import os
import psutil
from fastapi import APIRouter, Depends
from pydantic import BaseModel
from typing import Optional, Dict

router = APIRouter()


class SettingsUpdate(BaseModel):
    GOOGLE_CLIENT_ID: Optional[str] = None
    GOOGLE_CLIENT_SECRET: Optional[str] = None
    GITHUB_CLIENT_ID: Optional[str] = None
    GITHUB_CLIENT_SECRET: Optional[str] = None
    SLACK_CLIENT_ID: Optional[str] = None
    SLACK_CLIENT_SECRET: Optional[str] = None
    OPENAI_API_KEY: Optional[str] = None
    ANTHROPIC_API_KEY: Optional[str] = None
    BRAVE_SEARCH_KEY: Optional[str] = None
    SERPAPI_KEY: Optional[str] = None
    WEBHOOK_SECRET: Optional[str] = None


@router.get("")
async def get_settings():
    return {
        "data_dir": os.environ.get("DATA_DIR", "/data"),
        "platform_version": "1.0.0",
        "integrations_count": 18,
        "features": {
            "oauth": True,
            "api_keys": True,
            "mcp": True,
            "webhooks": True,
            "code_sandbox": True
        }
    }


@router.post("")
async def update_settings(settings: SettingsUpdate):
    return {"message": "Settings updated (would be stored in environment/storage)"}


@router.get("/health")
async def health_check():
    try:
        disk = psutil.disk_usage('/')
        mem = psutil.virtual_memory()
        
        return {
            "status": "healthy",
            "disk": {
                "total_gb": round(disk.total / (1024**3), 2),
                "used_gb": round(disk.used / (1024**3), 2),
                "percent": disk.percent
            },
            "memory": {
                "total_gb": round(mem.total / (1024**3), 2),
                "used_gb": round(mem.used / (1024**3), 2),
                "percent": mem.percent
            },
            "cpu_percent": psutil.cpu_percent()
        }
    except Exception as e:
        return {"status": "healthy", "note": str(e)}