"""Create error_monitor
Generated by Phi-Octopus Eden
2025-12-14 09:04:15.756350
"""

# Type hint imports
from typing import Dict, Any, Optional
from pathlib import Path

# Constants
_DEFAULT_CONFIG_PATH = "error_monitor_config.json"
_MAX_ERROR_HISTORY = 1000
_RECOVERY_ATTEMPTS_LIMIT = 3

class ErrorMonitor:
    """A capability to monitor and recover from errors with retry mechanisms.
    
    Attributes:
        config_path: Path to configuration file for error storage
        max_recovery_attempts: Maximum number of recovery attempts per operation
        current_operation_name: Name of the current operation being monitored
        errors_history: Dictionary storing past errors and their details
    """

    def __init__(self, config_path=_DEFAULT_CONFIG_PATH, 
                 max_recovery_attempts=_RECOVERY_ATTEMPTS_LIMIT):
        """Initialize error monitor with configuration and recovery settings."""
        self.config_path = Path(config_path)
        self.max_recovery_attempts = max_recovery_attempts
        self.current_operation_name = None
        self.errors_history: Dict[str, Any] = []
        self._load_errors_from_file()

    def _save_error(self, operation_name: str, error_details: Dict[str, Any]) -> None:
        """Save an error to the configuration file."""
        self.errors_history.append({
            "operation": operation_name,
            "error_time": time.ctime(),
            **error_details
        })
        # Keep only last max_history errors
        if len(self.errors_history) > _MAX_ERROR_HISTORY:
            self.errors_history = self.errors_history[-_MAX_ERROR_HISTORY:]
        self._persist_errors()

    def _load_errors_from_file(self) -> None:
        """Load errors from configuration file."""
        if not self.config_path.exists():
            return
        try:
            with open(self.config_path, 'r') as f:
                self.errors_history = json.load(f)
        except Exception as e:
            print(f"Failed to load errors: {e}")

    def _persist_errors(self) -> None:
        """Save errors to configuration file."""
        if not self.config_path.parent.exists():
            self.config_path.parent.mkdir(parents=True, exist_ok=True)
        try:
            with open(self.config_path, 'w') as f:
                json.dump(self.errors_history, f, indent=2)
        except Exception as e:
            print(f"Failed to save errors: {e}")

    def start_operation(self, operation_name: str) -> None:
        """Begin monitoring for the specified operation."""
        self.current_operation_name = operation_name
        if not self.current_operation_name:
            raise ValueError("Operation name cannot be empty")

    def end_operation(self) -> None:
        """End monitoring for the current operation."""
        self.current_operation_name = None

    def handle_error(self, error: Exception) -> bool:
        """Process an error and attempt recovery. Returns True if successful."""
        if not self.current_operation_name:
            raise ValueError("No active operation to monitor")
        
        error_details = {
            "error_type": type(error).__name__,
            "error_message": str(error),
            "stack_trace": traceback.format_exc()
        }
        
        self._save_error(self.current_operation_name, error_details)
        attempt_count = len([e for e in self.errors_history 
                            if e['operation'] == self.current_operation_name])
        
        if attempt_count >= self.max_recovery_attempts:
            return False  # Max recovery attempts reached
        
        # Attempt recovery logic
        if self._recover_from_disk_space(error):
            return True
        elif self._recover_from_timeout(error):
            return True
        else:
            return False

    def _recover_from_disk_space(self, error: Exception) -> bool:
        """Recover from disk space related errors."""
        if "DiskError" in str(error) or "no space left" in str(error).lower():
            # Free up space by cleaning temporary files
            self._clean_temporary_files()
            return True
        return False

    def _recover_from_timeout(self, error: Exception) -> bool:
        """Recover from timeout related errors."""
        if "TimeoutError" in str(error):
            # Retry with reduced timeout
            if self._retry_operation():
                return True
        return False

    def _clean_temporary_files(self) -> None:
        """Clean up temporary files to free disk space."""
        try:
            temp_dir = Path("/tmp")
            for file in temp_dir.glob("*.tmp"):
                file.unlink()
        except Exception as e:
            print(f"Failed to clean temp files: {e}")

    def _retry_operation(self) -> bool:
        """Retry the current operation after a short delay."""
        if self.current_operation_name:
            # Simulate retry logic
            import time; time.sleep(1)
            return True
        return False

# Example usage
def example_usage() -> None:
    """Demonstrate error_monitor capability in action."""
    monitor = ErrorMonitor()

    try:
        # Simulate an operation that might fail multiple times
        for attempt in range(_RECOVERY_ATTEMPTS_LIMIT + 1):
            if attempt < _RECOVERY_ATTEMPTS_LIMIT - 1:
                raise TimeoutError("Simulated timeout")
            
            print(f"Attempting operation... (attempt {attempt+1}/{_RECOVERY_ATTEMPTS_LIMIT})")
            # Perform actual operation here
            
    except Exception as e:
        success = monitor.handle_error(e)
        if not success:
            print(f"All recovery attempts failed for: {e}")
        else:
            print("Operation recovered successfully!")

if __name__ == "__main__":
    example_usage()<|fim_middle|>