Resolves #277 Remove legacy password support

lib/home_assistant.class.dart

@@ -3,7 +3,6 @@ part of 'main.dart';
 class HomeAssistant {
   String _webSocketAPIEndpoint;
   String _password;
-  String _authType;
   bool _useLovelace = false;
 
   IOWebSocketChannel _hassioChannel;
@@ -56,10 +55,9 @@ class HomeAssistant {
     _messageQueue = SendMessageQueue(messageExpirationTime);
   }
 
-  void updateSettings(String url, String password, String authType, bool useLovelace) {
+  void updateSettings(String url, String password, bool useLovelace) {
     _webSocketAPIEndpoint = url;
     _password = password;
-    _authType = authType;
     _useLovelace = useLovelace;
     Logger.d( "Use lovelace is $_useLovelace");
   }
@@ -213,7 +211,7 @@ class HomeAssistant {
   _handleMessage(String message) {
     var data = json.decode(message);
     if (data["type"] == "auth_required") {
-      _sendAuthMessageRaw('{"type": "auth","$_authType": "$_password"}');
+      _sendAuthMessageRaw('{"type": "auth","access_token": "$_password"}');
     } else if (data["type"] == "auth_ok") {
       _completeConnecting(null);
       _sendSubscribe();
@@ -550,17 +548,10 @@ class HomeAssistant {
     String url = "$homeAssistantWebHost/api/history/period/$startTime?&filter_entity_id=$entityId";
     Logger.d("[Sending] ==> $url");
     http.Response historyResponse;
-    if (_authType == "access_token") {
+    historyResponse = await http.get(url, headers: {
-      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) {
       Logger.d( "[Received] <== ${history.first.length} history recors");

lib/main.dart

@@ -142,7 +142,6 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   //Map _instanceConfig;
   String _webSocketApiEndpoint;
   String _password;
-  String _authType;
   //int _uiViewsCount = 0;
   String _instanceHost;
   StreamSubscription _stateSubscription;
@@ -200,7 +199,6 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
     _webSocketApiEndpoint = "${prefs.getString('hassio-protocol')}://$domain:$port/api/websocket";
     homeAssistantWebHost = "${prefs.getString('hassio-res-protocol')}://$domain:$port";
     _password = prefs.getString('hassio-password');
-    _authType = prefs.getString('hassio-auth-type');
     _useLovelaceUI = prefs.getBool('use-lovelace') ?? false;
     if ((domain == null) || (port == null) || (_password == null) ||
         (domain.length == 0) || (port.length == 0) || (_password.length == 0)) {
@@ -250,7 +248,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   }
 
   _refreshData() async {
-    _homeAssistant.updateSettings(_webSocketApiEndpoint, _password, _authType, _useLovelaceUI);
+    _homeAssistant.updateSettings(_webSocketApiEndpoint, _password, _useLovelaceUI);
     _hideBottomBar();
     _showInfoBottomBar(progress: true,);
     await _homeAssistant.fetch().then((result) {

lib/settings.page.dart

@@ -18,8 +18,6 @@ class _ConnectionSettingsPageState extends State<ConnectionSettingsPage> {
   String _newHassioPassword = "";
   String _socketProtocol = "wss";
   String _newSocketProtocol = "wss";
-  String _authType = "access_token";
-  String _newAuthType = "access_token";
   bool _useLovelace = false;
   bool _newUseLovelace = false;
 
@@ -37,7 +35,6 @@ class _ConnectionSettingsPageState extends State<ConnectionSettingsPage> {
       _hassioPort = _newHassioPort = prefs.getString("hassio-port") ?? "";
       _hassioPassword = _newHassioPassword = prefs.getString("hassio-password") ?? "";
       _socketProtocol = _newSocketProtocol = prefs.getString("hassio-protocol") ?? 'wss';
-      _authType = _newAuthType = prefs.getString("hassio-auth-type") ?? 'access_token';
       try {
         _useLovelace = _newUseLovelace = prefs.getBool("use-lovelace") ?? false;
       } catch (e) {
@@ -51,7 +48,6 @@ class _ConnectionSettingsPageState extends State<ConnectionSettingsPage> {
       (_newHassioPort != _hassioPort) ||
       (_newHassioDomain != _hassioDomain) ||
       (_newSocketProtocol != _socketProtocol) ||
-      (_newAuthType != _authType) ||
       (_newUseLovelace != _useLovelace));
 
   }
@@ -66,7 +62,6 @@ class _ConnectionSettingsPageState extends State<ConnectionSettingsPage> {
     prefs.setString("hassio-password", _newHassioPassword);
     prefs.setString("hassio-protocol", _newSocketProtocol);
     prefs.setString("hassio-res-protocol", _newSocketProtocol == "wss" ? "https" : "http");
-    prefs.setString("hassio-auth-type", _newAuthType);
     prefs.setBool("use-lovelace", _newUseLovelace);
   }
 
@@ -154,33 +149,9 @@ class _ConnectionSettingsPageState extends State<ConnectionSettingsPage> {
             "Try ports 80 and 443 if default is not working and you don't know why.",
             style: TextStyle(color: Colors.grey),
           ),
-          new Row(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Flexible(
-                child: Text(
-                  "Login with access token (HA >= 0.78.0)",
-                  softWrap: true,
-                  maxLines: 2,
-                ),
-              ),
-              Switch(
-                value: (_newAuthType == "access_token"),
-                onChanged: (value) {
-                  setState(() {
-                    _newAuthType = value ? "access_token" : "api_password";
-                  });
-                },
-              )
-            ],
-          ),
-          new Text(
-            "You should use access token for HA >= 0.84.1. Legacy password will not work there.",
-            style: TextStyle(color: Colors.grey),
-          ),
           new TextField(
             decoration: InputDecoration(
-                labelText: _newAuthType == "access_token" ? "Access token" : "API password"
+                labelText: "Access token"
             ),
             controller: new TextEditingController.fromValue(
                 new TextEditingValue(