Implemented TypeScript front-end with React Query

• Day: 2025-11-21
• Time: 05:30 to 06:40
• Project: Dev
• Workspace: WP 2: Operational
• Status: Completed
• Priority: MEDIUM
• Assignee: Matías Nehuen Iglesias
• Tags: Typescript, React, API, Error Handling, Frontend

Description

Session Goal

The goal of this session was to design and implement a TypeScript-based frontend architecture for a document/RAG service API, focusing on type safety, error handling, and caching mechanisms.

Key Activities

• Designed the frontend API architecture using TypeScript, emphasizing typed responses and error handling.
• Developed TypeScript type definitions and fetch patterns, including aliasing types and creating re-export files.
• Implemented typed API wrappers and React Query hooks to manage paper data, ensuring structured API interactions.
• Fixed TypeScript errors in the usePapers hook, optimizing query keys and ensuring type safety.
• Debugged frontend and backend failures in a React application, focusing on error handling and diagnostics.
• Migrated to React Query v5, resolving backend connectivity issues and enhancing API fetching robustness.
• Integrated React Query with Next.js, providing code examples and troubleshooting tips.
• Fixed Next.js QueryProvider import error, ensuring correct setup.
• Improved error handling in React components by rendering readable messages instead of raw error objects.

Achievements

• Successfully implemented a robust TypeScript frontend architecture with React Query integration.
• Resolved various TypeScript and React-related errors, improving the overall stability and performance of the application.

Pending Tasks

• Further testing and validation of the implemented frontend architecture to ensure all edge cases are handled.
• Continuous monitoring and debugging to maintain optimal performance and error handling.

Evidence

• source_file=2025-11-21.sessions.jsonl, line_number=1, event_count=0, session_id=a954bdafe20f81202cec3f5acc6732185f8132d02d5b3c2fd283214a5081bc8a
• event_ids: []