add synced state

cyberwow/lib/main.dart

@@ -32,6 +32,7 @@ import 'controller/running.dart';
 import 'widget/loading.dart';
 import 'widget/blank.dart';
 import 'widget/running.dart';
+import 'widget/synced.dart';
 
 void main() => runApp(MyApp());
 
@@ -88,7 +89,9 @@ class _MyHomePageState extends State<MyHomePage>
     RunningState _runningState = await _loadingState.next(loading, '');
 
     final running = runBinary(binName);
-    await _runningState.next(running);
+    SyncedState _syncedState = await _runningState.next(running);
+
+    await _syncedState.next();
   }
 
   @override
@@ -119,6 +122,7 @@ class _MyHomePageState extends State<MyHomePage>
         (s) => buildBlank(context, s),
         (s) => buildLoading(context, s),
         (s) => buildRunning(context, s),
+        (s) => buildSynced(context, s),
       ),
     );
   }

cyberwow/lib/state.dart

@@ -37,6 +37,7 @@ abstract class AppState {
     T Function(BlankState) useBlankState,
     T Function(LoadingState) useLoadingState,
     T Function(RunningState) useRunningState,
+    T Function(SyncedState) useSyncedState,
   )
   {
     if (this is BlankState) {
@@ -48,6 +49,9 @@ abstract class AppState {
     if (this is RunningState) {
       return useRunningState(this);
     }
+    if (this is SyncedState) {
+      return useSyncedState(this);
+    }
     throw Exception('Invalid state');
   }
 }
@@ -130,12 +134,39 @@ class RunningState extends HookedState {
     setState(this);
   }
 
-  Future<void> next(Stream<String> runningOutput) async {
+  Future<SyncedState> next(Stream<String> processOutput) async {
     print("RunningState.next");
 
-    await for (var line in runningOutput) {
+    await for (var line in processOutput) {
       append(line);
       print(line);
+      // print('hi');
+
+      final _targetHeight = await targetHeight();
+      print('target_height: ${_targetHeight}');
+
+      if (_targetHeight == 0) break;
+    }
+
+    SyncedState _next = SyncedState(setState, processOutput);
+    setState(_next);
+    return _next;
+  }
+}
+
+class SyncedState extends HookedState {
+  Stream<String> processOutput;
+
+  SyncedState(f, this.processOutput) : super (f);
+
+  Future<void> next() async {
+    print("SyncedState.next");
+
+    while (true) {
+      final _targetHeight = await targetHeight();
+      print('target_height: ${_targetHeight}');
+
+      await Future.delayed(const Duration(seconds: 2), () => "1");
     }
   }
 }

cyberwow/lib/widget/synced.dart

@@ -0,0 +1,64 @@
+/*
+
+Copyright 2019 fuwa
+
+This file is part of CyberWOW.
+
+CyberWOW is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+CyberWOW is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with CyberWOW.  If not, see <https://www.gnu.org/licenses/>.
+
+*/
+
+import 'package:flutter/material.dart';
+
+import '../state.dart';
+import '../config.dart';
+
+Widget buildSynced(BuildContext context, SyncedState state) {
+  return Scaffold(
+    body: new Container
+    (
+      padding: const EdgeInsets.all(10.0),
+      color: config.backgroundColor,
+      child: Align
+      (
+        alignment: Alignment.topLeft,
+        child: Column
+        (
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: <Widget>
+          [
+            new Expanded
+            (
+              flex: 1,
+              child: new SingleChildScrollView
+              (
+                child: Text
+                (
+                  'Synced',
+                  style: TextStyle
+                  (
+                    fontFamily: 'RobotoMono',
+                    fontSize: 17,
+                    fontWeight: FontWeight.bold,
+                    color: config.textColor,
+                  ),
+                )
+              )
+            )
+          ],
+        ),
+      ),
+    ),
+  );
+}