save toggling state

src/main/resources/templates/job_offer/view_many.html

@@ -235,6 +235,25 @@
             </div>
 
             <script th:inline="text">
+                $(document).ready(function () {
+                    $('button').on('click', function () {
+                        let accordionId = $(this).attr('aria-controls');
+                        let isExpanded = $(this).attr('aria-expanded');
+                        console.log("(click) change state of "+accordionId+" to " + isExpanded);
+                        localStorage.setItem(accordionId, isExpanded);
+                    });
+
+                    $('[class="accordion__content"]').each(function () {
+                        let accordionId = $(this).attr('id');
+                        let isExpanded = localStorage.getItem(accordionId);
+                        if (isExpanded !== null) {
+                            console.log("update state of "+accordionId+" to " + isExpanded);
+                            $('tbody[id="' + accordionId + '"]').attr('aria-expanded', isExpanded);
+                            $('button[aria-controls="' + accordionId + '"]').attr('aria-expanded', isExpanded);
+                        }
+                    });
+                });
+
                 $(() => {
                     $("#program-select").change(function () {
                         let url = new URL(window.location);