<?php

namespace App\Http\Controllers\Pelaporan\AL;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Pelaporan;
use App\Models\Ipal;
use App\Models\IpalParameter;
use App\Models\Spl_AL;
use App\Models\NilaiKomponen;
use App\Models\Pelaporan\Lampiran;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Gate;
use Carbon\Carbon;

/**
 * Controller untuk Parameter Laporan Pengelolaan Air Limbah
 *
 * @author Muammar <official.muammar@gmail.com>
 */
class IpalParameterController extends Controller
{
    /**
     * Display parameter table
     *
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response
     */
    public function table($idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.view')) {
            abort(403);
        }

        // Get IPAL data
        $ipal = Ipal::getOneBy(['IpalId' => $idMcIpal]);

        $data = [
            'IpalId' => $idMcIpal,
            'NamaIpal' => $ipal->nama
        ];

        // If mcipal_parameter is empty, fill it based on refipal_parameter
        $parameter = IpalParameter::getOneBy(['IpalId' => $idMcIpal]);

        if (!$parameter) {
            $refIpalParam = IpalParameter::getRefIpalParam($ipal->idrefipal);

            if ($refIpalParam) {
                foreach ($refIpalParam as $row) {
                    $dataMcIpalParam = [
                        'IpalId' => $idMcIpal,
                        'RefIpalParameterId' => $row->id,
                        'Nama' => $row->nama,
                        'Satuan' => $row->satuan,
                        'BakuMutuJenis' => $row->bakumutu_jenis,
                        'BakuMutuNilai1' => $row->bakumutu_nilai1,
                        'BakuMutuNilai2' => $row->bakumutu_nilai2,
                        'BatasEmisi' => $row->batasemisi
                    ];

                    $idMcIpalParam = IpalParameter::insertMcIpalParam($dataMcIpalParam);

                    // Insert data to mchasiluji_al
                    $this->_insertHasilUji($idMcIpal, $idMcIpalParam);
                }

                $this->_updateNilaiA6($ipal->idmcpelaporan);
                $this->_updateNilaiA7($ipal->idmcpelaporan);
                $this->_updateNilaiSpl($ipal->idmcpelaporan);

                if (!$this->_cekIpalKomunal($ipal->idmcpelaporan)) {
                    $this->_updateNilaiSkl($ipal->idmcpelaporan);
                }
            }
        }

        return view('pelaporan.ipal.parameter.index', $data);
    }

    /**
     * Function to get data for datatable
     *
     * @param int $idMcIpal
     * @return \Illuminate\Http\JsonResponse
     */
    public function getData($idMcIpal)
    {
        $dataParameter = IpalParameter::getData($idMcIpal);

        $data = [];
        $no = 1;

        foreach ($dataParameter as $row) {
            if ($row->bakumutu_nilai2) {
                $bakumutu = $row->bakumutu_nilai1 . ' - ' . $row->bakumutu_nilai2;
            } else {
                $bakumutu = $row->bakumutu_nilai1;
            }

            $data[] = [
                $no,
                $row->nama,
                $row->satuan,
                $bakumutu,
                ($row->batasemisi != NULL ? floatval($row->batasemisi) : ''),
                $row->id
            ];

            $no++;
        }

        $response = [
            'data' => $data,
            'recordsTotal' => count($data)
        ];

        return response()->json($response);
    }

    /**
     * Function to add new parameter
     *
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function add(Request $request, $idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        if ($request->has('action')) {
            $response = $this->_insertUpdate($idMcIpal, 'insert', $request);

            $ipal = Ipal::getOneBy(['IpalId' => $idMcIpal]);

            $this->_updateNilaiA6($ipal->idmcpelaporan);
            $this->_updateNilaiA7($ipal->idmcpelaporan);
            $this->_updateNilaiSpl($ipal->idmcpelaporan);

            if (!$this->_cekIpalKomunal($ipal->idmcpelaporan)) {
                $this->_updateNilaiSkl($ipal->idmcpelaporan);
            }

            return response()->json($response);
        }

        $data['IpalId'] = $idMcIpal;
        return view('pelaporan.ipal.parameter.add', $data);
    }

    /**
     * Function to edit parameter
     *
     * @param Request $request
     * @param int $idMcIpalParam
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function edit(Request $request, $idMcIpalParam)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        if ($request->has('action')) {
            $response = $this->_insertUpdate($idMcIpalParam, 'update', $request);
            return response()->json($response);
        } else {
            $data['param'] = IpalParameter::getOneBy(['id' => $idMcIpalParam]);
            return view('pelaporan.ipal.parameter.edit', $data);
        }
    }

    /**
     * Function to delete parameter
     *
     * @param Request $request
     * @param int $idMcIpalParam
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function delete(Request $request, $idMcIpalParam)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        if ($request->has('action')) {
            $idRefIpalParam = IpalParameter::getOneBy(['id' => $idMcIpalParam])->idrefipal_parameter;

            // Data for logging
            $ipalParameter = IpalParameter::getOneBy(['id' => $idMcIpalParam]);
            $idMcIpal = $ipalParameter->idmcipal;
            $idMcPelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
            $pelaporan = Pelaporan::findOrFail($idMcPelaporan);
            $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
            $namaIpal = Ipal::getOneBy(['id' => $idMcIpal])->nama;
            $namaIpalParameter = $ipalParameter->nama;

            // Delete ipal parameter and hasiluji from database
            IpalParameter::deleteMcIpalParam(['id' => $idMcIpalParam]);
            Ipal::deleteHasilUji(['idmcipal_parameter' => $idMcIpalParam]);

            if ($request->input('ref_delete')) {
                IpalParameter::disableRefIpalParam($idRefIpalParam);
            }

            $this->_updateNilaiA6($idMcPelaporan);
            $this->_updateNilaiA7($idMcPelaporan);
            $this->_updateNilaiSpl($idMcPelaporan);

            if (!$this->_cekIpalKomunal($idMcPelaporan)) {
                $this->_updateNilaiSkl($idMcPelaporan);
            }

            // Log activity
            $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun . ' - Periode ' .
                        $pelaporan->periode . ' - Nama IPAL ' . $namaIpal . ' - Parameter Uji Lab ' .
                        $namaIpalParameter;
            Log::info('LOG_DELETE', ['message' => $aktivitas, 'module' => 'pelaporan']);

            $response = ['message' => 'Parameter Berhasil Dihapus', 'status' => 'success'];
            return response()->json($response);
        } else {
            $param = IpalParameter::getOneBy(['id' => $idMcIpalParam]);
            $ipal = Ipal::getOneBy(['id' => $param->idmcipal]);

            $data = [
                'idmcipal_param' => $idMcIpalParam,
                'nomor_ipal' => $ipal->nomor,
                'nama_ipal' => $ipal->nama,
                'nama_param' => $param->nama
            ];

            return view('pelaporan.ipal.parameter.delete', $data);
        }
    }

    /**
     * Function to insert into or update table mcipal_parameter and refipal_parameter
     *
     * @param int $id if insert then $id = $idmcipal if update then $id = $idmcipal_parameter
     * @param string $action insert or update
     * @param Request $request
     * @return array $response
     */
    private function _insertUpdate($id, $action, Request $request)
    {
        $post = $request->all();

        if ($post['nama'] !== "" && $post['satuan'] !== "") {
            if ($post['bakumutu'] == 1) {
                $bakumutuJenis = 'Angka Tunggal';
                $bakumutuNilai1 = $post['angka_tunggal'];
                $bakumutuNilai2 = '';

                if (!is_numeric($bakumutuNilai1)) {
                    $response = ['message' => 'Data belum lengkap', 'status' => 'error'];
                    return $response;
                }

                if (!(isset($post['batasemisi']) && $post['batasemisi'])) {
                    $response = ['message' => 'Beban pencemaran maksimum wajib diisi', 'status' => 'error'];
                    return $response;
                }
            } else if ($post['bakumutu'] == 2) {
                $bakumutuJenis = 'Rentang Angka';
                $bakumutuNilai1 = $post['nilai1'];
                $bakumutuNilai2 = $post['nilai2'];

                if (!(is_numeric($bakumutuNilai1) && is_numeric($bakumutuNilai2))) {
                    $response = ['message' => 'Data belum lengkap', 'status' => 'error'];
                    return $response;
                }

                if (!(isset($post['batasemisi']) && $post['batasemisi'])) {
                    $response = ['message' => 'Beban pencemaran maksimum wajib diisi', 'status' => 'error'];
                    return $response;
                }
            } else if ($post['bakumutu'] == 3) {
                $bakumutuJenis = 'Positif/Negatif';
                $bakumutuNilai1 = $post['bakumutu_3'];
                $bakumutuNilai2 = '';

                if (!$bakumutuNilai1) {
                    $response = ['message' => 'Data belum lengkap', 'status' => 'error'];
                    return $response;
                }
            } else if ($post['bakumutu'] == 4) {
                $bakumutuJenis = 'Tanpa Baku Mutu';
                $bakumutuNilai1 = '-';
                $bakumutuNilai2 = '';
            }

            $dataRefIpalParam = [
                'nama' => $post['nama'],
                'satuan' => $post['satuan'],
                'bakumutu_jenis' => $bakumutuJenis,
                'bakumutu_nilai1' => $bakumutuNilai1,
                'bakumutu_nilai2' => $bakumutuNilai2,
                'batasemisi' => (($post['bakumutu'] == 3 || $post['batasemisi'] === '') ? NULL : $post['batasemisi'])
            ];

            $dataMcIpalParam = $dataRefIpalParam;

            if ($action == 'insert') {
                $idRefIpal = Ipal::getOneBy(['id' => $id])->idrefipal;
                $dataRefIpalParam['idrefipal'] = $idRefIpal;
                $dataRefIpalParam['del'] = 'n';

                $idRefIpalParam = IpalParameter::insertRefIpalParam($dataRefIpalParam);

                $dataMcIpalParam['idmcipal'] = $id;
                $dataMcIpalParam['idrefipal_parameter'] = $idRefIpalParam;

                $idMcIpalParam = IpalParameter::insertMcIpalParam($dataMcIpalParam);

                // Insert data to mchasiluji_al
                $this->_insertHasilUji($id, $idMcIpalParam);

                // Log activity
                $idMcPelaporan = Ipal::getOneBy(['id' => $id])->idmcpelaporan;
                $pelaporan = Pelaporan::findOrFail($idMcPelaporan);
                $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
                $namaIpal = Ipal::getOneBy(['id' => $id])->nama;
                $namaIpalParameter = $dataMcIpalParam['nama'];

                $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun . ' - Periode ' .
                            $pelaporan->periode . ' - Nama IPAL ' . $namaIpal . ' - Parameter Uji Lab ' .
                            $namaIpalParameter;
                Log::info('LOG_CREATE', ['message' => $aktivitas, 'module' => 'pelaporan']);
            } elseif ($action == 'update') {
                IpalParameter::updateMcIpalParam($id, $dataMcIpalParam);

                if (isset($post['ref_save'])) {
                    $idRefIpalParam = IpalParameter::getOneBy(['id' => $id])->idrefipal_parameter;
                    IpalParameter::updateRefIpalParam($idRefIpalParam, $dataRefIpalParam);
                }

                // Log activity
                $ipalParameter = IpalParameter::getOneBy(['id' => $id]);
                $idMcIpal = $ipalParameter->idmcipal;
                $idMcPelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
                $pelaporan = Pelaporan::findOrFail($idMcPelaporan);
                $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
                $namaIpal = Ipal::getOneBy(['id' => $idMcIpal])->nama;
                $namaIpalParameter = $ipalParameter->nama;

                $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun . ' - Periode ' .
                            $pelaporan->periode . ' - Nama IPAL ' . $namaIpal . ' - Parameter Uji Lab ' .
                            $namaIpalParameter;
                Log::info('LOG_EDIT', ['message' => $aktivitas, 'module' => 'pelaporan']);
            }

            $response = ['message' => 'Parameter Berhasil Disimpan', 'status' => 'success'];
        } else {
            $response = ['message' => 'Data belum lengkap', 'status' => 'error'];
        }

        return $response;
    }

    /**
     * Insert hasil uji for new parameter
     *
     * @param int $idMcIpal
     * @param int $idMcIpalParam
     * @return void
     */
    private function _insertHasilUji($idMcIpal, $idMcIpalParam)
    {
        $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
        $pelaporan = Pelaporan::findOrFail($ipal->idmcpelaporan);

        $dataHasilUji = [];
        $bulan = 0;

        if ($pelaporan->idrefperiodepelaporan == 1) {
            $bulan = 1;
        } elseif ($pelaporan->idrefperiodepelaporan == 2) {
            $bulan = 4;
        } elseif ($pelaporan->idrefperiodepelaporan == 3) {
            $bulan = 7;
        } elseif ($pelaporan->idrefperiodepelaporan == 4) {
            $bulan = 10;
        }

        for ($i = 0; $i < 3; $i++) {
            $dataHasilUji[] = [
                'idmcipal' => $idMcIpal,
                'tahun' => $pelaporan->tahun,
                'idrefperusahaan' => $pelaporan->idrefperusahaan,
                'idmcipal_parameter' => $idMcIpalParam,
                'bulan' => $this->_mcMonth($bulan)
            ];
            $bulan++;
        }

        Ipal::insertHasilUji($dataHasilUji);
    }

    /**
     * Update nilai A6
     *
     * @param int $idMcPelaporan
     * @return void
     */
    private function _updateNilaiA6($idMcPelaporan)
    {
        $pelaporan = Pelaporan::findOrFail($idMcPelaporan);
        $allIpal = Ipal::getData($idMcPelaporan);

        $periode = $pelaporan->idrefperiodepelaporan;
        $bulanAwal = (($periode - 1) * 3) + 1;
        $jmlNilaiIpal = 0;

        foreach ($allIpal as $row) {
            $jmlNilaiParam = 0;
            for ($i = 0; $i < 3; $i++) {
                $filter = [
                    'idmcipal' => $row->id,
                    'bulan' => $this->_mcMonth($bulanAwal + $i),
                    'nilai !=' => 'NULL'
                ];
                $hasilUji = Ipal::getHasilUjiBy($filter);

                if ($hasilUji) {
                    $jmlNilaiParam += 100;
                }
            }
            $nilaiIpal = $jmlNilaiParam / 3;
            $jmlNilaiIpal += $nilaiIpal;
        }

        if (count($allIpal)) {
            $nilaiA6 = $jmlNilaiIpal / count($allIpal);
        } else {
            $nilaiA6 = 0;
        }

        $idRefKomponen = Ipal::getIdRefKomponen('A6');

        $filter = [
            'idmcpelaporan' => $idMcPelaporan,
            'idrefkomponen' => $idRefKomponen
        ];

        if (Ipal::getNilaiKomponen($filter)) {
            $data = ['nilai' => $nilaiA6];
            Ipal::updateNilaiKomponen($filter, $data);
        } else {
            $data = [
                'idmcpelaporan' => $idMcPelaporan,
                'idrefkomponen' => $idRefKomponen,
                'idrefhasil' => 0,
                'nilai' => $nilaiA6
            ];
            Ipal::insertNilaiKomponen($data);
        }
    }

    /**
     * Update nilai A7
     *
     * @param int $idMcPelaporan
     * @return void
     */
    private function _updateNilaiA7($idMcPelaporan)
    {
        $pelaporan = Pelaporan::findOrFail($idMcPelaporan);
        $allIpal = Ipal::getData($idMcPelaporan);

        $periode = $pelaporan->idrefperiodepelaporan;
        $bulanAwal = (($periode - 1) * 3) + 1;
        $jmlNilaiIpal = 0;

        foreach ($allIpal as $row) {
            $jmlNilaiParam = 0;
            $params = IpalParameter::getData($row->id);
            $tambahNilai = false;

            for ($i = 0; $i < 3; $i++) {
                foreach ($params as $param) {
                    $filter = [
                        'idmcipal_parameter' => $param->id,
                        'bulan' => $this->_mcMonth($bulanAwal + $i)
                    ];
                    $hasilUji = Ipal::getHasilUjiBy($filter);
                    $tambahNilai = false;

                    if ($hasilUji->nilai) {
                        if ($hasilUji->nilai == '*') {
                            $tambahNilai = true;
                        } elseif ($hasilUji->debit != NULL && $param->bakumutu_jenis != 'Positif/Negatif') {
                            if ($hasilUji->bebanemisi > $param->batasemisi) {
                                $tambahNilai = false;
                                break;
                            } else {
                                $tambahNilai = true;
                            }
                        } else {
                            if ($param->bakumutu_jenis == 'Angka Tunggal') {
                                if ($hasilUji->nilai > $param->bakumutu_nilai1) {
                                    $tambahNilai = false;
                                    break;
                                }
                            } elseif ($param->bakumutu_jenis == 'Rentang Angka') {
                                if ($hasilUji->nilai < $param->bakumutu_nilai1 || $hasilUji->nilai > $param->bakumutu_nilai2) {
                                    $tambahNilai = false;
                                    break;
                                }
                            } elseif ($param->bakumutu_jenis == 'Positif/Negatif') {
                                if (strtolower($hasilUji->nilai) != strtolower($param->bakumutu_nilai1)) {
                                    $tambahNilai = false;
                                    break;
                                }
                            }

                            $tambahNilai = true;
                        }
                    } else {
                        $tambahNilai = false;
                        break;
                    }
                }

                if ($tambahNilai) {
                    $jmlNilaiParam += 100;
                }
            }
            $nilaiIpal = $jmlNilaiParam / 3;
            $jmlNilaiIpal += $nilaiIpal;
        }

        if (count($allIpal)) {
            $nilaiA7 = $jmlNilaiIpal / count($allIpal);
        } else {
            $nilaiA7 = 0;
        }

        $idRefKomponen = Ipal::getIdRefKomponen('A7');

        $filter = [
            'idmcpelaporan' => $idMcPelaporan,
            'idrefkomponen' => $idRefKomponen
        ];


        if (Ipal::getNilaiKomponen($filter)) {
            $data = ['nilai' => $nilaiA7];
            Ipal::updateNilaiKomponen($filter, $data);
        } else {
            $data = [
                'idmcpelaporan' => $idMcPelaporan,
                'idrefkomponen' => $idRefKomponen,
                'idrefhasil' => 0,
                'nilai' => $nilaiA7
            ];

            Ipal::insertNilaiKomponen($data);
        }
    }

    /**
     * Update nilai SPL
     *
     * @param int $idMcPelaporan
     * @return void
     */
    private function _updateNilaiSpl($idMcPelaporan)
    {
        $allIpal = Ipal::getData($idMcPelaporan);
        $jmlParam = 0;
        $memenuhiBakumutu = 0;
        $memenuhiBatasEmisi = 0;

        foreach ($allIpal as $ipal) {
            $params = IpalParameter::getData($ipal->id);
            $jmlParam += count($params);

            $allHasilUji = Ipal::getAllHasilUjiBy([
                'idmcipal' => $ipal->id,
                'nilai !=' => NULL
            ]);

            // Check all hasil uji against bakumutu
            foreach ($allHasilUji as $hasilUji) {
                $param = IpalParameter::getOneBy(['id' => $hasilUji->idmcipal_parameter]);

                if ($hasilUji->nilai == '*') {
                    $memenuhiBakumutu++;
                } elseif ($hasilUji->debit != NULL && $param->bakumutu_jenis != 'Positif/Negatif') {
                    if ($hasilUji->bebanemisi <= $param->batasemisi) {
                        $memenuhiBatasEmisi++;
                    }
                } else {
                    if ($param->bakumutu_jenis == 'Angka Tunggal') {
                        if ($hasilUji->nilai <= $param->bakumutu_nilai1) {
                            $memenuhiBakumutu++;
                        }
                    } elseif ($param->bakumutu_jenis == 'Rentang Angka') {
                        if ($hasilUji->nilai >= $param->bakumutu_nilai1 && $hasilUji->nilai <= $param->bakumutu_nilai2) {
                            $memenuhiBakumutu++;
                        }
                    } elseif ($param->bakumutu_jenis == 'Positif/Negatif') {
                        if (strtolower($hasilUji->nilai) == strtolower($param->bakumutu_nilai1)) {
                            $memenuhiBakumutu++;
                        }
                    } elseif ($param->bakumutu_jenis == 'Tanpa Baku Mutu') {
                        $memenuhiBakumutu++;
                    }
                }
            }
        }

        $totalParam = $jmlParam * 3;
        $melebihiBakumutuEmisi = $totalParam - $memenuhiBakumutu - $memenuhiBatasEmisi;

        if ($totalParam) {
            $nilaiSpl = 100 - (($melebihiBakumutuEmisi / $totalParam) * 100);
        } else {
            $nilaiSpl = 0;
        }

        if (Ipal::getNilaiSpl($idMcPelaporan)) {
            $data = [
                'diuji' => $totalParam,
                'melebihi' => $melebihiBakumutuEmisi,
                'nilaispl' => $nilaiSpl
            ];
            Ipal::updateNilaiSpl($idMcPelaporan, $data);
        } else {
            $data = [
                'idmcpelaporan' => $idMcPelaporan,
                'diuji' => $totalParam,
                'melebihi' => $melebihiBakumutuEmisi,
                'nilaispl' => $nilaiSpl
            ];
            Ipal::insertNilaiSpl($data);
        }

        Pelaporan::updateNilaiSpl($idMcPelaporan, 2, $nilaiSpl);
        Pelaporan::getAvgSpl($idMcPelaporan);
    }

    /**
     * Check if IPAL is komunal
     *
     * @param int $idMcPelaporan
     * @return bool
     */
    private function _cekIpalKomunal($idMcPelaporan)
    {
        $ipalKomunal = Spl_AL::getStatusMcKomunal($idMcPelaporan);

        if ($ipalKomunal) {
            if ($ipalKomunal->tersambung == 'Iya') {
                $sk = Lampiran::getKomponenByKode('SK');
                if ($sk) {
                    $lampiranSk = Spl_AL::cekLampiranSk($idMcPelaporan, $sk->id);
                    if ($lampiranSk) {
                        return true;
                    }
                }
            }
        }

        return false;
    }

    /**
     * Update nilai SKL
     *
     * @param int $idMcPelaporan
     * @return void
     */
    private function _updateNilaiSkl($idMcPelaporan)
    {
        $totalNilai1 = 0;
        $totalNilai2 = 0;
        $totalNilai3 = 0;
        $kelompok1 = ['A1', 'A2', 'A3', 'A4'];
        $kelompok2 = ['A5'];
        $kelompok3 = ['A6', 'A7', 'A8', 'A9', 'A10'];

        for ($i = 1; $i <= 10; $i++) {
            $komponen = 'A' . $i;
            $idRefKomponen = Ipal::getIdRefKomponen($komponen);

            $nilaiKomponen = Ipal::getNilaiKomponen([
                'idmcpelaporan' => $idMcPelaporan,
                'idrefkomponen' => $idRefKomponen,
                'idmcipal' => NULL
            ]);

            if ($nilaiKomponen) {
                if (in_array($komponen, $kelompok1)) {
                    $totalNilai1 += $nilaiKomponen->nilai;
                } elseif (in_array($komponen, $kelompok2)) {
                    $totalNilai2 += $nilaiKomponen->nilai;
                } else {
                    $totalNilai3 += $nilaiKomponen->nilai;
                }
            }
        }

        $skl = (15 * ($totalNilai1 / count($kelompok1)) / 100) +
                (15 * ($totalNilai2 / count($kelompok2)) / 100) +
                (70 * ($totalNilai3 / count($kelompok3)) / 100);

        Pelaporan::updateNilaiSkl($idMcPelaporan, 2, $skl);
        Pelaporan::updateAvgSkl($idMcPelaporan);
    }

    /**
     * Convert month number to name
     *
     * @param int $monthNum
     * @return string
     */
    private function _mcMonth($monthNum)
    {
        $months = [
            1 => 'January',
            2 => 'February',
            3 => 'March',
            4 => 'April',
            5 => 'May',
            6 => 'June',
            7 => 'July',
            8 => 'August',
            9 => 'September',
            10 => 'October',
            11 => 'November',
            12 => 'December'
        ];

        return $months[$monthNum] ?? '';
    }
}