diff --git a/app/Helpers/MasterFunctionsHelper.php b/app/Helpers/MasterFunctionsHelper.php
index d7b3536..f8d1c9f 100644
--- a/app/Helpers/MasterFunctionsHelper.php
+++ b/app/Helpers/MasterFunctionsHelper.php
@@ -120,11 +120,22 @@ class MasterFunctionsHelper {
 		$minDate = Activity::where('version_gantt_id', $keyGantt['id'])->whereNull('parent_id')->pluck('start_date')->first();
 
 		$begin = new \DateTime($minDate.' Monday');
-    $maxDate = date('Y-m-d');
-    $end = new \DateTime($maxDate. ' Friday');
-    // $end->modify('next Friday');
-    /* $interval = \DateInterval::createFromDateString('1 day'); */ // should be using this but its bugged
-		$interval = new \DateInterval('P7D');
+		if(isset($dataPayload['end_date'])){
+			$maxDate = $dataPayload['end_date'];
+			$end = new \DateTime($maxDate. ' Friday');
+      $end->modify('next Friday');
+			/* $interval = \DateInterval::createFromDateString('1 day'); */ // should be using this but its bugged
+				$interval = new \DateInterval('P7D');
+		} else {
+			$maxDate = DB::table('assign_material_to_activity as ama')
+				->where("ama.proyek_id", $keyGantt['proyek_id'])
+				->join('m_activity as a', 'a.id', '=', 'ama.activity_id')
+				->where('a.version_gantt_id', '=', $keyGantt['id'])
+				->max("plan_date"); // plan date overlapped with assign_material_to_activity's, it should be m_activity's
+			$end = new \DateTime($maxDate. ' Friday');
+      $end->modify('next Friday');
+			$interval = new \DateInterval('P7D');
+		}
 		$period = new \DatePeriod($begin, $interval, $end);
 
 		$arr_ActualM = [];