edit discount

src/components/DatePicker.tsx

@@ -35,15 +35,21 @@ const DatePickerComponent: FC<Props> = (props: Props) => {
     }, [value]);
 
     useEffect(() => {
-        if (props.defaulValue && !value) {
+        if (props.defaulValue) {
             const defaultDate = new DateObject({
                 date: props.defaulValue,
                 calendar: persian,
                 locale: persian_fa,
             });
-            setValue(defaultDate);
+            const currentValueStr = value ? `${value.year}-${value.month.number}-${value.day}` : null;
+            const defaultValueStr = `${defaultDate.year}-${defaultDate.month.number}-${defaultDate.day}`;
+            if (currentValueStr !== defaultValueStr) {
+                setValue(defaultDate);
+            }
+        } else if (!props.defaulValue && value) {
+            setValue(null);
         }
-    }, [props.defaulValue, value]);
+    }, [props.defaulValue]);
 
     return (
         <div className="w-full">