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ha_client/lib/main.dart
2018-09-28 11:18:37 +03:00

667 lines
19 KiB
Dart

import 'dart:convert';
import 'dart:async';
import 'package:flutter/rendering.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:web_socket_channel/io.dart';
import 'package:progress_indicators/progress_indicators.dart';
import 'package:event_bus/event_bus.dart';
import 'package:flutter/widgets.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:flutter/services.dart';
part 'settings.page.dart';
part 'home_assistant.class.dart';
part 'log.page.dart';
part 'utils.class.dart';
part 'mdi.class.dart';
part 'entity.class.dart';
part 'entity_collection.class.dart';
part 'ui_builder_class.dart';
part 'view_class.dart';
part 'card_class.dart';
part 'badge_class.dart';
EventBus eventBus = new EventBus();
const String appName = "HA Client";
const appVersion = "0.1.3";
String homeAssistantWebHost;
void main() {
FlutterError.onError = (errorDetails) {
TheLogger.log("Error", "${errorDetails.exception}");
if (TheLogger.isInDebugMode) {
FlutterError.dumpErrorToConsole(errorDetails);
}
};
runZoned(() {
runApp(new HAClientApp());
}, onError: (error, stack) {
TheLogger.log("Global error", "$error");
if (TheLogger.isInDebugMode) {
debugPrint("$stack");
}
});
}
class HAClientApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return new MaterialApp(
title: appName,
theme: new ThemeData(
primarySwatch: Colors.blue,
),
initialRoute: "/",
routes: {
"/": (context) => MainPage(title: 'Hass Client'),
"/connection-settings": (context) => ConnectionSettingsPage(title: "Connection Settings"),
"/log-view": (context) => LogViewPage(title: "Log")
},
);
}
}
class MainPage extends StatefulWidget {
MainPage({Key key, this.title}) : super(key: key);
final String title;
@override
_MainPageState createState() => new _MainPageState();
}
class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
HomeAssistant _homeAssistant;
EntityCollection _entities;
//Map _instanceConfig;
int _uiViewsCount = 0;
String _instanceHost;
int _errorCodeToBeShown = 0;
String _lastErrorMessage = "";
StreamSubscription _stateSubscription;
StreamSubscription _settingsSubscription;
bool _isLoading = true;
Map<String, Color> _stateIconColors = {
"on": Colors.amber,
"off": Color.fromRGBO(68, 115, 158, 1.0),
"unavailable": Colors.black12,
"unknown": Colors.black12,
"playing": Colors.amber
};
Map<String, Color> _badgeColors = {
"default": Color.fromRGBO(223, 76, 30, 1.0),
"binary_sensor": Color.fromRGBO(3, 155, 229, 1.0)
};
@override
void initState() {
super.initState();
WidgetsBinding.instance.addObserver(this);
_settingsSubscription = eventBus.on<SettingsChangedEvent>().listen((event) {
TheLogger.log("Debug","Settings change event: reconnect=${event.reconnect}");
setState(() {
_errorCodeToBeShown = 0;
});
_initConnection();
});
_initConnection();
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
TheLogger.log("Debug","$state");
if (state == AppLifecycleState.resumed) {
_refreshData();
}
}
_initConnection() async {
SharedPreferences prefs = await SharedPreferences.getInstance();
String domain = prefs.getString('hassio-domain');
String port = prefs.getString('hassio-port');
_instanceHost = "$domain:$port";
String apiEndpoint = "${prefs.getString('hassio-protocol')}://$domain:$port/api/websocket";
homeAssistantWebHost = "${prefs.getString('hassio-res-protocol')}://$domain:$port";
String apiPassword = prefs.getString('hassio-password');
String authType = prefs.getString('hassio-auth-type');
if ((domain == null) || (port == null) || (apiPassword == null) ||
(domain.length == 0) || (port.length == 0) || (apiPassword.length == 0)) {
setState(() {
_errorCodeToBeShown = 5;
});
} else {
if (_homeAssistant != null) _homeAssistant.closeConnection();
_createConnection(apiEndpoint, apiPassword, authType);
}
}
_createConnection(String apiEndpoint, String apiPassword, String authType) {
_homeAssistant = HomeAssistant(apiEndpoint, apiPassword, authType);
_refreshData();
if (_stateSubscription != null) _stateSubscription.cancel();
_stateSubscription = eventBus.on<StateChangedEvent>().listen((event) {
setState(() {
_entities = _homeAssistant.entities;
});
});
}
_refreshData() async {
setState(() {
_isLoading = true;
});
_errorCodeToBeShown = 0;
if (_homeAssistant != null) {
await _homeAssistant.fetch().then((result) {
setState(() {
//_instanceConfig = _homeAssistant.instanceConfig;
_entities = _homeAssistant.entities;
_uiViewsCount = _homeAssistant.viewsCount;
_isLoading = false;
});
}).catchError((e) {
_setErrorState(e);
});
}
}
_setErrorState(e) {
setState(() {
_errorCodeToBeShown = e["errorCode"] != null ? e["errorCode"] : 99;
_lastErrorMessage = e["errorMessage"] ?? "Unknown error";
_isLoading = false;
});
}
void _callService(String domain, String service, String entityId) {
setState(() {
_isLoading = true;
});
_homeAssistant.callService(domain, service, entityId).then((r) {
setState(() {
_isLoading = false;
});
}).catchError((e) => _setErrorState(e));
}
List<Widget> _buildViews() {
List<Widget> result = [];
if ((_entities != null) && (!_homeAssistant.uiBuilder.isEmpty)) {
_homeAssistant.uiBuilder.views.forEach((viewId, view) {
result.add(
RefreshIndicator(
color: Colors.amber,
child: ListView(
physics: const AlwaysScrollableScrollPhysics(),
children: _buildSingleView(view),
),
onRefresh: () => _refreshData(),
)
);
});
}
return result;
}
List<Widget> _buildSingleView(View view) {
List<Widget> result = [];
if (view.isThereBadges) {
result.add(
Wrap(
alignment: WrapAlignment.center,
spacing: 12.0,
runSpacing: 4.0,
children: _buildBadges(view.badges),
)
);
}
view.cards.forEach((id, card) {
if (card.entities.isNotEmpty) {
result.add(_buildCard(card));
}
});
return result;
}
List<Widget> _buildBadges( Map<String, Badge> badges) {
List<Widget> result = [];
badges.forEach((id, badge) {
var badgeEntity = _entities.get(id);
if (badgeEntity != null) {
result.add(
_buildSingleBadge(badgeEntity)
);
}
});
return result;
}
Widget _buildSingleBadge(Entity data) {
double iconSize = 26.0;
Widget badgeIcon;
String badgeTextValue;
Color iconColor = _badgeColors[data.domain] ?? _badgeColors["default"];
switch (data.domain) {
case "sun": {
badgeIcon = data.state == "below_horizon" ?
Icon(
MaterialDesignIcons.createIconDataFromIconCode(0xf0dc),
size: iconSize,
) :
Icon(
MaterialDesignIcons.createIconDataFromIconCode(0xf5a8),
size: iconSize,
);
break;
}
case "sensor": {
badgeTextValue = data.unitOfMeasurement;
badgeIcon = Center(
child: Text(
"${data.state}",
overflow: TextOverflow.fade,
softWrap: false,
textAlign: TextAlign.center,
style: TextStyle(fontSize: 18.0),
),
);
break;
}
case "device_tracker": {
badgeIcon = MaterialDesignIcons.createIconFromEntityData(data, iconSize,Colors.black);
badgeTextValue = data.state;
break;
}
default: {
badgeIcon = MaterialDesignIcons.createIconFromEntityData(data, iconSize,Colors.black);
}
}
Widget badgeText;
if (badgeTextValue == null) {
badgeText = Container(width: 0.0, height: 0.0);
} else {
badgeText = Container(
padding: EdgeInsets.fromLTRB(6.0, 2.0, 6.0, 2.0),
child: Text("$badgeTextValue",
style: TextStyle(fontSize: 13.0, color: Colors.white),
textAlign: TextAlign.center, softWrap: false, overflow: TextOverflow.fade),
decoration: new BoxDecoration(
// Circle shape
//shape: BoxShape.circle,
color: iconColor,
borderRadius: BorderRadius.circular(9.0),
)
);
}
return Column(
children: <Widget>[
Container(
margin: EdgeInsets.fromLTRB(0.0, 10.0, 0.0, 10.0),
width: 50.0,
height: 50.0,
decoration: new BoxDecoration(
// Circle shape
shape: BoxShape.circle,
color: Colors.white,
// The border you want
border: new Border.all(
width: 2.0,
color: iconColor,
),
),
child: Stack(
overflow: Overflow.visible,
children: <Widget>[
Positioned(
width: 46.0,
height: 46.0,
top: 0.0,
left: 0.0,
child: badgeIcon,
),
Positioned(
//width: 50.0,
bottom: -9.0,
left: -15.0,
right: -15.0,
child: Center(
child: badgeText,
)
)
],
),
),
Container(
width: 60.0,
child: Text(
"${data.displayName}",
textAlign: TextAlign.center,
softWrap: true,
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
),
],
);
}
Card _buildCard(HACard card) {
List<Widget> body = [];
body.add(_buildCardHeader(card.friendlyName));
body.addAll(_buildCardBody(card.entities));
Card result = Card(
child: new Column(mainAxisSize: MainAxisSize.min, children: body)
);
return result;
}
Widget _buildCardHeader(String name) {
var result;
if (name.length > 0) {
result = new ListTile(
//leading: const Icon(Icons.device_hub),
//subtitle: Text(".."),
//trailing: Text("${data["state"]}"),
title: Text("$name",
textAlign: TextAlign.left,
overflow: TextOverflow.ellipsis,
style: new TextStyle(fontWeight: FontWeight.bold, fontSize: 25.0)),
);
} else {
result = new Container(width: 0.0, height: 0.0);
}
return result;
}
List<Widget> _buildCardBody(List ids) {
List<Widget> entities = [];
ids.forEach((id) {
var data = _entities.get(id);
if (data != null) {
entities.add(new ListTile(
leading: MaterialDesignIcons.createIconFromEntityData(data, 28.0, _stateIconColors[data.state] ?? Colors.blueGrey),
//subtitle: Text("${data['entity_id']}"),
trailing: _buildEntityActionWidget(data),
title: Text(
"${data.displayName}",
overflow: TextOverflow.fade,
softWrap: false,
),
));
}
});
return entities;
}
Widget _buildEntityActionWidget(Entity entity) {
String entityId = entity.entityId;
Widget result;
switch (entity.domain) {
case "automation":
case "switch":
case "light": {
result = Switch(
value: entity.isOn,
onChanged: ((state) {
_callService(
entity.domain, state ? "turn_on" : "turn_off", entityId
);
//TODO remove after checking if state will chenge without setState but after socket event
/*setState(() {
_entities[entityId]["state"] = state ? "on" : "off";
});*/
}),
);
break;
}
case "script":
case "scene": {
result = SizedBox(
width: 60.0,
child: FlatButton(
onPressed: (() {
_callService(entity.domain, "turn_on", entityId);
}),
child: Text(
"Run",
textAlign: TextAlign.right,
style: new TextStyle(fontSize: 16.0, color: Colors.blue),
),
)
);
break;
}
default: {
result = Padding(
padding: EdgeInsets.fromLTRB(0.0, 0.0, 16.0, 0.0),
child: Text(
"${entity.state}${entity.unitOfMeasurement}",
textAlign: TextAlign.right,
style: new TextStyle(
fontSize: 16.0,
)
)
);
}
}
/*return SizedBox(
width: 60.0,
// height: double.infinity,
child: result
);*/
return result;
}
List<Tab> buildUIViewTabs() {
List<Tab> result = [];
if ((_entities != null) && (!_homeAssistant.uiBuilder.isEmpty)) {
_homeAssistant.uiBuilder.views.forEach((viewId, view) {
result.add(
Tab(
icon: MaterialDesignIcons.createIconFromEntityData(_entities.get(viewId), 24.0, null)
)
);
});
}
return result;
}
Widget _buildAppTitle() {
Row titleRow = Row(
children: [Text(_homeAssistant != null ? _homeAssistant.locationName : "")],
);
if (_isLoading) {
titleRow.children.add(Padding(
child: JumpingDotsProgressIndicator(
fontSize: 26.0,
color: Colors.white,
),
padding: const EdgeInsets.fromLTRB(5.0, 0.0, 0.0, 30.0),
));
}
return titleRow;
}
Drawer _buildAppDrawer() {
return new Drawer(
child: ListView(
children: <Widget>[
new UserAccountsDrawerHeader(
accountName: Text(_homeAssistant != null ? _homeAssistant.locationName : "Unknown"),
accountEmail: Text(_instanceHost ?? "Not configured"),
currentAccountPicture: new Image.asset('images/hassio-192x192.png'),
),
new ListTile(
leading: Icon(Icons.settings),
title: Text("Connection settings"),
onTap: () {
Navigator.of(context).pop();
Navigator.of(context).pushNamed('/connection-settings');
},
),
new ListTile(
leading: Icon(Icons.insert_drive_file),
title: Text("Log"),
onTap: () {
Navigator.of(context).pop();
Navigator.of(context).pushNamed('/log-view');
},
),
new ListTile(
leading: Icon(MaterialDesignIcons.createIconDataFromIconName("mdi:github-circle")),
title: Text("Reprot issue"),
onTap: () {
Navigator.of(context).pop();
haUtils.launchURL("https://github.com/estevez-dev/ha_client_pub/issues/new");
},
),
new AboutListTile(
applicationName: appName,
applicationVersion: appVersion,
applicationLegalese: "Keyboard Crumbs | www.keyboardcrumbs.io",
)
],
),
);
}
_checkShowInfo(BuildContext context) {
if (_errorCodeToBeShown > 0) {
String message = _lastErrorMessage;
SnackBarAction action;
switch (_errorCodeToBeShown) {
case 1: {
action = SnackBarAction(
label: "Retry",
onPressed: () {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
_refreshData();
},
);
break;
}
case 5: {
message = "Check connection settings";
action = SnackBarAction(
label: "Open",
onPressed: () {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
Navigator.pushNamed(context, '/connection-settings');
},
);
break;
}
case 6: {
action = SnackBarAction(
label: "Settings",
onPressed: () {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
Navigator.pushNamed(context, '/connection-settings');
},
);
break;
}
case 7: {
action = SnackBarAction(
label: "Retry",
onPressed: () {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
_refreshData();
},
);
break;
}
case 8: {
action = SnackBarAction(
label: "Reconnect",
onPressed: () {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
_refreshData();
},
);
break;
}
}
Timer(Duration(seconds: 1), () {
_scaffoldKey.currentState.hideCurrentSnackBar();
_scaffoldKey.currentState.showSnackBar(
SnackBar(
content: Text("$message (code: $_errorCodeToBeShown)"),
action: action,
duration: Duration(hours: 1),
)
);
});
} else {
_scaffoldKey?.currentState?.hideCurrentSnackBar();
}
}
final GlobalKey<ScaffoldState> _scaffoldKey = new GlobalKey<ScaffoldState>();
Scaffold _buildScaffold(bool empty) {
return Scaffold(
key: _scaffoldKey,
appBar: AppBar(
title: _buildAppTitle(),
bottom: empty ? null : TabBar(tabs: buildUIViewTabs()),
),
drawer: _buildAppDrawer(),
body: empty ?
Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
MaterialDesignIcons.createIconDataFromIconName("mdi:home-assistant"),
size: 100.0,
color: _errorCodeToBeShown == 0 ? Colors.blue : Colors.redAccent,
),
]
),
)
:
TabBarView(
children: _buildViews()
),
);
}
@override
Widget build(BuildContext context) {
_checkShowInfo(context);
// This method is rerun every time setState is called.
if (_entities == null) {
return _buildScaffold(true);
} else {
return DefaultTabController(
length: _uiViewsCount,
child: _buildScaffold(false)
);
}
}
@override
void dispose() {
WidgetsBinding.instance.removeObserver(this);
if (_stateSubscription != null) _stateSubscription.cancel();
if (_settingsSubscription != null) _settingsSubscription.cancel();
_homeAssistant.closeConnection();
super.dispose();
}
}