add backend support for saved views

src/documents/migrations/1007_savedview_savedviewfilterrule.py

@@ -0,0 +1,37 @@
+# Generated by Django 3.1.4 on 2020-12-12 14:41
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('documents', '1006_auto_20201208_2209'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SavedView',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=128)),
+                ('show_on_dashboard', models.BooleanField()),
+                ('show_in_sidebar', models.BooleanField()),
+                ('sort_field', models.CharField(max_length=128)),
+                ('sort_reverse', models.BooleanField(default=False)),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='SavedViewFilterRule',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('rule_type', models.PositiveIntegerField(choices=[(0, 'Title contains'), (1, 'Content contains'), (2, 'ASN is'), (3, 'Correspondent is'), (4, 'Document type is'), (5, 'Is in inbox'), (6, 'Has tag'), (7, 'Has any tag'), (8, 'Created before'), (9, 'Created after'), (10, 'Created year is'), (11, 'Created month is'), (12, 'Created day is'), (13, 'Added before'), (14, 'Added after'), (15, 'Modified before'), (16, 'Modified after'), (17, 'Does not have tag')])),
+                ('value', models.CharField(max_length=128)),
+                ('saved_view', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='filter_rules', to='documents.savedview')),
+            ],
+        ),
+    ]