Issue #278 Avoid deleting availabilities from the daily planning and add more…

Closes #278 (closed) Avoid deleting availabilities from the daily planning and add more control for undefined values

smash/web/static/js/daily_planning.js

@@ -47,12 +47,12 @@ function add_event(event, color, subjectId, locationId, boxBody) {
     if (event_title === undefined || event_title === "") {
         event_title = event.title;
     }
-    eventElement.data('event', {
+
+    event_data = {
         appointment_start: event.appointment_start,
         appointment_end: event.appointment_end,
         title: event_title,
         stick: true,
-        color: color + " !important",
         duration: event.duration,
         original_duration: event.duration,
         subject: event.subject,
@@ -70,8 +70,13 @@ function add_event(event, color, subjectId, locationId, boxBody) {
             end: $.fullCalendar.moment(event.appointment_end)
         },
         borderColor: borderColor
+    }
 
-    });
+    if(color != undefined){
+        event_data['color'] = color + " !important";
+    }
+
+    eventElement.data('event', event_data);
     eventElement.draggable({
         zIndex: 999,
         revert: true,
@@ -227,6 +232,10 @@ function get_subjects_events(day) {
 }
 
 function remove_event(event) {
+    if(event.className.includes("background-event")){ //avoid removing availabilities
+        return;
+    }
+
     $('#calendar').fullCalendar('removeEvents', event.id);
     var selector;
     if (event.subject_id !== undefined) {
@@ -239,7 +248,10 @@ function remove_event(event) {
     event.duration = event.original_duration;
     event.removed = true;
     //remove !important
-    event.color = event.color.substring(0, 7);
+    if(event.color != undefined){
+        event.color = event.color.substring(0, 7);
+    }
+
     if (event.link_id !== undefined) {
         eventsCleared.push(event.link_id);
     } else {