user preference fixes and improvements

cookbook/admin.py

@@ -3,7 +3,7 @@
 
 
 class UserPreferenceAdmin(admin.ModelAdmin):
-    list_display = ('name', 'theme', 'nav_color')
+    list_display = ('name', 'theme', 'nav_color', 'default_page', 'search_style')
 
     @staticmethod
     def name(obj):

cookbook/migrations/0040_auto_20200502_1433.py

@@ -0,0 +1,22 @@
+# Generated by Django 3.0.5 on 2020-05-02 12:33
+
+import annoying.fields
+from django.conf import settings
+from django.db import migrations
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cookbook', '0039_recipebook_shared'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='userpreference',
+            name='user',
+            field=annoying.fields.AutoOneToOneField(on_delete=django.db.models.deletion.CASCADE, primary_key=True, serialize=False, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

cookbook/models.py

@@ -1,5 +1,6 @@
 import re
 
+from annoying.fields import AutoOneToOneField
 from django.contrib import auth
 from django.contrib.auth.models import User
 from django.utils.translation import gettext as _
@@ -54,15 +55,15 @@ class UserPreference(models.Model):
 
     SEARCH_STYLE = ((SMALL, _('Small')), (LARGE, _('Large')),)
 
-    user = models.OneToOneField(User, on_delete=models.CASCADE, primary_key=True)
+    user = AutoOneToOneField(User, on_delete=models.CASCADE, primary_key=True)
     theme = models.CharField(choices=THEMES, max_length=128, default=FLATLY)
     nav_color = models.CharField(choices=COLORS, max_length=128, default=PRIMARY)
     default_unit = models.CharField(max_length=32, default='g')
     default_page = models.CharField(choices=PAGES, max_length=64, default=SEARCH)
     search_style = models.CharField(choices=SEARCH_STYLE, max_length=64, default=LARGE)
 
     def __str__(self):
-        return self.user
+        return str(self.user)
 
 
 class Storage(models.Model):

cookbook/templatetags/theming_tags.py

@@ -8,41 +8,38 @@
 
 @register.simple_tag
 def theme_url(request):
-    try:
-        themes = {
-            UserPreference.BOOTSTRAP: 'themes/bootstrap.min.css',
-            UserPreference.FLATLY: 'themes/flatly.min.css',
-            UserPreference.DARKLY: 'themes/darkly.min.css',
-            UserPreference.SUPERHERO: 'themes/superhero.min.css',
-        }
-        if request.user.userpreference.theme in themes:
-            return static(themes[request.user.userpreference.theme])
-        else:
-            raise AttributeError
-    except AttributeError:
+    if not request.user.is_authenticated:
         return static('themes/flatly.min.css')
+    themes = {
+        UserPreference.BOOTSTRAP: 'themes/bootstrap.min.css',
+        UserPreference.FLATLY: 'themes/flatly.min.css',
+        UserPreference.DARKLY: 'themes/darkly.min.css',
+        UserPreference.SUPERHERO: 'themes/superhero.min.css',
+    }
+    if request.user.userpreference.theme in themes:
+        return static(themes[request.user.userpreference.theme])
+    else:
+        raise AttributeError
 
 
 @register.simple_tag
 def nav_color(request):
-    try:
-        return request.user.userpreference.nav_color
-    except AttributeError:
+    if not request.user.is_authenticated:
         return 'primary'
+    return request.user.userpreference.nav_color
 
 
 @register.simple_tag
 def tabulator_theme_url(request):
-    try:
-        themes = {
-            UserPreference.BOOTSTRAP: 'tabulator/tabulator_bootstrap4.min.css',
-            UserPreference.FLATLY: 'tabulator/tabulator_bootstrap4.min.css',
-            UserPreference.DARKLY: 'tabulator/tabulator_site.min.css',
-            UserPreference.SUPERHERO: 'tabulator/tabulator_site.min.css',
-        }
-        if request.user.userpreference.theme in themes:
-            return static(themes[request.user.userpreference.theme])
-        else:
-            raise AttributeError
-    except AttributeError:
+    if not request.user.is_authenticated:
         return static('tabulator/tabulator_bootstrap4.min.css')
+    themes = {
+        UserPreference.BOOTSTRAP: 'tabulator/tabulator_bootstrap4.min.css',
+        UserPreference.FLATLY: 'tabulator/tabulator_bootstrap4.min.css',
+        UserPreference.DARKLY: 'tabulator/tabulator_site.min.css',
+        UserPreference.SUPERHERO: 'tabulator/tabulator_site.min.css',
+    }
+    if request.user.userpreference.theme in themes:
+        return static(themes[request.user.userpreference.theme])
+    else:
+        raise AttributeError

cookbook/views/views.py

@@ -179,10 +179,7 @@ def shopping_list(request):
 
 @group_required('guest')
 def settings(request):
-    try:
-        up = request.user.userpreference
-    except UserPreference.DoesNotExist:
-        up = None
+    up = request.user.userpreference
 
     user_name_form = UserNameForm(instance=request.user)
     password_form = PasswordChangeForm(request.user)

requirements.txt

@@ -7,6 +7,7 @@ djangorestframework
 django-autocomplete-light
 django-emoji-picker
 django-cleanup
+django-annoying
 bleach
 bleach-whitelist
 six