Custom templates fix

app/models/custom_templates.py

@@ -0,0 +1,35 @@
+from datetime import datetime, timezone
+from app.extensions import db
+from app.models.charge import Charge
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+
+
+class CustomTemplates(db.Model):
+    __tablename__ = 'custom_templates'
+
+    id = db.Column(db.String, primary_key=True)
+    uid = db.Column(db.String, nullable=False)
+    custom_id = db.Column(db.String, nullable=False)
+    provision_name = db.Column(db.String, nullable=False)
+    added = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+
+    @classmethod
+    def get_template_by_custom_id(cls, custom_id):
+        templates = cls.query.filter_by(custom_id=str(custom_id)).all()
+
+        if not templates:
+            raise ValueError(f"Templates with Custom ID {custom_id} not found")
+        return templates
+
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "uid": self.uid,
+            "custom_id": self.product_id,
+            "provision_name": self.name,
+            "added": self.added.isoformat() if self.added else None
+        }
+
+    def __repr__(self):
+        return f'<CustomTemplates {self.id}>'