feat: default account for new transactions

app/apps/users/forms.py

@@ -1,6 +1,8 @@
 from apps.common.middleware.thread_local import get_current_user
 from apps.common.widgets.crispy.submit import NoClassSubmit
+from apps.common.widgets.tom_select import TomSelect
 from apps.users.models import UserSettings
+from apps.accounts.models import Account
 from crispy_forms.bootstrap import (
     FormActions,
 )
@@ -116,6 +118,15 @@ class UserSettingsForm(forms.ModelForm):
         label=_("Number Format"),
     )
 
+    default_account = forms.ModelChoiceField(
+        queryset=Account.objects.filter(
+                is_archived=False,
+            ),
+        label=_("Default Account"),
+        widget=TomSelect(clear_button=False, group_by="group"),
+        required=False,
+    )
+
     class Meta:
         model = UserSettings
         fields = [
@@ -126,11 +137,19 @@ class UserSettingsForm(forms.ModelForm):
             "datetime_format",
             "number_format",
             "volume",
+            "default_account",
         ]
+        widgets = {
+            "default_account": TomSelect(clear_button=False, group_by="group"),
+        }
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
+        self.fields["default_account"].queryset = Account.objects.filter(
+            is_archived=False,
+        )
+
         self.helper = FormHelper()
         self.helper.form_tag = False
         self.helper.form_method = "post"
@@ -141,6 +160,7 @@ class UserSettingsForm(forms.ModelForm):
             "date_format",
             "datetime_format",
             "number_format",
+            "default_account",
             HTML('<hr class="hr my-3" />'),
             "start_page",
             HTML('<hr class="hr my-3" />'),
@@ -157,6 +177,10 @@ class UserSettingsForm(forms.ModelForm):
             "translation_link": '<a href="https://translations.herculino.com" target="_blank">translations.herculino.com</a>'
         }
 
+        self.fields["default_account"].help_text = _(
+            "Selects the account by default when creating new transactions"
+        )
+
 
 class UserUpdateForm(forms.ModelForm):
     new_password1 = forms.CharField(

app/apps/users/migrations/0024_usersettings_default_account.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.2.9 on 2026-02-15 21:35
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounts', '0016_account_untracked_by'),
+        ('users', '0023_alter_usersettings_timezone'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='usersettings',
+            name='default_account',
+            field=models.ForeignKey(blank=True, default=0, null=True, on_delete=django.db.models.deletion.SET_NULL, to='accounts.account', verbose_name='Default account'),
+        ),
+    ]

app/apps/users/models.py

@@ -510,6 +510,12 @@ class UserSettings(models.Model):
         default=StartPage.MONTHLY,
         verbose_name=_("Start page"),
     )
+    default_account = models.ForeignKey(
+        "accounts.Account", on_delete=models.SET_NULL,
+        verbose_name=_("Default account"),
+        blank=True,
+        null=True,
+    )
 
     def __str__(self):
         return f"{self.user.email}'s settings"