@extends('layouts.app')
@section('title', 'Results Report')

@section('breadcrumb')
    <a href="{{ route('admin.dashboard') }}">Dashboard</a>
    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" width="12" height="12"><path d="M9 18l6-6-6-6"/></svg>
    <a href="{{ route('admin.reports.profiles') }}">Reports</a>
    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" width="12" height="12"><path d="M9 18l6-6-6-6"/></svg>
    <span>Results</span>
@endsection

@section('content')

<div class="page-header">
    <div>
        <h1 class="page-header-title">Exam results</h1>
        <p class="page-header-sub">Completed exam results, ranked by score.</p>
    </div>
</div>

@include('partials._report-tabs')

<section class="stats-grid stagger">
    <div class="stat-card">
        <div class="stat-gradient-bg"></div>
        <div class="stat-header">
            <div class="stat-icon stat-icon-primary"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 3v18h18"/><path d="M7 14l4-4 4 4 5-5"/></svg></div>
            <span class="stat-trend trend-up">complete</span>
        </div>
        <div class="stat-label">Total results</div>
        <div class="stat-value">{{ number_format($stats['total']) }}</div>
        <div class="stat-footer"><span class="stat-foot-text">Completed attempts</span></div>
    </div>

    <div class="stat-card success">
        <div class="stat-gradient-bg stat-grad-success"></div>
        <div class="stat-header">
            <div class="stat-icon stat-icon-success"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M6 3h12l4 6-10 13L2 9z"/></svg></div>
            <span class="stat-trend trend-up">top</span>
        </div>
        <div class="stat-label">Highest score</div>
        <div class="stat-value">{{ $stats['max_score'] ?? '—' }}</div>
        <div class="stat-footer"><span class="stat-foot-text">Peak performance</span></div>
    </div>

    <div class="stat-card warning">
        <div class="stat-gradient-bg stat-grad-warning"></div>
        <div class="stat-header">
            <div class="stat-icon stat-icon-warning"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 12h3l3-9 6 18 3-9h3"/></svg></div>
            <span class="stat-trend trend-up">mean</span>
        </div>
        <div class="stat-label">Average score</div>
        <div class="stat-value">{{ $stats['avg_score'] ?? '—' }}</div>
        <div class="stat-footer"><span class="stat-foot-text">Across all attempts</span></div>
    </div>

    <div class="stat-card danger">
        <div class="stat-gradient-bg stat-grad-danger"></div>
        <div class="stat-header">
            <div class="stat-icon stat-icon-danger"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 21v-18h18"/><path d="M7 10l4 4 4-4 5 5"/></svg></div>
            <span class="stat-trend trend-down">low</span>
        </div>
        <div class="stat-label">Lowest score</div>
        <div class="stat-value">{{ $stats['min_score'] ?? '—' }}</div>
        <div class="stat-footer"><span class="stat-foot-text">Bottom result</span></div>
    </div>
</section>

@include('partials._report-filter', ['exportType' => 'results'])

@include('partials._report-cap-banner')

<div class="chart-card">
    <div class="card-header">
        <div>
            <div class="card-title">
                <div class="card-title-icon"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 3v18h18"/><path d="M7 14l4-4 4 4 5-5"/></svg></div>
                Completed results
            </div>
            <div class="card-subtitle">{{ $attempts->count() }} record(s)</div>
        </div>
    </div>

    @if($attempts->isEmpty())
        <div class="empty-state">
            <div class="empty-state-icon"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 3v18h18"/><path d="M7 14l4-4 4 4 5-5"/></svg></div>
            <div class="empty-state-title">No results yet</div>
            <div class="empty-state-text">Completed exam scores will appear here.</div>
        </div>
    @else
        <div style="overflow-x:auto;">
            <table id="reportTable" class="data-table" style="width:100%;">
                <thead>
                    <tr>
                        <th style="width:40px;">#</th>
                        <th>Candidate</th>
                        <th>Post</th>
                        <th>Roll #</th>
                        <th>Score</th>
                        <th>%</th>
                        <th>Correct</th>
                        <th>Wrong</th>
                        <th>Unans.</th>
                        <th>Force</th>
                        <th>Submitted</th>
                        <th style="width:60px;">&nbsp;</th>
                    </tr>
                </thead>
                <tbody>
                    @foreach($attempts as $a)
                        @php
                            $pct = $a->total_questions > 0 ? round($a->score / $a->total_questions * 100, 1) : 0;
                            $pctClass = $pct >= 60 ? 'pass' : ($pct >= 40 ? 'mid' : 'fail');
                        @endphp
                        <tr>
                            <td class="cell-mono">{{ $loop->iteration }}</td>
                            <td>
                                <div class="cell-strong">{{ $a->user?->name }}</div>
                                <div class="cell-mono">{{ $a->user?->email }}</div>
                            </td>
                            <td><span class="status-pill s-neutral">{{ $a->post?->code }}</span></td>
                            <td>
                                @if($a->application?->roll_number)
                                    <span class="status-pill s-info">{{ $a->application->roll_number }}</span>
                                @else
                                    <span class="cell-mono">—</span>
                                @endif
                            </td>
                            <td class="cell-strong" style="font-family:'JetBrains Mono',monospace; font-size:14px;">{{ $a->score }}</td>
                            <td><span class="score-pct {{ $pctClass }}">{{ $pct }}%</span></td>
                            <td style="font-family:'JetBrains Mono',monospace; color: var(--success-700); font-weight:600;">{{ $a->total_correct }}</td>
                            <td style="font-family:'JetBrains Mono',monospace; color: var(--danger-700); font-weight:600;">{{ $a->total_wrong }}</td>
                            <td class="cell-mono">{{ $a->total_unanswered }}</td>
                            <td>
                                @if($a->force_submitted)
                                    <span class="status-pill s-danger">Yes</span>
                                @else
                                    <span class="status-pill s-neutral">No</span>
                                @endif
                            </td>
                            <td class="cell-time">
                                @if($a->submitted_at)
                                    <strong>{{ $a->submitted_at->format('d M Y') }}</strong>
                                @else
                                    <span class="cell-mono">—</span>
                                @endif
                            </td>
                            <td>
                                <a href="{{ route('admin.exam-attempts.show', $a) }}" class="ds-icon-link" title="View result" aria-label="View result">
                                    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"/><circle cx="12" cy="12" r="3"/></svg>
                                </a>
                            </td>
                        </tr>
                    @endforeach
                </tbody>
            </table>
        </div>
    @endif
</div>

@endsection

@push('scripts')
<script>
$(function () {
    if ($('#reportTable tbody tr').length) {
        $('#reportTable').DataTable({
            responsive: true, pageLength: 25, order: [[4, 'desc']],
            dom: '<"row"<"col-sm-6"B><"col-sm-6 text-end"f>><"row"<"col-sm-12"tr>><"row"<"col-sm-5"i><"col-sm-7"p>>',
            buttons: [
                { extend: 'excelHtml5', text: '<i class="bi bi-file-earmark-excel"></i> Excel', className: 'btn btn-success', exportOptions: { columns: [0,1,2,3,4,5,6,7,8,9,10] }, title: 'Results Report — FDRS' },
                { extend: 'print', text: '<i class="bi bi-printer"></i> Print', className: 'btn btn-secondary', exportOptions: { columns: [0,1,2,3,4,5,6,7,8,9,10] }, autoPrint: false }
            ],
            language: { search: '', searchPlaceholder: 'Search results…', lengthMenu: 'Show _MENU_', info: 'Showing _START_–_END_ of _TOTAL_', paginate: { first: '«', last: '»', next: '›', previous: '‹' } },
            columnDefs: [{ orderable: false, targets: [11] }]
        });
    }
});
</script>
@endpush