@extends('layouts.admin')

@section('content')
<div class="content-header p-0 mb-3">
    <div class="container-fluid">
        <div class="d-flex justify-content-between align-items-center">
            <div>
                <nav aria-label="breadcrumb">
                    <ol class="breadcrumb bg-transparent p-0 mb-1">
                        <li class="breadcrumb-item"><a href="{{ route('admin.farmacia.dashboard') }}">Farmacia</a></li>
                        <li class="breadcrumb-item active" aria-current="page">Categorías</li>
                    </ol>
                </nav>
                <h1 class="m-0 font-weight-bold" style="font-size: 1.55rem; color: var(--dm-text-main, #0f172a);">
                    <i class="bi bi-tags-fill text-primary mr-2"></i> Categorías Farmacéuticas
                </h1>
            </div>
            <div>
                <button type="button" class="btn btn-primary font-weight-bold mr-1" data-toggle="modal" data-target="#modalCrearCategoria">
                    <i class="bi bi-plus-circle-fill mr-1"></i> Nueva Categoría
                </button>
                <a href="{{ route('admin.farmacia.medicamentos.index') }}" class="btn btn-outline-secondary font-weight-bold">
                    <i class="bi bi-arrow-left mr-1"></i> Volver a Medicamentos
                </a>
            </div>
        </div>
    </div>
</div>

<div class="container-fluid">
    @if ($errors->any())
        <div class="alert alert-danger alert-dismissible fade show" role="alert">
            <h6 class="font-weight-bold"><i class="bi bi-exclamation-triangle-fill mr-1"></i> Error al procesar:</h6>
            <ul class="mb-0 pl-3">
                @foreach ($errors->all() as $error)
                    <li>{{ $error }}</li>
                @endforeach
            </ul>
            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                <span aria-hidden="true">&times;</span>
            </button>
        </div>
    @endif

    <div class="card card-outline card-primary shadow-sm">
        <div class="card-header">
            <h3 class="card-title font-weight-bold">
                Listado de Categorías ({{ $categorias->count() }})
            </h3>
        </div>
        <div class="card-body">
            <div class="table-responsive">
                <table class="table table-bordered table-hover table-striped">
                    <thead>
                        <tr>
                            <th style="width: 50px;" class="text-center">#</th>
                            <th>Nombre de la Categoría</th>
                            <th>Descripción</th>
                            <th class="text-center" style="width: 140px;">Medicamentos</th>
                            <th class="text-center" style="width: 120px;">Acciones</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($categorias as $idx => $cat)
                            <tr>
                                <td class="text-center align-middle font-weight-bold text-muted">{{ $idx + 1 }}</td>
                                <td class="align-middle font-weight-bold text-primary">
                                    {{ $cat->nombre }}
                                </td>
                                <td class="align-middle text-muted">
                                    {{ $cat->descripcion ?: 'Sin descripción' }}
                                </td>
                                <td class="text-center align-middle">
                                    <span class="badge badge-info px-2 py-1 font-weight-bold">
                                        {{ $cat->medicamentos_count }} medicamentos
                                    </span>
                                </td>
                                <td class="text-center align-middle">
                                    <div class="btn-group" role="group">
                                        <button type="button" class="btn btn-primary btn-sm" data-toggle="modal" data-target="#modalEditarCat{{ $cat->id }}" title="Editar Categoría">
                                            <i class="bi bi-pencil-fill"></i>
                                        </button>
                                        <button type="button" class="btn btn-danger btn-sm" data-toggle="modal" data-target="#modalEliminarCat{{ $cat->id }}" title="Eliminar Categoría">
                                            <i class="bi bi-trash-fill"></i>
                                        </button>
                                    </div>

                                    <!-- Modal Editar Categoría -->
                                    <div class="modal fade" id="modalEditarCat{{ $cat->id }}" tabindex="-1" role="dialog" aria-hidden="true">
                                        <div class="modal-dialog modal-dialog-centered" role="document">
                                            <div class="modal-content text-left">
                                                <form action="{{ route('admin.farmacia.categorias.update', $cat->id) }}" method="POST">
                                                    @csrf
                                                    @method('PUT')
                                                    <div class="modal-header">
                                                        <h5 class="modal-title font-weight-bold text-primary">
                                                            <i class="bi bi-pencil-square mr-1"></i> Editar Categoría
                                                        </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="form-group">
                                                            <label>Nombre de la Categoría <b>*</b></label>
                                                            <input type="text" name="nombre" class="form-control" value="{{ $cat->nombre }}" required>
                                                        </div>
                                                        <div class="form-group">
                                                            <label>Descripción</label>
                                                            <textarea name="descripcion" rows="3" class="form-control">{{ $cat->descripcion }}</textarea>
                                                        </div>
                                                    </div>
                                                    <div class="modal-footer">
                                                        <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancelar</button>
                                                        <button type="submit" class="btn btn-primary font-weight-bold">Guardar Cambios</button>
                                                    </div>
                                                </form>
                                            </div>
                                        </div>
                                    </div>

                                    <!-- Modal Eliminar Categoría -->
                                    <div class="modal fade" id="modalEliminarCat{{ $cat->id }}" tabindex="-1" role="dialog" aria-hidden="true">
                                        <div class="modal-dialog modal-dialog-centered" role="document">
                                            <div class="modal-content text-left">
                                                <form action="{{ route('admin.farmacia.categorias.destroy', $cat->id) }}" method="POST">
                                                    @csrf
                                                    @method('DELETE')
                                                    <div class="modal-header bg-danger text-white">
                                                        <h5 class="modal-title font-weight-bold">
                                                            <i class="bi bi-exclamation-triangle-fill mr-1"></i> Eliminar Categoría
                                                        </h5>
                                                        <button type="button" class="close text-white" data-dismiss="modal" aria-label="Close">
                                                            <span aria-hidden="true">&times;</span>
                                                        </button>
                                                    </div>
                                                    <div class="modal-body">
                                                        <p>¿Está seguro de eliminar la categoría <strong>{{ $cat->nombre }}</strong>?</p>
                                                        @if($cat->medicamentos_count > 0)
                                                            <div class="alert alert-warning py-2 small mb-0">
                                                                <i class="bi bi-exclamation-triangle mr-1"></i> Esta categoría contiene {{ $cat->medicamentos_count }} medicamentos asociados y no podrá ser eliminada hasta reasignarlos.
                                                            </div>
                                                        @endif
                                                    </div>
                                                    <div class="modal-footer">
                                                        <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancelar</button>
                                                        <button type="submit" class="btn btn-danger font-weight-bold" {{ $cat->medicamentos_count > 0 ? 'disabled' : '' }}>
                                                            Eliminar Categoría
                                                        </button>
                                                    </div>
                                                </form>
                                            </div>
                                        </div>
                                    </div>

                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="5" class="text-center py-4 text-muted">
                                    No hay categorías registradas en el sistema.
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
    </div>
</div>

<!-- Modal Crear Categoría -->
<div class="modal fade" id="modalCrearCategoria" tabindex="-1" role="dialog" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered" role="document">
        <div class="modal-content text-left">
            <form action="{{ route('admin.farmacia.categorias.store') }}" method="POST">
                @csrf
                <div class="modal-header">
                    <h5 class="modal-title font-weight-bold text-primary">
                        <i class="bi bi-plus-circle-fill mr-1"></i> Nueva Categoría Farmacéutica
                    </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="form-group">
                        <label>Nombre de la Categoría <b>*</b></label>
                        <input type="text" name="nombre" class="form-control" required placeholder="Ej: Antibióticos, Analgésicos...">
                    </div>
                    <div class="form-group">
                        <label>Descripción</label>
                        <textarea name="descripcion" rows="3" class="form-control" placeholder="Detalles de la clasificación terapéutica..."></textarea>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancelar</button>
                    <button type="submit" class="btn btn-primary font-weight-bold">Crear Categoría</button>
                </div>
            </form>
        </div>
    </div>
</div>
@endsection