Add FTS with sqlite

yamdl_playground/core/apps.py

@@ -0,0 +1,22 @@
+from django.apps import AppConfig
+from django.db import connections
+from django.db.models.signals import post_save
+
+class CoreConfig(AppConfig):
+    name = "yamdl_playground.core"
+
+    loaded = False
+
+    def ready(self):
+        if not self.loaded:
+            connection = connections["default"]
+
+            with connection.cursor() as cursor:
+                cursor.execute("CREATE VIRTUAL TABLE search_index USING fts5(body);")
+
+            post_save.connect(self.post_save)
+            self.loaded = True
+
+    def post_save(self, sender, instance, created, **kwargs):
+        with connections["default"].cursor() as cursor:
+            cursor.execute("INSERT INTO search_index(body, rowid) VALUES (%s, %s)", [instance.content, instance.pk])

yamdl_playground/core/views.py

@@ -1,6 +1,10 @@
 from .models import Page
 from django.http import HttpResponse
-import os
+from django.db import connections
 
 def test(request):
-    return HttpResponse(f"{Page.objects.count()} {os.getpid()}")
+    with connections["default"].cursor() as cursor:
+        cursor.execute("SELECT rowid FROM search_index WHERE search_index = %s;", ["content"])
+        row = cursor.fetchone()
+    pages = Page.objects.filter(id__in=row)
+    return HttpResponse(str(pages), content_type="text/plain")

yamdl_playground/settings.py

@@ -32,8 +32,8 @@ ALLOWED_HOSTS = []
 
 INSTALLED_APPS = [
     'django.contrib.staticfiles',
+    "yamdl_playground.core",
     "yamdl",
-    "yamdl_playground.core"
 ]
 
 MIDDLEWARE = [