Enhanced UX and clean up

lib/components/chat_settings_popup_menu.dart

@@ -7,6 +7,7 @@ import 'package:fluffychat/views/chat_details.dart';
 import 'package:fluffychat/views/chat_list.dart';
 import 'package:flutter/material.dart';
 
+import 'dialogs/simple_dialogs.dart';
 import 'matrix.dart';
 
 class ChatSettingsPopupMenu extends StatefulWidget {
@@ -66,11 +67,16 @@ class _ChatSettingsPopupMenuState extends State<ChatSettingsPopupMenu> {
       onSelected: (String choice) async {
         switch (choice) {
           case "leave":
-            await Matrix.of(context)
+            bool confirmed = await SimpleDialogs(context).askConfirmation();
+            if (confirmed) {
+              final success = await Matrix.of(context)
                   .tryRequestWithLoadingDialog(widget.room.leave());
+              if (success != false) {
                 await Navigator.of(context).pushAndRemoveUntil(
                     AppRoute.defaultRoute(context, ChatListView()),
                     (Route r) => false);
+              }
+            }
             break;
           case "mute":
             await Matrix.of(context).tryRequestWithLoadingDialog(

lib/components/dialogs/confirm_dialog.dart

@@ -1,36 +0,0 @@
-import 'package:fluffychat/i18n/i18n.dart';
-import 'package:flutter/material.dart';
-
-class ConfirmDialog extends StatelessWidget {
-  const ConfirmDialog(
-    this.text,
-    this.confirmText,
-    this.onConfirmed,
-  );
-  final String text;
-  final String confirmText;
-  final Function(BuildContext) onConfirmed;
-
-  @override
-  Widget build(BuildContext context) {
-    return AlertDialog(
-      title: Text(text),
-      actions: <Widget>[
-        FlatButton(
-          child: Text(I18n.of(context).close.toUpperCase(),
-              style: TextStyle(color: Colors.blueGrey)),
-          onPressed: () => Navigator.of(context).pop(),
-        ),
-        FlatButton(
-          child: Text(
-            confirmText.toUpperCase(),
-          ),
-          onPressed: () {
-            Navigator.of(context).pop();
-            onConfirmed(context);
-          },
-        ),
-      ],
-    );
-  }
-}

lib/components/dialogs/simple_dialogs.dart

@@ -37,18 +37,23 @@ class SimpleDialogs {
             labelText: labelText,
             prefixText: prefixText,
             suffixText: suffixText,
+            prefixStyle: TextStyle(color: Theme.of(context).primaryColor),
+            suffixStyle: TextStyle(color: Theme.of(context).primaryColor),
             border: OutlineInputBorder(),
           ),
         ),
         actions: <Widget>[
           FlatButton(
-            child: Text(cancelText ?? I18n.of(context).close.toUpperCase(),
+            child: Text(
+                cancelText?.toUpperCase() ??
+                    I18n.of(context).close.toUpperCase(),
                 style: TextStyle(color: Colors.blueGrey)),
             onPressed: () => Navigator.of(context).pop(),
           ),
           FlatButton(
             child: Text(
-              confirmText ?? I18n.of(context).confirm.toUpperCase(),
+              confirmText?.toUpperCase() ??
+                  I18n.of(context).confirm.toUpperCase(),
             ),
             onPressed: () {
               input = controller.text;
@@ -70,16 +75,19 @@ class SimpleDialogs {
     await showDialog(
       context: context,
       builder: (c) => AlertDialog(
-        title: Text(I18n.of(context).areYouSure ?? titleText),
+        title: Text(titleText ?? I18n.of(context).areYouSure),
         actions: <Widget>[
           FlatButton(
-            child: Text(cancelText ?? I18n.of(context).close.toUpperCase(),
+            child: Text(
+                cancelText?.toUpperCase() ??
+                    I18n.of(context).close.toUpperCase(),
                 style: TextStyle(color: Colors.blueGrey)),
             onPressed: () => Navigator.of(context).pop(),
           ),
           FlatButton(
             child: Text(
-              confirmText ?? I18n.of(context).confirm.toUpperCase(),
+              confirmText?.toUpperCase() ??
+                  I18n.of(context).confirm.toUpperCase(),
             ),
             onPressed: () {
               confirmed = true;

lib/views/chat.dart

@@ -5,7 +5,7 @@ import 'package:famedlysdk/famedlysdk.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:fluffychat/components/adaptive_page_layout.dart';
 import 'package:fluffychat/components/chat_settings_popup_menu.dart';
-import 'package:fluffychat/components/dialogs/confirm_dialog.dart';
+import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
 import 'package:fluffychat/components/list_items/message.dart';
 import 'package:fluffychat/components/matrix.dart';
 import 'package:fluffychat/components/reply_content.dart';
@@ -234,13 +234,9 @@ class _ChatState extends State<_Chat> {
   }
 
   void redactEventsAction(BuildContext context) async {
-    bool confirmed = false;
-    await showDialog(
-      context: context,
-      builder: (context) => ConfirmDialog(
-          I18n.of(context).messageWillBeRemovedWarning,
-          I18n.of(context).remove,
-          (c) => confirmed = true),
+    bool confirmed = await SimpleDialogs(context).askConfirmation(
+      titleText: I18n.of(context).messageWillBeRemovedWarning,
+      confirmText: I18n.of(context).remove,
     );
     if (!confirmed) return;
     for (Event event in selectedEvents) {
@@ -280,6 +276,7 @@ class _ChatState extends State<_Chat> {
       replyEvent = selectedEvents.first;
       selectedEvents.clear();
     });
+    inputFocus.requestFocus();
   }
 
   @override
@@ -400,28 +397,7 @@ class _ChatState extends State<_Chat> {
           SafeArea(
             child: Column(
               children: <Widget>[
-                Material(
-                  elevation: 1,
-                  color: Theme.of(context).scaffoldBackgroundColor,
-                  child: AnimatedContainer(
-                    duration: Duration(milliseconds: 300),
-                    height: _loadingHistory ? 40 : 0,
-                    child: Center(
-                      child: Row(
-                        mainAxisSize: MainAxisSize.min,
-                        children: <Widget>[
-                          Container(
-                            height: 20,
-                            width: 20,
-                            child: CircularProgressIndicator(strokeWidth: 2),
-                          ),
-                          SizedBox(width: 8),
-                          Text(I18n.of(context).loadingPleaseWait),
-                        ],
-                      ),
-                    ),
-                  ),
-                ),
+                if (_loadingHistory) LinearProgressIndicator(),
                 Expanded(
                   child: FutureBuilder<bool>(
                     future: getTimeline(),

lib/views/chat_details.dart

@@ -58,7 +58,7 @@ class _ChatDetailsState extends State<ChatDetails> {
       labelText: I18n.of(context).setInvitationLink,
       hintText: I18n.of(context).alias.toLowerCase(),
       prefixText: "#",
-      suffixText: widget.room.client.userID.domain,
+      suffixText: ":" + widget.room.client.userID.domain,
     );
     if (s == null) return;
     final String domain = widget.room.client.userID.domain;

lib/views/chat_encryption_settings.dart

@@ -2,7 +2,7 @@ import 'dart:async';
 
 import 'package:famedlysdk/famedlysdk.dart';
 import 'package:fluffychat/components/adaptive_page_layout.dart';
-import 'package:fluffychat/components/dialogs/confirm_dialog.dart';
+import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
 import 'package:fluffychat/components/matrix.dart';
 import 'package:fluffychat/utils/beautify_string_extension.dart';
 import 'package:fluffychat/i18n/i18n.dart';
@@ -62,23 +62,21 @@ class _ChatEncryptionSettingsState extends State<ChatEncryptionSettings> {
             subtitle: Text(room.encryptionAlgorithm ?? I18n.of(context).none),
             trailing: Icon(room.encrypted ? Icons.lock : Icons.lock_open,
                 color: room.encrypted ? Colors.green : Colors.red),
-            onTap: () {
+            onTap: () async {
               if (room.encrypted) return;
               if (!room.client.encryptionEnabled) {
                 Toast.show(I18n.of(context).needPantalaimonWarning, context,
                     duration: 8);
                 return;
               }
-              showDialog(
-                context: context,
-                builder: (BuildContext context) => ConfirmDialog(
-                  I18n.of(context).enableEncryptionWarning,
-                  I18n.of(context).yes,
-                  (context) => Matrix.of(context).tryRequestWithLoadingDialog(
+              if (await SimpleDialogs(context).askConfirmation(
+                      titleText: I18n.of(context).enableEncryptionWarning,
+                      confirmText: I18n.of(context).yes) ==
+                  true) {
+                await Matrix.of(context).tryRequestWithLoadingDialog(
                   room.enableEncryption(),
-                  ),
-                ),
                 );
+              }
             },
           ),
           ListTile(