[FIX] website_sale_payment_terms: fix errors in the payment process

* clear order terms if user rejects agreement
* set payment transaction amount to amount_due_today
* fix bad view inheritance spec
* fix default selected term when partner_term is not in website_terms
* do not render payment bypass form if amount_total is 0

H5924

website_sale_payment_terms/controllers/main.py

@@ -51,9 +51,7 @@ class WebsiteSalePaymentTerms(WebsiteSaleDelivery):
     def reject_term_agreement(self, **kw):
         order = request.website.sale_get_order()
         if order:
-            partner = request.env.user.partner_id
-            order.write({'payment_term_id': request.website.sale_get_payment_term(partner),
-                         'require_payment': True})
+            order.payment_term_id = False
         return request.redirect('/shop/cart')
 
     # Confirm order without taking payment

website_sale_payment_terms/models/__init__.py

@@ -2,4 +2,5 @@ from . import account
 from . import payment
 from . import res_config
 from . import sale
+from . import sale_patch
 from . import website

website_sale_payment_terms/models/payment.py

@@ -1,4 +1,6 @@
 from odoo import models, _
+import logging
+_logger = logging.getLogger(__name__)
 
 
 class PaymentTransaction(models.Model):
@@ -15,7 +17,30 @@ class PaymentTransaction(models.Model):
         self._log_payment_transaction_sent()
         return self.acquirer_id.with_context(submit_class='btn btn-primary', submit_txt=submit_txt or _('Pay Now')).sudo().render(
             self.reference,
-            order.amount_total_deposit or order.amount_total,
+            order.amount_due_today,
             order.pricelist_id.currency_id.id,
             values=values,
         )
+
+    # Override to confirm payments totaling the amount_due_today
+    def _check_amount_and_confirm_order(self):
+        self.ensure_one()
+        for order in self.sale_order_ids.filtered(lambda so: so.state in ('draft', 'sent')):
+            amount = order.amount_due_today
+            if order.currency_id.compare_amounts(self.amount, amount) == 0:
+                order.with_context(send_email=True).action_confirm()
+            else:
+                _logger.warning(
+                    '<%s> transaction AMOUNT MISMATCH for order %s (ID %s): expected %r, got %r',
+                    self.acquirer_id.provider, order.name, order.id,
+                    amount, self.amount,
+                )
+                order.message_post(
+                    subject=_("Amount Mismatch (%s)") % self.acquirer_id.provider,
+                    body=_(
+                        "The order was not confirmed despite response from the acquirer (%s): order total is %r but acquirer replied with %r.") % (
+                             self.acquirer_id.provider,
+                             amount,
+                             self.amount,
+                         )
+                )

website_sale_payment_terms/models/sale_patch.py

@@ -0,0 +1,86 @@
+from odoo.exceptions import ValidationError
+from odoo.addons.sale.models.sale import SaleOrder
+
+
+def _create_payment_transaction(self, vals):
+    # Code copied from sale_payment_deposit to use order.amount_due_today
+    #
+    # This is a copy job from odoo.addons.sale.models.sale due to the closed nature of the vals.update(dict) call
+    # Ultimately, only the 'vals.update' with the new amount is really used.
+    '''Similar to self.env['payment.transaction'].create(vals) but the values are filled with the
+    current sales orders fields (e.g. the partner or the currency).
+    :param vals: The values to create a new payment.transaction.
+    :return: The newly created payment.transaction record.
+    '''
+    # Ensure the currencies are the same.
+
+    # extract variable for use later.
+    sale = self[0]
+
+    currency = sale.pricelist_id.currency_id
+    if any([so.pricelist_id.currency_id != currency for so in self]):
+        raise ValidationError(_('A transaction can\'t be linked to sales orders having different currencies.'))
+
+    # Ensure the partner are the same.
+    partner = sale.partner_id
+    if any([so.partner_id != partner for so in self]):
+        raise ValidationError(_('A transaction can\'t be linked to sales orders having different partners.'))
+
+    # Try to retrieve the acquirer. However, fallback to the token's acquirer.
+    acquirer_id = vals.get('acquirer_id')
+    acquirer = False
+    payment_token_id = vals.get('payment_token_id')
+
+    if payment_token_id:
+        payment_token = self.env['payment.token'].sudo().browse(payment_token_id)
+
+        # Check payment_token/acquirer matching or take the acquirer from token
+        if acquirer_id:
+            acquirer = self.env['payment.acquirer'].browse(acquirer_id)
+            if payment_token and payment_token.acquirer_id != acquirer:
+                raise ValidationError(_('Invalid token found! Token acquirer %s != %s') % (
+                payment_token.acquirer_id.name, acquirer.name))
+            if payment_token and payment_token.partner_id != partner:
+                raise ValidationError(_('Invalid token found! Token partner %s != %s') % (
+                payment_token.partner.name, partner.name))
+        else:
+            acquirer = payment_token.acquirer_id
+
+    # Check an acquirer is there.
+    if not acquirer_id and not acquirer:
+        raise ValidationError(_('A payment acquirer is required to create a transaction.'))
+
+    if not acquirer:
+        acquirer = self.env['payment.acquirer'].browse(acquirer_id)
+
+    # Check a journal is set on acquirer.
+    if not acquirer.journal_id:
+        raise ValidationError(_('A journal must be specified of the acquirer %s.' % acquirer.name))
+
+    if not acquirer_id and acquirer:
+        vals['acquirer_id'] = acquirer.id
+
+    # Override for Deposit
+    amount = sum(self.mapped('amount_total'))
+    # This is a patch, all databases will run this code even if this field doesn't exist.
+    if hasattr(sale, 'amount_due_today'):
+        amount = sum(self.mapped('amount_due_today'))
+
+    vals.update({
+        'amount': amount,
+        'currency_id': currency.id,
+        'partner_id': partner.id,
+        'sale_order_ids': [(6, 0, self.ids)],
+    })
+
+    transaction = self.env['payment.transaction'].create(vals)
+
+    # Process directly if payment_token
+    if transaction.payment_token_id:
+        transaction.s2s_do_transaction()
+
+    return transaction
+
+
+# Patch core implementation.
+SaleOrder._create_payment_transaction = _create_payment_transaction

website_sale_payment_terms/views/account_views.xml

@@ -4,12 +4,10 @@
     <record id="view_payment_term_form" model="ir.ui.view">
         <field name="name">view.payment.term.form.inherit.website</field>
         <field name="model">account.payment.term</field>
-        <field name="inherit_id" ref="account.view_payment_term_form"/>
+        <field name="inherit_id" ref="sale_payment_deposit.view_payment_term_form_inherit"/>
         <field name="arch" type="xml">
-            <xpath expr="//field[@name='note']" position="before">
-                <group>
-                    <field name="allow_in_website_sale"/>
-                </group>
+            <xpath expr="//field[@name='deposit_flat']" position="after">
+                <field name="allow_in_website_sale"/>
             </xpath>
         </field>
     </record>

website_sale_payment_terms/views/website_templates.xml

@@ -13,7 +13,7 @@
                        t-att-data-deposit-flat="partner_term.deposit_flat or '0'"
                        name="payment_term_id"
                        t-att-id="'payment_term_%i' % partner_term.id"
-                       t-att-checked="term == selected_term"
+                       t-att-checked="partner_term == selected_term"
                    type="radio"/>
                 <label t-att-for="'payment_term_%i' % partner_term.id"
                        t-field="partner_term.name"
@@ -57,7 +57,7 @@
         </xpath>
         <xpath expr="//div[@id='payment_method']" position="after">
             <!-- Bypass Validation for users with 0 deposit payment terms -->
-            <div class="mt-3" t-att-style="'display: none;' if website_sale_order.amount_due_today else 'display: block;'" id="non_payment_method">
+            <div class="mt-3" t-if="website_sale_order.amount_total" t-att-style="'display: none;' if website_sale_order.amount_due_today else 'display: block;'" id="non_payment_method">
                 <div class="float-left mt-2">
                     <a role="button" href="/shop/cart" class="btn btn-secondary">
                         <i class="fa fa-chevron-left"/>