From 35f61826895cd36f6dbf47599c5a5a96ef561e7c Mon Sep 17 00:00:00 2001
From: Chebotov Nikolay <spiritkola@hotmail.com>
Date: Tue, 24 Mar 2020 17:19:19 +0300
Subject: [PATCH] Add fix: change TabBar localization by settings

---
 DotNetRu.Clients.UI/AppShell.xaml    |  4 ++++
 DotNetRu.Clients.UI/AppShell.xaml.cs | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/DotNetRu.Clients.UI/AppShell.xaml b/DotNetRu.Clients.UI/AppShell.xaml
index bd518245..7778aef6 100644
--- a/DotNetRu.Clients.UI/AppShell.xaml
+++ b/DotNetRu.Clients.UI/AppShell.xaml
@@ -26,24 +26,28 @@
 
     <TabBar Route="root">
         <Tab
+            x:Name="NewsTab"
             Title="{Binding Resources[News]}"
             Icon="tab_feed.png"
             Route="news">
             <ShellContent ContentTemplate="{DataTemplate home:NewsPage}" />
         </Tab>
         <Tab
+            x:Name="SpeakersTab"
             Title="{Binding Resources[Speakers]}"
             Icon="tab_speakers.png"
             Route="speakers">
             <ShellContent ContentTemplate="{DataTemplate speakers:SpeakersPage}" />
         </Tab>
         <Tab
+            x:Name="MeetupsTab"
             Title="{Binding Resources[Meetups]}"
             Icon="tab_events.png"
             Route="meetups">
             <ShellContent ContentTemplate="{DataTemplate meetups:MeetupsPage}" />
         </Tab>
         <Tab
+            x:Name="AboutTab"
             Title="{Binding Resources[About]}"
             Icon="tab_about.png"
             Route="about">
diff --git a/DotNetRu.Clients.UI/AppShell.xaml.cs b/DotNetRu.Clients.UI/AppShell.xaml.cs
index 520020c7..90ed81ec 100644
--- a/DotNetRu.Clients.UI/AppShell.xaml.cs
+++ b/DotNetRu.Clients.UI/AppShell.xaml.cs
@@ -1,3 +1,6 @@
+using DotNetRu.Clients.Portable.Helpers;
+using DotNetRu.Clients.Portable.ViewModel;
+using DotNetRu.Utils.Helpers;
 using Xamarin.Forms;
 
 namespace DotNetRu.Clients.UI
@@ -15,6 +18,22 @@ public AppShell()
 
             // Can't set BackgrounColor as StaticResource, see https://github.com/xamarin/Xamarin.Forms/issues/7055
             SetBackgroundColor(this, backgroundColor);
+
+            MessagingCenter.Subscribe<LocalizedResources>(this, MessageKeys.LanguageChanged, sender => this.UpdateTabBarLocalization());
+        }
+
+        public void UpdateTabBarLocalization()
+        {
+            Device.BeginInvokeOnMainThread(() =>
+            {
+                if (this.BindingContext is ViewModelBase viewModel)
+                {
+                    this.NewsTab.Title = viewModel.Resources["News"] ?? this.NewsTab.Title;
+                    this.SpeakersTab.Title = viewModel.Resources["Speakers"] ?? this.SpeakersTab.Title;
+                    this.MeetupsTab.Title = viewModel.Resources["Meetups"] ?? this.MeetupsTab.Title;
+                    this.AboutTab.Title = viewModel.Resources["About"] ?? this.AboutTab.Title;
+                }
+            });
         }
     }
 }