@extends('admin.admin_dashboard')

@section('admin')
@php
    // dynamic weights from first row (same for all subjects in a term)
    $firstRow   = collect($subjectBreakdown)->first() ?? [];
    $mtPctHead  = $firstRow['mt_pct']   ?? 0;
    $termPctHead= $firstRow['term_pct'] ?? 0;

    // running totals
    $tMtFull = $tMtObt = $tMtContrib = 0;
    $tTermFull = $tTermObt = $tTermContrib = 0;
    $tFinal = 0;

    // convenience
    $rows = collect($subjectBreakdown)->values();
@endphp

<style>
    .marksheet-header h2 { margin: 6px 0 2px; }
    .marksheet-header p { margin: 0; }
    .table th, .table td { vertical-align: middle !important; }
    @media print {
        .no-print { display:none !important; }
        .table { font-size: 12px; }
    }
</style>

<div class="content-body">
<div class="container-fluid">

    {{-- School Header --}}
    <div class="marksheet-header text-center mb-3">
        <img src="{{ asset('uploads/logo.png') }}" alt="School Logo" style="height:70px">
        <h2>{{ $school->name ?? config('app.name', 'Your School') }}</h2>
        <p>{{ $school->address ?? 'Address' }} | Phone: {{ $school->phone ?? '-' }}</p>
    </div>

    {{-- Top bar: title + export --}}
    <div class="d-flex justify-content-between align-items-center no-print mb-2">
        <h4>Marksheet – {{ $student->student_name_english ?? $student->name ?? 'Student' }}{{ $student->admission_roll ? ' - Roll: '.$student->admission_roll : '' }}</h4>
        <div>
            <a href="{{ route('admin.reports.marksheet.pdf', ['exam_id'=>$exam->id,'student_id'=>$student->id]) }}" class="btn btn-outline-secondary">PDF</a>
            <a href="{{ route('admin.reports.marksheet.excel', ['exam_id'=>$exam->id,'student_id'=>$student->id]) }}" class="btn btn-outline-secondary">Excel</a>
            <button onclick="window.print()" class="btn btn-primary">Print</button>
        </div>
    </div>

    {{-- Exam / Student Meta --}}
    <div class="mb-3">
        <table class="table table-bordered mb-0">
            <tr>
                <th>Exam</th>
                <td>{{ $exam->exam_name }}</td>
                <th>Session</th>
                <td>{{ $exam->session->name ?? '-' }}</td>
            </tr>
            <tr>
                <th>Class</th>
                <td>{{ $exam->class->name ?? '-' }}</td>
                <th>Section</th>
                <td>{{ $section->name ?? '-' }}</td>
            </tr>
            <tr>
                <th>Student Name</th>
                <td>{{ $student->student_name_english ?? $student->name ?? '-' }}</td>
                <th>Student ID</th>
                <td>{{ $student->student_id ?? $student->id }}</td>
            </tr>
            <tr>
                <th>Class Position</th>
                <td>{{ $positionClass ?? '-' }}</td>
                <th>Section Position</th>
                <td>{{ $positionSection ?? '-' }}</td>
            </tr>
        </table>
    </div>

    {{-- Result detail marks --}}
    <h5 class="mb-2">Result detail marks</h5>
    <div class="card">
        <div class="card-body p-0">
            <table class="table table-bordered table-striped mb-0">
                <thead class="text-center bg-light">
                    <tr>
                        <th rowspan="2">Subject</th>

                        <th colspan="3">MT ({{ number_format($mtPctHead,2) }}%)</th>
                        <th colspan="6">Term ({{ number_format($termPctHead,2) }}%)</th>

                        <th rowspan="2">Final marks</th>
                        <th rowspan="2">Grade</th>
                    </tr>
                    <tr>
                        {{-- MT --}}
                        <th>Full Marks</th>
                        <th>Obtain</th>
                        <th>Contribution</th>

                        {{-- Term --}}
                        <th>Full marks</th>
                        <th>MCQ</th>
                        <th>CQ</th>
                        <th>Practical</th>
                        <th>Total obtain</th>
                        <th>Contribution</th>
                    </tr>
                </thead>
                <tbody>
                @foreach($rows as $row)
                    @php
                        // term components → MCQ/CQ/Practical obtain
                        $comp = collect($row['term_components'] ?? []);
                        $findComp = function($label) use ($comp) {
                            $r = $comp->first(function($c) use ($label){
                                return isset($c['name']) && strcasecmp($c['name'], $label) === 0;
                            });
                            return $r['obt'] ?? null;
                        };
                        $mcq = $findComp('MCQ');
                        $cq  = $findComp('CQ');
                        $prac= $findComp('Practical');

                        // accumulate totals
                        $tMtFull      += floatval($row['mt_full'] ?? 0);
                        $tMtObt       += floatval($row['mt_total'] ?? 0);
                        $tMtContrib   += floatval($row['mt_contrib'] ?? 0);

                        $tTermFull    += floatval($row['term_total_full'] ?? 0);
                        $tTermObt     += floatval($row['term_total_obt'] ?? 0);
                        $tTermContrib += floatval($row['term_contrib'] ?? 0);

                        $tFinal       += floatval($row['final_percent_of_100'] ?? 0);
                    @endphp
                    <tr>
                        <td>{{ $row['subject_name'] }}</td>

                        {{-- MT --}}
                        <td class="text-end">
                            {{ !is_null($row['mt_full']) ? number_format($row['mt_full'],2) : '-' }}
                        </td>
                        <td class="text-end">
                            {{ !is_null($row['mt_total']) ? number_format($row['mt_total'],2) : '-' }}
                        </td>
                        <td class="text-end">
                            {{ number_format($row['mt_contrib'] ?? 0, 2) }}
                        </td>

                        {{-- Term --}}
                        <td class="text-end">{{ number_format($row['term_total_full'] ?? 0, 2) }}</td>
                        <td class="text-end">{{ !is_null($mcq) ? number_format($mcq,2) : '-' }}</td>
                        <td class="text-end">{{ !is_null($cq)  ? number_format($cq,2)  : '-' }}</td>
                        <td class="text-end">{{ !is_null($prac)? number_format($prac,2): '-' }}</td>
                        <td class="text-end">{{ number_format($row['term_total_obt'] ?? 0, 2) }}</td>
                        <td class="text-end">{{ number_format($row['term_contrib'] ?? 0, 2) }}</td>

                        {{-- Final + Grade --}}
                        <td class="text-end"><strong>{{ number_format($row['final_percent_of_100'] ?? 0, 2) }}</strong></td>
                        <td class="text-center">{{ $row['grade'] ?? '-' }}</td>
                    </tr>
                @endforeach

                {{-- Totals Row --}}
                <tr class="fw-bold bg-light">
                    <td>Total</td>

                    {{-- MT totals --}}
                    <td class="text-end">{{ number_format($tMtFull,2) }}</td>
                    <td class="text-end">{{ number_format($tMtObt,2) }}</td>
                    <td class="text-end">{{ number_format($tMtContrib,2) }}</td>

                    {{-- Term totals --}}
                    <td class="text-end">{{ number_format($tTermFull,2) }}</td>
                    <td class="text-center">-</td>
                    <td class="text-center">-</td>
                    <td class="text-center">-</td>
                    <td class="text-end">{{ number_format($tTermObt,2) }}</td>
                    <td class="text-end">{{ number_format($tTermContrib,2) }}</td>

                    {{-- Final sum + overall grade --}}
                    <td class="text-end">{{ number_format($tFinal,2) }}</td>
                    <td class="text-center">{{ $overallGrade ?? '-' }}</td>
                </tr>
                </tbody>
                <tfoot>
                    <tr>
                        <th colspan="10" class="text-end">Average % (across subjects)</th>
                        <th class="text-end">{{ number_format($avgPercent ?? 0, 2) }}</th>
                        <th></th>
                    </tr>
                </tfoot>
            </table>
        </div>

        <div class="card-footer d-flex justify-content-between">
            <small>
                MT Exam: {{ $mtExam->exam_name ?? '-' }}
            </small>
            <small>Generated at: {{ now()->format('d M Y, h:i A') }}</small>
        </div>
    </div>

</div>
</div>
@endsection