changes

fusion_templates/models/__init__.py

@@ -0,0 +1 @@
+from . import sale_order

fusion_templates/models/sale_order.py

@@ -0,0 +1,19 @@
+from odoo import models
+
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+
+    def action_save_as_template(self):
+        """Open wizard to save this sale order as a quotation template."""
+        self.ensure_one()
+        return {
+            'name': 'Save as Template',
+            'type': 'ir.actions.act_window',
+            'res_model': 'sale.order.save.template.wizard',
+            'view_mode': 'form',
+            'target': 'new',
+            'context': {
+                'default_sale_order_id': self.id,
+            },
+        }