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changed how env handled #144

Closed ajitesh123 closed 1 month ago

ajitesh123 commented 1 month ago

[!IMPORTANT] Refactor environment variable handling by introducing a centralized Config class and updating related files to use it.

  • Configuration Refactor:
    • Introduced Config class in backend/config.py to centralize environment variable handling.
    • Replaced YAML-based configuration with Config class in kindle_auth.py, llm.py, orchestrator.py, and supabase_client.py.
  • Behavior Changes:
    • Updated OAuth2 URLs in app_fastapi_v2.py to use Config.Kinde.DOMAIN.
    • Updated API key retrieval in llm.py and orchestrator.py to use Config.APIKeys.
    • Added environment variable checks in supabase_client.py for SUPABASE_URL and SUPABASE_KEY.
  • Miscellaneous:
    • Removed YAML loading logic from kindle_auth.py, orchestrator.py, and supabase_client.py.

This description was created by Ellipsis for 76b89c79c9710ff6462a64222c57e74a376f0ca0. It will automatically update as commits are pushed.

Summary by CodeRabbit

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archie-ai-code-explain-pr-review[bot] commented 1 month ago

PR Review Summary Celebratory GIF

Overall Review:

This PR introduces a centralized configuration management system using a Config class in config.py. It replaces the previous YAML-based configuration with environment variables, improving security and deployment flexibility. The changes are applied consistently across multiple files, updating imports and variable references. While this is a positive change, there are a few areas that could benefit from additional attention, particularly in error handling and test coverage.

🌟 Code Quality And Design

1. [Consider] The introduction of `config.py` is a significant improvement in design. It centralizes all configuration management, making it easier to maintain and update environment variables. This change enhances the overall structure of the project by providing a single source of truth for configuration. However, to further improve this, consider using a library like `pydantic` for configuration management.

🚨 Error Handling

2. [Consider] Error handling in `supabase_client.py`:
The new code raises `ValueError` if Supabase URL or key is not set. However, this might cause the application to crash on startup. Consider implementing a more graceful error handling mechanism, such as logging the error and using default values or exiting the application with a clear error message.

🧪 Test Coverage Analysis

3. [Consider] The PR updates the access token in `backend/tests/app_fastapi_v2.py`, but doesn't add new tests for the configuration changes. Consider adding unit tests for the new `Config` class in `config.py` to ensure it correctly loads environment variables.

Recommendations

Recommendation #1 Consider refactoring the `Config` class in `config.py` to use `pydantic` for better type checking and validation: ```python from pydantic import BaseSettings, Field class Config(BaseSettings): class APIKeys(BaseSettings): OPENAI: str = Field(..., env="OPENAI_API_KEY") ANTHROPIC: str = Field(..., env="ANTHROPIC_API_KEY") # ... other API keys api_keys: APIKeys = APIKeys() # ... other configuration classes class Config: env_file = ".env" env_file_encoding = "utf-8" ``` This approach provides better type hints and automatic environment variable loading, making the configuration more robust and easier to maintain.
Recommendation #2 In `backend/supabase_client.py`, replace the current error handling with a more graceful approach: ```python import sys from loguru import logger # ... existing imports ... supabase_url = Config.Supabase.URL supabase_key = Config.Supabase.KEY if not supabase_url or not supabase_key: logger.error("Supabase configuration is missing. Please check your environment variables.") sys.exit(1) try: supabase: Client = create_client(supabase_url, supabase_key) except Exception as e: logger.error(f"Failed to create Supabase client: {e}") sys.exit(1) ``` This approach logs the error and exits the application with a clear error message, preventing unexpected crashes and providing more informative feedback.
Recommendation #3 Add a new test file `backend/tests/test_config.py` with the following content: ```python import os import pytest from backend.config import Config def test_config_loads_environment_variables(): # Set test environment variables os.environ['OPENAI_API_KEY'] = 'test_openai_key' os.environ['SUPABASE_URL'] = 'test_supabase_url' os.environ['KINDE_DOMAIN'] = 'test_kinde_domain' # Assert that Config correctly loads the environment variables assert Config.APIKeys.OPENAI == 'test_openai_key' assert Config.Supabase.URL == 'test_supabase_url' assert Config.Kinde.DOMAIN == 'test_kinde_domain' def test_config_handles_missing_environment_variables(): # Remove a required environment variable if 'OPENAI_API_KEY' in os.environ: del os.environ['OPENAI_API_KEY'] # Assert that Config handles missing environment variables gracefully assert Config.APIKeys.OPENAI is None # Add more tests as needed for other configuration sections ``` This test suite ensures that the `Config` class correctly loads environment variables and handles missing variables gracefully.

[Configure settings at: Archie AI - Automated PR Review]

coderabbitai[bot] commented 1 month ago

[!CAUTION]

Review failed

The pull request is closed.

Walkthrough

The changes introduce a new configuration management system through a Config class, replacing the previous dictionary-based method. This new structure centralizes configuration settings across various services, including API keys and service URLs, and utilizes the dotenv library for environment variable management. Key files such as backend/app_fastapi_v2.py, backend/kindle_auth.py, and others have been updated to utilize this new configuration system, removing old mechanisms like YAML loading and unused variables.

Changes

File Path Change Summary
backend/config.py Added Config class with nested classes for APIKeys, Logfire, Kinde, and Supabase.
backend/app_fastapi_v2.py Updated OAuth2 handling to use Config class; removed unused imports; adjusted authorization URLs and logout.
backend/kindle_auth.py Removed YAML configuration loading; accessed configuration values directly from Config class.
backend/llm.py Sourced API keys from Config class, enhancing organization of key management. Added transcribe_audio method.
backend/orchestrator.py Transitioned to using Config class for API key retrieval; removed CONFIG variable.
backend/supabase_client.py Replaced YAML loading with direct imports from Config; added validation checks for configuration values.
backend/tests/app_fastapi_v2.py Updated ACCESS_TOKEN variable with a new token string for authentication in tests.

Possibly related PRs

Suggested labels

Error Handling, Tests

Poem

🐇 In the burrow where code does dwell,
A Config class casts a magic spell.
With keys and URLs all in their place,
OAuth2 flows with newfound grace.
No more YAML, just a clean embrace,
Hopping forward, we quicken our pace! 🌟

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