diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index cefe1a4..742db50 100644
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -250,21 +250,4 @@ class Controller extends BaseController
         $totalCost = AssignMaterial::selectRaw("ISNULL(qty_planning,0)*ISNULL(budget,0) as totalCost")->where("proyek_id", $proyek_id)->where("activity_id", $activity_id)->sum("totalCost");
         return $totalCost;
     }
-
-    protected function updatedCostPlanning($id)
-    {
-        $sumBiaya = Activity::select(DB::raw('sum(cast(rencana_biaya as double precision))'))->where("parent_id", $id)->first();
-        $dataActivity = Activity::find($id);
-        $dataUpdate = array(
-            "rencana_biaya" => $sumBiaya->sum,
-            "updated_by" => $this->currentName
-        );
-        $dataActivity->update($dataUpdate);
-        if($dataActivity){
-            $parent = $dataActivity->parent_id;
-            if($parent && (int)$parent > 0){
-                $this->updateCostPlanning($parent);
-            }
-        }
-    }
 }
diff --git a/app/Models/Activity.php b/app/Models/Activity.php
index f7dc9a8..01957ed 100644
--- a/app/Models/Activity.php
+++ b/app/Models/Activity.php
@@ -38,39 +38,7 @@ class Activity extends Model
 		parent::boot();
 
 		static::updated(function($data) {
-
-			// update bobot
-			if(Activity::where('version_gantt_id', $data->version_gantt_id)->where("proyek_id", $data->proyek_id)->where('type_activity', 'header')->count() == 0)
-				$totalCost = Activity::select(
-					DB::raw('sum(cast(rencana_biaya as double precision))')
-				)
-					->where("proyek_id", $data->proyek_id)
-					->where("version_gantt_id", $data->version_gantt_id)
-					->whereNull("parent_id")
-					->first();
-
-			$rootActivity = Activity::where('version_gantt_id', $data->version_gantt_id)
-				->where("proyek_id", $data->proyek_id)
-				->where('type_activity', 'header')
-				->first();
-
-			$totalCost = Activity::select(DB::raw('sum(cast(rencana_biaya as double precision))'))
-				->where("proyek_id", $data->proyek_id)
-				->where("version_gantt_id", $data->version_gantt_id)
-				->where("parent_id", $rootActivity->id)
-				->first();
-
-			if($totalCost->sum > 0){
-				$activities = Activity::where("proyek_id", $data->proyek_id)->where("version_gantt_id", $data->version_gantt_id)->get();
-				foreach ($activities as $activity) {
-					$activity->update([
-						"bobot_planning" => ( (int)$activity->rencana_biaya / $totalCost->sum ) * 100,
-						"updated_by" => auth()->user() ? auth()->user()->name : "system",
-					]);
-					$activity->save();
-				}
-			}
-
+			$data->updateBobot();
 			$data->updateCostPlanning();
 			$data->updatePersentaseProgress();
 			$data->updateCostActual();
@@ -87,6 +55,40 @@ class Activity extends Model
 
 	}
 
+	private function updateBobot()
+	{
+		if(Activity::where('version_gantt_id', $this->version_gantt_id)->where("proyek_id", $this->proyek_id)->where('type_activity', 'header')->count() == 0)
+			$totalCost = Activity::select(
+				DB::raw('sum(cast(rencana_biaya as double precision))')
+			)
+				->where("proyek_id", $this->proyek_id)
+				->where("version_gantt_id", $this->version_gantt_id)
+				->whereNull("parent_id")
+				->first();
+
+		$rootActivity = Activity::where('version_gantt_id', $this->version_gantt_id)
+			->where("proyek_id", $this->proyek_id)
+			->where('type_activity', 'header')
+			->first();
+
+		$totalCost = Activity::select(DB::raw('sum(cast(rencana_biaya as double precision))'))
+			->where("proyek_id", $this->proyek_id)
+			->where("version_gantt_id", $this->version_gantt_id)
+			->where("parent_id", $rootActivity->id)
+			->first();
+
+		if($totalCost->sum > 0){
+			$activities = Activity::where("proyek_id", $this->proyek_id)->where("version_gantt_id", $this->version_gantt_id)->get();
+			foreach ($activities as $activity) {
+				$activity->update([
+					"bobot_planning" => ( (int)$activity->rencana_biaya / $totalCost->sum ) * 100,
+					"updated_by" => auth()->user() ? auth()->user()->name : "system",
+				]);
+				$activity->save();
+			}
+		}
+	}
+
 	private function updateCostActual()
 	{
 		$actualCost = Activity::where("parent_id", $this->parent_id)->sum("biaya_actual");
diff --git a/config/decimal.php b/config/decimal.php
new file mode 100644
index 0000000..9a4cb27
--- /dev/null
+++ b/config/decimal.php
@@ -0,0 +1,5 @@
+<?php
+    return [
+        'precision' => 5,
+    ];
+?>