@include('components.theme.pages.header')
<section>
    <div class="row mb-4">
        <div class="col-md-12">
            <div class="card shadow">
                <div class="card-header d-flex align-items-center">
                    <h6 class="m-0 text-primary">Data Ranking</h6>
                    <a href="{{ app_url('dashboard') }}" class="ml-auto btn btn-sm btn-primary">Kembali</a>
                </div>
                <div class="card-body">
                    @if (\App\Models\BobotKriteria::count() == 0)
                        <div class="alert alert-danger" role="alert">
                            <h4 class="alert-heading">Peringatan!</h4>
                            <p>Data bobot kriteria masih kosong. Silahkan perbandingan kriteria terlebih dahulu atau tekan tombol "Perbandingan Kriteria" dibawah ini!</p>
                            <hr>
                            <div class="clearfix">
                                <a href="{{ app_url('analisa-kriteria') }}" class="btn btn-primary float-right">Perbandingan Kriteria</a>
                            </div>
                        </div>
                    @elseif(\App\Models\BobotAlternatif::count() == 0)
                    <div class="alert alert-danger " role="alert">
                        <h4 class="alert-heading">Peringatan!</h4>
                        <p>Data bobot alternatif masih kosong. Silahkan perbandingan alternatif terlebih dahulu atau tekan tombol "Perbandingan Alternatif" dibawah ini!</p>
                        <hr>
                        <div class="clearfix">
                            <a href="{{ app_url('analisa-alternatif-form') }}" class="btn btn-primary float-right">Perbandingan Alternatif</a>
                        </div>
                    </div>
                    @else
                    <?php
                    $nilai = array();
                    $jumlah_alternatif = \App\Models\Alternatif::count();
                    $jumlah_kriteria = \App\Models\Kriteria::count();

                    // Mendapatkan Nilai Alternatif
                    for ($x = 0; $x <= ($jumlah_alternatif - 1); $x++) {
                        // Inisialisasi
                        $nilai[$x] = 0;

                        for ($y = 0; $y <= ($jumlah_kriteria - 1); $y++) {
                            $id_alternatif = getAlternatifId($x);
                            $id_kriteria = getKriteriaId($y);

                            $pv_alternatif = optional(\App\Models\BobotAlternatif::where('id_alternatif', $id_alternatif)->where('id_kriteria', $id_kriteria)->first())->nilai;
                            $pv_kriteria = optional(\App\Models\BobotKriteria::where('id_kriteria', $id_kriteria)->first())->nilai;

                            $nilai[$x] += ($pv_alternatif * $pv_kriteria);
                        }
                    }

                    // Update Nilai Ranking
                    for ($i = 0; $i <= ($jumlah_alternatif - 1); $i++) {
                        $id_alternatif = getAlternatifId($i);
                        insertRanking($id_alternatif, $nilai[$i]);
                    }
                    ?>

                    <h4 class="mb-3">Matriks Perbandingan Berpasangan</h4>
                    <div class="table-responsive">
                        <table class="table table-bordered">
                            <thead class="thead-light">
                                <tr>
                                <th class="text-center">Overakll Composite Height</th>
                                <th class="text-center">Priority Vector (rata-rata)</th>
                                <?php
                                for ($i = 0; $i <= ($jumlah_alternatif - 1); $i++) {
                                    echo "<th class='text-center'>" . getAlternatifNama($i) . "</th>";
                                }
                                ?>
                                </tr>
                            </thead>
                            <tbody>
                                <?php
                                for ($x = 0; $x <= ($jumlah_kriteria - 1); $x++) {
                                echo "<tr>";
                                echo "<td class='font-weight-bold'>" . getKriteriaNama($x) . "</td>";
                                echo "<td class='text-center font-weight-bold'>" . round(getKriteriaPV(getKriteriaId($x)), 5) . "</td>";
                                for ($y = 0; $y <= ($jumlah_alternatif - 1); $y++) {
                                    $hasil = getAlternatifPV(getAlternatifId($y), getKriteriaId($x)) * getKriteriaPV(getKriteriaId($x));
                                    echo "<td class='text-center'>" . round($hasil, 5) . "</td>";
                                }
                                echo "</tr>";
                                }
                                ?>
                            </tbody>
                            <tfoot class="thead-light">
                                <tr>
                                <th colspan="2" class="text-center">Total</th>
                                <?php
                                for ($i = 0; $i <= ($jumlah_alternatif - 1); $i++) {
                                    echo "<th class='text-center'>" . round($nilai[$i], 5) . "</th>";
                                }
                                ?>
                                </tr>
                            </tfoot>
                        </table>
                    </div>

                    <h4 class="mt-2 mb-3">Perangkingan</h4>
                    <div class="table-responsive">
                        <table class="table table-bordered">
                            <thead class="thead-light">
                                <tr>
                                <th class="text-center" width="10%">Peringkat</th>
                                <th class="text-center">Alternatif</th>
                                <th class="text-center" width="20%">Nilai</th>
                                </tr>
                            </thead>
                            <tbody>
                                <?php
                                $no = 1;
                                foreach(\App\Models\Ranking::orderBy('skor_bobot', 'desc')->get() as $rank) : ?>
                                <tr>
                                    <td class="text-center">{{ $no++ }}</td>
                                    <td>{{ $rank->account->nama_alternatif }}</td>
                                    <td class="text-center font-weight-bold">{{ number_format($rank->skor_bobot,6) }}</td>
                                </tr>
                                <?php endforeach ?>
                            </tbody>
                        </table>
                    </div>
                    @endif
                </div>
            </div>
        </div>
    </div>
</section>
@include('components.theme.pages.footer')