refactor: Pages folder structure

lib/widgets/layouts/empty_page.dart

@@ -0,0 +1,44 @@
+import 'dart:math';
+
+import 'package:flutter/material.dart';
+
+class EmptyPage extends StatelessWidget {
+  final bool loading;
+  static const double _width = 200;
+  const EmptyPage({this.loading = false, Key key}) : super(key: key);
+  @override
+  Widget build(BuildContext context) {
+    final _width = min(MediaQuery.of(context).size.width, EmptyPage._width);
+    return Scaffold(
+      // Add invisible appbar to make status bar on Android tablets bright.
+      appBar: AppBar(
+        automaticallyImplyLeading: false,
+        elevation: 0,
+        backgroundColor: Theme.of(context).scaffoldBackgroundColor,
+      ),
+      extendBodyBehindAppBar: true,
+      body: Column(
+        mainAxisAlignment: MainAxisAlignment.center,
+        children: [
+          Center(
+            child: Hero(
+              tag: 'info-logo',
+              child: Image.asset(
+                'assets/info-logo.png',
+                width: _width,
+                height: _width,
+              ),
+            ),
+          ),
+          if (loading)
+            Center(
+              child: SizedBox(
+                width: _width,
+                child: const LinearProgressIndicator(),
+              ),
+            ),
+        ],
+      ),
+    );
+  }
+}

lib/widgets/layouts/loading_view.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:matrix/matrix.dart';
 import 'package:vrouter/vrouter.dart';
 
-import 'package:fluffychat/pages/views/empty_page_view.dart';
+import 'package:fluffychat/widgets/layouts/empty_page.dart';
 import 'package:fluffychat/widgets/matrix.dart';
 
 class LoadingView extends StatelessWidget {