import os
from flask import current_app
from datetime import datetime


def log_activity(user, action, details=""):
    try:
        log_file = os.path.join(current_app.root_path, "activity.log")
        timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")

        with open(log_file, "a") as f:
            f.write(
                f"Timestamp: {timestamp} | User: {user} | "
                f"Action: {action} | Details: {details}\n"
            )
    except Exception as e:
        print(f"Logging failed: {e}")