1ST

backend/utils/logger.py

@@ -0,0 +1,58 @@
+import os
+import logging
+from logging.handlers import RotatingFileHandler
+from colorlog import ColoredFormatter
+
+def setup_logger(app):
+    """Setup application logging"""
+    
+    # Create logs directory if it doesn't exist
+    log_dir = 'logs'
+    if not os.path.exists(log_dir):
+        os.makedirs(log_dir)
+    
+    log_file = app.config.get('LOG_FILE', 'logs/app.log')
+    log_level = app.config.get('LOG_LEVEL', 'INFO')
+    
+    # Set up file handler
+    file_handler = RotatingFileHandler(
+        log_file,
+        maxBytes=10485760,  # 10MB
+        backupCount=10
+    )
+    file_handler.setLevel(getattr(logging, log_level))
+    
+    # File formatter
+    file_formatter = logging.Formatter(
+        '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
+    )
+    file_handler.setFormatter(file_formatter)
+    
+    # Console handler with colors
+    console_handler = logging.StreamHandler()
+    console_handler.setLevel(getattr(logging, log_level))
+    
+    # Console formatter with colors
+    console_formatter = ColoredFormatter(
+        '%(log_color)s%(asctime)s - %(name)s - %(levelname)s - %(message)s%(reset)s',
+        log_colors={
+            'DEBUG': 'cyan',
+            'INFO': 'green',
+            'WARNING': 'yellow',
+            'ERROR': 'red',
+            'CRITICAL': 'red,bg_white',
+        }
+    )
+    console_handler.setFormatter(console_formatter)
+    
+    # Add handlers to app logger
+    app.logger.addHandler(file_handler)
+    app.logger.addHandler(console_handler)
+    app.logger.setLevel(getattr(logging, log_level))
+    
+    # Log startup
+    app.logger.info(f"Application started in {app.config.get('ENV', 'development')} mode")
+    
+def get_logger(name):
+    """Get a logger instance"""
+    return logging.getLogger(name)