frappe-api-handler

Create custom API endpoints in Frappe by building whitelisted Python methods with built-in permission checks, input validation, and error handling. This Skill provides patterns for REST handlers (GET, POST, PUT, DELETE), authentication (API Key, Token), and secure external system integration.

Implement authentication using API Key or Token-based methods with permission checks enforced at the endpoint level. This Skill covers secure access control patterns, role-based validation, and graceful error reporting to ensure only authorized requests reach your business logic.

Yes. This Skill provides REST API patterns for common HTTP methods including pagination handlers and bulk operation patterns, enabling you to fetch filtered document lists (e.g., Items by item_group) with structured response formats and offset-based navigation.

Validate inputs and structure error responses using validation patterns provided for input parsing and safe error handling. This Skill ensures robust error reporting, prevents malformed data from reaching your database, and returns consistent error messages to API consumers.

Yes. This Skill covers file upload handling patterns for custom API endpoints, enabling you to receive and process files (documents, attachments) directly through REST methods with appropriate validation and storage integration.