Problem

gistfile1.txt

// ===== CONTROLLER::SAVE
public function save()
  {
    // Proses validasi
    if(!$this->validate($this->model->validationRulesIU())){
      $validation = \Config\Services::validation();

      return redirect()->to('/setting/level')->withInput()->with('validation', $validation);
    }

    // Simpan data ke database
    $this->model->save([
      'name' => $this->request->getVar('name'),
    ]);

    // Data notifiaction
    session()->setFlashdata('pesan', 'Data berhasil ditambahkan');

    // Kembali ke halaman awal
    return redirect()->to('/setting/level');
  }
  
// ===== CONTROLLER::DELETE
public function delete($id)
  {
    // Decrpty ID
    $xid = enc($id, 1);

    // hapus data di database
    $this->model->delete($xid);

    // Data notifiaction
    session()->setFlashdata('pesan', 'Data berhasil dihapus');

    // Kembali ke halaman awal
    return redirect()->to('/setting/level');
  }

// ===== MODEL::VALIDATIONRULES
public function validationRulesIU($id = 0)
  {
    return $this->validationRules = [
      'name' => [
        'rules' => 'required|is_unique[levels.name,id,$id]',
        'errors' => [
          'required' => '{field} level harus diisi',
          'is_unique' => '{field} level sudah terdaftar',
        ],
      ]
    ];
  }