[FIX] website_sale_slides: hide gained access message if no course

Purpose
=======
Hide and rephrase "You have gained access to the following course(s):"
message if the product is not a course when website_sale_slides is
installed.

Task-2737404

closes odoo/odoo#84197

X-original-commit: 91eaa2cdc1a546e5358e19918fdc0ba1a7f498b2
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>

addons/website_sale_slides/i18n/website_sale_slides.pot

@@ -144,6 +144,11 @@ msgstr ""
 msgid "On payment"
 msgstr ""
 
+#. module: website_sale_slides
+#: model_terms:ir.ui.view,arch_db:website_sale_slides.course_purchased_confirmation_message
+msgid "Once your order is paid & confirmed, you will gain access to:"
+msgstr ""
+
 #. module: website_sale_slides
 #: model_terms:ir.ui.view,arch_db:website_sale_slides.course_slides_list_slide
 msgid "Preview"

addons/website_sale_slides/views/website_sale_templates.xml

@@ -3,13 +3,16 @@
 
 <template id="website_sale_confirmation_slide" inherit_id="website_sale.confirmation">
     <xpath expr="//div[@id='oe_structure_website_sale_confirmation_2']" position="after">
-        <t t-call="website_sale_slides.course_purchased_confirmation_message"/>
+        <t t-if="any(product.detailed_type == 'course' for product in order.order_line.product_id)" t-call="website_sale_slides.course_purchased_confirmation_message"/>
     </xpath>
 </template>
 
 <template id="course_purchased_confirmation_message">
     <div>
-        <h4>You have gained access to the following course(s):</h4>
+        <h4>
+            <t t-if="order.state == 'sale'">You have gained access to the following course(s):</t>
+            <t t-else="">Once your order is paid &amp; confirmed, you will gain access to:</t>
+        </h4>
     </div>
     <div class="mt-2">
         <t t-foreach="order.order_line" t-as="line">