Resolve "Store current location so that it is not loaded from disk each time"

Related to #35 (closed)

date_utils/date_utils.go

@@ -8,6 +8,8 @@ import (
 
 const TimeZoneString = "Africa/Johannesburg"
 
+var currentLocation *time.Location
+
 func DateLayoutYearMonthDayTimeT() string {
 	layout := "2006-01-02T15:04:05"
 	return layout
@@ -81,8 +83,10 @@ func DateDBFormattedStringDateOnly(date time.Time) string {
 }
 
 func CurrentLocation() *time.Location {
-	loc, _ := time.LoadLocation(TimeZoneString)
-	return loc
+	if currentLocation == nil {
+		currentLocation, _ = time.LoadLocation(TimeZoneString)
+	}
+	return currentLocation
 }
 
 func DateLocal(date *time.Time) {