small fixes on sale_show_transaction views

sale_show_transaction/views/sale_order_view.xml

@@ -5,9 +5,9 @@
         <field name="model">sale.order</field>
         <field name="inherit_id" ref="sale.view_order_form" />
         <field name="arch" type="xml">
-            <field name="note" position="after">
+            <xpath expr="//group[@name='note_group']/group/field[@name='note']" position="after">
-                <separator string="Transaction" colspan="4"/>
+                <separator string="Transaction" colspan="4" attrs="{'invisible': [('transaction_ids', '=', [])]} "/>
-                <field name="transaction_ids" nolabel="1" colspan="4">
+                <field name="transaction_ids" nolabel="1" colspan="4" attrs="{'invisible': [('transaction_ids', '=', [])]}">
                     <tree
                         decoration-danger="state in ('error', 'cancel')"
                         decoration-success="state == 'done'"
@@ -19,7 +19,7 @@
                         <field name="state"/>
                     </tree>
                 </field>
-            </field>
+            </xpath>
         </field>
     </record>
 
@@ -28,7 +28,7 @@
         <field name="inherit_id" ref="sale.view_order_tree" />
         <field name="arch" type="xml">
             <field name="state" position="after">
-                <field name="main_acquirer_id"/>
+                <field name="main_acquirer_id" optional="hide" />
             </field>
         </field>
     </record>
@@ -38,7 +38,7 @@
         <field name="inherit_id" ref="sale.view_quotation_tree" />
         <field name="arch" type="xml">
             <field name="currency_id" position="after">
-                <field name="main_acquirer_id"/>
+                <field name="main_acquirer_id" optional="hide" />
             </field>
         </field>
     </record>