[IMP] sale_order_revision: 'New Revision' quick button on confirmed Sales Orders

Author: dreispt

sale_order_revision/models/sale_order.py

@@ -42,3 +42,10 @@ def action_view_revisions(self):
             "default_current_revision_id": self.id,
         }
         return result
+
+    def action_cancel_create_revision(self):
+        for sale in self:
+            sale.action_cancel()
+            action = sale.create_revision()
+        if len(self) == 1:
+            return action

sale_order_revision/tests/test_sale_order_revision.py

@@ -20,3 +20,9 @@ def _create_tester(self):
         with sale_form.order_line.new() as line_form:
             line_form.product_id = self.product
         return sale_form.save()
+
+    def test_action_cancel_create_revision(self):
+        sale = self._create_tester()
+        sale.action_cancel_create_revision()
+        self.assertEqual(sale.state, "cancel", "Original SO was cancelled")
+        self.assertTrue(sale.current_revision_id, "A new SO version was created")

sale_order_revision/view/sale_order.xml

@@ -23,6 +23,12 @@
                     string="New Revision of Quotation"
                     type="object"
                 />
+                <button
+                    name="action_cancel_create_revision"
+                    states="sale"
+                    string="New Revision"
+                    type="object"
+                />
             </xpath>
             <xpath expr="//button[@name='action_view_invoice']" position="after">
                 <button