/**
  * Execute the job.
  *
  * @return void
  */
 public function handle()
 {
     $oldStok = StokBahan::all();
     $oldStokKey = array_column($oldStok->toArray(), 'bahan_id');
     $bahans = Bahan::stok()->orderBy('bahans.id')->get();
     foreach ($bahans as $bahan) {
         if (in_array($bahan->id, $oldStokKey)) {
             StokBahan::where('bahan_id', $bahan->id)->update(['stok' => $bahan->sisa_stok]);
         } else {
             StokBahan::create(['bahan_id' => $bahan->id, 'stok' => $bahan->sisa_stok]);
         }
     }
 }