Improvement: Display infos from placeholders not in list but as strin…

…g with commas (Wunderbyte-GmbH/moodle-mod_booking#695)

templates/mod_booking/bookingoption_description_teachers.mustache

@@ -0,0 +1,39 @@
+{{!
+    This file is part of Moodle - http://moodle.org/
+
+    Moodle is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Moodle is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+}}
+{{!
+    @template mod_booking/bookingoption_description_teachers
+
+    Classes required for JS:
+    * none
+
+    Data attributes required for JS:
+    * data-region
+
+    Example context (json):
+    {
+        "teachers": [
+            "Maxima Yoga",
+            "Teacher 1"
+        ]
+    }
+}}
+<div {{^teachers}}style="display:none"{{/teachers}}>
+    <b>{{#str}} teachers, mod_booking {{/str}}:</b>
+        {{#teachers}}
+            {{#teacherurl}}<a href="{{.}}" target="_blank">{{/teacherurl}}{{firstname}} {{lastname}}{{#teacherurl}}</a>{{/teacherurl}}{{^last}}, {{/last}}
+        {{/teachers}}
+</div>

templates/mod_booking/optiondates_with_entities.mustache

@@ -0,0 +1,59 @@
+{{!
+    This file is part of Moodle - http://moodle.org/
+
+    Moodle is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Moodle is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+}}
+{{!
+    @template mod_booking/optiondates_only
+
+    Classes required for JS:
+    * none
+
+    Data attributes required for JS:
+    * data-region
+
+    Example context (json):
+    {
+        "showsessions" : true,
+        "onesession" : false,
+        "sessions" : [
+            {
+                "key" : [
+                    {
+                        "starttime" : "3 March 2023, 10:30 AM",
+                        "endtime" : "3 March 2023, 11:45 AM"
+                    }
+                ]
+            }
+        ]
+    }
+}}
+{{#showsessions}}
+    {{#dates}}
+        <div>
+            <b>{{{datestring}}}</b>
+            {{#entitylink}}
+                <span class="entity-for-optiondate-area">, {{{.}}}
+                </span>
+            {{/entitylink}}
+        </div>
+        <div {{^customfields}}style="display:none"{{/customfields}}>
+            {{#customfields}}
+                <div>
+                    {{name}}{{{value}}}
+                </div>
+            {{/customfields}}
+        </div>
+    {{/dates}}
+{{/showsessions}}