{{-- PHASE 5: EFFECTIVENESS & CLOSURE --}}
@php $closure = $deviation->closure; @endphp
<section class="phase-section" data-phase="5">
    <div class="card">
        <div class="card-header">
            <h4 class="mb-0">
                <span class="badge badge-info mr-1">5</span>
                Effectiveness Check & Closure
            </h4>
        </div>
        <div class="card-body">
            @if($closure)
                <div class="alert alert-success">
                    <i class="fas fa-check-circle fa-2x float-end"></i>
                    <h4>Record Closed</h4>
                    <p class="mb-0">
                        Closed on <strong>{{ $closure->closure_date?->format('M j, Y') }}</strong>
                        — status: <span class="badge badge-success">{{ $closure->final_status }}</span>
                    </p>
                </div>

                <table class="table table-sm table-bordered">
                    <tr><th width="30%">Justification</th><td>{!! nl2br(e($closure->closure_justification)) !!}</td></tr>
                    @if($closure->closure_notes)
                        <tr><th>Notes</th><td>{!! nl2br(e($closure->closure_notes)) !!}</td></tr>
                    @endif
                    <tr><th>Approved By</th><td>{{ $closure->approver?->name ?? '—' }}</td></tr>
                </table>
            @else
                {{-- Prerequisites checklist --}}
                <h5>Closure Prerequisites</h5>
                @php
                    $prereqs = [
                        'All actions completed' =>
                            $deviation->actions()->whereNotIn('status', ['COMPLETED','VERIFIED'])->count() === 0,
                        'CAPA linked' =>
                            $deviation->capaLinkages()->where('is_active', true)->count() > 0,
                        'Root cause verified' =>
                            $deviation->investigations->flatMap->rootCauses->whereNotNull('confirmed_by')->isNotEmpty(),
                        'Impact assessment complete' =>
                            $deviation->impact && $deviation->impact->items->isNotEmpty(),
                    ];
                @endphp
                <ul class="list-group mb-3">
                    @foreach($prereqs as $label => $met)
                        <li class="list-group-item d-flex justify-content-between">
                            {{ $label }}
                            @if($met)
                                <span class="badge badge-success"><i class="fas fa-check"></i> Met</span>
                            @else
                                <span class="badge badge-danger"><i class="fas fa-times"></i> Not Met</span>
                            @endif
                        </li>
                    @endforeach
                </ul>

                @if(collect($prereqs)->every(fn($v) => $v))
                    <div class="alert alert-success">
                        <i class="fas fa-check-circle"></i> All prerequisites met. You may close this record.
                    </div>
                    <button class="btn btn-success btn-lg" data-toggle="modal" data-target="#closureModal">
                        <i class="fas fa-flag-checkered"></i> Close Record
                    </button>
                @else
                    <div class="alert alert-warning">
                        <i class="fas fa-exclamation-triangle"></i>
                        Complete all prerequisites before closing.
                    </div>
                @endif
            @endif
        </div>
    </div>
</section>

{{-- Closure Modal --}}
@if(!$closure)
<div class="modal fade" id="closureModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <form method="POST" action="{{ route('deviations.close', $deviation) }}">
                @csrf
                <div class="modal-header bg-success text-white">
                    <h5 class="modal-title"><i class="fas fa-flag-checkered"></i> Close Record</h5>
                    <button type="button" class="close" data-dismiss="modal" aria-label="Close">
                        <span aria-hidden="true">&times;</span>
                    </button>
                </div>
                <div class="modal-body">
                    <div class="mb-3">
                        <label class="form-label">Closure Justification * (min 30 chars)</label>
                        <textarea name="closure_justification" rows="4" class="form-control"
                                  required minlength="30"></textarea>
                    </div>
                    <div class="mb-3">
                        <label class="form-label">Closure Date *</label>
                        <input type="date" name="closure_date" class="form-control"
                               value="{{ now()->toDateString() }}" required>
                    </div>
                    <div class="mb-3">
                        <label class="form-label">Notes</label>
                        <textarea name="closure_notes" rows="2" class="form-control"></textarea>
                    </div>
                    <div class="mb-3">
                        <label class="form-label">Final Status *</label>
                        <select name="final_status" class="form-control" required>
                            <option value="CLOSED_EFFECTIVE">Closed — Effective</option>
                            <option value="CLOSED">Closed</option>
                            <option value="CLOSED_INEFFECTIVE">Closed — Ineffective</option>
                        </select>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-success"
                            onclick="return confirm('Close this record permanently?')">
                        <i class="fas fa-lock"></i> Close Record
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>
@endif