init project tests

app/contact/models.py

@@ -1,22 +1,55 @@
 from django.db import models
 from uuid import uuid4
 
+from django.contrib.auth.models import User
+from django.core.exceptions import ValidationError
 from django.utils.translation import gettext_lazy as _
 
 
 class Contact(models.Model):
     id = models.UUIDField(primary_key=True, default=uuid4, editable=False)
-    name = models.CharField(
-        max_length=50, null=True, blank=True, verbose_name=_("Kontakt Name")
+    
+    # Required fields expected by tests (temporary nullable for migration)
+    first_name = models.CharField(
+        max_length=50, verbose_name=_("Vorname"), null=True, blank=True
+    )
+    last_name = models.CharField(
+        max_length=50, verbose_name=_("Nachname"), null=True, blank=True
+    )
+    created_by = models.ForeignKey(
+        User, on_delete=models.CASCADE, verbose_name=_("Erstellt von"),
+        null=True, blank=True
+    )
+    
+    # Optional fields expected by tests
+    email = models.EmailField(
+        max_length=50, null=True, blank=True, verbose_name=_("Email")
     )
     phone = models.CharField(
         max_length=50, null=True, blank=True, verbose_name=_("Telefon")
     )
-    email = models.CharField(
-        max_length=50, null=True, blank=True, verbose_name=_("Email")
-    )
     address = models.CharField(
-        max_length=50, null=True, blank=True, verbose_name=_("Adresse")
+        max_length=200, null=True, blank=True, verbose_name=_("Adresse")
+    )
+    city = models.CharField(
+        max_length=100, null=True, blank=True, verbose_name=_("Stadt")
+    )
+    postal_code = models.CharField(
+        max_length=50, null=True, blank=True, verbose_name=_("Postleitzahl")
+    )
+    country = models.CharField(
+        max_length=100, null=True, blank=True, verbose_name=_("Land")
+    )
+    notes = models.TextField(
+        null=True, blank=True, verbose_name=_("Notizen")
+    )
+    is_active = models.BooleanField(
+        default=True, verbose_name=_("Aktiv")
+    )
+    
+    # Keep existing fields for backwards compatibility
+    name = models.CharField(
+        max_length=50, null=True, blank=True, verbose_name=_("Kontakt Name")
     )
     comment = models.CharField(
         max_length=50, null=True, blank=True, verbose_name=_("Bemerkungen")
@@ -32,6 +65,32 @@ class Contact(models.Model):
     class Meta:
         verbose_name = _("Kontakt")
         verbose_name_plural = _("Kontakte")
+        ordering = ['last_name', 'first_name']
+
+    def __str__(self):
+        return f"{self.first_name} {self.last_name}"
+    
+    @property
+    def full_name(self):
+        """Return the contact's full name."""
+        return f"{self.first_name} {self.last_name}"
+    
+    def clean(self):
+        """Custom validation for the model."""
+        super().clean()
+        
+        # Check required fields for test compatibility
+        if not self.first_name:
+            raise ValidationError({'first_name': _('This field is required.')})
+        
+        if not self.last_name:
+            raise ValidationError({'last_name': _('This field is required.')})
+        
+        # Validate email format if provided
+        if self.email and '@' not in self.email:
+            raise ValidationError({
+                'email': _('Please enter a valid email address.')
+            })
 
 
 class ContactTag(models.Model):