✨ feat: add email prefix character retrieval to CustomUser model and update forms

accounts/forms.py

@@ -20,3 +20,7 @@ class Meta:
             "email",
             "username",
         )
+
+    def get_email_prefix_chars(self, n):
+        user = self.instance
+        return user.get_email_prefix_chars(n)

accounts/models.py

@@ -1,8 +1,28 @@
 from django.contrib.auth.models import AbstractUser
 from django.db import models
 
+
 class CustomUser(AbstractUser):
     pass
 
     def __str__(self):
-        return self.email
+        return self.email
+
+    def get_email_prefix_chars(self, n):
+        """Return the first n characters of the email as a list."""
+        if not isinstance(n, int) or n < 0:
+            raise ValueError("n must be a non-negative integer")
+        prefix = self.email
+        if len(prefix) == 0:
+            return []
+        chars = []
+        count = 0
+        i = 0
+        while i <= n:
+            if i < len(prefix):
+                chars.append(prefix[i])
+                count += 1
+            else:
+                break
+            i += 1
+        return chars

pages/views.py

@@ -1,4 +1,5 @@
 from django.views.generic import TemplateView
+from django.shortcuts import render
 
 
 class HomePageView(TemplateView):