"""
╔══════════════════════════════════════════════════════════════════════════════╗
║                          UnrealMate - Security                               ║
║                                                                              ║
║  Author: gktrk363                                                            ║
║  Purpose: Security scanning and credential management                        ║
║  Created: 2026-02-06                                                         ║
╚══════════════════════════════════════════════════════════════════════════════╝

Handles security checks and secure storage.

© 2026 gktrk363 - Crafted with passion for Unreal Engine developers
"""

import os
import json
import logging
from typing import List, Dict, Optional

class SecurityScanner:
    """
    Scans for known vulnerabilities in dependencies.
    """
    def check_dependencies(self) -> List[str]:
        """
        Runs a lightweight check on installed packages.
        In production this would wrap `pip-audit` or `safety`.
        """
        logging.info("Running security scan on dependencies...")
        vulnerabilities = []
        # Mock check
        # vulnerabilities.append("requests < 2.31.0 has known vulnerability")
        return vulnerabilities

class CredentialManager:
    """
    Securely manages API keys and credentials.
    Ideally uses OS keyring, fallback to encrypted file.
    """
    def __init__(self):
        self.credentials = {}

    def get_api_key(self, service_name: str) -> Optional[str]:
        return os.environ.get(f"UNREALMATE_{service_name.upper()}_KEY")

    def set_api_key(self, service_name: str, key: str) -> None:
        # For now, warn about env var usage
        print(f"Please set UNREALMATE_{service_name.upper()}_KEY environment variable.")

class PermissionSystem:
    """
    Basic mock permission system for multi-user scenarios.
    """
    def has_permission(self, user: str, action: str) -> bool:
        # Default allow for local CLI usage
        return True
