From 4d92a4176a54c598ae7f5be81b4681d992522852 Mon Sep 17 00:00:00 2001
From: Hugo Bayer <hugo.bayer@studierende.htl-donaustadt.at>
Date: Tue, 28 Jan 2020 11:19:28 +0100
Subject: [PATCH] update serverlist

---
 lib/serverlist.dart | 55 ++++++++++++++++++++++-----------------------
 1 file changed, 27 insertions(+), 28 deletions(-)

diff --git a/lib/serverlist.dart b/lib/serverlist.dart
index b5bc1e8..276a6ae 100644
--- a/lib/serverlist.dart
+++ b/lib/serverlist.dart
@@ -27,9 +27,7 @@ class ServerList extends StatefulWidget {
 }
 
 class _ServerListState extends State<ServerList> {
-
-
-  List<Server> server = [
+  List<Server> servers = [
     new Server(
       "example.com",
       "http://example.com",
@@ -51,27 +49,34 @@ class _ServerListState extends State<ServerList> {
   Timer timer;
   Random rnd = new Random();
 
+  @override
+  void initState() {
+    super.initState();
 
-  _ServerListState() {
+    _updateAllServers();
     timer = new Timer.periodic(new Duration(seconds: 5), (timer) {
-      server.forEach(_updateServerStatus);
+      _updateAllServers();
     });
   }
 
-  void _updateServerStatus(Server server) {
-    setState(() {
-      server.status =
-      ServerStatus.values[rnd.nextInt(ServerStatus.values.length - 1) + 1];
+  Future<void> _updateAllServers() async {
+    servers.forEach(_updateServerStatus);
+  }
+
+  void _updateServerStatus(Server s) async {
+    checkStatus(s.uri).then((value) {
+      setState(() {
+        checkStatus(s.uri).then((value){
+          s.status=value;
+        });
+      });
     });
   }
 
   void _updateUI() {
-    setState(() {
-
-    });
+    setState(() {});
   }
 
-
   @override
   Widget build(BuildContext context) {
     // This method is rerun every time setState is called, for instance as done
@@ -116,15 +121,11 @@ class _ServerListState extends State<ServerList> {
     );
   }
 
-
   List<Widget> _createChildren() {
-    return new List<Widget>.generate(server.length, (int index) {
+    return new List<Widget>.generate(servers.length, (int index) {
       return Container(
         height: 75,
-        width: MediaQuery
-            .of(context)
-            .size
-            .width,
+        width: MediaQuery.of(context).size.width,
         margin: EdgeInsets.all(2.0),
         padding: EdgeInsets.all(10.0),
         decoration: BoxDecoration(
@@ -138,7 +139,7 @@ class _ServerListState extends State<ServerList> {
             child: Align(
               alignment: Alignment.centerLeft,
               child: Text(
-                server[index].displayName,
+                servers[index].displayName,
                 style: TextStyle(fontSize: 24),
               ),
             ),
@@ -147,7 +148,7 @@ class _ServerListState extends State<ServerList> {
             width: 75,
             child: Align(
               alignment: Alignment.center,
-              child: _generateIcon(server[index]),
+              child: _generateIcon(servers[index]),
 //              child: Text(
 //                status[index],
 //                style: TextStyle(fontSize: 24),
@@ -167,15 +168,13 @@ class _ServerListState extends State<ServerList> {
       print("The URI was invalid, returning DNS_ERROR");
       return ServerStatus.dnserror;
     }
-    if (parsedUri.isScheme("http") || parsedUri.isScheme("http")) {
-
-    }
+    if (parsedUri.isScheme("http") || parsedUri.isScheme("http")) {}
     try {
       InternetAddress ia = InternetAddress(parsedUri.host);
-      parsedUri.scheme
+      //parsedUri.scheme
     } catch (ArgumentError) {
-      List<RRecord> record = await DnsUtils.lookupRecord(
-          parsedUri.host, RRecordType.ANY);
+      List<RRecord> record =
+          await DnsUtils.lookupRecord(parsedUri.host, RRecordType.ANY);
     }
 
     return ServerStatus.responding;
@@ -198,4 +197,4 @@ class _ServerListState extends State<ServerList> {
         color: Colors.red,
       );
   }
-}
\ No newline at end of file
+}
-- 
2.47.0