pedidos-express/routes/orders.py

import time
from logging import getLogger
from threading import Thread
from uuid import uuid4

from fastapi import HTTPException, APIRouter, Depends
from fastapi.responses import JSONResponse

from fudo import fudo
from models.sales import ItemWeb, OrderWeb
from models.items import Item, Order
from models.user import User
from services.fudo_service import add_product_to_fudo
from services.email_service import get_email_sender
import services.print_service as ps
from services.data_service import DataServiceFactory
from config.mails import PRINTER_DISCONNECTED_MAIL
from config.messages import ErrorResponse, SuccessResponse, UserResponse
from config.settings import DEVELOPMENT
from auth.security import get_current_user

logger = getLogger(__name__)

# Data services initialization
user_data_service = DataServiceFactory.get_user_service()
product_data_service = DataServiceFactory.get_product_service()
sale_data_service = DataServiceFactory.get_sales_service()

# Global variables
printer_orders = []
order_router = APIRouter()
name_promo = "Shop"

@order_router.post("/send")
async def printer_order(order: OrderWeb, current_user: User = Depends(get_current_user)):
    """Process printer order"""
    logger.info(f"Printer order received from user {current_user.email} for table {order.table}")
    
    
    # Printer status validation
    if not DEVELOPMENT:
        try:
            printer_status = ps.get_status()
            if not printer_status:
                logger.error(f"Printer is not connected. Order from user {current_user.email} cannot be processed.")
       
                
                # Send notification email to admins
                email_thread = Thread(
                    target=get_email_sender().send_email,
                    args=(
                        PRINTER_DISCONNECTED_MAIL["subject"], 
                        PRINTER_DISCONNECTED_MAIL["body"], 
                        ["erwinjacimino2003@gmail.com", "mompyn@gmail.com"]
                    ),
                    daemon=True
                )
                email_thread.start()
                
                
                return JSONResponse(status_code=424, content={"message": ErrorResponse.PRINTER_DISCONNECTED})
                
        except Exception as e:
            logger.error(f"Error checking printer status: {e}")
            return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})

    # Extract order data
    items = order.items
    table = order.table

    # Input validation
    if not items or not table:
        logger.warning(f"Invalid order data from user {current_user.email}: missing items or table")
        return JSONResponse(status_code=400, content={"message": ErrorResponse.MISSING_FIELDS})

    if not isinstance(table, int):
        logger.warning(f"Invalid table type from user {current_user.email}: {type(table)}")
       
        return JSONResponse(status_code=400, content={"message": ErrorResponse.INVALID_TABLE_TYPE})

    logger.info(f"Processing order for table {table} with {len(items)} items")

    # Add products to Fudo
    product_errors = []

    # Get products data
    try:
        products = product_data_service.get_products([item.id for item in items])
        logger.info(f"Retrieved {len(products)} products from database")
        
        
    except Exception as e:
        error_msg = f"Error retrieving products: {e}"
        logger.error(error_msg)
        return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})

    beers_for_promo = 0
    
    try:
        fudo.get_token()
        logger.info("Fudo token obtained successfully")
        
        for item, product in zip(items, products):
            try:
                # Si es dia de promo
                if time.localtime().tm_wday + 1 == product.promo_day and product.promo_id:
                    logger.info(f"Applying promotion for product {product.id} on table {table}")
                    fudo_product = add_product_to_fudo(product.promo_id, item.quantity, table)
                    
                #en caso contrario
                else:
                    if product.type == name_promo:
                        beers_for_promo += item.quantity
                        logger.debug(f"Added {item.quantity} beers for promotion calculation")
                    
                    fudo_product = add_product_to_fudo(item.id, item.quantity, table)
                    
                    logger.info(f"Added product {item.id} to table {table} with quantity {item.quantity} in fudo")
                
                if not fudo_product:
                    error_msg = f"Error adding product {item.id} to table {table}."
                    product_errors.append(error_msg)
                    logger.error(error_msg)
                   
                    
            except Exception as e:
                error_msg = f"Error processing product {item.id}: {e}"
                logger.error(error_msg)
                product_errors.append(error_msg)
                
                
    except Exception as e:
        error_msg = f"Error with Fudo integration: {e}"
        logger.error(error_msg)
        
        return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})

    if product_errors:
        logger.error(f"Product errors occurred: {product_errors}")
        
        return JSONResponse(
            status_code=424, 
            content={"message": ErrorResponse.PRODUCT_ADD_ERROR, "errors": product_errors}
        )

    # User validation
    try:
        user = user_data_service.get_by_id(order.customerId)
        if not user:
            logger.warning(f"User not found: {order.customerId}")
            
            return JSONResponse(status_code=404, content={"message": UserResponse.USER_NOT_FOUND.format(user_id=order.customerId)})
        
        logger.info(f"Order customer validated: {user.email}")
        
        
    except Exception as e:
        error_msg = f"Error validating user {order.customerId}: {e}"
        logger.error(error_msg)
        
        return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})
    
    # Get active sale
    try:
        active_sale_id = fudo.get_active_sale(fudo.get_table(table))
        if not active_sale_id:
            error_msg = f"No active sale found for table {table}"
            logger.error(error_msg)
            
            raise HTTPException(status_code=404, detail=error_msg)
            
        active_sale_id = active_sale_id['id']
        logger.info(f"Active sale found for table {table}: {active_sale_id}")
        
        
    except HTTPException:
        raise
    except Exception as e:
        error_msg = f"Error retrieving active sale for table {table}: {e}"
        logger.error(error_msg)
        
        raise HTTPException(status_code=500, detail="Error interno del servidor")

    # Update user reward progress
    try:
        new_progress = user.reward_progress + beers_for_promo * 10
        user_data_service.set_reward_progress(user.id, new_progress)
        
        logger.info(f"Updated reward progress for user {user.email}: {user.reward_progress} -> {new_progress}")
        
        
    except Exception as e:
        error_msg = f"Error updating reward progress for user {user.id}: {e}"
        logger.error(error_msg)
        # Don't fail the order for this, just log it
        new_progress = user.reward_progress

    # Create sale record
    try:
        sale = sale_data_service.create(
            order.customerId,
            active_sale_id or uuid4().hex,
            order.totalAmount,
            order.table,
            [item.id for item in items],
            [item.quantity for item in items]
        )   
        
        if sale > 0:
            logger.info(f"Sale created successfully: ID {sale}")
        else:
            error_msg = "Failed to create sale record"
            logger.error(error_msg)
            return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})
            
    except Exception as e:
        error_msg = f"Error creating sale record: {e}"
        logger.error(error_msg)
        
        return JSONResponse(status_code=500, content={"message": "Error interno del servidor"})

    # Print order
    try:
        order_for_print = Order(
            table=table,
            items=[Item(name=product.name, price=product.price or 0, quantity=item.quantity) for product, item in zip(products, items)],
            customerName=user.name,
            totalAmount=order.totalAmount,
            orderDate=order.orderDate
        )
        
        ps.print_order(order_for_print)
        
        logger.info(f"Order printed successfully for table {table}")
        
        
    except Exception as e:
        error_msg = f"Error printing order for table {table}: {e}"
        logger.error(error_msg)
        # Don't fail the order for print issues, just log it

    # Log order
    try:
        logger.info(f"Logging order for table {table} with sale ID {sale}, products= {[(product.name, item.quantity) for product, item in zip(products, items)]}")
        
    except Exception as e:
        logger.error(f"Error in legacy order logging: {e}")
        # Don't fail the order for logging issues

    logger.info(f"Order processing completed successfully for table {table}, sale ID: {sale}")
    return JSONResponse({"message": SuccessResponse.ORDER_SUCCESS, "new_progress": new_progress})