@extends('reports._shell')

@php
    /**
     * Render helpers for the PDF. Keeps the Blade above light and never prints
     * raw legacy tokens (e.g. "27|16:30|18:30") or ISO timestamps.
     */
    $to12h = function ($t) {
        if (!$t) return '';
        if (!preg_match('/^(\d{1,2}):(\d{2})/', $t, $m)) return $t;
        $h = (int) $m[1]; $mm = $m[2];
        $suffix = $h >= 12 ? 'PM' : 'AM';
        $h = $h % 12; if ($h === 0) $h = 12;
        return "{$h}:{$mm} {$suffix}";
    };
    $modeLabel = fn ($m) => strcasecmp((string) $m, 'Offline') === 0 ? 'In Person' : ($m ?: '—');
    $statusLabel = fn ($s) => $s === 'Added' ? 'Active' : ($s ?: '—');
    $fmtDate = function ($d) {
        if (!$d) return '';
        try { return \Carbon\Carbon::parse($d)->format('M j, Y'); } catch (\Throwable $e) { return $d; }
    };
    $gradeLabel = fn ($g) => (ctype_digit((string) $g) ? "Grade $g" : (string) $g);
@endphp

@section('summary')
    <div class="summary">
        <div class="cell"><div class="label">Students w/ Classes</div><div class="value">{{ $summary['students_with_classes'] }}</div></div>
        <div class="cell"><div class="label">Without Classes</div><div class="value">{{ $summary['students_without_classes'] }}</div></div>
        <div class="cell"><div class="label">Active Assignments</div><div class="value">{{ $summary['total_active_assignments'] }}</div></div>
        <div class="cell"><div class="label">Total Classes</div><div class="value">{{ $summary['total_classes'] }}</div></div>
        <div class="cell"><div class="label">Total Staff</div><div class="value">{{ $summary['total_staff'] }}</div></div>
        <div class="cell"><div class="label">Online</div><div class="value">{{ $summary['online_assignments'] }}</div></div>
        <div class="cell"><div class="label">In Person</div><div class="value">{{ $summary['in_person_assignments'] ?? ($summary['offline_assignments'] ?? 0) }}</div></div>
    </div>
@endsection

@section('table')
    <table class="data">
        <thead>
            <tr>
                <th>Student</th><th>Class</th><th>Grade &amp; Subject</th>
                <th>Staff</th><th>Day</th><th>Time</th>
                <th>Mode</th><th>Location</th>
                <th>From</th><th>To</th><th>Status</th>
            </tr>
        </thead>
        <tbody>
            @foreach($rows as $r)
                <tr class="avoid-break">
                    <td>
                        <strong>{{ $r['student_name'] ?? '—' }}</strong><br>
                        <span class="muted">ID {{ $r['reference_id'] ?: $r['student_id'] }}@if($r['school_grade']) · {{ $gradeLabel($r['school_grade']) }}@endif</span>
                    </td>
                    <td>
                        {{ $r['class_name'] ?: ('Class ' . $r['class_id']) }}<br>
                        <span class="muted">{{ $r['class_code'] ?: 'Class ID ' . $r['class_id'] }}</span>
                    </td>
                    <td>
                        {{ is_array($r['class_grades']) ? implode(', ', array_map($gradeLabel, $r['class_grades'])) : $r['class_grades'] }}<br>
                        <span class="muted">{{ is_array($r['class_subjects']) ? implode(', ', $r['class_subjects']) : $r['class_subjects'] }}</span>
                    </td>
                    <td>{{ $r['staff_name'] ?? '—' }}</td>
                    <td>{{ $r['day'] ?? '—' }}</td>
                    <td>{{ $r['start_time'] ? $to12h($r['start_time']) . '–' . $to12h($r['end_time']) : '—' }}</td>
                    <td>{{ $modeLabel($r['study_mode']) }}</td>
                    <td>{{ $r['location'] ?? 'Not assigned' }}</td>
                    <td>{{ $fmtDate($r['start_date']) ?: '—' }}</td>
                    <td>{{ $fmtDate($r['end_date']) ?: 'Ongoing' }}</td>
                    <td>
                        @php $label = $statusLabel($r['assignment_status']); @endphp
                        @if($label === 'Active') <span class="pill ok">Active</span>
                        @elseif(in_array($label, ['Removed', 'Cancelled'])) <span class="pill err">{{ $label }}</span>
                        @else <span class="pill warn">{{ $label }}</span>
                        @endif
                    </td>
                </tr>
            @endforeach
            @if(empty($rows))
                <tr><td colspan="11" class="muted" style="text-align:center;padding:16px;">No records match the current filters.</td></tr>
            @endif
        </tbody>
    </table>
@endsection