From 9e135560fe565c5522d8afe3bf2e5352e0f81ff8 Mon Sep 17 00:00:00 2001
From: Herculino Trotta <hello@herculino.com>
Date: Sun, 16 Aug 2026 01:40:03 -0300
Subject: [PATCH] feat(transactions): add filter preset model

---
 .../migrations/0050_filterpreset.py           | 38 +++++++++++++++++++
 app/apps/transactions/models.py               | 19 +++++++++-
 2 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 app/apps/transactions/migrations/0050_filterpreset.py

diff --git a/app/apps/transactions/migrations/0050_filterpreset.py b/app/apps/transactions/migrations/0050_filterpreset.py
new file mode 100644
index 0000000..cc8c396
--- /dev/null
+++ b/app/apps/transactions/migrations/0050_filterpreset.py
@@ -0,0 +1,38 @@
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("transactions", "0049_transactionattachment"),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="FilterPreset",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=100)),
+                ("parameters", models.JSONField(default=dict)),
+                (
+                    "owner",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="filter_presets",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={"ordering": ["name", "id"]},
+        ),
+    ]
diff --git a/app/apps/transactions/models.py b/app/apps/transactions/models.py
index 8399e3a..f462a35 100644
--- a/app/apps/transactions/models.py
+++ b/app/apps/transactions/models.py
@@ -30,12 +30,27 @@ from django.utils.translation import gettext_lazy as _
 
 logger = logging.getLogger()
 
-
 transaction_created = Signal()
 transaction_updated = Signal()
 transaction_deleted = Signal()
 
 
+class FilterPreset(models.Model):
+    owner = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        on_delete=models.CASCADE,
+        related_name="filter_presets",
+    )
+    name = models.CharField(max_length=100)
+    parameters = models.JSONField(default=dict)
+
+    class Meta:
+        ordering = ["name", "id"]
+
+    def __str__(self):
+        return self.name
+
+
 def transaction_attachment_path(instance, filename):
     extension = Path(filename).suffix
     return f"transaction_attachments/{instance.transaction_id}/{instance.id}{extension}"
@@ -535,6 +550,7 @@ class Transaction(OwnedObject):
 
         return new_obj
 
+
 class TransactionAttachment(models.Model):
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     transaction = models.ForeignKey(
@@ -590,6 +606,7 @@ def delete_transaction_attachment_file(sender, instance, **kwargs):
     if storage.exists(instance.file.name):
         storage.delete(instance.file.name)
 
+
 class InstallmentPlan(models.Model):
     class Recurrence(models.TextChoices):
         YEARLY = "yearly", _("Yearly")