Adding ingredients to a preparation

apps/food/models.py

@@ -7,13 +7,6 @@ from django.utils.translation import gettext_lazy as _
 from member.models import Club
 from polymorphic.models import PolymorphicModel
 
-#################################################################
-# TO DO
-# - link allergen with one food (basic or transformed) with check
-# - check on basic food
-# - check on transformed food
-#################################################################
-
 
 class QRCode(models.Model):
     """
@@ -21,13 +14,13 @@ class QRCode(models.Model):
     """
     qr_code_number = models.PositiveIntegerField(
         verbose_name=_("QR-code number"),
+        unique=True,
     )
 
-    food_container = models.ForeignKey(
+    food_container = models.OneToOneField(
         'Food',
         on_delete=models.PROTECT,
         related_name='QR_code',
-        unique=True,
         verbose_name=_('food container'),
     )
 
@@ -77,6 +70,7 @@ class Food(PolymorphicModel):
 
     expiry_date = models.DateTimeField(
         verbose_name=_('expiry date'),
+        null=False,
     )
 
     was_eaten = models.BooleanField(
@@ -84,6 +78,11 @@ class Food(PolymorphicModel):
         verbose_name=_('was eaten'),
     )
 
+    is_ready = models.BooleanField(
+        default=False,
+        verbose_name=_('is ready'),
+    )
+
     def __str__(self):
         return self.name
 
@@ -111,7 +110,6 @@ class BasicFood(Food):
     arrival_date = models.DateTimeField(
         verbose_name=_('arrival date'),
         default=timezone.now,
-        blank=True,  # TEMPORARY
     )
 
     # label = models.ImageField(