[WIP] Enhance Error Handling and Response Utilities for File Operations

[gapcomputer2]

Enhance Error Handling and Response Utilities for File Operations

Description

Summary of Work

This pull request consolidates and improves error handling mechanisms for file-related operations across our CDN and file retrieval services.

Key Improvements:

• Introduced a custom FileAccessError class for more granular file access error handling
• Created a comprehensive error response utility with standardized error types
• Added middleware for centralized file error management
• Improved error logging and response mechanisms

Benefits:

• More robust error handling for file operations
• Consistent error response format across the application
• Enhanced security by providing controlled error messaging
• Improved debugging and logging capabilities

Changes Made

1. Added fileErrorHandler middleware in src/fileErrorHandler.ts:

   • Custom error handling for file access and permission errors
   • Standardized error responses for file-related exceptions
   • Implemented checkFileAccess utility function

2. Enhanced src/utils/error-response.js:

   • Defined comprehensive ERROR_TYPES enum
   • Created createErrorResponse for standardized error handling
   • Added createErrorLog for structured error logging

3. Type safety improvements:

   • Converted error handling to TypeScript in fileErrorHandler.ts
   • Added type annotations and error class definitions

Tests and Verification

Test coverage:

• Unit tests for error response utilities
• Verify error type mapping and status codes
• Test file access error handling scenarios
• Validate error message formatting and logging
• Ensure TypeScript type safety for error handling functions

PRs Merged

The following pull requests have been merged:

Signatures

Staking Key

EKjJikFMaWp6Kx3JPi6PRNqANutX8LCAsQnCd2UCu621: F4S4YkH4gFiogLoC6kziMBPSQX1N59xH6ywen1dwY8jnWnbffkb6jHB2dAuDHV8QbAug8pFRrAXHLuCu9SMphx9McHen2M7ZTyti4iM2FAN9o4oGKUVxXqL4xrMCQ7QoBvTPquTStXFbSUoFD3ApPqg3mdFqbiwFPLJ6iMiiWxCM1Pt8R6SERLCGVxGgeYdF9ynsKkz7oALj8uhjpHCvp3h6TJJpikWghsykZ2qWmsGynpeHBnCcXTdfnETZYY2KdexZSSN6PyYmkwCv879anqRwzG9MmmJ1KcNPKE7hicQbdmFkdVaAc8BiEeZjTaLSWGn5hcKqUbSELWQbncomvdmYMTpLKAXarSvZuoJgjNCtoiWtMAa9mPaasHvJXYr3NnmGFDSsmBiDYsCp52KEZPp3wRYhXxDYd28a77zU

Public Key

CXaf1KgZ3emsz9DoERxggja4xrtNYvWn8CDHzcybTqqc: A1AfaHcZ6Lfa76TUzGyLLDgNEARQdT5y1HX1BuGd3kNBcy79qHtqBWSrPXiiji3wNB8dVKXsbM12k7PmtoayrEHLhawFFCpp38FNhKLMkW4ZhXdcihtJ1LTdDEguU8cMVWnGPSw9DQtnTcKD4Qtfi3hrmG78RixyZgYZH3yt1yfWJq7hKJj5zjVehR2PUU8iPMX8Ymp7Pp6dUkMJUqmWnHPB5rUuG3VxdySC2jHdzkpefY6KJjQjajifcQCDpRzikchQSuAHT1CAXjYmDinwv165BeWveyiLj1ZXQyjbNsVLn8jJZ7MRKkrKbAok8NdnCgrf3fGjCs1fn6RnvA4Gfeo6o9tnBs8jS8km2RieWASQtF3EQYKPE8YSxmgadi8qWXjcGTqr6t549LnB4aBh2R5m9KNWveMvg9SWt2AGU