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@override | |
Widget build(BuildContext context) { | |
return Scaffold( | |
appBar: AppBar( | |
title: Text("Agregar producto"), | |
), | |
body: Form( | |
key: _claveFormulario, | |
child: ListView(shrinkWrap: true, children: <Widget>[ | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: TextFormField( | |
keyboardType: TextInputType.number, | |
validator: (value) { | |
if (value.isEmpty) { | |
return 'Escribe el código de barras'; | |
} | |
return null; | |
}, | |
controller: _codigoBarras, | |
decoration: InputDecoration( | |
hintText: 'Escribe el código', | |
labelText: "Código de barras", | |
), | |
), | |
), | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: TextFormField( | |
validator: (value) { | |
if (value.isEmpty) { | |
return 'Escribe la descripción'; | |
} | |
return null; | |
}, | |
controller: _descripcion, | |
decoration: InputDecoration( | |
hintText: 'Escribe la descripción', | |
labelText: "Descripción", | |
), | |
), | |
), | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: TextFormField( | |
keyboardType: TextInputType.number, | |
validator: (value) { | |
if (value.isEmpty) { | |
return 'Escribe el precio de compra'; | |
} | |
return null; | |
}, | |
controller: _precioCompra, | |
decoration: InputDecoration( | |
hintText: 'Escribe el precio de compra', | |
labelText: "Precio de compra", | |
), | |
), | |
), | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: TextFormField( | |
keyboardType: TextInputType.number, | |
validator: (value) { | |
if (value.isEmpty) { | |
return 'Escribe el precio de venta'; | |
} | |
return null; | |
}, | |
controller: _precioVenta, | |
decoration: InputDecoration( | |
hintText: 'Escribe el precio de venta', | |
labelText: "Precio de venta", | |
), | |
), | |
), | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: TextFormField( | |
keyboardType: TextInputType.number, | |
validator: (value) { | |
if (value.isEmpty) { | |
return 'Escribe la existencia'; | |
} | |
return null; | |
}, | |
controller: _existencia, | |
decoration: InputDecoration( | |
hintText: 'Escribe la existencia', | |
labelText: "Existencia", | |
), | |
), | |
), | |
Padding( | |
padding: EdgeInsets.all(16.0), | |
child: Builder( | |
builder: (context) => RaisedButton( | |
color: Colors.blue, | |
textColor: Colors.white, | |
child: cargando | |
? CircularProgressIndicator( | |
valueColor: AlwaysStoppedAnimation<Color>(Colors.white), | |
) | |
: Text("Guardar"), | |
onPressed: () async { | |
if (!_claveFormulario.currentState.validate()) { | |
return; | |
} | |
if (cargando) { | |
return; | |
} | |
Producto p = new Producto( | |
_codigoBarras.text, | |
_descripcion.text, | |
_precioCompra.text, | |
_precioVenta.text, | |
_existencia.text); | |
await agregarProducto(p); | |
Scaffold.of(context) | |
.showSnackBar( | |
SnackBar( | |
content: Text('Producto guardado'), | |
duration: Duration(seconds: 1), | |
), | |
) | |
.closed | |
.then((razon) { | |
Navigator.of(context).pop(); | |
}); | |
}, | |
), | |
), | |
), | |
]), | |
), | |
); | |
} |
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