Move fields mandate_required and export_ascii from payment mode to payment method

Display chatter on payment orders
Several small usability improvements

account_banking_sepa_direct_debit/data/account_payment_method.xml

@@ -1,12 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <openerp>
-<data noupdate="0">
+<data noupdate="1">
 
 
 <record id="sepa_direct_debit" model="account.payment.method">
     <field name="name">SEPA Direct Debit for customers</field>
     <field name="code">sepa_direct_debit</field>
     <field name="payment_type">inbound</field>
+    <field name="mandate_required" eval="True"/>
     <field name="pain_version">pain.008.001.02</field>
 </record>
 

account_banking_sepa_direct_debit/demo/sepa_direct_debit_demo.xml

@@ -9,7 +9,6 @@
     <field name="bank_account_link">variable</field>
     <field name="payment_method_id" ref="sepa_direct_debit"/>
     <field name="default_journal_ids" search="[('type', 'in', ('sale', 'sale_refund'))]"/>
-    <field name="mandate_required" eval="True"/>
 </record>
 
 <record id="base.main_company" model="res.company">

account_banking_sepa_direct_debit/models/account_banking_mandate.py

@@ -16,6 +16,7 @@ logger = logging.getLogger(__name__)
 class AccountBankingMandate(models.Model):
     """SEPA Direct Debit Mandate"""
     _inherit = 'account.banking.mandate'
+    _rec_name = 'display_name'
 
     format = fields.Selection(
         selection_add=[('sepa', 'Sepa Mandate')], default='sepa')
@@ -35,6 +36,7 @@ class AccountBankingMandate(models.Model):
         ('B2B', 'Enterprise (B2B)')],
         string='Scheme', default="CORE", track_visibility='onchange')
     unique_mandate_reference = fields.Char(size=35)  # cf ISO 20022
+    display_name = fields.Char(compute='compute_display_name', store=True)
 
     @api.multi
     @api.constrains('type', 'recurrent_sequence_type')
@@ -46,6 +48,18 @@ class AccountBankingMandate(models.Model):
                     _("The recurrent mandate '%s' must have a sequence type.")
                     % mandate.unique_mandate_reference)
 
+    @api.multi
+    @api.depends('unique_mandate_reference', 'recurrent_sequence_type')
+    def compute_display_name(self):
+        for mandate in self:
+            if mandate.format == 'sepa':
+                name = '%s (%s)' % (
+                    mandate.unique_mandate_reference,
+                    mandate.recurrent_sequence_type)
+            else:
+                name = mandate.unique_mandate_reference
+            mandate.display_name = name
+
     @api.multi
     @api.onchange('partner_bank_id')
     def mandate_partner_bank_change(self):

account_banking_sepa_direct_debit/models/account_payment_order.py

@@ -62,11 +62,12 @@ class AccountPaymentOrder(models.Model):
                   "Payment Type Code supported for SEPA Direct Debit are "
                   "'pain.008.001.02', 'pain.008.001.03' and "
                   "'pain.008.001.04'.") % pain_flavor)
-        xsd_file = self.payment_mode_id.payment_method_id.get_xsd_file_path()
+        pay_method = self.payment_mode_id.payment_method_id
+        xsd_file = pay_method.get_xsd_file_path()
         gen_args = {
             'bic_xml_tag': bic_xml_tag,
             'name_maxsize': name_maxsize,
-            'convert_to_ascii': self.payment_mode_id.convert_to_ascii,
+            'convert_to_ascii': pay_method.convert_to_ascii,
             'payment_method': 'DD',
             'file_prefix': 'sdd_',
             'pain_flavor': pain_flavor,

account_banking_sepa_direct_debit/views/account_banking_mandate_view.xml

@@ -17,13 +17,13 @@
     <field name="inherit_id" ref="account_banking_mandate.view_mandate_form"/>
     <field name="arch" type="xml">
         <field name="partner_id" position="after">
+            <field name="scheme" attrs="{'invisible': [('format', '!=', 'sepa')],
+                                         'required': [('format', '=', 'sepa')]}"/>
             <field name="type" attrs="{'invisible': [('format', '!=', 'sepa')],
                                        'required': [('format', '=', 'sepa')]}"/>
             <field name="recurrent_sequence_type"
                    attrs="{'invisible': ['|', ('type', '=', 'oneoff'), ('format', '!=', 'sepa')],
                            'required': [('type', '=', 'recurrent')]}"/>
-            <field name="scheme" attrs="{'invisible': [('format', '!=', 'sepa')],
-                                         'required': [('format', '=', 'sepa')]}"/>
         </field>
     </field>
 </record>
@@ -34,8 +34,8 @@
     <field name="inherit_id" ref="account_banking_mandate.view_mandate_tree"/>
     <field name="arch" type="xml">
         <field name="unique_mandate_reference" position="after">
-            <field name="type" string="Type"/>
             <field name="scheme"/>
+            <field name="type" string="Type"/>
             <field name="recurrent_sequence_type" string="Sequence Type"/>
         </field>
     </field>