add orders

internal/util/date_util.go

@@ -0,0 +1,72 @@
+package util
+
+import (
+	"time"
+)
+
+const DateFormatDDMMYYYY = "02-01-2006"
+
+// ParseDateToJakartaTime parses a date string in DD-MM-YYYY format and converts it to Jakarta timezone
+// Returns start of day (00:00:00) in Jakarta timezone
+func ParseDateToJakartaTime(dateStr string) (*time.Time, error) {
+	if dateStr == "" {
+		return nil, nil
+	}
+
+	date, err := time.Parse(DateFormatDDMMYYYY, dateStr)
+	if err != nil {
+		return nil, err
+	}
+
+	jakartaLoc, err := time.LoadLocation("Asia/Jakarta")
+	if err != nil {
+		return nil, err
+	}
+
+	jakartaTime := time.Date(date.Year(), date.Month(), date.Day(), 0, 0, 0, 0, jakartaLoc)
+	return &jakartaTime, nil
+}
+
+// ParseDateToJakartaTimeEndOfDay parses a date string in DD-MM-YYYY format and converts it to Jakarta timezone
+// Returns end of day (23:59:59.999999999) in Jakarta timezone
+func ParseDateToJakartaTimeEndOfDay(dateStr string) (*time.Time, error) {
+	if dateStr == "" {
+		return nil, nil
+	}
+
+	date, err := time.Parse(DateFormatDDMMYYYY, dateStr)
+	if err != nil {
+		return nil, err
+	}
+
+	jakartaLoc, err := time.LoadLocation("Asia/Jakarta")
+	if err != nil {
+		return nil, err
+	}
+
+	jakartaTime := time.Date(date.Year(), date.Month(), date.Day(), 23, 59, 59, 999999999, jakartaLoc)
+	return &jakartaTime, nil
+}
+
+// ParseDateRangeToJakartaTime parses date_from and date_to strings and returns them in Jakarta timezone
+// date_from will be start of day (00:00:00), date_to will be end of day (23:59:59.999999999)
+func ParseDateRangeToJakartaTime(dateFrom, dateTo string) (*time.Time, *time.Time, error) {
+	var fromTime, toTime *time.Time
+	var err error
+
+	if dateFrom != "" {
+		fromTime, err = ParseDateToJakartaTime(dateFrom)
+		if err != nil {
+			return nil, nil, err
+		}
+	}
+
+	if dateTo != "" {
+		toTime, err = ParseDateToJakartaTimeEndOfDay(dateTo)
+		if err != nil {
+			return nil, nil, err
+		}
+	}
+
+	return fromTime, toTime, nil
+}