from fastapi import APIRouter, Depends, HTTPException
from core.database import fake_users_db
import uuid

router = APIRouter()

@router.post("/signup")
async def signup_handler(
    username: str,
    email: str,
    password: str
):
    """Create new user account"""
    if username in fake_users_db:
        raise HTTPException(status_code=400, detail="Username already exists")
    
    if not email or '@' not in email:
        raise HTTPException(status_code=400, detail="Invalid email format")
        
    if len(password) < 8:
        raise HTTPException(status_code=400, detail="Password must be at least 8 characters")
    
    user_id = str(uuid.uuid4())
    fake_users_db[username] = {
        "id": user_id,
        "email": email,
        "password": password,
        "disabled": False,
        "created_at": str(uuid.uuid1())
    }
    
    return {
        "message": "User created successfully",
        "user_id": user_id,
        "username": username,
        "next_steps": [
            "Verify your email address",
            "Complete your profile",
            "Set up two-factor authentication"
        ],
        "metadata": {
            "account_status": "pending_verification",
            "created_timestamp": fake_users_db[username]["created_at"]
        }
    }