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

router = APIRouter()

@router.post("/sellfabric")
async def sellfabric_handler(
    fabric_name: str,
    quantity: int,
    price: float,
    seller_id: str = None
):
    """Handle fabric selling transaction"""
    if not seller_id:
        raise HTTPException(status_code=400, detail="Seller ID is required")
    
    if seller_id not in fake_users_db:
        raise HTTPException(status_code=404, detail="Seller not found")
        
    transaction_id = str(uuid.uuid4())
    
    # Simulate storing fabric transaction
    fake_users_db[seller_id]["transactions"] = fake_users_db[seller_id].get("transactions", [])
    fake_users_db[seller_id]["transactions"].append({
        "transaction_id": transaction_id,
        "fabric_name": fabric_name,
        "quantity": quantity,
        "price": price,
        "status": "pending"
    })
    
    return {
        "message": "Fabric listing created successfully",
        "transaction_id": transaction_id,
        "data": {
            "fabric_name": fabric_name,
            "quantity": quantity,
            "price": price,
            "seller_id": seller_id
        },
        "metadata": {
            "timestamp": "2024-01-01T00:00:00Z",
            "status": "pending"
        },
        "next_steps": [
            "Await buyer confirmation",
            "Prepare fabric for shipping"
        ]
    }