i18n service

src/App/Services/MobileI18nService.cs

@@ -0,0 +1,67 @@
+using Bit.App.Resources;
+using Bit.Core.Abstractions;
+using System;
+using System.Globalization;
+using System.Reflection;
+using System.Resources;
+using System.Threading;
+
+namespace Bit.App.Services
+{
+    public class MobileI18nService : II18nService
+    {
+        private const string ResourceId = "UsingResxLocalization.Resx.AppResources";
+
+        private static readonly Lazy<ResourceManager> _resourceManager = new Lazy<ResourceManager>(() =>
+            new ResourceManager(ResourceId, IntrospectionExtensions.GetTypeInfo(typeof(MobileI18nService)).Assembly));
+
+        private readonly CultureInfo _defaultCulture = new CultureInfo("en-US");
+        private bool _inited;
+
+        public MobileI18nService(CultureInfo systemCulture)
+        {
+            Culture = systemCulture;
+        }
+
+        public CultureInfo Culture { get; set; }
+
+        public void Init(CultureInfo culture = null)
+        {
+            if(_inited)
+            {
+                throw new Exception("I18n already inited.");
+            }
+            _inited = true;
+            if(culture != null)
+            {
+                Culture = culture;
+            }
+            AppResources.Culture = Culture;
+            Thread.CurrentThread.CurrentCulture = Culture;
+            Thread.CurrentThread.CurrentUICulture = Culture;
+        }
+
+        public string T(string id, params string[] p)
+        {
+            return Translate(id, p);
+        }
+
+        public string Translate(string id, params string[] p)
+        {
+            if(string.IsNullOrWhiteSpace(id))
+            {
+                return string.Empty;
+            }
+            var result = _resourceManager.Value.GetString(id, Culture);
+            if(result == null)
+            {
+                result = _resourceManager.Value.GetString(id, _defaultCulture);
+                if(result == null)
+                {
+                    result = $"{{{id}}}";
+                }
+            }
+            return string.Format(result, p);
+        }
+    }
+}