640 lines
20 KiB
Dart
640 lines
20 KiB
Dart
part of 'main.dart';
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class HomeAssistant {
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String _webSocketAPIEndpoint;
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String _password;
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String _authType;
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bool _useLovelace = false;
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IOWebSocketChannel _hassioChannel;
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SendMessageQueue _messageQueue;
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int _currentMessageId = 0;
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int _statesMessageId = 0;
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int _servicesMessageId = 0;
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int _subscriptionMessageId = 0;
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int _configMessageId = 0;
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int _userInfoMessageId = 0;
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int _lovelaceMessageId = 0;
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EntityCollection entities;
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HomeAssistantUI ui;
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Map _instanceConfig = {};
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String _userName;
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Map _rawLovelaceData;
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Completer _fetchCompleter;
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Completer _statesCompleter;
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Completer _servicesCompleter;
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Completer _lovelaceCompleter;
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Completer _configCompleter;
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Completer _connectionCompleter;
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Completer _userInfoCompleter;
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Timer _connectionTimer;
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Timer _fetchTimer;
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bool autoReconnect = false;
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StreamSubscription _socketSubscription;
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int messageExpirationTime = 30; //seconds
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Duration fetchTimeout = Duration(seconds: 30);
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Duration connectTimeout = Duration(seconds: 15);
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String get locationName {
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if (_useLovelace) {
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return ui?.title ?? "";
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} else {
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return _instanceConfig["location_name"] ?? "";
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}
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}
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String get userName => _userName ?? locationName;
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String get userAvatarText => userName.length > 0 ? userName[0] : "";
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//int get viewsCount => entities.views.length ?? 0;
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HomeAssistant() {
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entities = EntityCollection();
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_messageQueue = SendMessageQueue(messageExpirationTime);
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}
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void updateSettings(String url, String password, String authType, bool useLovelace) {
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_webSocketAPIEndpoint = url;
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_password = password;
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_authType = authType;
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_useLovelace = useLovelace;
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TheLogger.debug( "Use lovelace is $_useLovelace");
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}
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Future fetch() {
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if ((_fetchCompleter != null) && (!_fetchCompleter.isCompleted)) {
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TheLogger.warning("Previous fetch is not complited");
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} else {
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_fetchCompleter = new Completer();
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_fetchTimer = Timer(fetchTimeout, () {
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TheLogger.error( "Data fetching timeout");
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disconnect().then((_) {
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_completeFetching({
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"errorCode": 9,
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"errorMessage": "Couldn't get data from server"
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});
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});
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});
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_connection().then((r) {
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_getData();
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}).catchError((e) {
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_completeFetching(e);
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});
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}
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return _fetchCompleter.future;
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}
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disconnect() async {
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if ((_hassioChannel != null) && (_hassioChannel.closeCode == null) && (_hassioChannel.sink != null)) {
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await _hassioChannel.sink.close().timeout(Duration(seconds: 3),
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onTimeout: () => TheLogger.debug( "Socket sink closed")
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);
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await _socketSubscription.cancel();
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_hassioChannel = null;
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}
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}
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Future _connection() {
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if ((_connectionCompleter != null) && (!_connectionCompleter.isCompleted)) {
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TheLogger.debug("Previous connection is not complited");
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} else {
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if ((_hassioChannel == null) || (_hassioChannel.closeCode != null)) {
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_connectionCompleter = new Completer();
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autoReconnect = false;
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disconnect().then((_){
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TheLogger.debug( "Socket connecting...");
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_connectionTimer = Timer(connectTimeout, () {
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TheLogger.error( "Socket connection timeout");
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_handleSocketError(null);
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});
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if (_socketSubscription != null) {
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_socketSubscription.cancel();
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}
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_hassioChannel = IOWebSocketChannel.connect(
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_webSocketAPIEndpoint, pingInterval: Duration(seconds: 30));
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_socketSubscription = _hassioChannel.stream.listen(
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(message) => _handleMessage(message),
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cancelOnError: true,
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onDone: () => _handleSocketClose(),
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onError: (e) => _handleSocketError(e)
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);
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});
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} else {
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_completeConnecting(null);
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}
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}
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return _connectionCompleter.future;
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}
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void _handleSocketClose() {
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TheLogger.debug("Socket disconnected. Automatic reconnect is $autoReconnect");
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if (autoReconnect) {
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_reconnect();
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}
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}
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void _handleSocketError(e) {
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TheLogger.error("Socket stream Error: $e");
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TheLogger.debug("Automatic reconnect is $autoReconnect");
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if (autoReconnect) {
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_reconnect();
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} else {
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disconnect().then((_) {
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_completeConnecting({
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"errorCode": 1,
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"errorMessage": "Couldn't connect to Home Assistant. Check network connection or connection settings."
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});
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});
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}
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}
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void _reconnect() {
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disconnect().then((_) {
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_connection().catchError((e){
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_completeConnecting(e);
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});
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});
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}
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_getData() async {
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List<Future> futures = [];
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futures.add(_getStates());
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if (_useLovelace) {
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futures.add(_getLovelace());
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}
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futures.add(_getConfig());
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futures.add(_getServices());
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futures.add(_getUserInfo());
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try {
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await Future.wait(futures);
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_createUI();
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_completeFetching(null);
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} catch (error) {
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_completeFetching(error);
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}
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}
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void _completeFetching(error) {
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_fetchTimer.cancel();
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_completeConnecting(error);
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if (!_fetchCompleter.isCompleted) {
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if (error != null) {
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_fetchCompleter.completeError(error);
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} else {
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autoReconnect = true;
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TheLogger.debug( "Fetch complete successful");
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_fetchCompleter.complete();
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}
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}
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}
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void _completeConnecting(error) {
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_connectionTimer.cancel();
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if (!_connectionCompleter.isCompleted) {
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if (error != null) {
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_connectionCompleter.completeError(error);
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} else {
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_connectionCompleter.complete();
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}
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} else if (error != null) {
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if (error is Error) {
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eventBus.fire(ShowErrorEvent(error.toString(), 12));
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} else {
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eventBus.fire(ShowErrorEvent(error["errorMessage"], error["errorCode"]));
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}
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}
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}
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_handleMessage(String message) {
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var data = json.decode(message);
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if (data["type"] == "auth_required") {
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_sendAuthMessageRaw('{"type": "auth","$_authType": "$_password"}');
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} else if (data["type"] == "auth_ok") {
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_completeConnecting(null);
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_sendSubscribe();
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} else if (data["type"] == "auth_invalid") {
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_completeConnecting({"errorCode": 6, "errorMessage": "${data["message"]}"});
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} else if (data["type"] == "result") {
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TheLogger.debug("[Received] <== id:${data["id"]}, ${data['success'] ? 'success' : 'error'}");
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if (data["id"] == _configMessageId) {
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_parseConfig(data);
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} else if (data["id"] == _statesMessageId) {
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_parseEntities(data);
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} else if (data["id"] == _lovelaceMessageId) {
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_handleLovelace(data);
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} else if (data["id"] == _servicesMessageId) {
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_parseServices(data);
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} else if (data["id"] == _userInfoMessageId) {
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_parseUserInfo(data);
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}
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} else if (data["type"] == "event") {
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if ((data["event"] != null) && (data["event"]["event_type"] == "state_changed")) {
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TheLogger.debug("[Received] <== ${data['type']}.${data["event"]["event_type"]}: ${data["event"]["data"]["entity_id"]}");
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_handleEntityStateChange(data["event"]["data"]);
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} else if (data["event"] != null) {
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TheLogger.warning("Unhandled event type: ${data["event"]["event_type"]}");
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} else {
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TheLogger.error("Event is null: $message");
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}
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} else {
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TheLogger.warning("Unknown message type: $message");
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}
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}
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void _sendSubscribe() {
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_incrementMessageId();
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_subscriptionMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_subscriptionMessageId, "type": "subscribe_events", "event_type": "state_changed"}', false);
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}
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Future _getConfig() {
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_configCompleter = new Completer();
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_incrementMessageId();
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_configMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_configMessageId, "type": "get_config"}', false);
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return _configCompleter.future;
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}
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Future _getStates() {
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_statesCompleter = new Completer();
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_incrementMessageId();
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_statesMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_statesMessageId, "type": "get_states"}', false);
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return _statesCompleter.future;
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}
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Future _getLovelace() {
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_lovelaceCompleter = new Completer();
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_incrementMessageId();
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_lovelaceMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_lovelaceMessageId, "type": "lovelace/config"}', false);
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return _lovelaceCompleter.future;
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}
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Future _getUserInfo() {
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_userInfoCompleter = new Completer();
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_incrementMessageId();
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_userInfoMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_userInfoMessageId, "type": "auth/current_user"}', false);
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return _userInfoCompleter.future;
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}
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Future _getServices() {
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_servicesCompleter = new Completer();
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_incrementMessageId();
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_servicesMessageId = _currentMessageId;
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_sendMessageRaw('{"id": $_servicesMessageId, "type": "get_services"}', false);
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return _servicesCompleter.future;
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}
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_incrementMessageId() {
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_currentMessageId += 1;
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}
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void _sendAuthMessageRaw(String message) {
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TheLogger.debug( "[Sending] ==> auth request");
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_hassioChannel.sink.add(message);
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}
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_sendMessageRaw(String message, bool queued) {
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var sendCompleter = Completer();
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if (queued) _messageQueue.add(message);
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_connection().then((r) {
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_messageQueue.getActualMessages().forEach((message){
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TheLogger.debug( "[Sending queued] ==> $message");
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_hassioChannel.sink.add(message);
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});
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if (!queued) {
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TheLogger.debug( "[Sending] ==> $message");
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_hassioChannel.sink.add(message);
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}
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sendCompleter.complete();
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}).catchError((e){
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sendCompleter.completeError(e);
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});
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return sendCompleter.future;
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}
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Future callService(String domain, String service, String entityId, Map<String, dynamic> additionalParams) {
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_incrementMessageId();
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String message = "";
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if (entityId != null) {
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message = '{"id": $_currentMessageId, "type": "call_service", "domain": "$domain", "service": "$service", "service_data": {"entity_id": "$entityId"';
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if (additionalParams != null) {
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additionalParams.forEach((name, value) {
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if ((value is double) || (value is int) || (value is List)) {
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message += ', "$name" : $value';
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} else {
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message += ', "$name" : "$value"';
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}
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});
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}
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message += '}}';
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} else {
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message = '{"id": $_currentMessageId, "type": "call_service", "domain": "$domain", "service": "$service"';
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if (additionalParams != null && additionalParams.isNotEmpty) {
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message += ', "service_data": {';
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bool first = true;
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additionalParams.forEach((name, value) {
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if (!first) {
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message += ', ';
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}
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if ((value is double) || (value is int) || (value is List)) {
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message += '"$name" : $value';
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} else {
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message += '"$name" : "$value"';
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}
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first = false;
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});
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message += '}';
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}
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message += '}';
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}
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return _sendMessageRaw(message, true);
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}
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void _handleEntityStateChange(Map eventData) {
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//TheLogger.debug( "New state for ${eventData['entity_id']}");
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Map data = Map.from(eventData);
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entities.updateState(data);
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eventBus.fire(new StateChangedEvent(data["entity_id"], null));
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}
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void _parseConfig(Map data) {
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if (data["success"] == true) {
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_instanceConfig = Map.from(data["result"]);
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_configCompleter.complete();
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} else {
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_configCompleter.completeError({"errorCode": 2, "errorMessage": data["error"]["message"]});
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}
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}
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void _parseUserInfo(Map data) {
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if (data["success"] == true) {
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_userName = data["result"]["name"];
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} else {
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_userName = null;
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TheLogger.warning("There was an error getting current user: $data");
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}
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_userInfoCompleter.complete();
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}
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void _parseServices(response) {
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_servicesCompleter.complete();
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}
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void _handleLovelace(response) {
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if (response["success"] == true) {
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_rawLovelaceData = response["result"];
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} else {
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TheLogger.error("There was an error getting Lovelace config: $response");
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_rawLovelaceData = null;
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}
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_lovelaceCompleter.complete();
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}
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void _parseLovelace() {
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TheLogger.debug("--Title: ${_rawLovelaceData["title"]}");
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ui.title = _rawLovelaceData["title"];
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int viewCounter = 0;
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TheLogger.debug("--Views count: ${_rawLovelaceData['views'].length}");
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_rawLovelaceData["views"].forEach((rawView){
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TheLogger.debug("----view id: ${rawView['id']}");
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HAView view = HAView(
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count: viewCounter,
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id: "${rawView['id']}",
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name: rawView['title'],
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iconName: rawView['icon']
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);
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view.cards.addAll(_createLovelaceCards(rawView["cards"] ?? []));
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ui.views.add(
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view
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);
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viewCounter += 1;
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});
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}
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List<HACard> _createLovelaceCards(List rawCards) {
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List<HACard> result = [];
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rawCards.forEach((rawCard){
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bool isThereCardOptionsInside = rawCard["card"] != null;
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HACard card = HACard(
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id: "card",
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name: isThereCardOptionsInside ? rawCard["card"]["title"] ?? rawCard["card"]["name"] : rawCard["title"] ?? rawCard["name"],
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type: isThereCardOptionsInside ? rawCard["card"]['type'] : rawCard['type'],
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columnsCount: isThereCardOptionsInside ? rawCard["card"]['columns'] ?? 4 : rawCard['columns'] ?? 4,
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showName: isThereCardOptionsInside ? rawCard["card"]['show_name'] ?? true : rawCard['show_name'] ?? true,
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showState: isThereCardOptionsInside ? rawCard["card"]['show_state'] ?? true : rawCard['show_state'] ?? true,
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showEmpty: rawCard['show_empty'] ?? true,
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stateFilter: rawCard['state_filter'] ?? []
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);
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if (rawCard["cards"] != null) {
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card.childCards = _createLovelaceCards(rawCard["cards"]);
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}
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rawCard["entities"]?.forEach((rawEntity) {
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if (rawEntity is String) {
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if (entities.isExist(rawEntity)) {
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card.entities.add(EntityWrapper(entity: entities.get(rawEntity)));
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}
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} else {
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if (entities.isExist(rawEntity["entity"])) {
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Entity e = entities.get(rawEntity["entity"]);
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String tapAction = EntityTapAction.moreInfo;
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String holdAction = EntityTapAction.none;
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if (card.type == CardType.glance || card.type == CardType.entityButton) {
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if (rawEntity["tap_action"] != null) {
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if (rawEntity["tap_action"] is String) {
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tapAction = rawEntity["tap_action"];
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holdAction = rawEntity["hold_action"];
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} else {
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tapAction = rawEntity["tap_action"]["action"];
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holdAction = rawEntity["hold_action"]["action"];
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}
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}
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}
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card.entities.add(
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EntityWrapper(
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entity: e,
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displayName: rawEntity["name"],
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icon: rawEntity["icon"],
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tapAction: tapAction,
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holdAction: holdAction,
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//tapActionService: rawEntity["service"],
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//tapActionServiceData: rawEntity["service_data"] ?? {"entity_id": e.entityId}
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)
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);
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}
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}
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});
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if (rawCard["entity"] != null) {
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var en = rawCard["entity"];
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String tapAction = EntityTapAction.moreInfo;
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String holdAction = EntityTapAction.none;
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if (rawCard["tap_action"] != null) {
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if (rawCard["tap_action"] is String) {
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tapAction = rawCard["tap_action"];
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holdAction = rawCard["hold_action"];
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} else {
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tapAction = rawCard["tap_action"]["action"];
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holdAction = rawCard["hold_action"]["action"];
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}
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}
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if (en is String) {
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if (entities.isExist(en)) {
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Entity e = entities.get(en);
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card.linkedEntityWrapper = EntityWrapper(
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entity: e,
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tapAction: tapAction,
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holdAction: holdAction,
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//tapActionService: rawCard["service"],
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//tapActionServiceData: rawCard["service_data"] ?? {"entity_id": e.entityId}
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);
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}
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} else {
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if (entities.isExist(en["entity"])) {
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Entity e = entities.get(en["entity"]);
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card.linkedEntityWrapper = EntityWrapper(
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entity: e,
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icon: en["icon"],
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displayName: en["name"],
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tapAction: tapAction,
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holdAction: holdAction,
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tapActionService: rawCard["service"],
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tapActionServiceData: rawCard["service_data"] ?? {"entity_id": e.entityId}
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);
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|
}
|
|
}
|
|
|
|
}
|
|
result.add(card);
|
|
});
|
|
return result;
|
|
}
|
|
|
|
void _parseEntities(response) async {
|
|
if (response["success"] == false) {
|
|
_statesCompleter.completeError({"errorCode": 3, "errorMessage": response["error"]["message"]});
|
|
return;
|
|
}
|
|
entities.parse(response["result"]);
|
|
_statesCompleter.complete();
|
|
}
|
|
|
|
void _createUI() {
|
|
ui = HomeAssistantUI();
|
|
if ((_useLovelace) && (_rawLovelaceData != null)) {
|
|
TheLogger.debug("Creating Lovelace UI");
|
|
_parseLovelace();
|
|
} else {
|
|
TheLogger.debug("Creating group-based UI");
|
|
int viewCounter = 0;
|
|
if (!entities.hasDefaultView) {
|
|
HAView view = HAView(
|
|
count: viewCounter,
|
|
id: "group.default_view",
|
|
name: "Home",
|
|
childEntities: entities.filterEntitiesForDefaultView()
|
|
);
|
|
ui.views.add(
|
|
view
|
|
);
|
|
viewCounter += 1;
|
|
}
|
|
entities.viewEntities.forEach((viewEntity) {
|
|
HAView view = HAView(
|
|
count: viewCounter,
|
|
id: viewEntity.entityId,
|
|
name: viewEntity.displayName,
|
|
childEntities: viewEntity.childEntities
|
|
);
|
|
view.linkedEntity = viewEntity;
|
|
ui.views.add(
|
|
view
|
|
);
|
|
viewCounter += 1;
|
|
});
|
|
}
|
|
}
|
|
|
|
Widget buildViews(BuildContext context, bool lovelace) {
|
|
return ui.build(context);
|
|
}
|
|
|
|
Future<List> getHistory(String entityId) async {
|
|
DateTime now = DateTime.now();
|
|
//String endTime = formatDate(now, [yyyy, '-', mm, '-', dd, 'T', HH, ':', nn, ':', ss, z]);
|
|
String startTime = formatDate(now.subtract(Duration(hours: 24)), [yyyy, '-', mm, '-', dd, 'T', HH, ':', nn, ':', ss, z]);
|
|
String url = "$homeAssistantWebHost/api/history/period/$startTime?&filter_entity_id=$entityId";
|
|
TheLogger.debug("[Sending] ==> $url");
|
|
http.Response historyResponse;
|
|
if (_authType == "access_token") {
|
|
historyResponse = await http.get(url, headers: {
|
|
"authorization": "Bearer $_password",
|
|
"Content-Type": "application/json"
|
|
});
|
|
} else {
|
|
historyResponse = await http.get(url, headers: {
|
|
"X-HA-Access": "$_password",
|
|
"Content-Type": "application/json"
|
|
});
|
|
}
|
|
var history = json.decode(historyResponse.body);
|
|
if (history is List) {
|
|
TheLogger.debug( "[Received] <== ${history.first.length} history recors");
|
|
return history;
|
|
} else {
|
|
return [];
|
|
}
|
|
}
|
|
}
|
|
|
|
class SendMessageQueue {
|
|
int _messageTimeout;
|
|
List<HAMessage> _queue = [];
|
|
|
|
SendMessageQueue(this._messageTimeout);
|
|
|
|
void add(String message) {
|
|
_queue.add(HAMessage(_messageTimeout, message));
|
|
}
|
|
|
|
List<String> getActualMessages() {
|
|
_queue.removeWhere((item) => item.isExpired());
|
|
List<String> result = [];
|
|
_queue.forEach((haMessage){
|
|
result.add(haMessage.message);
|
|
});
|
|
this.clear();
|
|
return result;
|
|
}
|
|
|
|
void clear() {
|
|
_queue.clear();
|
|
}
|
|
|
|
}
|
|
|
|
class HAMessage {
|
|
DateTime _timeStamp;
|
|
int _messageTimeout;
|
|
String message;
|
|
|
|
HAMessage(this._messageTimeout, this.message) {
|
|
_timeStamp = DateTime.now();
|
|
}
|
|
|
|
bool isExpired() {
|
|
return DateTime.now().difference(_timeStamp).inSeconds > _messageTimeout;
|
|
}
|
|
} |