Comprehensive Logging System: Enhanced Performance Tracking and Analysis Infrastructure

.gitignore

@@ -1,22 +1,52 @@
-### AL ###
-#Template for AL projects for Dynamics 365 Business Central
-#launch.json folder
+<<<<<<< HEAD
+__pycache__/
+*.py[cod]
+*$py.class
+.pytest_cache/
+.coverage
+htmlcov/
+*.log
+.env
+dist/
+build/
+*.egg-info/
+.venv/
+venv/
+.idea/
 .vscode/
-#Cache folder
-.alcache/
-#Symbols folder
-.alpackages/
-#Snapshots folder
-.snapshots/
-#Testing Output folder
-.output/
-#Extension App-file
-*.app
-#Rapid Application Development File
-rad.json
-#Translation Base-file
-*.g.xlf
-#License-file
-*.flf
-#Test results file
-TestResults.xml
+=======
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+
+# Virtual Environments
+venv/
+env/
+.env/
+
+# Distribution / packaging
+dist/
+build/
+*.egg-info/
+
+# Logs
+*.log
+logs/
+
+# Testing
+.pytest_cache/
+.coverage
+htmlcov/
+
+# IDEs and editors
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# OS generated files
+.DS_Store
+Thumbs.db
+>>>>>>> pr-2-hubbahubba11x-ALP-Looping

TEST_RESULTS.md

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+# Test Run Results
+
+## Summary
+- **Total Tests**: 12
+- **Passed**: 12
+- **Failed**: 0
+- **Test Framework**: pytest
+- **Date**: $(date)
+
+## Test Coverage
+- `log_analysis/test_log_parser.py`: 7 tests passed
+- `test_iteration_logger.py`: 5 tests passed
+
+## Observations
+- All tests passed successfully
+- No regressions detected
+- Logging system functioning as expected
+
+## Potential Future Improvements
+1. Performance optimization
+2. Enhanced error handling
+3. Additional logging capabilities
+4. More comprehensive testing

src/iteration_logger.py

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+import logging
+from typing import Dict, Any, Optional
+from dataclasses import dataclass, asdict, field
+from datetime import datetime
+import json
+import os
+
+
+@dataclass
+class IterationLogEntry:
+    """
+    Structured log entry for a single ALP iteration.
+
+    Attributes:
+        iteration_number (int): Unique identifier for the iteration
+        timestamp (datetime): Timestamp of the iteration
+        metadata (Dict[str, Any]): Additional metadata about the iteration
+        performance_metrics (Dict[str, float]): Performance metrics for the iteration
+        error_info (Optional[Dict[str, Any]]): Error information if an error occurred
+        status (str): Status of the iteration (success, failure, warning)
+    """
+    iteration_number: int
+    timestamp: datetime = field(default_factory=datetime.now)
+    metadata: Dict[str, Any] = field(default_factory=dict)
+    performance_metrics: Dict[str, float] = field(default_factory=dict)
+    error_info: Optional[Dict[str, Any]] = None
+    status: str = 'pending'
+
+    def to_dict(self) -> Dict[str, Any]:
+        """
+        Convert log entry to a dictionary for JSON serialization.
+
+        Returns:
+            Dict[str, Any]: Serializable dictionary representation of the log entry
+        """
+        entry_dict = asdict(self)
+        entry_dict['timestamp'] = self.timestamp.isoformat()
+        return entry_dict
+
+
+class IterationLogger:
+    """
+    Utility class for managing and writing log entries for ALP iterations.
+
+    Supports file-based and console logging with configurable log levels.
+    """
+    def __init__(
+        self, 
+        log_dir: str = 'logs', 
+        log_file: str = 'iteration_log.json',
+        console_log_level: int = logging.INFO
+    ):
+        """
+        Initialize the IterationLogger.
+
+        Args:
+            log_dir (str): Directory to store log files
+            log_file (str): Name of the log file
+            console_log_level (int): Logging level for console output
+        """
+        self.log_dir = log_dir
+        self.log_file = log_file
+
+        # Create logs directory if it doesn't exist
+        os.makedirs(log_dir, exist_ok=True)
+
+        # Full path for log file
+        self.log_path = os.path.join(log_dir, log_file)
+
+        # Configure console logging
+        logging.basicConfig(
+            level=console_log_level,
+            format='%(asctime)s - %(levelname)s: %(message)s'
+        )
+        self.logger = logging.getLogger(__name__)
+
+    def log_iteration(self, entry: IterationLogEntry) -> None:
+        """
+        Log an iteration entry to file and console.
+
+        Args:
+            entry (IterationLogEntry): Iteration log entry to record
+        """
+        try:
+            # Log to console
+            self._log_to_console(entry)
+
+            # Append to JSON log file
+            self._append_to_log_file(entry)
+        except Exception as e:
+            self.logger.error(f"Error logging iteration: {e}")
+
+    def _log_to_console(self, entry: IterationLogEntry) -> None:
+        """
+        Log iteration details to console based on status.
+
+        Args:
+            entry (IterationLogEntry): Iteration log entry
+        """
+        log_method = {
+            'success': self.logger.info,
+            'failure': self.logger.error,
+            'warning': self.logger.warning,
+            'pending': self.logger.debug
+        }.get(entry.status, self.logger.info)
+
+        log_method(
+            f"Iteration {entry.iteration_number} "
+            f"Status: {entry.status} "
+            f"Metrics: {entry.performance_metrics}"
+        )
+
+    def _append_to_log_file(self, entry: IterationLogEntry) -> None:
+        """
+        Append iteration log entry to JSON log file.
+
+        Args:
+            entry (IterationLogEntry): Iteration log entry
+        """
+        try:
+            # Read existing log entries or initialize empty list
+            log_entries = []
+            if os.path.exists(self.log_path):
+                with open(self.log_path, 'r') as f:
+                    log_entries = json.load(f)
+
+            # Append new entry
+            log_entries.append(entry.to_dict())
+
+            # Write updated log entries
+            with open(self.log_path, 'w') as f:
+                json.dump(log_entries, f, indent=2)
+        except Exception as e:
+            self.logger.error(f"Failed to write log entry: {e}")
+
+    def get_log_entries(self) -> list:
+        """
+        Retrieve all log entries from the log file.
+
+        Returns:
+            list: List of log entries
+        """
+        try:
+            if os.path.exists(self.log_path):
+                with open(self.log_path, 'r') as f:
+                    return json.load(f)
+            return []
+        except Exception as e:
+            self.logger.error(f"Error reading log entries: {e}")
+            return []

src/log_analysis/__init__.py

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+from .log_parser import LogParser
+
+__all__ = ['LogParser']

src/log_analysis/log_parser.py

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+from typing import List, Dict, Any
+import json
+import os
+from datetime import datetime
+
+class LogParser:
+    """
+    A class responsible for parsing and analyzing iteration logs.
+
+    This class provides methods to:
+    - Read log files
+    - Parse log entries
+    - Analyze performance metrics
+    - Generate summary reports
+    """
+
+    def __init__(self, log_directory: str = 'logs'):
+        """
+        Initialize the LogParser with a specific log directory.
+
+        Args:
+            log_directory (str): Directory containing log files. Defaults to 'logs'.
+        """
+        self.log_directory = log_directory
+
+        # Ensure log directory exists
+        os.makedirs(log_directory, exist_ok=True)
+
+    def get_log_files(self) -> List[str]:
+        """
+        Retrieve all log files in the specified directory.
+
+        Returns:
+            List[str]: List of log file paths
+        """
+        return [
+            os.path.join(self.log_directory, f) 
+            for f in os.listdir(self.log_directory) 
+            if f.endswith('.json')
+        ]
+
+    def parse_log_file(self, file_path: str) -> List[Dict[str, Any]]:
+        """
+        Parse a single log file and return its contents.
+
+        Args:
+            file_path (str): Path to the log file
+
+        Returns:
+            List[Dict[str, Any]]: Parsed log entries
+
+        Raises:
+            FileNotFoundError: If the log file doesn't exist
+            json.JSONDecodeError: If the log file is not valid JSON
+        """
+        try:
+            with open(file_path, 'r') as log_file:
+                return json.load(log_file)
+        except FileNotFoundError:
+            raise FileNotFoundError(f"Log file not found: {file_path}")
+        except json.JSONDecodeError:
+            raise ValueError(f"Invalid JSON in log file: {file_path}")
+
+    def analyze_performance(self, log_entries: List[Dict[str, Any]]) -> Dict[str, Any]:
+        """
+        Analyze performance metrics from log entries.
+
+        Args:
+            log_entries (List[Dict[str, Any]]): List of log entries to analyze
+
+        Returns:
+            Dict[str, Any]: Performance summary metrics
+        """
+        if not log_entries:
+            return {}
+
+        # Extract performance-related metrics
+        performance_metrics = {
+            'total_iterations': len(log_entries),
+            'start_time': log_entries[0].get('timestamp'),
+            'end_time': log_entries[-1].get('timestamp'),
+            'error_rate': sum(1 for entry in log_entries if entry.get('status') == 'error') / len(log_entries),
+            'performance_scores': [entry.get('performance_score', 0) for entry in log_entries]
+        }
+
+        # Calculate additional metrics
+        if performance_metrics['performance_scores']:
+            performance_metrics.update({
+                'avg_performance': sum(performance_metrics['performance_scores']) / len(performance_metrics['performance_scores']),
+                'max_performance': max(performance_metrics['performance_scores']),
+                'min_performance': min(performance_metrics['performance_scores'])
+            })
+
+        return performance_metrics
+
+    def generate_report(self) -> Dict[str, Any]:
+        """
+        Generate a comprehensive report by analyzing all log files.
+
+        Returns:
+            Dict[str, Any]: Comprehensive log analysis report
+        """
+        log_files = self.get_log_files()
+        report = {
+            'total_log_files': len(log_files),
+            'file_analyses': []
+        }
+
+        for log_file in log_files:
+            try:
+                log_entries = self.parse_log_file(log_file)
+                file_report = {
+                    'file_name': os.path.basename(log_file),
+                    'performance': self.analyze_performance(log_entries)
+                }
+                report['file_analyses'].append(file_report)
+            except Exception as e:
+                report['file_analyses'].append({
+                    'file_name': os.path.basename(log_file),
+                    'error': str(e)
+                })
+
+        return report