Speed up navigation (#824)

* use client-side navigation

* update tests

* add setting for enabling link prefetching

* do not prefetch bookmark details

* theme progress bar

* cleanup behaviors

* update test

bookmarks/tests/test_layout.py

@@ -0,0 +1,65 @@
+from django.test import TestCase
+from django.urls import reverse
+
+from bookmarks.models import GlobalSettings
+from bookmarks.tests.helpers import BookmarkFactoryMixin
+
+
+class LayoutTestCase(TestCase, BookmarkFactoryMixin):
+
+    def setUp(self) -> None:
+        user = self.get_or_create_test_user()
+        self.client.force_login(user)
+
+    def test_nav_menu_should_respect_share_profile_setting(self):
+        self.user.profile.enable_sharing = False
+        self.user.profile.save()
+        response = self.client.get(reverse("bookmarks:index"))
+        html = response.content.decode()
+
+        self.assertInHTML(
+            f"""
+            <a href="{reverse('bookmarks:shared')}" class="menu-link">Shared</a>
+        """,
+            html,
+            count=0,
+        )
+
+        self.user.profile.enable_sharing = True
+        self.user.profile.save()
+        response = self.client.get(reverse("bookmarks:index"))
+        html = response.content.decode()
+
+        self.assertInHTML(
+            f"""
+            <a href="{reverse('bookmarks:shared')}" class="menu-link">Shared</a>
+        """,
+            html,
+            count=2,
+        )
+
+    def test_metadata_should_respect_prefetch_links_setting(self):
+        settings = GlobalSettings.get()
+        settings.enable_link_prefetch = False
+        settings.save()
+
+        response = self.client.get(reverse("bookmarks:index"))
+        html = response.content.decode()
+
+        self.assertInHTML(
+            '<meta name="turbo-prefetch" content="false">',
+            html,
+            count=1,
+        )
+
+        settings.enable_link_prefetch = True
+        settings.save()
+
+        response = self.client.get(reverse("bookmarks:index"))
+        html = response.content.decode()
+
+        self.assertInHTML(
+            '<meta name="turbo-prefetch" content="false">',
+            html,
+            count=0,
+        )