<?php

namespace App\Http\Controllers\Pelaporan\AL;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Pelaporan;
use App\Models\Spl_AL;
use App\Models\Ipal;
use App\Models\IpalParameter;
use App\Models\HasilUjiAL;
use App\Models\Komponen;
use App\Models\NilaiKomponen;
use App\Models\LampiranAL;
use App\Models\Pelaporan\Lampiran;
use Carbon\Carbon;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Validator;

/**
 * Controller untuk IPAL
 *
 * @author Beti Tuntari <beti.tuntari@gmail.com>
 */
class IpalController extends Controller
{
    /**
     * Display a listing of IPAL data.
     *
     * @param int $idPelaporan
     * @return \Illuminate\Http\Response
     */
    public function data($idPelaporan)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.view')) {
            abort(403);
        }

        // Load models and data
        $pelaporan = Pelaporan::findOrFail($idPelaporan);

        // Prepare data for view
        $data = [
            'PelaporanId' => $idPelaporan,
            'NamaPerusahaan' => $pelaporan->perusahaan,
            'Tahun' => $pelaporan->tahun,
            'Periode' => $pelaporan->periode,
            'Editable' => Pelaporan::checkEditable($idPelaporan, 'AL') && Gate::allows('pelaporan.edit'),
        ];

        // Get IPAL komunal status
        $ipalKomunal = Spl_AL::getStatusMcKomunal($idPelaporan);
        $data['IpalKomunal'] = $ipalKomunal ? $ipalKomunal->tersambung : 'Tidak';

        // Check if IPAL data exists and create from reference if not
        $dataIpal = Ipal::getData($idPelaporan);

        if (!$dataIpal) {
            $refIpal = Ipal::getRefIpal($pelaporan->idrefperusahaan);

            if ($refIpal) {
                foreach ($refIpal as $row) {
                    $insertData = [
                        'PelaporanId' => $idPelaporan,
                        'RefIpalId' => $row->id,
                        'Nomor' => $row->nomor,
                        'Nama' => $row->nama,
                        'Lampiran' => $row->lampiran,
                        'IzinTerbit' => $row->izin_terbit,
                        'IzinHabis' => $row->izin_habis,
                        'Sumber' => $row->sumber,
                        'Kapasitas' => $row->kapasitas,
                        'Teknologi' => $row->teknologi,
                        'BadanAir' => $row->badanair
                    ];

                    Ipal::insertMcIpal($insertData);
                }
            }
        }

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

    /**
     * Get data for datatable.
     *
     * @param int $idPelaporan
     * @return \Illuminate\Http\JsonResponse
     */
    public function getData($idPelaporan)
    {
        $dataIpal = Ipal::getData($idPelaporan);

        $data = [];
        foreach ($dataIpal as $row) {
            $data[] = [
                $row->nomor,
                $row->nama,
                0,
                0,
                0,
                0,
                $row->id
            ];
        }

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

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

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

        if ($request->has('action')) {
            try {
                $pelaporan = Pelaporan::findOrFail($idPelaporan);
                $idrefperusahaan = $pelaporan->idrefperusahaan;

                if ($request->filled('nomor') && $request->filled('nama')) {
                    DB::beginTransaction();

                    try {
                        $dataRefIpal = [
                            'PerusahaanId' => $idrefperusahaan,
                            'Nomor' => $request->input('nomor'),
                            'Nama' => $request->input('nama'),
                            'Lampiran' => '',
                            'IzinTerbit' => '0000-00-00',
                            'IzinHabis' => '0000-00-00',
                            'Sumber' => '',
                            'Kapasitas' => 0,
                            'Teknologi' => '',
                            'BadanAir' => '',
                            'IsPublish' => '0'
                        ];

                        $idRefIpal = Ipal::insertRefIpal($dataRefIpal);
                        $dataMcIpal = [
                            'PelaporanId' => $idPelaporan,
                            'RefIpalId' => $idRefIpal,
                            'Nomor' => $request->input('nomor'),
                            'Nama' => $request->input('nama'),
                            'Lampiran' => '',
                            'IzinTerbit' => '0000-00-00',
                            'IzinHabis' => '0000-00-00',
                            'Sumber' => '',
                            'Kapasitas' => 0,
                            'Teknologi' => '',
                            'BadanAir' => ''
                        ];
                        Ipal::insertMcIpal($dataMcIpal);

                        $this->_updateRerataSyaratTeknis($idPelaporan);
                        $this->_updateNilaiA6($idPelaporan);
                        $this->_updateNilaiA7($idPelaporan);
                        $this->_updateNilaiSpl($idPelaporan);

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

                        // Log activity
                        $perusahaan = Pelaporan::getPerusahaan($idrefperusahaan);
                        $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun .
                                    ' - Periode ' . $pelaporan->periode . ' - Nama IPAL ' . $dataMcIpal['Nama'];

                        DB::commit();

                        Log::info('LOG_CREATE', ['message' => $aktivitas, 'module' => 'pelaporan']);

                        $response = ['message' => 'Data IPAL Berhasil Disimpan', 'status' => 'success'];
                        return response()->json($response);

                    } catch (\Exception $e) {
                        DB::rollBack();
                        Log::error('Error adding IPAL: ' . $e->getMessage(), [
                            'pelaporan_id' => $idPelaporan,
                            'module' => 'pelaporan'
                        ]);

                        $response = ['message' => 'Gagal menyimpan data IPAL: ' . $e->getMessage(), 'status' => 'error'];
                        return response()->json($response);
                    }
                } else {
                    $response = ['message' => 'Nomor atau Nama IPAL belum diisi', 'status' => 'error'];
                    return response()->json($response);
                }
            } catch (\Exception $e) {
                Log::error('Error processing IPAL request: ' . $e->getMessage(), [
                    'pelaporan_id' => $idPelaporan,
                    'module' => 'pelaporan'
                ]);

                $response = ['message' => 'Terjadi kesalahan saat memproses data: ' . $e->getMessage(), 'status' => 'error'];
                return response()->json($response);
            }
        } else {
            $data['PelaporanId'] = $idPelaporan;
            return view('pelaporan.ipal.index', $data);
        }
    }

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

        if ($request->has('action')) {
            if ($request->filled('nomor') && $request->filled('nama')) {
                $data = [
                    'Nomor' => $request->input('Nomor'),
                    'Nama' => $request->input('nNama')
                ];

                Ipal::editMcIpal($idMcIpal, $data);

                if ($request->has('ref_save')) {
                    $idRefIpal = Ipal::getOneBy(['id' => $idMcIpal])->idrefipal;
                    Ipal::editRefIpal($idRefIpal, $data);
                }

                // Log activity
                $idmcpelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
                $pelaporan = Pelaporan::findOrFail($idmcpelaporan);
                $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
                $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun .
                            ' - Periode ' . $pelaporan->periode . ' - Nama IPAL ' . $data['nama'];

                Log::info('LOG_EDIT', ['message' => $aktivitas, 'module' => 'pelaporan']);

                $response = ['message' => 'Data IPAL berhasil diubah', 'status' => 'success'];
            } else {
                $response = ['message' => 'Nomor atau Nama IPAL belum diisi', 'status' => 'error'];
            }

            return response()->json($response);
        } else {
            $dataIpal = Ipal::getOneBy(['id' => $idMcIpal]);

            $data = [
                'idmcipal' => $idMcIpal,
                'nomor' => $dataIpal->nomor,
                'nama' => $dataIpal->nama
            ];

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

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

        if ($request->has('action')) {
            $idRefIpal = Ipal::getOneBy(['id' => $idMcIpal])->idrefipal;

            // Get data for logging
            $idmcpelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
            $pelaporan = Pelaporan::findOrFail($idmcpelaporan);
            $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
            $namaIpal = Ipal::getOneBy(['id' => $idMcIpal])->nama;

            // Delete IPAL
            Ipal::deleteMcIpal($idMcIpal);

            if ($request->has('ref_delete')) {
                Ipal::disableRefIpal($idRefIpal);
            }

            // Delete IPAL parameters, hasil uji and lampiran
            IpalParameter::deleteMcIpalParam(['idmcipal' => $idMcIpal]);
            Ipal::deleteHasilUji(['idmcipal' => $idMcIpal]);
            Ipal::deleteLampiranHasilUji(['idmcipal' => $idMcIpal]);

            // Delete nilai komponen for syarat teknis
            Ipal::deleteNilaiKomponen(['idmcipal' => $idMcIpal]);

            // Delete lampiran for komponen syarat teknis
            Lampiran::deleteFile(['idmcipal' => $idMcIpal]);

            // Delete lampiran files
            $notAllowedChar = [' ', '.', '/', '-', ',', ':'];
            $noInduk = $perusahaan->nomorinduk;
            $tahun = $pelaporan->tahun;
            $periode = strtolower(str_replace($notAllowedChar, '_', $pelaporan->periode));
            $urlLampiran = 'data_perusahaan/' . $noInduk . '/lampiran' . '/' . 'al' . '/' . $tahun . '_' . $periode . '/' . str_replace($notAllowedChar, '_', $namaIpal) . '/';

            $this->_recursiveRmdir(storage_path('app/public/' . $urlLampiran));

            // Update values
            $this->_updateRerataSyaratTeknis($idmcpelaporan);
            $this->_updateNilaiA6($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;

            Log::info('LOG_DELETE', ['message' => $aktivitas, 'module' => 'pelaporan']);

            $response = ['message' => 'Data IPAL berhasil dihapus', 'status' => 'success'];
            return response()->json($response);
        } else {
            $dataIpal = Ipal::getOneBy(['id' => $idMcIpal]);

            $data = [
                'idmcipal' => $idMcIpal,
                'nomor' => $dataIpal->nomor,
                'nama' => $dataIpal->nama
            ];

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

    /**
     * Edit persyaratan teknis.
     *
     * @param Request $request
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function syaratTeknis(Request $request, $idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.view')) {
            abort(403);
        }

        $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
        $idmcpelaporan = $ipal->idmcpelaporan;
        $pelaporan = Pelaporan::findOrFail($idmcpelaporan);

        $data = [
            'nama_ipal' => $ipal->nama,
            'idmcipal' => $idMcIpal
        ];

        if ($request->has('action')) {
            $dataHasil = $request->input('hasil');

            if ($dataHasil) {
                foreach ($dataHasil as $refkomponen => $refhasil) {
                    $nilai = Ipal::getNilaiByIdRefHasil($refhasil);

                    $filter = [
                        'idmcpelaporan' => $idmcpelaporan,
                        'idrefkomponen' => $refkomponen,
                        'idmcipal' => $idMcIpal
                    ];

                    $dataUpdate = [
                        'idrefhasil' => $refhasil,
                        'nilai' => $nilai
                    ];

                    Ipal::updateNilaiSyaratTeknis($filter, $dataUpdate);
                }

                $this->_updateRerataSyaratTeknis($idmcpelaporan);
                $this->_updateNilaiSkl($idmcpelaporan);
            }

            $response = ['message' => 'Persyaratan Teknis berhasil Disimpan', 'status' => 'success'];
            return response()->json($response);
        } else {
            $idrefpelaporan = 2;

            $dataTable = Komponen::getDataRef($idrefpelaporan);
            unset($dataTable['data'][0]);
            unset($dataTable['data'][3]);

            $daftarKomponen = [];
            foreach ($dataTable['data'] as $key => $c) {
                foreach ($c['komponen'] as $kex => $x) {
                    $daftarKomponen[] = $kex;
                }
            }

            $allNilaiKomponen = [];
            foreach ($daftarKomponen as $komponen) {
                $idkomponen = Ipal::getIdRefKomponen($komponen);
                $filterKomponen = [
                    'idmcpelaporan' => $idmcpelaporan,
                    'idrefkomponen' => $idkomponen,
                    'idmcipal' => $idMcIpal
                ];

                $nilaiKomponen = Ipal::getNilaiKomponen($filterKomponen);
                $allNilaiKomponen[$komponen] = $nilaiKomponen;
            }

            $data['nilai_komponen'] = $allNilaiKomponen;
            $data['rowspan_1'] = $dataTable['total_rows'] + 1;
            $data['data_table'] = $dataTable['data'];
            $data['idmcpelaporan'] = $idmcpelaporan;
            $data['idrefpelaporan'] = $idrefpelaporan;

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

    /**
     * Add data pendukung.
     *
     * @param Request $request
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function addDataPendukung(Request $request, $idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.view')) {
            abort(403);
        }

        if ($request->has('action')) {
            $validator = Validator::make($request->all(), [
                'nomor' => 'required|string',
                'lintang' => 'required|string',
                'bujur' => 'required|string'
            ]);

            if ($validator->passes()) {
                $data = [
                    'nomor' => $request->input('nomor'),
                    'izin_terbit' => $request->filled('izin_terbit') ? date('Y-m-d', strtotime($request->input('izin_terbit'))) : '0000-00-00',
                    'izin_habis' => $request->filled('izin_habis') ? date('Y-m-d', strtotime($request->input('izin_habis'))) : '0000-00-00',
                    'kapasitas' => $request->input('kapasitas'),
                    'sumber' => $request->input('sumber'),
                    'teknologi' => $request->input('teknologi'),
                    'badanair' => $request->input('badanair'),
                    'debit_maksimum' => $request->input('debitmax') == '' ? null : $request->input('debitmax'),
                    'lintang' => $request->input('lintang') == '' ? null : $request->input('lintang'),
                    'bujur' => $request->input('bujur') == '' ? null : $request->input('bujur')
                ];

                $pathLampiran = '';
                if ($request->hasFile('lampiran')) {
                    $pathLampiran = $this->_uploadFile($idMcIpal, $request->file('lampiran'));

                    if ($pathLampiran != 'max filesize exceeded') {
                        $data['lampiran'] = $pathLampiran;
                    }
                }

                Ipal::editMcIpal($idMcIpal, $data);

                if ($request->has('ref_save')) {
                    $idRefIpal = Ipal::getOneBy(['id' => $idMcIpal])->idrefipal;
                    Ipal::editRefIpal($idRefIpal, $data);
                }

                // Log activity
                $idmcpelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
                $pelaporan = Pelaporan::findOrFail($idmcpelaporan);
                $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
                $namaIpal = Ipal::getOneBy(['id' => $idMcIpal])->nama;
                $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun .
                            ' - Periode ' . $pelaporan->periode . ' - Data Pendukung IPAL ' . $namaIpal;

                Log::info('LOG_EDIT', ['message' => $aktivitas, 'module' => 'pelaporan']);

                if ($pathLampiran == 'max filesize exceeded') {
                    $response = ['message' => 'Ukuran file lampiran melebihi 20 MB. Lampiran tidak tersimpan.', 'status' => 'error'];
                } else {
                    $response = ['message' => 'Berhasil menambah data pendukung', 'status' => 'success'];
                }

                return response()->json($response);
            } else {
                return response()->json([
                    'error' => [
                        'type' => 'validation',
                        'messages' => $validator->errors()
                    ]
                ]);
            }
        } else {
            $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
            $data = [
                'nama_lampiran' => '',
                'data_ipal' => $ipal,
                'idmcipal' => $idMcIpal
            ];

            if ($ipal) {
                $lampiranPath = $ipal->lampiran;

                if ($lampiranPath && File::exists(public_path($lampiranPath))) {
                    $listLampiranPath = explode('/', $lampiranPath);
                    $namaLampiran = end($listLampiranPath);
                    $data['nama_lampiran'] = $namaLampiran;
                    $data['url_lampiran'] = url($lampiranPath);
                    $data['ukuran_lampiran'] = $this->_formatBytes(File::size(public_path($lampiranPath)));
                }
            }

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

    /**
     * Delete lampiran data pendukung.
     *
     * @param Request $request
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response|\Illuminate\Http\JsonResponse
     */
    public function deleteLampiranDataPendukung(Request $request, $idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        $data['idmcipal'] = $idMcIpal;

        if ($request->has('action')) {
            $dataIpal = Ipal::getOneBy(['id' => $idMcIpal]);

            Ipal::editMcIpal($idMcIpal, ['lampiran' => '']);

            if ($request->has('ref_delete')) {
                $idRefIpal = Ipal::getOneBy(['id' => $idMcIpal])->idrefipal;
                Ipal::editRefIpal($idRefIpal, ['lampiran' => '']);
            }

            $response = ['message' => 'Lampiran data pendukung berhasil dihapus', 'status' => 'success'];
            return response()->json($response);
        } else {
            return view('pelaporan.ipal.delete_lampiran_data_pendukung', $data);
        }
    }

    /**
     * Show hasil uji form.
     *
     * @param int $idMcIpal
     * @return \Illuminate\Http\Response
     */
    public function hasilUji($idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.view')) {
            abort(403);
        }

        $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
        $pelaporan = Pelaporan::findOrFail($ipal->idmcpelaporan);

        $data = [
            'idmcipal' => $idMcIpal,
            'nama_ipal' => $ipal->nama
        ];

        $listParam = IpalParameter::getData($idMcIpal);

        $nilaiHasilUji = [];
        $bebanEmisi = [];

        foreach ($listParam as $row) {
            $nilai = Ipal::getNilaiHasilUji($pelaporan->idrefperusahaan, $pelaporan->tahun, $row->idrefipal_parameter);
            $hasilUji = [];
            $bebanEmisiParameter = [];

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

            $hasilUji = [];
            $hasilUji['bakumutu'] = $bakumutu;

            foreach ($nilai as $item) {
                $hasilUji[$item->bulan] = $item->nilai;
                $bebanEmisiParameter[$item->bulan] = $item->bebanemisi;
            }

            $nilaiHasilUji[$row->id] = $hasilUji;
            $bebanEmisi[$row->id] = $bebanEmisiParameter;
        }

        $lampiranExists = [];
        $debit = [];

        for ($i = 1; $i <= 12; $i++) {
            $allLampiran = Ipal::getLampiranHasilUji([
                'b.idrefipal' => $ipal->idrefipal,
                'a.idrefperusahaan' => $pelaporan->idrefperusahaan,
                'a.bulan' => $this->_mcMonth($i),
                'a.tahun' => $pelaporan->tahun
            ]);

            $lampiranExists[$i-1] = false;

            if ($allLampiran) {
                foreach ($allLampiran as $lampiran) {
                    if (File::exists($lampiran->dokumen)) {
                        $lampiranExists[$i-1] = true;
                        break;
                    }
                }
            }

            $debit[$i] = Ipal::getDebitBy([
                'b.idrefipal' => $ipal->idrefipal,
                'a.idrefperusahaan' => $pelaporan->idrefperusahaan,
                'a.bulan' => $this->_mcMonth($i),
                'a.tahun' => $pelaporan->tahun
            ]);
        }

        $data['periode'] = $pelaporan->idrefperiodepelaporan;
        $data['tahun'] = $pelaporan->tahun;
        $data['params'] = $listParam;
        $data['hasiluji'] = $nilaiHasilUji;
        $data['bebanemisi'] = $bebanEmisi;
        $data['lampiran'] = $lampiranExists;
        $data['debit'] = $debit;
        $data['debitmax'] = $ipal->debit_maksimum ? $ipal->debit_maksimum : 0;

        $hasilUjiEmpty = true;
        if ($ipal && $ipal->lintang && $ipal->bujur) {
            $hasilUjiEmpty = false;
        }

        $data['hasil_uji_empty'] = $hasilUjiEmpty;

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

    /**
     * Save hasil uji.
     *
     * @param Request $request
     * @param int $idMcIpal
     * @return \Illuminate\Http\JsonResponse
     */
    public function saveHasilUji(Request $request, $idMcIpal)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
        $periode = Pelaporan::findOrFail($ipal->idmcpelaporan)->idrefperiodepelaporan;

        $params = Ipal::getNamaParam($idMcIpal);

        $bulanAwal = (($periode - 1) * 3) + 1;

        $nilaiParam = $request->input('param');
        $debit = $request->input('debit');
        $nilaiExist = false;

        foreach ($params as $row) {
            for ($i = 0; $i < 3; $i++) {
                $bulan = $bulanAwal + $i;

                $nilai = null;
                if (isset($nilaiParam[$row->id][$bulan]) && $nilaiParam[$row->id][$bulan] != '') {
                    $nilai = $nilaiParam[$row->id][$bulan];
                    $nilaiExist = true;
                }

                $bebanEmisi = null;
                if ($nilai !== null && is_numeric($nilai) && isset($debit[$bulan]) && $debit[$bulan] && $row->batasemisi !== null) {
                    $bebanEmisi = ($debit[$bulan] * $nilai) / 1000;
                }

                $data = [
                    'nilai' => $nilai,
                    'debit' => (isset($debit[$bulan]) && $debit[$bulan] != '') ? $debit[$bulan] : null,
                    'bebanemisi' => $bebanEmisi
                ];

                Ipal::updateHasilUji($row->id, $this->_mcMonth($bulan), $data);
            }
        }

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

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

        // Update mcverifikasi table
        if ($nilaiExist) {
            $filter = [
                'idmcpelaporan' => $ipal->idmcpelaporan,
                'idrefpelaporan' => 2
            ];

            $dataUpdate = [
                'verifikasi' => 1,
                'tanggal' => now()->format('Y-m-d H:i:s'),
                'oleh' => Auth::id()
            ];

            Pelaporan::updateStatusVerifikasi($filter, $dataUpdate);
        }

        // Log activity
        $idmcpelaporan = Ipal::getOneBy(['id' => $idMcIpal])->idmcpelaporan;
        $pelaporan = Pelaporan::findOrFail($idmcpelaporan);
        $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
        $namaIpal = $ipal->nama;
        $aktivitas = 'Pelaporan AL - ' . $perusahaan->nama . ' - Tahun ' . $pelaporan->tahun .
                    ' - Periode ' . $pelaporan->periode . ' - Nama IPAL ' . $namaIpal . ' - Data Hasil Uji Lab';

        Log::info('LOG_EDIT', ['message' => $aktivitas, 'module' => 'pelaporan']);

        $response = ['message' => 'Data Hasil Uji Berhasil Disimpan', 'status' => 'success'];
        return response()->json($response);
    }

    /**
     * Check lampiran hasil uji.
     *
     * @param int $idMcIpal
     * @param int $bulan
     * @return \Illuminate\Http\JsonResponse
     */
    public function cekLampiranHasilUji($idMcIpal, $bulan)
    {
        $ipal = Ipal::getOneBy(['id' => $idMcIpal]);
        $pelaporan = Pelaporan::findOrFail($ipal->idmcpelaporan);
        $idrefperusahaan = $pelaporan->idrefperusahaan;

        $allLampiran = Ipal::getLampiranHasilUji([
            'a.idmcipal' => $idMcIpal,
            'a.idrefperusahaan' => $idrefperusahaan,
            'a.bulan' => $this->_mcMonth($bulan)
        ]);

        $response = ['lampiran' => false];

        if ($allLampiran) {
            foreach ($allLampiran as $lampiran) {
                if (File::exists($lampiran->dokumen)) {
                    $response['lampiran'] = true;
                    break;
                }
            }
        }

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

    /**
     * Synchronize IPAL data.
     *
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse
     */
    public function sinkronisasiIpal(Request $request)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        $idmcpelaporan = $request->input('id');

        $allIpal = Ipal::getData($idmcpelaporan);
        $pelaporan = Pelaporan::findOrFail($idmcpelaporan);
        $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);
        $allRefIpal = Ipal::getRefIpal($pelaporan->idrefperusahaan);

        // Delete all mcipal
        $notAllowedChar = [' ', '.', '/', '-', ',', ':'];
        $noInduk = $perusahaan->nomorinduk;
        $tahun = $pelaporan->tahun;
        $periode = strtolower(str_replace($notAllowedChar, '_', $pelaporan->periode));
        $bulanAwal = (($pelaporan->idrefperiodepelaporan - 1) * 3) + 1;

        foreach ($allIpal as $ipal) {
            $idmcipal = $ipal->id;

            // Delete ipal parameter, nilai hasiluji dan lampiran hasil uji
            IpalParameter::deleteMcIpalParam(['idmcipal' => $idmcipal]);
            Ipal::deleteHasilUji(['idmcipal' => $idmcipal]);
            Ipal::deleteLampiranHasilUji(['idmcipal' => $idmcipal]);

            // Delete nilai komponen-komponen syarat teknis
            Ipal::deleteNilaiKomponen(['idmcipal' => $idmcipal]);

            // Delete lampiran komponen-komponen syarat teknis
            Lampiran::deleteFile(['idmcipal' => $idmcipal]);

            // Delete lampiran files
            $namaIpal = Ipal::getOneBy(['id' => $idmcipal])->nama;
            $urlLampiran = 'data_perusahaan/' . $noInduk . '/lampiran' . '/' . 'al' . '/' . $tahun . '_' . $periode . '/' . str_replace($notAllowedChar, '_', $namaIpal) . '/';

            $this->_recursiveRmdir(storage_path('app/public/' . $urlLampiran));

            Ipal::deleteMcIpal($idmcipal);
        }

        // Add mcipal from refipal
        $allRefIpal = Ipal::getRefIpal($pelaporan->idrefperusahaan);
        foreach ($allRefIpal as $refipal) {
            // Add ipal
            $insertData = [
                'idmcpelaporan' => $idmcpelaporan,
                'idrefipal' => $refipal->id,
                'nomor' => $refipal->nomor,
                'nama' => $refipal->nama,
                'lampiran' => $refipal->lampiran,
                'izin_terbit' => $refipal->izin_terbit,
                'izin_habis' => $refipal->izin_habis,
                'sumber' => $refipal->sumber,
                'kapasitas' => $refipal->kapasitas,
                'teknologi' => $refipal->teknologi,
                'badanair' => $refipal->badanair
            ];

            $idmcipal = Ipal::insertMcIpal($insertData);

            // Add parameter ipal
            $refipalParam = IpalParameter::getRefIpalParam($refipal->id);
            foreach ($refipalParam as $row) {
                $dataMcIpalParam = [
                    'idmcipal' => $idmcipal,
                    'idrefipal_parameter' => $row->id,
                    'nama' => $row->nama,
                    'satuan' => $row->satuan,
                    'bakumutu_jenis' => $row->bakumutu_jenis,
                    'bakumutu_nilai1' => $row->bakumutu_nilai1,
                    'bakumutu_nilai2' => $row->bakumutu_nilai2,
                    'batasemisi' => $row->batasemisi
                ];

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

                // Insert data to mchasiluji_al
                $dataHasilUji = [];
                for ($i = 0; $i < 3; $i++) {
                    $dataHasilUji[] = [
                        'idmcipal' => $idmcipal,
                        'tahun' => $pelaporan->tahun,
                        'idrefperusahaan' => $pelaporan->idrefperusahaan,
                        'idmcipal_parameter' => $idmcipalParam,
                        'bulan' => $this->_mcMonth($bulanAwal + $i)
                    ];
                }

                Ipal::insertHasilUji($dataHasilUji);
            }
        }

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

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

        $response = ['message' => 'Sinkronisasi Berhasil', 'status' => 'success'];
        return response()->json($response);
    }

    /**
     * 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;
        }

        $nilaiA6 = count($allIpal) ? $jmlNilaiIpal / count($allIpal) : 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)
    {
        $nilaiA7 = Ipal::getNilaiA7($idmcpelaporan);
        $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' && $param->batasemisi) {
                    if ($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++;
                        }
                    }
                }
            }
        }

        $totalParam = $jmlParam * 3;
        $melebihiBakumutuEmisi = $totalParam - $memenuhiBakumutu - $memenuhiBatasEmisi;
        $nilaiSpl = $totalParam ? 100 - (($melebihiBakumutuEmisi / $totalParam) * 100) : 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 && $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);
    }

    /**
     * Update rerata syarat teknis.
     *
     * @param int $idmcpelaporan
     * @return void
     */
    private function _updateRerataSyaratTeknis($idmcpelaporan)
    {
        $daftarKomponen = ['A1', 'A2', 'A3', 'A4', 'A5'];

        foreach ($daftarKomponen as $komponen) {
            $idkomponen = Ipal::getIdRefKomponen($komponen);

            // Calculate average for each component
            $nilaiKomponen = Ipal::getNilaiSyaratTeknis([
                'idmcpelaporan' => $idmcpelaporan,
                'idrefkomponen' => $idkomponen,
                'idmcipal !=' => null
            ]);

            $jmlNilai = 0;
            foreach ($nilaiKomponen as $row) {
                $jmlNilai += $row->nilai;
            }

            $jmlIpal = count(Ipal::getData($idmcpelaporan));
            $rerataNilai = $jmlIpal ? $jmlNilai / $jmlIpal : 0;

            // Update average for each component
            $filter = [
                'idmcpelaporan' => $idmcpelaporan,
                'idrefkomponen' => $idkomponen,
                'idmcipal' => null
            ];

            $dataUpdate = [
                'idrefhasil' => 0,
                'nilai' => $rerataNilai
            ];

            Ipal::updateNilaiSyaratTeknis($filter, $dataUpdate);
        }
    }

    /**
     * Upload file.
     *
     * @param int $idMcIpal
     * @param \Illuminate\Http\UploadedFile $file
     * @return string
     */
    private function _uploadFile($idMcIpal, $file)
    {
        // Check authorization
        if (!Gate::allows('pelaporan.edit')) {
            abort(403);
        }

        $dataIpal = Ipal::getOneBy(['id' => $idMcIpal]);
        $pelaporan = Pelaporan::findOrFail($dataIpal->idmcpelaporan);
        $perusahaan = Pelaporan::getPerusahaan($pelaporan->idrefperusahaan);

        $notAllowedChar = [' ', '.', '/', '-', ',', ':'];

        $noInduk = $perusahaan->nomorinduk;
        $tahun = $pelaporan->tahun;
        $periode = strtolower(str_replace($notAllowedChar, '_', $pelaporan->periode));
        $noIpal = $dataIpal->nomor;

        $dirUpload = 'data_perusahaan/' . $noInduk . '/lampiran' . '/' . 'al' . '/' . 'A6' . '/' . $tahun . '_' . $periode . '/data_pendukung' . '/' . $noIpal . '/';

        // Create directory if it doesn't exist
        if (!Storage::disk('public')->exists($dirUpload)) {
            Storage::disk('public')->makeDirectory($dirUpload, 0777, true);
        }

        $filesize = $file->getSize();

        // If filesize > 20 MB
        if ($filesize / pow(1024, 2) > 20) {
            return 'max filesize exceeded';
        }

        $name = $file->getClientOriginalName();
        $ext = $file->getClientOriginalExtension();
        $baseName = pathinfo($name, PATHINFO_FILENAME);
        $newName = $baseName . '_' . date('Ymd_His') . '.' . $ext;

        // Delete old file if exists
        if ($dataIpal->lampiran && Storage::disk('public')->exists($dataIpal->lampiran)) {
            Storage::disk('public')->delete($dataIpal->lampiran);
        }

        // Store new file
        $path = $file->storeAs($dirUpload, $newName, 'public');

        return $path;
    }

    /**
     * Recursively remove directory.
     *
     * @param string $dir
     * @return void
     */
    private function _recursiveRmdir($dir)
    {
        if (is_dir($dir)) {
            $objects = scandir($dir);
            foreach ($objects as $object) {
                if ($object != "." && $object != "..") {
                    if (filetype($dir . "/" . $object) == "dir") {
                        $this->_recursiveRmdir($dir . "/" . $object);
                    } else {
                        unlink($dir . "/" . $object);
                    }
                }
            }
            reset($objects);
            rmdir($dir);
        }
    }

    /**
     * Format bytes to human readable format.
     *
     * @param int $bytes
     * @param int $precision
     * @return string
     */
    private function _formatBytes($bytes, $precision = 2)
    {
        $units = ['B', 'KB', 'MB', 'GB', 'TB'];
        $bytes = max($bytes, 0);
        $pow = floor(($bytes ? log($bytes) : 0) / log(1024));
        $pow = min($pow, count($units) - 1);

        $bytes /= pow(1024, $pow);

        return round($bytes, $precision) . ' ' . $units[$pow];
    }

    /**
     * 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] ?? '';
    }
}