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rasz
2021-09-02 08:35:25 -03:00
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lib/screens/listClients.dart Normal file
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import 'package:esms_project/dbhandler.dart';
import 'package:esms_project/screens/clientDetail.dart';
import 'package:esms_project/screens/createClient.dart';
import 'package:flutter/material.dart';
import 'package:esms_project/widgets/widget_button.dart';
class ListClients extends StatefulWidget {
@override
_ListClientsState createState() => _ListClientsState();
}
class _ListClientsState extends State<ListClients> {
final dbHandler dbh = dbHandler.instance;
Future<bool> loaded;
List<Map<String, dynamic>> cliList = List.empty(growable: true);
Future<bool> _loadvars() async {
cliList = List.empty(growable: true);
dbh.queryOrdered("client", "ASC", "name").then((value) {
List<Map<String,dynamic>> tmp = value;
for(int i = 0; i < tmp.length; i++)
{
if(tmp[i]['name'] != "CLIENTE_REMOVIDO")
{
cliList.add(tmp[i]);
}
}
setState(() {
return true && cliList != null;
});
});
return false;
}
@override
void setState(fn) {
if(mounted) {
super.setState(fn);
}
}
@override
void initState() {
super.initState();
loaded = _loadvars();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("Listagem de Clientes"),
actions: <Widget>[
IconButton(
icon: Icon(Icons.add_box_outlined),
onPressed: () {
setState(() {
Navigator.of(context)
.push(new MaterialPageRoute(
builder: (context) => CreateClient()))
.whenComplete(_loadvars);
});
},
)
],
),
body: _body(),
);
}
_body() {
return Container(
child: FutureBuilder<bool>(
future: loaded,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting)
return Center(
child: CircularProgressIndicator(),
);
else if (cliList != null && cliList.length != 0) {
return ListView.separated(
padding: const EdgeInsets.all(8),
itemCount: cliList.length,
itemBuilder: (BuildContext context, int index) {
return Container(
padding: const EdgeInsets.only(left: 10),
height: 90,
color: Colors.black12,
child: InkWell(
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
Row(
children: [
RichText(
overflow: TextOverflow.ellipsis,
strutStyle: StrutStyle(fontSize: 18.0),
text: TextSpan(
style: TextStyle(color: Colors.black, fontSize: 18.0),
text: "Cliente: " +
'${cliList[index]['name']}')),
],
),
Row(
children: [
RichText(
overflow: TextOverflow.ellipsis,
strutStyle: StrutStyle(fontSize: 18.0),
text: TextSpan(
style: TextStyle(color: Colors.black, fontSize: 18.0),
text: "Celular: " +
'${cliList[index]['cellular']}'))
],
)
],
),
onTap: () =>
onPressWithArg(context, cliList[index]['id']),
));
},
separatorBuilder: (BuildContext context, int index) =>
const Divider());
} else {
return Container(
child: Center(
child: Column(
children: [
Expanded(
flex: 2,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
RichText(
strutStyle: StrutStyle(
fontSize: 32.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic),
text: TextSpan(
style: TextStyle(
fontSize: 32.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic,
color: Colors.black26),
text: "Estou vazio!"),
),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
RichText(
strutStyle: StrutStyle(
fontSize: 16.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic),
text: TextSpan(
style: TextStyle(
fontSize: 16.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic,
color: Colors.black26),
text:
"Cadastre um cliente clicando no botão "),
),
Icon(
Icons.add_box_outlined,
color: Colors.black26,
),
]),
RichText(
strutStyle: StrutStyle(
fontSize: 16.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic),
text: TextSpan(
style: TextStyle(
fontSize: 16.0,
fontWeight: FontWeight.w400,
fontStyle: FontStyle.italic,
color: Colors.black26),
text: "\nOu tente recarregar a tela."),
),
Botoes(
"Recarregar",
onPressed: () => _update(context),
)
],
),
)
],
)));
}
},
),
);
}
_update(BuildContext context) {
setState(() {
Navigator.pushReplacement(
context, MaterialPageRoute(builder: (context) => ListClients()));
});
}
onPressWithArg(context, int id) {
setState(() {
Navigator.of(context)
.push(new MaterialPageRoute(builder: (context) => ClientDetail(id)))
.whenComplete(_loadvars);
});
}
}