models.txt

from django.contrib.auth.models import AbstractUser
from django.db import models
from django.db.models.signals import post_save
from django.dispatch import receiver

# Overriding the Default Django Auth User and adding One More Field
class User(AbstractUser):
    phone = models.CharField(max_length=15,blank=True,null=True)
    gender = models.CharField(max_length=10,blank=True,null=True)
    image = models.ImageField(upload_to='user_profile',blank=True,null=True)
    session_key = models.CharField(max_length=255,blank=True,null=True)

    def __str__(self):
        return self.email

class customer(models.Model):
    name = models.CharField(max_length=50)
    email = models.EmailField(max_length=255,blank=True,null=True) # Email is optional
    address = models.CharField(max_length=100, blank=True, null=True)
    phone = models.CharField(max_length=10) # Phone No is compulasary
    gender = models.CharField(max_length=10,blank=True,null=True)
    image = models.ImageField(upload_to='profile/buyer', blank=True, null=True)
    remark = models.TextField(blank=True, null=True)

    def __str__(self):
        return self.name

##  Veg and Non-veg
class category(models.Model):
    category = models.CharField(max_length=50)
    sub_category = models.CharField(max_length=50, blank=True, null=True)

    def __str__(self):
        return str(self.category)

##  Indian | Italian | Chinese | Maxican
class cuisine(models.Model):
    name = models.CharField(max_length=50)
    sub_name = models.CharField(max_length=50, blank=True, null=True)

    def __str__(self):
        return str(self.name)

class food(models.Model):
   name = models.CharField(max_length=100)
   unit_price = models.FloatField()
   food_category = models.CharField(max_length=50,blank=True,null=True) 
   food_cuisine = models.CharField(max_length=50,blank=True,null=True)
   ingredients = models.TextField(blank=True,null=True)
   description = models.TextField(blank=True,null=True)

   def __str__(self):
       return self.name

class order(models.Model):
    invoice_id = models.CharField(max_length=10)
    order_date = models.DateTimeField()
    customer = models.ForeignKey(customer, on_delete=models.CASCADE)
    number_of_items = models.IntegerField()
    total_gst = models.FloatField()
    grand_amount = models.FloatField()
    payment_type = models.CharField(max_length=50)

class order_item(models.Model):
    order = models.ForeignKey(order, on_delete=models.CASCADE)
    food = models.ForeignKey(food, on_delete=models.CASCADE)
    quantity = models.IntegerField(blank=False,null=False)
    price = models.FloatField(blank=False,null=False)
    discount = models.FloatField(blank=False,null=False)
    discount_amount = models.FloatField(blank=False,null=False)
    total_amount = models.FloatField(blank=False,null=False)