Add Duck model skeleton

booking/models.py

@@ -1,5 +1,6 @@
 from django.db import models
 from django.contrib.auth.models import User
+from django.utils import timezone
 
 class Species(models.Model):
     """Model to hold the Ducks’ species"""
@@ -26,3 +27,23 @@ class Competence(models.Model):
 
     def __str__(self):
         return self.name
+
+class Duck(models.Model):
+    """Model to hold Duck data"""
+
+    name = models.CharField(max_length = 80, null = True, blank = True)
+    color = models.CharField(max_length = 6)
+    species = models.ForeignKey(Species)
+    location = models.ForeignKey(Location)
+    donated_by = models.ForeignKey(User)
+    donated_at = models.DateTimeField(default = timezone.now)
+    adopted_by = models.ForeignKey(User, related_name = 'adopted_ducks', null = True)
+    adopted_at = models.DateTimeField(null = True)
+    on_holiday_since = models.DateTimeField(null = True)
+    on_holiday_until = models.DateTimeField(null = True)
+
+    def __str__(self):
+        if self.name == None or self.name == '':
+            return 'Unnamed :('
+
+        return self.name