import 'package:flutter/material.dart';
import 'package:flux/core/widgets/flux_text_field.dart';
import 'package:flux/features/customers/models/customer_model.dart'; // Uso il tuo widget!

class CustomerForm extends StatefulWidget {
  final CustomerModel? customer; // Se presente, siamo in modalità "Modifica"
  final Function(CustomerModel customer) onSave;

  const CustomerForm({
    super.key,
    this.customer, // Opzionale
    required this.onSave,
  });

  @override
  State<CustomerForm> createState() => _CustomerFormState();
}

class _CustomerFormState extends State<CustomerForm> {
  final _formKey = GlobalKey<FormState>();

  // Controller inizializzati con i dati del cliente (se presenti)
  late final TextEditingController _nomeController;
  late final TextEditingController _telefonoController;
  late final TextEditingController _emailController;
  late final TextEditingController _noteController;
  late bool _nonDisturbare;

  @override
  void initState() {
    super.initState();
    // Se widget.customer è null, i campi saranno vuoti
    _nomeController = TextEditingController(text: widget.customer?.nome ?? '');
    _telefonoController = TextEditingController(
      text: widget.customer?.telefono ?? '',
    );
    _emailController = TextEditingController(
      text: widget.customer?.email ?? '',
    );
    _noteController = TextEditingController(text: widget.customer?.note ?? '');
    _nonDisturbare = widget.customer?.nonDisturbare ?? false;
  }

  @override
  void dispose() {
    _nomeController.dispose();
    _telefonoController.dispose();
    _emailController.dispose();
    _noteController.dispose();
    super.dispose();
  }

  void _submit() {
    if (_formKey.currentState!.validate()) {
      // Creiamo un nuovo modello partendo da quello esistente (se c'è)
      // o creandone uno da zero, preservando l'ID in caso di modifica.
      final updatedCustomer =
          widget.customer?.copyWith(
            nome: _nomeController.text.trim(),
            telefono: _telefonoController.text.trim(),
            email: _emailController.text.trim(),
            note: _noteController.text.trim(),
            nonDisturbare: _nonDisturbare,
          ) ??
          CustomerModel(
            // Caso nuovo cliente
            nome: _nomeController.text.trim(),
            telefono: _telefonoController.text.trim(),
            email: _emailController.text.trim(),
            note: _noteController.text.trim(),
            nonDisturbare: _nonDisturbare,
            companyId: '', // Verrà iniettato dal Bloc o dal chiamante
          );

      widget.onSave(updatedCustomer);
    }
  }

  @override
  Widget build(BuildContext context) {
    return Form(
      key: _formKey,
      child: SingleChildScrollView(
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Text(
              widget.customer == null ? 'Nuovo Cliente' : 'Modifica Cliente',
              style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
            ),
            const SizedBox(height: 20),
            FluxTextField(
              label: 'Nome Completo',
              icon: Icons.person_outline,
              controller: _nomeController,
            ),
            const SizedBox(height: 16),
            FluxTextField(
              label: 'Telefono',
              icon: Icons.phone_android_outlined,
              controller: _telefonoController,
              keyboardType: TextInputType.phone,
            ),
            const SizedBox(height: 16),
            FluxTextField(
              label: 'Email',
              icon: Icons.alternate_email_outlined,
              controller: _emailController,
            ),
            const SizedBox(height: 16),
            FluxTextField(
              label: 'Note',
              icon: Icons.notes_outlined,
              controller: _noteController,
            ),
            const SizedBox(height: 8),
            SwitchListTile(
              title: const Text('Non disturbare'),
              value: _nonDisturbare,
              onChanged: (v) => setState(() => _nonDisturbare = v),
            ),
            const SizedBox(height: 24),
            SizedBox(
              width: double.infinity,
              height: 50,
              child: ElevatedButton(
                onPressed: _submit,
                child: Text(widget.customer == null ? 'SALVA' : 'AGGIORNA'),
              ),
            ),
          ],
        ),
      ),
    );
  }
}