Adding HELPDESK_FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS setting

docs/settings.rst

@@ -317,6 +317,15 @@ Time Tracking Options
   Valid hour values must be set between 0 and 23.9999.
   In this example 8.5 is interpreted as 8:30AM, saturdays and sundays don't count.
   
+- **HELPDESK_FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS** List of days in format "%m-%d" to exclude from automatic follow-up 'time_spent' calculation.
+
+  **Default:** ``HELPDESK_FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS = ()``
+  
+  This example removes the first and last days of the year together with Christmas::
+
+        HELPDESK_FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS = ("01-01",
+                                                         "12-25",
+                                                         "12-31",)
 
 Staff Ticket Creation Settings
 ------------------------------

helpdesk/models.py

@@ -1025,13 +1025,17 @@ class FollowUp(models.Model):
 
         time_spent_seconds = 0
         open_hours = helpdesk_settings.FOLLOWUP_TIME_SPENT_OPENING_HOURS
+        holidays = helpdesk_settings.FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS
 
         # split time interval by days
         days = latest.toordinal() - earliest.toordinal()
-        if days:
         for day in range(days + 1):
             if day == 0:
                 start_day_time = earliest
+                if days == 0:
+                    # close single day case
+                    end_day_time = latest
+                else:
                     end_day_time = earliest.replace(hour=23, minute=59, second=59)
             elif day == days:
                 start_day_time = latest.replace(hour=0, minute=0, second=0)
@@ -1040,10 +1044,9 @@ class FollowUp(models.Model):
                 middle_day_time = earliest + datetime.timedelta(days=day)
                 start_day_time = middle_day_time.replace(hour=0, minute=0, second=0)
                 end_day_time = middle_day_time.replace(hour=23, minute=59, second=59)
+            
+            if start_day_time.strftime("%m-%d") not in holidays:
                 time_spent_seconds += daily_time_spent_calculation(start_day_time, end_day_time, open_hours)
-        # handle same day
-        else:
-            time_spent_seconds += daily_time_spent_calculation(earliest, latest, open_hours)
 
         return datetime.timedelta(seconds=time_spent_seconds)
 

helpdesk/settings.py

@@ -166,6 +166,11 @@ FOLLOWUP_TIME_SPENT_OPENING_HOURS = getattr(settings,
                                    'HELPDESK_FOLLOWUP_TIME_SPENT_OPENING_HOURS',
                                    {})
 
+# Holidays don't count for time_spent calculation
+FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS= getattr(settings,
+                                   'HELPDESK_FOLLOWUP_TIME_SPENT_EXCLUDE_HOLIDAYS',
+                                   ())
+
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