advanced_api_client

🚀 Improvements

• Improved global session expiration handling without requiring BuildContext.
• Improved retry safety for multipart uploads after token refresh.
• Enhanced FormData rebuilding logic to prevent finalized stream reuse issues.
• Improved logging clarity for refresh flow, retries, and upload progress.
• Refactored internal _request() logic for better readability and maintainability.

🛠 Bug Fixes

• Fixed rare race condition when multiple requests attempted token refresh simultaneously.
• Fixed edge case where CancelToken was not passed correctly to retried upload requests.
• Fixed retry request headers not preserving original request headers.

Added

• Better production-safe retry mechanism for requests with FormData.
• Improved upload task cancellation support using CancelToken.
• Support for dynamic body rebuild for retried multipart requests.
• Additional debug logs for retry attempts and token refresh flow.

🛠 Bug Fixes

• Fixed _FormData already finalized error when retrying uploads after token refresh.
• Resolved bodyBuilder missing issue in RefreshConfig for dynamic refresh API bodies.
• Corrected named parameter mismatches in _request() and Dio request options.
• Prevented token refresh infinite loops on concurrent requests.

Added

• Support for bodyBuilder in RefreshConfig for dynamic refresh request bodies.
• Ability to fetch user_id or other dynamic data from SharedPreferences during token refresh.
• Optional CancelToken support per upload task for better upload management.
• Improved logging for upload progress and retry actions.
• Dynamic handling of multiple file uploads with different field names.
• Added SharedPrefsTokenStorage example for storing token and extra data separately.

Improved

• Safer retry mechanism for POST/PUT requests using FormData after token refresh.
• Cleaner interceptor logs and separation between auth and upload flows.
• More robust _request() core function with error parsing improvements.
• Improved production safety and scalability of AdvancedApiClient.

🚀 Production Release

Added

• Production-ready architecture
• Centralized AdvancedApiClient
• Robust _request() core handler
• Global error handling via ApiConfig.onError
• Automatic token refresh mechanism
• Retry interceptor with timeout & connection retry support
• Session termination with request cancellation
• Single file upload support
• Multiple file upload support (same field)
• Multiple file upload support (dynamic field names)
• Improved error parsing with ApiException
• Debug logging (enabled in debug mode only)
• Custom Dio interceptor support
• Safe singleton initialization
• Lazy initialization option

Improved

• Cleaner internal request handling
• Stronger error mapping for DioException
• Better file existence validation
• More stable cancel token management
• Improved production safety & scalability

Added

• Initial release
• GET, POST, PUT, PATCH, DELETE requests
• Token-based authentication
• Token refresh support
• File upload support
• Pagination support
• Custom interceptors
• Example Flutter app demonstrating usage