import math
import requests
import os
api_token = os.getenv('FUDO_API_KEY')
api_secret = os.getenv('FUDO_API_SECRET')

def get_token():
    url = 'https://auth.fu.do/api'
    data = {
        "apiKey": api_token,
        "apiSecret": api_secret
    }
    r = requests.post(url, data=data)
    return r.json()['token']
    
def get_categorys():
    """
{
"data": [
{
"id": "1",
"type": "ProductCategory",
"attributes": {
"enableOnlineMenu": true,
"name": "Drinks",
"preparationTime": 0,
"position": 50
},
"relationships": {
"kitchen": {
"data": {
"id": "1",
"type": "Kitchen"
}
},
"parentCategory": {
"data": {
"id": "1",
"type": "ProductCategory"
}
}
}
}
]
}"""
    token = get_token()
    url = 'https://api.fu.do/v1alpha1/product-categories'
    headers = {
        'Authorization': 'Bearer ' + token
    }
    r = requests.get(url, headers=headers)
    return r.json()

def get_product(id_category:int):
    """
        Response Example:
                [{
            'type': 'Product',
            'id': '206',
            'attributes': {
                'active': True,
                'code': None,
                'cost': 364.0,
                'description': '',
                'enableOnlineMenu': None,
                'enableQrMenu': None,
                'favourite': False,
                'imageUrl': None,
                'name': 'Pollo 70 g',
                'position': 28800000,
                'preparationTime': None,
                'price': 1500.0,
                'sellAlone': True,
                'stock': None,
                'stockControl': False
            },
            'relationships': {'kitchen': {'data': {'type': 'Kitchen', 'id': '4'}}, 'productCategory': {'data': {'type': 'ProductCategory', 'id': '28'}}, 'productModifiersGroups': {'data': []}, 'productProportions': {'data': []}}
        }]
    """
    url = 'https://api.fu.do/v1alpha1/products/{}'.format(id_category)
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    r = requests.get(url, headers=headers)
    return r.json()

def get_products():
    """
        Response Example:{
            'type': 'Product',
            'id': '206',
            'attributes': {
                'active': True,
                'code': None,
                'cost': 364.0,
                'description': '',
                'enableOnlineMenu': None,
                'enableQrMenu': None,
                'favourite': False,
                'imageUrl': None,
                'name': 'Pollo 70 g',
                'position': 28800000,
                'preparationTime': None,
                'price': 1500.0,
                'sellAlone': True,
                'stock': None,
                'stockControl': False
            },
            'relationships': {'kitchen': {'data': {'type': 'Kitchen', 'id': '4'}}, 'productCategory': {'data': {'type': 'ProductCategory', 'id': '28'}}, 'productModifiersGroups': {'data': []}, 'productProportions': {'data': []}}
        }
    """
    url = 'https://api.fu.do/v1alpha1/products'
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    r = requests.get(url, headers=headers)
    return list(filter(lambda x: x['relationships']['productCategory']['data']['id'] == '1', r.json()['data']))

def get_table(number:int):
    n_per_page = 10
    page = math.ceil(number / n_per_page)
    url = 'https://api.fu.do/v1alpha1/tables?page[number]={}&page[size]={}&include=activeSales&sort=number'.format(page, n_per_page)
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    r = requests.get(url, headers=headers)
    if r.status_code != 200:
        print('Error al obtener tablas:' + str(r.json()['errors']))
        return None
    try:
        return list(filter(lambda x: x['attributes']['number'] == number, r.json()['data']))[0]
    except:
        print('Error al obtener tabla')
        print(r.json())
        return None

def get_sale(sale_id:int):

    url = 'https://api.fu.do/v1alpha1/sales/{}'.format(sale_id)
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    r = requests.get(url, headers=headers)
    if r.status_code != 200:
        print('Error al obtener tablas:' + str(r.json()['errors']))
        return None
    return r.json()

def create_sale(table_id:int):
    url = 'https://api.fu.do/v1alpha1/sales'
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    data = {
        "data": {
            "type": "Sale",
            "attributes": {
                "people": 1,
                "saleType": "EAT-IN",
                "comment": "Pedido desde la app pedidos express"
            },
            "relationships": {
                "table": {
                    "data": {
                        "id": str(table_id),
                        "type": "Table"
                    }
                },
                "waiter": {
                    "data": {
                        "type": "User",
                        "id": "76"
                    }
                }
            }
        }
    }
    r = requests.post(url, headers=headers, json=data)
    if r.status_code != 201:
        print('Error al crear la venta:', r.json())
        return None
    return r.json()["data"]

def create_item(product_id:int, quantity:int, sale_id:int, comment = None):
    url = 'https://api.fu.do/v1alpha1/items'
    token = get_token()
    headers = {
        'Authorization': 'Bearer ' + token
    }
    data = {
        "quantity": quantity,
        "origin": "MOBILE",  
        "comment": "[DESARROLLO NO SACAR]Pedido desde pedidos express" + (f" - {comment}" if comment else ""),
    }
    data = {
        "data":{
            "type": "Item",
            "attributes": data,
            "relationships": {
                "product": {
                    "data": {
                        "type": "Product",
                        "id": str(product_id)
                    }
                },
                "sale": {
                    "data": {
                        "type": "Sale",
                        "id": str(sale_id)
                    }
                }
            },
        }
    }
    r = requests.post(url, headers=headers, json=data)
    if r.status_code != 201:
        print(r.json())
        return None
    return r.json()["data"]

def get_active_sale(table):
    data = table['relationships']['activeSales']['data']
    if len(data) == 0:
        return None
    return data[0]

if __name__ == "__main__":
    table = get_table(107)
    if table is None:
        print('No se pudo obtener la mesa')
        exit()
    activeSale = get_active_sale(table)
    if not activeSale:
        print('No hay una venta activa para la mesa')
        activeSale = create_sale(table['id'])
        if activeSale is None:
            print('No se pudo crear la venta')
            exit()
    else:
        activeSale = activeSale[0]
    print('Venta activa:', activeSale['id'])


"""
Intrucciones para hacer un pedido:

1. Obtener el token de autenticación con `get_token()`.
2. obtener la mesa con `get_table(numero_de_mesa)`.
3. ver si tiene una activeSale, en caso contrario crear una con `create_sale(id_mesa)`.
4. agregar los items a la venta con `create_item(id_producto, cantidad, id_venta, comentario)`.
"""