Actualizacion del programa
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179
lib/screens/admin/manage_conductors_screen.dart
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179
lib/screens/admin/manage_conductors_screen.dart
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import 'package:flutter/material.dart';
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import '../../core/app_colors.dart';
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import '../../database/db_helper.dart';
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class ManageConductorsScreen extends StatefulWidget {
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const ManageConductorsScreen({super.key});
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@override State<ManageConductorsScreen> createState() => _ManageConductorsScreenState();
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}
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class _ManageConductorsScreenState extends State<ManageConductorsScreen> {
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List<Map<String, dynamic>> _conductores = [];
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bool _loading = true;
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@override void initState() { super.initState(); _load(); }
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Future<void> _load() async {
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final c = await DbHelper.getConductoresConMeta();
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if (mounted) setState(() { _conductores = c; _loading = false; });
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}
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Future<void> _showFormDialog({Map<String, dynamic>? existing}) async {
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final nombreCtrl = TextEditingController(text: existing?['nombre'] ?? '');
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final emailCtrl = TextEditingController(text: existing?['email'] ?? '');
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final passCtrl = TextEditingController();
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final notasCtrl = TextEditingController(text: existing?['notas'] ?? '');
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bool activo = (existing?['activo'] as int? ?? 1) == 1;
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bool obscure = true;
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await showDialog(context: context, builder: (ctx) => StatefulBuilder(
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builder: (ctx, setSt) => AlertDialog(
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title: Text(existing == null ? 'Nuevo Conductor' : 'Editar Conductor'),
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content: SingleChildScrollView(child: Column(mainAxisSize: MainAxisSize.min, children: [
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TextField(controller: nombreCtrl,
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decoration: const InputDecoration(labelText: 'Nombre completo',
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prefixIcon: Icon(Icons.person_outline), border: OutlineInputBorder())),
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const SizedBox(height: 10),
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TextField(controller: emailCtrl, keyboardType: TextInputType.emailAddress,
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decoration: const InputDecoration(labelText: 'Correo electronico',
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prefixIcon: Icon(Icons.email_outlined), border: OutlineInputBorder())),
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const SizedBox(height: 10),
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if (existing == null)
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TextField(controller: passCtrl, obscureText: obscure,
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decoration: InputDecoration(labelText: 'Contrasena',
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prefixIcon: const Icon(Icons.lock_outline), border: const OutlineInputBorder(),
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suffixIcon: IconButton(icon: Icon(obscure ? Icons.visibility_off : Icons.visibility),
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onPressed: () => setSt(() => obscure = !obscure)))),
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if (existing == null) const SizedBox(height: 10),
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TextField(controller: notasCtrl, maxLines: 2,
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decoration: const InputDecoration(labelText: 'Notas internas (opcional)',
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border: OutlineInputBorder())),
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const SizedBox(height: 10),
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if (existing != null)
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SwitchListTile(value: activo, dense: true,
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title: Text(activo ? 'Conductor Activo' : 'Conductor Inactivo',
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style: TextStyle(color: activo ? AppColors.verdeAdmin : AppColors.rojoError,
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fontWeight: FontWeight.bold)),
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activeColor: AppColors.verdeAdmin,
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onChanged: (v) => setSt(() => activo = v)),
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])),
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actions: [
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TextButton(onPressed: () => Navigator.pop(ctx), child: const Text('Cancelar')),
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ElevatedButton(
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style: ElevatedButton.styleFrom(backgroundColor: AppColors.verdeAdmin,
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foregroundColor: Colors.white),
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onPressed: () async {
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if (nombreCtrl.text.trim().isEmpty || emailCtrl.text.trim().isEmpty) return;
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if (existing == null) {
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if (passCtrl.text.length < 6) {
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
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content: Text('La contrasena debe tener al menos 6 caracteres'),
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backgroundColor: AppColors.rojoError));
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return;
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}
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await DbHelper.insertConductor(nombreCtrl.text.trim(),
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emailCtrl.text.trim().toLowerCase(), passCtrl.text);
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} else {
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await DbHelper.updateConductor(existing['id'], nombreCtrl.text.trim(),
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emailCtrl.text.trim().toLowerCase());
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await DbHelper.updateConductorMeta(existing['id'], activo, notasCtrl.text.trim());
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}
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if (ctx.mounted) Navigator.pop(ctx);
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await _load();
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},
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child: Text(existing == null ? 'Crear' : 'Guardar')),
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])));
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}
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@override
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Widget build(BuildContext context) => Scaffold(
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backgroundColor: AppColors.grisFondo,
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appBar: AppBar(
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backgroundColor: AppColors.verdeAdmin, foregroundColor: Colors.white,
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title: Text('Conductores (${_conductores.length})'),
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bottom: PreferredSize(preferredSize: const Size.fromHeight(4),
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child: Container(height: 4, color: AppColors.dorado)),
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actions: [
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IconButton(icon: const Icon(Icons.refresh), onPressed: _load),
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IconButton(icon: const Icon(Icons.add_circle_outline),
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tooltip: 'Nuevo conductor',
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onPressed: () => _showFormDialog()),
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],
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),
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body: _loading
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? const Center(child: CircularProgressIndicator())
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: _conductores.isEmpty
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? Center(child: Column(mainAxisAlignment: MainAxisAlignment.center, children: [
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const Icon(Icons.person_off, color: AppColors.grisTexto, size: 48),
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const SizedBox(height: 12),
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const Text('Sin conductores registrados',
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style: TextStyle(color: AppColors.grisTexto)),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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style: ElevatedButton.styleFrom(backgroundColor: AppColors.verdeAdmin,
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foregroundColor: Colors.white),
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onPressed: () => _showFormDialog(),
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icon: const Icon(Icons.add), label: const Text('Agregar primer conductor')),
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]))
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: ListView.builder(
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padding: const EdgeInsets.all(12),
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itemCount: _conductores.length,
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itemBuilder: (_, i) {
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final c = _conductores[i];
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final activo = (c['activo'] as int? ?? 1) == 1;
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final incidentes = c['total_incidentes'] as int? ?? 0;
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return Card(
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margin: const EdgeInsets.only(bottom: 10),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10),
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side: BorderSide(color: activo
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? AppColors.verdeAdmin.withOpacity(0.3)
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: AppColors.rojoError.withOpacity(0.3))),
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child: Padding(padding: const EdgeInsets.all(14), child: Column(
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crossAxisAlignment: CrossAxisAlignment.start, children: [
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Row(children: [
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CircleAvatar(radius: 22,
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backgroundColor: activo
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? AppColors.verdeAdmin.withOpacity(0.15)
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: Colors.grey.shade200,
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child: Icon(Icons.person,
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color: activo ? AppColors.verdeAdmin : AppColors.grisTexto, size: 24)),
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const SizedBox(width: 12),
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Expanded(child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
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Text(c['nombre'] ?? '', style: const TextStyle(
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fontWeight: FontWeight.bold, fontSize: 14)),
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Text(c['email'] ?? '', style: const TextStyle(
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color: AppColors.grisTexto, fontSize: 12)),
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])),
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Container(padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 3),
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decoration: BoxDecoration(
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color: activo ? AppColors.verdeAdmin.withOpacity(0.1)
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: AppColors.rojoError.withOpacity(0.1),
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borderRadius: BorderRadius.circular(10)),
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child: Text(activo ? 'Activo' : 'Inactivo',
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style: TextStyle(fontSize: 11, fontWeight: FontWeight.bold,
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color: activo ? AppColors.verdeAdmin : AppColors.rojoError))),
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IconButton(icon: const Icon(Icons.edit_outlined, size: 18),
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onPressed: () => _showFormDialog(existing: c)),
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]),
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if (incidentes > 0 || (c['notas'] as String?)?.isNotEmpty == true) ...[
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const Divider(height: 16),
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if (incidentes > 0)
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Row(children: [
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Icon(Icons.warning_amber, size: 14,
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color: incidentes > 3 ? AppColors.rojoError : AppColors.naranjaAlerta),
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const SizedBox(width: 4),
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Text('$incidentes incidente${incidentes != 1 ? 's' : ''} historico${incidentes != 1 ? 's' : ''}',
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style: TextStyle(fontSize: 12,
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color: incidentes > 3 ? AppColors.rojoError : AppColors.naranjaAlerta)),
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]),
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if ((c['notas'] as String?)?.isNotEmpty == true) ...[
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const SizedBox(height: 4),
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Text('Notas: ${c['notas']}',
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style: const TextStyle(fontSize: 11, color: AppColors.grisTexto,
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fontStyle: FontStyle.italic)),
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],
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],
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])));
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}),
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);
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}
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