prvi kod za live uporabu

backend/core/users/models.py

@@ -0,0 +1,52 @@
+from django.contrib.auth.models import AbstractUser
+from django.core.exceptions import ValidationError
+from django.db import models
+from .managers import CustomUserManager
+
+class CustomUser(AbstractUser):
+    # Email koristimo za login, pa mora biti jedinstven
+    username=None
+    email = models.EmailField(unique=True)
+
+    # ERP Specifična polja
+    is_serviser = models.BooleanField(default=False) # Razlikovanje uloga
+    is_kupac = models.BooleanField(default=False, verbose_name="Kupac")
+    is_team_member = models.BooleanField(default=False, verbose_name="Član tima")
+
+    # Dodatne informacije o servisera
+    telefon = models.CharField(max_length=20, blank=True)
+    oib = models.CharField(max_length=11, blank=True, null=True)
+    occupation = models.CharField(max_length=120, blank=True, default='', verbose_name="Zanimanje")
+    residence = models.CharField(max_length=255, blank=True, default='', verbose_name="Prebivalište")
+    work_position = models.CharField(max_length=120, blank=True, default='', verbose_name="Na radnom mjestu")
+    licence_number = models.CharField(max_length=50, blank=True, null=True, verbose_name="Broj licence")
+    is_verified = models.BooleanField(default=False, verbose_name="Verificiran profil")
+
+    # Poveznica na klijenta (ako je korisnik kupac)
+    client_profile = models.ForeignKey(
+        'crm.Client',
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name='users',      # Omogućuje pristup: klijent.users.all()
+        verbose_name="Povezani klijent"
+    )
+
+    objects = CustomUserManager()
+    # Govorimo Djangu da koristi email umjesto username-a
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = ['first_name', 'last_name']
+
+    def __str__(self):
+        return f"{self.first_name} {self.last_name} ({self.email})"
+
+    def clean(self):
+        # if self.email == "bot@erp.hr":
+        #     return # Preskoči validaciju za bota
+        super().clean()
+        if self.is_kupac and not self.client_profile:
+            raise ValidationError({'client_profile': "Korisnik koji je označen kao kupac mora imati povezan klijentski profil."})
+
+    def save(self, *args, **kwargs):
+        self.full_clean() # Prisiljava pokretanje clean() prije svakog save()
+        super().save(*args, **kwargs)