@extends('user.layouts.app')
@section('title','Certificate Preview')
@section('page-title','Certificate Preview')
@section('page-subtitle')
{{ $certificate->certificateType?->name }} — {{ $certificate->certificate_number }}
@endsection

@push('styles')
<style>
    .cert-pdf-viewer {
        width: 100%;
        min-height: 520px;
        height: calc(100vh - 280px);
        border: 1px solid #dee2e6;
        border-radius: 0.375rem;
        background: #f8f9fa;
    }
    .cert-meta-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 1rem;
    }
    .cert-meta-grid dt {
        color: #6c757d;
        font-size: 0.875rem;
        margin-bottom: 0.15rem;
    }
    .cert-meta-grid dd {
        margin-bottom: 0;
        font-weight: 500;
    }
</style>
@endpush

@section('content')

<div class="content-card p-4 mb-3">
    <div class="cert-meta-grid mb-3">
        <div>
            <dt>Conference</dt>
            <dd>{{ $certificate->conference?->name }} ({{ $certificate->conference?->conference_year }})</dd>
        </div>
        <div>
            <dt>Certificate Type</dt>
            <dd>{{ $certificate->certificateType?->name }}</dd>
        </div>
        <div>
            <dt>Certificate No.</dt>
            <dd>{{ $certificate->certificate_number }}</dd>
        </div>
        <div>
            <dt>Issued</dt>
            <dd>{{ $certificate->generated_at?->format('M d, Y') ?? '—' }}</dd>
        </div>
        @if($certificate->paper)
        <div>
            <dt>Paper</dt>
            <dd>{{ $certificate->paper->paper_code }}</dd>
        </div>
        @endif
        @if($certificate->topic)
        <div>
            <dt>Topic</dt>
            <dd>{{ $certificate->topic }}</dd>
        </div>
        @endif
    </div>

    <div class="d-flex flex-wrap gap-2">
        <a href="{{ route('user.certificates.download', $certificate) }}" class="btn btn-success">
            <i class="fas fa-download me-1"></i> Download PDF
        </a>
        <a href="{{ route('certificates.verify', $certificate->verification_code) }}" target="_blank" class="btn btn-outline-secondary">Verify Online</a>
        <a href="{{ route('user.my-certificates') }}" class="btn btn-light">Back to My Certificates</a>
    </div>
</div>

@if($hasPdf ?? false)
    <div class="content-card p-3 p-md-4">
        <h6 class="mb-3">Certificate Preview</h6>
        <iframe
            src="{{ route('user.certificates.pdf', $certificate) }}"
            title="Certificate PDF preview"
            class="cert-pdf-viewer"
        ></iframe>
    </div>
@else
    <div class="content-card p-4 text-center text-muted">
        <p class="mb-0">The certificate PDF is not available yet.</p>
    </div>
@endif

@endsection