@extends('layouts.admin')
@section('title', 'Galeria')

@section('content')
<div class="d-flex justify-content-between align-items-center mb-4">
    <div>
        <h5 class="fw-bold mb-1">Galeria</h5>
        <p class="text-muted small mb-0">Imagenes que se muestran en la web publica</p>
    </div>
    <a href="{{ route('gallery.create') }}" class="btn btn-primary">
        <i class="bi bi-plus-lg me-1"></i> Agregar Imagen
    </a>
</div>

@include('partials.section-header-editor', ['section' => 'gallery', 'titleDefault' => 'Momentos en el Colegio', 'subtitleDefault' => ''])

<div class="d-flex flex-wrap gap-2 mb-4" id="galleryFilters">
    <button type="button" class="filter-btn active" data-filter="all">Todas</button>
    @foreach($categories as $category)
        <button type="button" class="filter-btn" data-filter="{{ Str::slug($category->name) }}">{{ $category->name }}</button>
    @endforeach
</div>

<div class="row g-4">
    <div class="col-lg-8">
        @if ($images->isEmpty())
            <div class="card table-card">
                <div class="empty-state">
                    <div class="empty-icon mb-3"><i class="bi bi-images"></i></div>
                    <h6 class="text-muted">No hay imagenes en la galeria</h6>
                    <a href="{{ route('gallery.create') }}" class="btn btn-primary btn-sm mt-2">
                        <i class="bi bi-plus-lg me-1"></i> Agregar Imagen
                    </a>
                </div>
            </div>
        @else
            <div class="row g-3">
                @foreach ($images as $image)
                    <div class="col-md-4 col-sm-6 col-6 gallery-item-wrap" data-category="{{ $image->category ? Str::slug($image->category) : 'all' }}">
                        <div class="card table-card h-100 position-relative">
                            <img src="{{ image_url($image->image) }}" class="card-img-top" style="height:150px;object-fit:cover;" alt="{{ $image->title }}">
                            <div class="card-body p-2">
                                <small class="fw-semibold d-block">{{ $image->title ?: 'Sin titulo' }}</small>
                                @if($image->category)<small class="text-muted">{{ $image->category }}</small>@endif
                            </div>
                            <div class="d-flex position-absolute top-0 end-0 m-2 gap-1">
                                <a href="{{ route('gallery.edit', $image) }}" class="btn btn-sm btn-light btn-action" title="Editar"><i class="bi bi-pencil"></i></a>
                                <form action="{{ route('gallery.destroy', $image) }}" method="POST" data-confirm="Eliminar esta imagen?">
                                    @csrf @method('DELETE')
                                    <button type="submit" class="btn btn-sm btn-danger btn-action"><i class="bi bi-trash"></i></button>
                                </form>
                            </div>
                        </div>
                    </div>
                @endforeach
            </div>
            @if($images->hasPages())
                <div class="mt-3">{{ $images->links() }}</div>
            @endif
        @endif
    </div>

    <div class="col-lg-4">
        <div class="card table-card">
            <div class="card-header bg-white border-bottom py-3 d-flex justify-content-between align-items-center">
                <h6 class="fw-bold mb-0"><i class="bi bi-tags me-2 text-primary"></i>Categorias</h6>
                <button type="button" class="btn btn-sm btn-primary" data-bs-toggle="modal" data-bs-target="#newCategoryModal" title="Nueva categoria">
                    <i class="bi bi-plus-lg"></i>
                </button>
            </div>
            <div class="card-body p-3">
                @if($categories->isEmpty())
                    <p class="text-muted small mb-0">No hay categorias. Crea la primera con el boton +.</p>
                @else
                    <div class="d-flex align-items-center gap-2 px-1 mb-2 text-uppercase" style="font-size:0.7rem;color:#64748b;letter-spacing:0.5px;">
                        <div class="flex-grow-1">Categoria</div>
                        <div style="width:64px;">Orden</div>
                        <div style="width:74px;" class="text-end">Acciones</div>
                    </div>
                    @foreach($categories as $category)
                        <div class="d-flex align-items-center gap-2 mb-2">
                            <form action="{{ route('gallery-categories.update', $category) }}" method="POST" class="d-flex align-items-center gap-1 flex-grow-1">
                                @csrf @method('PUT')
                                <input type="hidden" name="redirect" value="gallery">
                                <input type="text" name="name" value="{{ $category->name }}" class="form-control form-control-sm" required>
                                <input type="number" name="order" value="{{ $category->order }}" class="form-control form-control-sm" style="width:64px;" title="Orden">
                                <button type="submit" class="btn btn-sm btn-light btn-action text-primary" title="Guardar"><i class="bi bi-check-lg"></i></button>
                            </form>
                            <form action="{{ route('gallery-categories.destroy', $category) }}" method="POST" data-confirm="Eliminar la categoria '{{ $category->name }}'?">
                                @csrf @method('DELETE')
                                <input type="hidden" name="redirect" value="gallery">
                                <button type="submit" class="btn btn-sm btn-light btn-action text-danger" title="Eliminar"><i class="bi bi-trash"></i></button>
                            </form>
                        </div>
                    @endforeach
                @endif
            </div>
        </div>
    </div>
</div>

<div class="modal fade" id="newCategoryModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog modal-sm modal-dialog-centered">
        <div class="modal-content">
            <div class="modal-header">
                <h6 class="modal-title">Nueva Categoria</h6>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="mb-3">
                    <label class="form-label">Nombre</label>
                    <input type="text" id="newCategoryName" class="form-control" placeholder="Nombre de la categoria">
                </div>
                <div class="mb-1">
                    <label class="form-label">Orden</label>
                    <input type="number" id="newCategoryOrder" class="form-control" value="0">
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-light" data-bs-dismiss="modal">Cancelar</button>
                <button type="button" class="btn btn-primary" id="saveCategoryBtn">Agregar</button>
            </div>
        </div>
    </div>
</div>
@endsection

@push('styles')
<style>
    .filter-btn { border: 1px solid #e2e8f0; background: #fff; color: #334155; font-weight: 600; font-size: 0.82rem; border-radius: 50px; padding: 0.4rem 1.1rem; transition: 0.2s; }
    .filter-btn:hover { border-color: var(--primary); color: var(--primary); }
    .filter-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }
</style>
@endpush

@push('scripts')
<script>
    document.getElementById('saveCategoryBtn').addEventListener('click', function () {
        var nameInput = document.getElementById('newCategoryName');
        var orderInput = document.getElementById('newCategoryOrder');
        var name = nameInput.value.trim();
        if (!name) {
            nameInput.classList.add('is-invalid');
            nameInput.focus();
            return;
        }
        fetch('{{ route('gallery-categories.store') }}', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').getAttribute('content'),
                'Accept': 'application/json'
            },
            body: JSON.stringify({ name: name, order: orderInput.value || 0 })
        })
        .then(function (r) {
            return r.json().then(function (data) {
                if (!r.ok) throw data;
                return data;
            });
        })
        .then(function () {
            Swal.fire({ icon: 'success', title: 'Categoria creada', toast: true, position: 'top-end', timer: 2000, showConfirmButton: false });
            setTimeout(function () { location.reload(); }, 500);
        })
        .catch(function (err) {
            var msg = (err.errors && err.errors.name) ? err.errors.name[0] : 'No se pudo crear la categoria';
            Swal.fire({ icon: 'error', title: 'Error', text: msg });
        });
    });
</script>
<script>
    document.querySelectorAll('#galleryFilters .filter-btn').forEach(function (btn) {
        btn.addEventListener('click', function () {
            document.querySelectorAll('#galleryFilters .filter-btn').forEach(function (b) { b.classList.remove('active'); });
            btn.classList.add('active');
            var filter = btn.getAttribute('data-filter');
            document.querySelectorAll('.gallery-item-wrap').forEach(function (wrap) {
                var cat = wrap.getAttribute('data-category') || 'all';
                wrap.style.display = (filter === 'all' || cat === filter) ? '' : 'none';
            });
        });
    });
</script>
@endpush