adding product app

backend/product/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/product/apps.py

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+from django.apps import AppConfig
+
+
+class ProductConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'product'

backend/product/models.py

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+from django.db import models
+from django.utils.text import slugify
+
+class Product(models.Model):
+    name = models.CharField(max_length=255)
+    description = models.TextField()
+    price = models.PositiveIntegerField(default=0)
+    image = models.ImageField(upload_to='product_images/')
+    rating = models.PositiveIntegerField(default=0)
+    view = models.IntegerField(default=0, verbose_name='بازدید')
+    sell = models.IntegerField(default=0, verbose_name='فروش')
+    in_stock = models.IntegerField(default=0, verbose_name="تعداد موجود")
+    discount = models.SmallIntegerField(default=0, verbose_name='تخفیف')
+    slug = models.SlugField(max_length=50, unique=True, blank=True, null=True, allow_unicode=True,
+                            verbose_name='نام یکتا', help_text="این فیلد را خالی بگذارید")
+    link_of_metas = models.CharField(max_length=400, verbose_name='لینک استخراج متا', null=True, blank=True)
+    meta_description = models.CharField(max_length=300, blank=True, null=True, help_text='این فیلد را حتما پر کنید')
+    meta_keywords = models.CharField(max_length=300, blank=True, null=True, help_text='این فیلد را حتما پر کنید')
+    meta_rating = models.FloatField(default=5, help_text='امتیاز محصول')
+
+    def format_discount_price(self):
+        discount_price = int(self.price * (100 - self.discount) / 100)
+        formatted_num = "{:,.0f}".format(discount_price)
+        return formatted_num
+
+    def discount_price(self):
+        discount_price = int(self.price * (100 - self.discount) / 100)
+        return discount_price
+
+    def format_price(self):
+        price = self.price
+        formatted_num = "{:,.0f}".format(price)
+        return formatted_num
+
+    def __str__(self):
+        return self.name
+
+    def save(self, *args, **kwargs):
+        if not self.slug:
+            self.slug = slugify(self.name, allow_unicode=True)
+        super().save(*args, **kwargs)

backend/product/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/product/views.py

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+from django.shortcuts import render
+
+# Create your views here.