@extends('layouts.app')

@section('tajuk', 'Dashboard Kehadiran KTM')

@section('kandungan')
    <div class="stat-grid" id="stat-grid">
        <div class="stat">
            <div class="nilai">{{ $jumlahSemua }}</div>
            <div class="label">Jumlah KTM</div>
        </div>
        <div class="stat">
            <div class="nilai" style="color: var(--hijau)">{{ $jumlahHadir }}</div>
            <div class="label">Hadir</div>
        </div>
        <div class="stat">
            <div class="nilai" style="color: var(--merah)">{{ $jumlahBelum }}</div>
            <div class="label">Belum Hadir</div>
        </div>
    </div>

    <div class="kad">
        <form method="GET" action="{{ route('dashboard') }}" id="borang-tapis">
            <div style="display:grid; grid-template-columns:repeat(auto-fit, minmax(180px, 1fr)); gap:0 0.75rem;">
                @if (auth()->user()->isSuperadmin())
                    <div>
                        <label for="dun_id">DUN</label>
                        <select id="dun_id" name="dun_id" onchange="this.form.submit()">
                            <option value="">— Semua DUN —</option>
                            @foreach ($senaraiDun as $dun)
                                <option value="{{ $dun->id }}" @selected($dunId == $dun->id)>
                                    {{ $dun->code }} — {{ $dun->nama }}
                                </option>
                            @endforeach
                        </select>
                    </div>
                @endif

                <div>
                    <label for="q">Cari Nama / No. KP</label>
                    <input type="text" id="q" name="q" value="{{ request('q') }}" placeholder="Nama KTM atau No. KP">
                </div>

                <div>
                    <label for="pusat_id">Pusat Mengundi</label>
                    <select id="pusat_id" name="pusat_id">
                        <option value="">— Semua Pusat —</option>
                        @foreach ($senaraiPusat as $pusat)
                            <option value="{{ $pusat->id }}" @selected(request('pusat_id') == $pusat->id)>
                                {{ $pusat->nama }}
                            </option>
                        @endforeach
                    </select>
                </div>

                <div>
                    <label for="status">Status</label>
                    <select id="status" name="status">
                        <option value="">— Semua Status —</option>
                        <option value="belum" @selected(request('status') === 'belum')>Belum Hadir</option>
                        <option value="hadir" @selected(request('status') === 'hadir')>Hadir</option>
                    </select>
                </div>
            </div>

            <div class="baris-tindakan">
                <button type="submit" class="btn">Cari / Tapis</button>
                <a href="{{ route('dashboard') }}" class="btn btn-luar">Set Semula</a>
                <a href="{{ route('kehadiran.eksport', array_filter(['dun_id' => auth()->user()->isSuperadmin() ? $dunId : null])) }}"
                   class="btn btn-hijau">⬇ Muat Turun Excel</a>
            </div>
        </form>
    </div>

    <div class="kad" style="padding:0;" id="senarai-ktm">
        <div class="jadual-kepala">
            <h2 class="tajuk-jadual mb-0">Senarai KTM (Ketua Tempat Mengundi)</h2>
        </div>

        <div class="jadual-bekas">
            <table class="jadual jadual-responsif">
                <thead>
                    <tr>
                        <th>Bil</th>
                        <th>Pusat Mengundi</th>
                        <th>Saluran</th>
                        <th>Nama</th>
                        <th>No. KP</th>
                        <th>No. Telefon</th>
                        <th>Jawatan</th>
                        <th>Status</th>
                        <th>Tindakan</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse ($assignments as $i => $a)
                        @php
                            $rekod = $kehadiran->get($a->id);
                            $p = $a->permohonan;
                        @endphp
                        <tr class="baris-data">
                            <td data-label="Bil">{{ $i + 1 }}</td>
                            <td data-label="Pusat Mengundi">{{ $a->pusatMengundi?->nama ?? '-' }}</td>
                            <td data-label="Saluran">{{ $a->saluran ? 'Saluran ' . $a->saluran->nombor_saluran : '-' }}</td>
                            <td data-label="Nama"><strong>{{ $p?->nama_ic ?? '-' }}</strong></td>
                            <td data-label="No. KP">{{ $p?->no_kp ?? '-' }}</td>
                            <td data-label="No. Telefon">{{ $p?->no_telefon ?? '-' }}</td>
                            <td data-label="Jawatan">{{ $a->jawatan?->nama ?? '-' }}</td>
                            <td data-label="Status">
                                @if ($rekod)
                                    <span class="lencana lencana-hijau">HADIR</span>
                                    <div class="teks-kecil">{{ $rekod->hadir_at->format('d/m/Y h:i A') }}</div>
                                @else
                                    <span class="lencana lencana-merah">BELUM HADIR</span>
                                @endif
                            </td>
                            <td data-label="Tindakan">
                                <div class="baris-tindakan">
                                    @if ($rekod)
                                        <form method="POST" action="{{ route('kehadiran.batal', $a->id) }}"
                                              onsubmit="return confirm('Batalkan rekod kehadiran {{ $p?->nama_ic }}?');">
                                            @csrf
                                            @method('DELETE')
                                            <button type="submit" class="btn btn-kecil btn-luar">Batal</button>
                                        </form>
                                    @else
                                        <form method="POST" action="{{ route('kehadiran.hadir', $a->id) }}"
                                              onsubmit="return confirm('Tandakan {{ $p?->nama_ic }} sebagai HADIR mengambil peti undi?');">
                                            @csrf
                                            <button type="submit" class="btn btn-kecil btn-hijau">Tanda Hadir</button>
                                        </form>
                                    @endif
                                </div>
                            </td>
                        </tr>
                    @empty
                        <tr class="baris-tiada">
                            <td colspan="9" class="teks-tengah">Tiada KTM dijumpai untuk tapisan ini.</td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        <div class="jadual-kaki">
            <span class="teks-kecil">{{ $assignments->count() }} rekod dipaparkan</span>
        </div>
    </div>

    <script>
        (function () {
            var borang = document.getElementById('borang-tapis');
            var inputCari = document.getElementById('q');
            var pilihPusat = document.getElementById('pusat_id');
            var pilihStatus = document.getElementById('status');
            var timer = null;
            var fetchSemasa = null;

            // Cari terus semasa menaip (AJAX) — butang Cari kekal sebagai fallback tanpa JS.
            function cariSekarang() {
                var params = new URLSearchParams(new FormData(borang));
                var url = borang.action + (params.toString() ? '?' + params.toString() : '');

                if (fetchSemasa) {
                    fetchSemasa.abort();
                }
                fetchSemasa = new AbortController();

                document.getElementById('senarai-ktm').style.opacity = '0.5';

                fetch(url, {
                    headers: { 'X-Requested-With': 'XMLHttpRequest' },
                    signal: fetchSemasa.signal,
                })
                    .then(function (r) { return r.text(); })
                    .then(function (html) {
                        var doc = new DOMParser().parseFromString(html, 'text/html');
                        ['stat-grid', 'senarai-ktm'].forEach(function (id) {
                            var baru = doc.getElementById(id);
                            if (baru) {
                                document.getElementById(id).replaceWith(baru);
                            }
                        });
                        // Kekalkan URL supaya refresh/eksport/set-semula konsisten
                        window.history.replaceState(null, '', url);
                    })
                    .catch(function (e) {
                        if (e.name !== 'AbortError') {
                            borang.submit(); // fallback: muat semula penuh
                        }
                    });
            }

            function cariLewat() {
                clearTimeout(timer);
                timer = setTimeout(cariSekarang, 300);
            }

            inputCari.addEventListener('input', cariLewat);
            pilihPusat.addEventListener('change', cariSekarang);
            pilihStatus.addEventListener('change', cariSekarang);

            // Elak penghantaran borang penuh bila tekan Enter dalam kotak carian
            borang.addEventListener('submit', function (e) {
                e.preventDefault();
                clearTimeout(timer);
                cariSekarang();
            });
        })();
    </script>
@endsection