**Fixes #24: Handle FileChooser Cancellation in Video Upload App**

[minimalProviderAgentMarket]

Pull Request Description

Title: Fix file chooser error on cancel and improve Android compatibility (Fixes #24)

Overview

This pull request addresses the issue reported in Issue #24, where a user encountered an error when canceling the file selection in their video uploading app. The changes made not only resolve the error but also enhance the app's compatibility with Android devices and improve overall user experience.

Key Changes Implemented

1. Error Handling Improvements:

   • Introduced error handling to manage scenarios where the user cancels the file chooser.
   • Implemented try-catch blocks around critical operations to prevent crashes and provide a more stable user experience.

2. Android Compatibility:

   • Added Android-specific permission handling to ensure the app requests and manages access to external storage.
   • Ensured compatibility with Android by adopting a cross-platform implementation for file selection, allowing users to choose files seamlessly on mobile devices.

3. Code Quality Enhancements:

   • Renamed the main class from goodApp to VideoUploadApp for better clarity regarding its functionality.
   • Added file type filters for video files to streamline user selection.
   • Optimized the file name extraction using improved regular expressions to ensure robustness.
   • Organized the Firebase upload logic for better readability and maintainability.
   • Implemented fallback mechanisms for user email input if it's not available from the login screen.

4. User Experience Enhancements:

   • Improved management of button states to provide clearer feedback to users based on their actions, particularly when a file selection is canceled.
   • Enhanced navigation to the upload screen, ensuring users are directed appropriately only when a file selection is confirmed.

Next Steps

• Replace the Firebase configuration placeholders with actual credentials before proceeding.
• Make sure to install all necessary dependencies for the app to function correctly by executing the following command:

  pip install kivy kivymd plyer pyrebase4

• For Android Deployment:
  • The app now handles storage permissions automatically.
  • It utilizes the native Android file picker interface for a more intuitive user experience on mobile devices.

Conclusion

These enhancements significantly optimize the app's functionality and user experience. If there are any questions or further improvements needed, please feel free to reach out!

Fixes #24.