turquessa_clientes_flutter/lib/mvvm/views/home/home_screen.dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:turquessa_mesas_hoster/core/models/mesa_model.dart';
import 'package:turquessa_mesas_hoster/utils/widgets/custom_appbar.dart';
import 'package:turquessa_mesas_hoster/core/models/mesas_model.dart';

import '../../viewmodels/viewmodels.dart';

class HomeScreen extends StatefulWidget {
  const HomeScreen({super.key});

  @override
  Formulario createState() => Formulario();
}

class Formulario extends State<HomeScreen> {
  int _selectedIndex = 0;
  @override
  void initState() {
    super.initState();
    final mesaViewModel = Provider.of<MesaViewModel>(context, listen: false);

    WidgetsBinding.instance.addPostFrameCallback((_) async {
      Provider.of<ProductoViewModel>(context, listen: false)
          .sincronizarProductosYCategorias();

      await mesaViewModel.sincronizarMesas();
      await mesaViewModel.fetchLocalAll(sinLimite: true, orderBy: 'nombre ASC');
    });
  }

  @override
  Widget build(BuildContext context) {
    final mesaViewModel = Provider.of<MesaViewModel>(context);

    return Scaffold(
      backgroundColor: Colors.grey.shade200,
      appBar: AppBar(
        title: const CustomAppbar(),
      ),
      body: Row(
        children: [
          NavigationRail(
            backgroundColor: Color.fromARGB(255, 25, 30, 41),
            selectedIndex: _selectedIndex,
            onDestinationSelected: (int index) {
              setState(() {
                _selectedIndex = index;
              });
            },
            labelType: NavigationRailLabelType.all,
            destinations: const [
              NavigationRailDestination(
                icon: Icon(Icons.home, color: Colors.white),
                selectedIcon: Icon(Icons.home_filled),
                label: Text('Inicio'),
              ),
              NavigationRailDestination(
                icon: Icon(Icons.search),
                selectedIcon: Icon(
                  Icons.search_rounded,
                  color: Colors.white,
                ),
                label: Text('Buscar'),
              ),
              NavigationRailDestination(
                icon: Icon(Icons.settings),
                selectedIcon: Icon(Icons.settings_rounded, color: Colors.white),
                label: Text('Ajustes'),
              ),
            ],
          ),
          Expanded(
            child: Center(
              child: GridView.builder(
                gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
                  crossAxisCount: 4,
                  childAspectRatio: 1.0,
                  crossAxisSpacing: 10.0,
                  mainAxisSpacing: 10.0,
                ),
                padding: const EdgeInsets.all(10),
                itemCount: mesaViewModel.mesas.length,
                itemBuilder: (context, index) {
                  final mesa = mesaViewModel.mesas[index];
                  return GestureDetector(
                    onTap: () {
                      setState(() {
                        mesaViewModel.selectMesa(mesa);
                      });
                    },
                    child: TableCard(
                      icon: Icons.table_chart,
                      //TODO: Agregar campo de estatus de la mesa para definir los colores
                      color: (mesa.activa == true) ? Colors.blue : Colors.grey,
                      title: mesa.nombre ?? 'Mesa sin nombre',
                    ),
                  );
                },
              ),
            ),
          ),
          if (mesaViewModel.selectedMesa != null)
            Expanded(
                flex: 1,
                child: Container(
                  margin: const EdgeInsets.all(10),
                  decoration: BoxDecoration(
                    color: Colors.white,
                    borderRadius: BorderRadius.circular(10),
                    boxShadow: [
                      BoxShadow(
                        color: Colors.grey.withOpacity(0.2),
                        blurRadius: 5,
                        spreadRadius: 1,
                      )
                    ],
                  ),
                  child: TablaDetalles(
                      table: mesaViewModel.selectedMesa ??
                          Mesa(
                              activa: false, id: 0, nombre: 'Mesa sin nombre')),
                )),
        ],
      ),
    );
  }
}

class TableCard extends StatelessWidget {
  final IconData icon;
  final Color color;
  final String title;
  const TableCard(
      {super.key,
      required this.icon,
      required this.color,
      required this.title});

  @override
  Widget build(BuildContext context) {
    return Card(
      color: color,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Icon(
            icon,
            size: 50,
            color: Colors.white,
          ),
          Text(
            title,
            style: const TextStyle(color: Colors.white, fontSize: 20),
          )
        ],
      ),
    );
  }
}

class TablaDetalles extends StatelessWidget {
  final Mesa table;

  const TablaDetalles({
    Key? key,
    required this.table,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Container(
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(10),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // Encabezado del panel
          Container(
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              color: table.activa! ? Colors.blue : Colors.grey,
              borderRadius:
                  const BorderRadius.vertical(top: Radius.circular(10)),
            ),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                Row(
                  children: [
                    const Icon(Icons.table_restaurant,
                        color: Colors.white, size: 24),
                    const SizedBox(width: 8),
                    Text(
                      table.nombre ?? 'Mesa sin nombre',
                      style: const TextStyle(
                        color: Colors.white,
                        fontSize: 20,
                        fontWeight: FontWeight.bold,
                      ),
                    ),
                  ],
                ),
                // Indicador de estado
                Container(
                  padding:
                      const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
                  decoration: BoxDecoration(
                    color: Colors.white.withOpacity(0.2),
                    borderRadius: BorderRadius.circular(20),
                  ),
                  child: Text(
                    table.activa! ? 'Activa' : 'Inactiva',
                    style: const TextStyle(
                      color: Colors.white,
                      fontWeight: FontWeight.bold,
                    ),
                  ),
                ),
              ],
            ),
          ),
          // Contenido de la mesa
          Padding(
            padding: const EdgeInsets.all(16),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                Text(
                  'ID: ${table.id}',
                  style: const TextStyle(fontSize: 16),
                ),
                const SizedBox(height: 8),
              ],
            ),
          ),
        ],
      ),
    );
  }
}