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✨ Handle update failures and improve retry logic#86

Merged
olibos merged 3 commits intomainfrom
feature/retry-logic
Nov 16, 2024
Merged

✨ Handle update failures and improve retry logic#86
olibos merged 3 commits intomainfrom
feature/retry-logic

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@olibos
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@olibos olibos commented Nov 16, 2024

Summary by CodeRabbit

  • New Features

    • Enhanced error handling for data fetching in the RecycleApp integration.
    • Implemented retry logic for data updates on collections and parks.
  • Bug Fixes

    • Improved resilience against data fetching failures.
  • Documentation

    • Added debug logging for better insights into the configuration parameters.

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coderabbitai bot commented Nov 16, 2024

Walkthrough

The changes in the custom_components/recycle_app/__init__.py file enhance error handling and update the logic for data fetching. Key modifications include the introduction of retry logic in the async_update_collections and async_update_parks functions, which now handle exceptions more robustly. The method signatures for async_setup, async_setup_entry, and async_unload_entry have also been updated. Additionally, debug logging has been added to improve insight into the internal state during execution.

Changes

File Path Change Summary
custom_components/recycle_app/init.py - Enhanced error handling with retry logic in async_update_collections and async_update_parks.
- Updated method signatures for async_setup, async_setup_entry, and async_unload_entry.
- Added debug logging for configuration parameters.
- Added _get_next_retry function for managing retry intervals.

Poem

🐰 In the garden where data flows,
A rabbit hops where the error goes.
With retries set and logs in sight,
Fetching collections feels just right!
Through parks and paths, we’ll never stray,
For resilience guides us on our way! 🌼


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@github-actions github-actions bot added the enhancement New feature or request label Nov 16, 2024
This was linked to issues Nov 16, 2024
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Actionable comments posted: 2

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Reviewing files that changed from the base of the PR and between c46d81f and 6ecc044.

📒 Files selected for processing (1)
  • custom_components/recycle_app/__init__.py (3 hunks)
🧰 Additional context used
🪛 Ruff
custom_components/recycle_app/__init__.py

66-66: Trailing comma missing

Add trailing comma

(COM812)


79-79: Trailing comma missing

Add trailing comma

(COM812)

🔇 Additional comments (2)
custom_components/recycle_app/__init__.py (2)

4-4: LGTM: Import changes align with retry logic requirements

The addition of timedelta and UpdateFailed imports properly supports the new error handling and retry mechanism.

Also applies to: 14-14


Line range hint 44-57: LGTM: Comprehensive debug logging added

The addition of detailed debug logging for configuration parameters will greatly help with troubleshooting integration issues.

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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (2)
custom_components/recycle_app/__init__.py (2)

68-76: Enhance error logging in update functions

While the retry logic is well implemented, consider adding more detailed error logging to help with debugging issues:

 async def async_update_collections() -> dict[str, list[date]]:
     """Fetch data."""
     _LOGGER.debug("Update collections")
     retry = _get_next_retry(coordinator.update_interval)
     try:
         coordinator.update_interval = None
         return await hass.async_add_executor_job(
             api.get_collections, zip_code_id, street_id, house_number,
         )
     except Exception as exception:
+        _LOGGER.error("Failed to update collections: %s", str(exception))
         coordinator.update_interval = retry
         raise UpdateFailed from exception

Apply similar changes to async_update_parks.

Also applies to: 81-89


68-89: Well-designed error handling architecture

The implementation of retry logic with exponential backoff is a robust solution for handling transient failures. The separation of retry logic into a helper function and the consistent application across both update functions shows good architectural design.

A few architectural considerations:

  1. The retry mechanism properly handles backoff while preserving the coordinator's update schedule
  2. The error propagation ensures that Home Assistant's core systems are properly notified of failures
  3. The implementation is consistent across both data fetching functions

Consider adding a monitoring mechanism (e.g., metrics or events) to track retry frequencies and failure patterns, which could help identify systemic issues.

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 6ecc044 and 4db84ee.

📒 Files selected for processing (1)
  • custom_components/recycle_app/__init__.py (4 hunks)
🔇 Additional comments (3)
custom_components/recycle_app/__init__.py (3)

4-4: LGTM! Import changes are appropriate

The added imports for timedelta and UpdateFailed are necessary for implementing the retry logic and error handling improvements.

Also applies to: 14-14


24-27: LGTM! Well-implemented retry strategy

The helper function implements a solid exponential backoff strategy with:

  • Doubling of intervals
  • Sensible default of 5 minutes
  • Maximum cap of 1 hour to prevent excessive delays

71-73: Add trailing commas for consistency

This was mentioned in a previous review and is still applicable. Adding trailing commas improves git diffs and maintains consistent style.

Also applies to: 84-86

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@olibos olibos merged commit 8e02a65 into main Nov 16, 2024
@olibos olibos deleted the feature/retry-logic branch November 16, 2024 16:56
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Refresh Interval Errors when updating data

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