"""
maintenance.py - System Health & Maintenance (v55)

Provides health check endpoints and system status reporting.
Used by L4 tools and external monitoring dashboards.
"""

import sys
import platform
import time


def health_check() -> dict:
    """
    Perform a comprehensive system health check.
    Returns a dictionary with status metrics.
    """
    status = {
        "status": "GREEN",
        "timestamp": time.time(),
        "version": "v55.0-FEDERATION",
        "system": {
            "platform": platform.system(),
            "python": sys.version.split()[0],
            "api_version": "v1",
        },
        "components": {"mcp_server": "active", "validators": "unknown"},
    }

    # Verify we can import core modules
    try:
        from codebase.mcp.core.validators import ConstitutionValidator

        status["components"]["validators"] = "active"
    except ImportError:
        status["components"]["validators"] = "failed"
        status["status"] = "RED"

    return status


def bridge_check() -> bool:
    """
    Verify the bridge shim is functional.
    """
    try:
        from codebase.mcp.bridge import BridgeRouter

        return True
    except ImportError:
        return False
