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@override
Widget build(BuildContext context) {
return Scaffold(
floatingActionButton: FloatingActionButton(
onPressed: () async {
/*
* Esperamos a que vuelva de la ruta y refrescamos
* los clientes. No encontré otra manera de hacer que
* se escuche cuando se regresa de la ruta
* */
// await navigatorKey.currentState
// .push(MaterialPageRoute(builder: (context) => AgregarVenta()));
// this.obtenerVentas();
},
child: Icon(Icons.add),
),
appBar: AppBar(
title: Text("Ventas"),
),
body: (cargando)
? Center(
child: CircularProgressIndicator(),
)
: ListView.builder(
itemCount: ventas == null ? 0 : ventas.length,
itemBuilder: (BuildContext context, int index) {
return Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
ListTile(
title: Builder(
builder: (context) {
double total = 0;
for (var i = 0;
i < ventas[index]["productos"].length;
i++) {
double cantidad = double.parse(
ventas[index]["productos"][i]["cantidad"]);
double precio = double.parse(
ventas[index]["productos"][i]["precio"]);
total += (cantidad * precio);
}
return Text("\$" + formateador.format(total));
},
),
subtitle: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Row(
children: <Widget>[
Padding(
padding: EdgeInsets.only(
left: 0,
top: 0,
right: 5,
bottom: 0,
),
child: Text(
"Fecha",
style: TextStyle(fontWeight: FontWeight.bold),
),
),
Text(ventas[index]["created_at"]
.toString()
.substring(
0,
ventas[index]["created_at"]
.toString()
.indexOf(".0000"))
.replaceFirst("T", " ")),
],
),
Row(
children: <Widget>[
Padding(
padding: EdgeInsets.only(
left: 0,
top: 0,
right: 5,
bottom: 0,
),
child: Text(
"Cliente",
style: TextStyle(fontWeight: FontWeight.bold),
),
),
Text(ventas[index]["cliente"]["nombre"]),
],
),
],
),
),
ButtonBar(
children: <Widget>[
FlatButton(
child: Icon(
Icons.zoom_in,
color: Colors.blue,
),
onPressed: () {
navigatorKey.currentState.push(
MaterialPageRoute(
builder: (context) => DetalleDeVenta(
idVenta: this.ventas[index]["id"],
),
),
);
},
),
Builder(
builder: (context) => FlatButton(
child: Icon(
Icons.delete,
color: Colors.red,
),
onPressed: () {
showAlertDialog(
context,
FlatButton(
child: Text("Cancelar"),
onPressed: () {
navigatorKey.currentState.pop();
},
),
FlatButton(
child: Text("Sí, eliminar"),
onPressed: () async {
await eliminarVenta(
this.ventas[index]["id"].toString());
navigatorKey.currentState.pop();
this.obtenerVentas();
Scaffold.of(context).showSnackBar(
SnackBar(
content: Text('Venta eliminada'),
duration: Duration(seconds: 1),
),
);
},
),
"Eliminar venta",
"¿Realmente deseas eliminar la venta? esto no se puede deshacer");
},
),
),
],
),
Divider(),
],
);
},
),
);
}
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