[FIX] pos_coupon: translate fallback

Translatable expressions need to be in an xml tag, not inline

X-original-commit: 65584e569fdf59978c0579de9936fc15a90956e1
Part-of: odoo/odoo#78259

addons/pos_coupon/i18n/pos_coupon.pot

@@ -6,8 +6,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Odoo Server 15.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-10-05 10:53+0000\n"
-"PO-Revision-Date: 2021-10-05 10:53+0000\n"
+"POT-Creation-Date: 2021-10-08 06:19+0000\n"
+"PO-Revision-Date: 2021-10-08 06:19+0000\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "MIME-Version: 1.0\n"
@@ -442,3 +442,10 @@ msgstr ""
 #: model:mail.template,name:pos_coupon.mail_coupon_template
 msgid "[POS] Coupon: Send by Email"
 msgstr ""
+
+#. module: pos_coupon
+#. openerp-web
+#: code:addons/pos_coupon/static/src/xml/OrderReceipt.xml:0
+#, python-format
+msgid "no expiration"
+msgstr ""

addons/pos_coupon/static/src/xml/OrderReceipt.xml

@@ -17,7 +17,12 @@
                             </div>
                             <div>
                                 <span>Valid until: </span> 
-                                <t t-esc="coupon_info['expiration_date'] ? coupon_info['expiration_date'] : 'no expiration'"/>
+                                <t t-if="coupon_info['expiration_date']">
+                                    <t t-esc="coupon_info['expiration_date']"/>
+                                </t>
+                                <t t-else="">
+                                    no expiration
+                                </t>
                             </div>
                             <div>
                                 <img t-att-src="'/report/barcode/Code128/'+coupon_info['code']" style="width:200px;height:50px" alt="Barcode"/>