first model draft

src/django_stockfin_db/models.py

@@ -1,3 +1,29 @@
-from django.db import models
+from django.db.models import Model, CharField, ForeignKey, TextChoices, PROTECT
+from django.utils.translation import gettext_lazy as _
 
-# Create your models here.
+
+class FinancialPosition(Model):
+
+    class FinStmt(TextChoices):
+        BS = 'BS', _("Balance Sheet")
+        IS = 'IS', _("Income Statement")
+        CF = 'CF', _("Cash Flow Statement")
+
+    financial_statement = CharField(
+        max_length=2,
+        db_index=True,
+        choices=FinStmt.choices,
+        verbose_name=_("Financial statement")
+    )
+    name = CharField(
+        max_length=255,
+        db_index=True,
+        verbose_name=_("Position name")
+    )
+    parent = ForeignKey(
+        to='self',
+        on_delete=PROTECT,
+        null=True,
+        blank=True,
+        verbose_name=_("Parent position")
+    )