errrr

app/apps/servers/models.py

@@ -0,0 +1,43 @@
+from __future__ import annotations
+
+from django.core.validators import RegexValidator
+from django.db import models
+from django.utils.text import slugify
+
+
+hostname_validator = RegexValidator(
+    regex=r"^(?=.{1,253}$)(?!-)[A-Za-z0-9-]{1,63}(?<!-)(\.(?!-)[A-Za-z0-9-]{1,63}(?<!-))*\.?$",
+    message="Enter a valid hostname.",
+)
+
+
+class Server(models.Model):
+    display_name = models.CharField(max_length=128)
+    hostname = models.CharField(max_length=253, null=True, blank=True, unique=True, validators=[hostname_validator])
+    ipv4 = models.GenericIPAddressField(null=True, blank=True, protocol="IPv4", unique=True)
+    ipv6 = models.GenericIPAddressField(null=True, blank=True, protocol="IPv6", unique=True)
+    image = models.ImageField(upload_to="servers/", null=True, blank=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        ordering = ["display_name", "hostname", "ipv4", "ipv6"]
+        verbose_name = "Server"
+        verbose_name_plural = "Servers"
+
+    def __str__(self) -> str:
+        primary = self.hostname or self.ipv4 or self.ipv6 or "unassigned"
+        return f"{self.display_name} ({primary})"
+
+    @property
+    def image_url(self) -> str | None:
+        try:
+            return self.image.url if self.image else None
+        except Exception:
+            return None
+
+    @property
+    def initial(self) -> str:
+        return (self.display_name or "?").strip()[:1].upper() or "?"
+
+