worked on model file

products/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

products/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class ProductsConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'products'

products/models.py

@@ -0,0 +1,68 @@
+from django.db import models
+
+# Create your models here.
+
+class Chapter(models.Model): # chapter first hirachical element Osterosynthese
+    id = models.IntegerField(primary_key=True) #SetPrimarykey
+    title = models.CharField(max_length=100) # or name
+    icon = models.ImageField(default='fallback.png', blank=True)
+    def __str__(self):
+        return self.title
+
+class Section(models.Model):# second hirachical element # Oberarm
+    id = models.IntegerField(primary_key=True) #SetPrimarykey
+    title = models.CharField(max_length=100) # or name
+    icon = models.ImageField(default='fallback.png', blank=True)
+
+    def __str__(self):
+        return self.title
+
+class Subsection(models.Model):#Proximaler Oberarm
+    id = models.IntegerField(primary_key=True) #SetPrimarykey
+    title = models.CharField(max_length=100) # or name
+    icon = models.ImageField(default='fallback.png', blank=True)
+    def __str__(self):
+        return self.title
+
+class ProductType(models.Model): #Platte
+    id = models.IntegerField(primary_key=True) #SetPrimarykey
+    title = models.CharField(max_length=100) # or name
+    icon = models.ImageField(default='fallback.png', blank=True)
+
+class Manufacturer(models.Model):
+    id = models.IntegerField(primary_key=True) #SetPrimarykey
+    name = models.CharField(max_length=100) # or name
+    icon = models.ImageField(default='fallback.png', blank=True)
+
+class ContactPerson
+
+class Product(models.Model):
+    id = models.IntegerField(primary_key=True)
+    ProductType = models.ManyToOneRel(ProductType)
+    chaper = models.ManyToManyField(Chapter)
+    section = models.ManyToManyField(Section)
+    subsection = models.ManyToManyField(Subsection)
+
+    title = models.CharField(max_length=75)
+    name = models.CharField(max_length=75)
+
+    description = models.TextField()
+
+    slug = models.SlugField()
+    date = models.DateTimeField(auto_now_add=True)
+    banner = models.ImageField(default='fallback.png', blank=True)
+    manufacturer = models.ForeignKey(Manufacturer, on_delete=models.CASCADE, default=None) #Kritisch wenn conus medical products are linked to User.objects.get(username='root')company and compony is deleted all products are deleted.
+
+    def __str__(self):
+        return self.title
+    
+"""
+def user_directory_path(instance, filename):
+    return "user_{0}/{1}".format(instance.user.id, filename)
+
+upload_to_pattern = FilePattern(filename_pattern='PDFuploads/{app_label:.25}/{model_name:.30}/{uuid:base32}{ext}')
+class ConusFilePDF(models.Model):
+    fileName = models.CharField(max_length=32)
+    #file = models.FileField(upload_to="PDFuploads/")
+    file = models.FileField(upload_to=upload_to_pattern)
+"""   

products/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

products/views.py

@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.