public function change_password(PasswordChangeRequest $request)
 {
     $password = $request->all();
     if ($password['password'] === $password['password_confirmation']) {
         User::find(Auth::user()->id)->update(['password' => bcrypt($password['password'])]);
         return redirect('/admin')->with(['password_update' => 'Your password has been updated', 'class' => 'success']);
     } else {
         return redirect('/admin')->with(['password_update' => 'Your passwords don\'t match', 'class' => 'danger']);
     }
 }
 public function update_password($username, PasswordChangeRequest $request)
 {
     if (Auth::validate(['phone' => Auth::user()->phone, 'password' => $request->input('old_password')])) {
         Auth::user()->password = bcrypt($request->input('password'));
         Auth::user()->save();
         return redirect()->back()->with('success', 'Password updated successfully');
     } else {
         return redirect()->back()->with('error', 'Current password do not match with one in our record!');
     }
 }