoundError = this.createNotFoundError(
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"Invalid resource identifier",
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{ field: error.path, value: error.value },
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serviceName,
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methodName
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);
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return next(notFoundError);
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}
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if (error.code === "11000") {
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const conflictError = this.createConflictError("Resource already exists", {
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originalError: error.message,
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code: error.code,
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});
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conflictError.service = serviceName;
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conflictError.method = methodName;
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return next(conflictError);
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}
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if (error instanceof AppError) {
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error.service = error.service || serviceName;
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error.method = error.method || methodName;
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return next(error);
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}
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if (error.status) {
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const appError = this.createError(error.message, error.status, serviceName, methodName, {
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originalError: error.message,
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stack: error.stack,
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});
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return next(appError);
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}
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// For unknown errors, create a server error
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const appError = this.createServerError(error.message || "An unexpected error occurred", {
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originalError: error.message,
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stack: error.stack,
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});
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appError.service = serviceName;
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appError.method = methodName;
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appError.stack = error.stack; // Preserve original stack
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return next(appError);
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}
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};
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};
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