♻️ refactor: update codebase #2

Author: pnguyen215

constant.go

@@ -6,10 +6,6 @@ import (
 	"time"
 )
 
-type TimeRFC string
-type TimeFormatRFC string
-type ZoneRFC string
-
 // weekStartDay holds the default week start day, protected by weekStartDayMu.
 // Default is Sunday. Use GetWeekStartDay() and SetWeekStartDay() for safe access.
 var (
@@ -28,28 +24,6 @@ var (
 // Deprecated: Use GetWeekStartDay() and SetWeekStartDay() for thread-safe access.
 var WeekStartDay = time.Sunday
 
-// GetWeekStartDay returns the current default week start day in a thread-safe manner.
-func GetWeekStartDay() time.Weekday {
-	weekStartDayMu.RLock()
-	defer weekStartDayMu.RUnlock()
-	return weekStartDay
-}
-
-// SetWeekStartDay sets the default week start day in a thread-safe manner.
-//
-// Note: This function also updates the deprecated WeekStartDay variable for
-// backward compatibility. However, direct reads from WeekStartDay are not
-// protected by the mutex. Use GetWeekStartDay() for thread-safe reads.
-func SetWeekStartDay(day time.Weekday) {
-	weekStartDayMu.Lock()
-	defer weekStartDayMu.Unlock()
-	weekStartDay = day
-	// Update deprecated variable for backward compatibility.
-	// This is intentionally done within the mutex to maintain consistency,
-	// though direct reads of WeekStartDay are still not thread-safe.
-	WeekStartDay = day
-}
-
 const (
 	// Time in format 15:04:05,
 	//	e.g., 13:45:30

entry.go

@@ -2,6 +2,28 @@ package timefy
 
 import "time"
 
+// GetWeekStartDay returns the current default week start day in a thread-safe manner.
+func GetWeekStartDay() time.Weekday {
+	weekStartDayMu.RLock()
+	defer weekStartDayMu.RUnlock()
+	return weekStartDay
+}
+
+// SetWeekStartDay sets the default week start day in a thread-safe manner.
+//
+// Note: This function also updates the deprecated WeekStartDay variable for
+// backward compatibility. However, direct reads from WeekStartDay are not
+// protected by the mutex. Use GetWeekStartDay() for thread-safe reads.
+func SetWeekStartDay(day time.Weekday) {
+	weekStartDayMu.Lock()
+	defer weekStartDayMu.Unlock()
+	weekStartDay = day
+	// Update deprecated variable for backward compatibility.
+	// This is intentionally done within the mutex to maintain consistency,
+	// though direct reads of WeekStartDay are still not thread-safe.
+	WeekStartDay = day
+}
+
 // BeginOfDay takes a time value `v` and returns a new time.Time object
 // representing the beginning of the day for that date.
 //