seatsio 0.0.2 seatsio: ^0.0.2 copied to clipboard
Seatsio SDK for Flutter.
seatsio #
Description #
Seatsio SDK for Flutter.
Getting Started #
First, add seatsio
as a dependency in your pubspec.yaml
file.
dependencies:
flutter:
sdk: flutter
seatsio: ^0.0.2
Then, import seatsio
package to your dart file.
import 'package:seatsio/seatsio.dart';
Finally, config your seatsio chart with some parameters.
class _MyHomePageState extends State<MyHomePage> {
WebViewController? _seatsioController;
String? objectLabel;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Container(
child: Column(
children: <Widget>[
SizedBox(
height: 456,
child: _buildSeatsioView(),
),
Text(
objectLabel ?? 'Try to click a seat object',
),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: _loadSeatsio,
tooltip: 'Increment',
child: Icon(Icons.refresh),
),
);
}
Widget _buildSeatsioView() {
return SeatsioWebView(
enableRenderChart: false,
onWebViewCreated: (controller) {
print("[seatsio]->[example]-> onWebViewCreated");
_seatsioController = controller;
_loadSeatsio();
},
onObjectClicked: (object) {
print("[seatsio]->[example]-> onObjectClicked, label: ${object.label}");
_clickSeat(object);
},
onChartRendered: (chart) {
print("[seatsio]->[example]-> onChartRendered");
chart.requestListCategories();
},
onCategoryListCallback: (categoryList) {
print(
"[seatsio]->[example]-> onCategoryListCallback, categoryList: $categoryList");
},
);
}
void _clickSeat(SeatsioObject object) {
setState(() {
objectLabel = object.label;
});
}
void _loadSeatsio() {
final chartConfig = SeatingChartConfig.init().rebuild((b) => b
..workspaceKey = YourWorkspaceKey
..eventKey = YourEventKey
..session = "start");
final url = _generateHtmlContent(chartConfig);
_seatsioController?.loadUrl(url);
}
/// Generate html for seatsio webview
String _generateHtmlContent(SeatingChartConfig chartConfig) {
// Convert chart configs to map
final chartConfigMap = chartConfig.toMap();
// Convert map to json string
String chartConfigJson = jsonEncode(chartConfigMap);
chartConfigJson = '$chartConfigJson';
// Append callback string to json string.
final callbacks = SeatsioJsBridge.buildCallbacksConfiguration(chartConfig);
chartConfigJson = chartConfigJson.substring(0, chartConfigJson.length - 1);
callbacks.forEach((e) {
chartConfigJson = "$chartConfigJson, $e";
});
chartConfigJson = "$chartConfigJson}";
// Insert json string of chart config to the seatsio HTML template.
final htmlString = seatsioHTML
.replaceFirst("%region%", "eu")
.replaceFirst("%configAsJs%", chartConfigJson);
debugPrint("[Event]-> _generateHtmlContent: $htmlString");
// Encode HTML string with utf8
final url = Uri.dataFromString(
htmlString,
mimeType: "text/html",
encoding: utf8,
);
return url.toString();
}
}