Add fullcalendar v5 (without scheduler) and use for availabilities

Add new library files to common
Add new template to load all css and scripts with one call
Use that loader in views with availabilities editors

AKModel/templates/AKModel/load_fullcalendar_availabilities.html

+{% load static %}
+{% load i18n %}
+{% get_current_language as LANGUAGE_CODE %}
+
+<link href='{% static 'common/vendor/fullcalendar/main.css' %}' rel='stylesheet'/>
+<script src='{% static 'common/vendor/fullcalendar/main.js' %}'></script>
+<script src="{% static "common/vendor/moment/moment-with-locales.js" %}"></script>
+<script src="{% static "common/js/availabilities.js" %}"></script>
+
+{% with 'common/vendor/fullcalendar/locales/'|add:LANGUAGE_CODE|add:'.js' as locale_file %}
+    {% if LANGUAGE_CODE != "en" %}
+        {# Locale 'en' is included in main.js and does not exist separately #}
+        <script src="{% static locale_file %}"></script>
+    {% endif %}
+{% endwith %}

AKModel/templates/admin/AKModel/room_change_form.html

@@ -7,8 +7,8 @@
 {% block extrahead %}
     {{ block.super }}
     {% bootstrap_javascript jquery='slim' %}
-    {% include "AKPlan/load_fullcalendar.html" %}
-    <script src="{% static "common/js/availabilities.js" %}"></script>
+    {% include "AKModel/load_fullcalendar_availabilities.html" %}
+
     <script>
         {% get_current_language as LANGUAGE_CODE %}
 

AKSubmission/templates/AKSubmission/submit_new.html

@@ -12,9 +12,7 @@
     <link rel="stylesheet" href="{% static 'common/vendor/chosen-js/chosen.css' %}">
     <link rel="stylesheet" href="{% static 'common/css/bootstrap-chosen.css' %}">
 
-    {% include "AKPlan/load_fullcalendar.html" %}
-    <script src="{% static "AKSubmission/vendor/moment/moment-with-locales.js" %}"></script>
-    <script src="{% static "common/js/availabilities.js" %}"></script>
+    {% include "AKModel/load_fullcalendar_availabilities.html" %}
 
     <script>
     {% get_current_language as LANGUAGE_CODE %}

static_common/common/vendor/fullcalendar/locales/de.js

+FullCalendar.globalLocales.push(function () {
+  'use strict';
+
+  function affix(buttonText) {
+    return buttonText === "Tag" || buttonText === "Monat" ? "r" : buttonText === "Jahr" ? "s" : "";
+  }
+  var de = {
+    code: "de",
+    week: {
+      dow: 1,
+      doy: 4
+    },
+    buttonText: {
+      prev: "Zur\xFCck",
+      next: "Vor",
+      today: "Heute",
+      year: "Jahr",
+      month: "Monat",
+      week: "Woche",
+      day: "Tag",
+      list: "Termin\xFCbersicht"
+    },
+    weekText: "KW",
+    weekTextLong: "Woche",
+    allDayText: "Ganzt\xE4gig",
+    moreLinkText: function(n) {
+      return "+ weitere " + n;
+    },
+    noEventsText: "Keine Ereignisse anzuzeigen",
+    buttonHints: {
+      prev: function(buttonText) {
+        return "Vorherige".concat(affix(buttonText), " ").concat(buttonText);
+      },
+      next: function(buttonText) {
+        return "N\xE4chste".concat(affix(buttonText), " ").concat(buttonText);
+      },
+      today: function(buttonText) {
+        if (buttonText === "Tag") {
+          return "Heute";
+        }
+        return "Diese".concat(affix(buttonText), " ").concat(buttonText);
+      }
+    },
+    viewHint: function(buttonText) {
+      var glue = buttonText === "Woche" ? "n" : buttonText === "Monat" ? "s" : "es";
+      return buttonText + glue + "ansicht";
+    },
+    navLinkHint: "Gehe zu $0",
+    moreLinkHint: function(eventCnt) {
+      return "Zeige " + (eventCnt === 1 ? "ein weiteres Ereignis" : eventCnt + " weitere Ereignisse");
+    },
+    closeHint: "Schlie\xDFen",
+    timeHint: "Uhrzeit",
+    eventHint: "Ereignis"
+  };
+
+  return de;
+
+}());