Localization framework

src/Readarr.Api.V1/Config/UiConfigResource.cs

@@ -16,6 +16,7 @@ namespace Readarr.Api.V1.Config
         public bool ShowRelativeDates { get; set; }
 
         public bool EnableColorImpairedMode { get; set; }
+        public int UILanguage { get; set; }
     }
 
     public static class UiConfigResourceMapper
@@ -33,6 +34,7 @@ namespace Readarr.Api.V1.Config
                 ShowRelativeDates = model.ShowRelativeDates,
 
                 EnableColorImpairedMode = model.EnableColorImpairedMode,
+                UILanguage = model.UILanguage,
             };
         }
     }

src/Readarr.Api.V1/Languages/LanguageController.cs

@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+using System.Linq;
+using Microsoft.AspNetCore.Mvc;
+using NzbDrone.Core.Languages;
+using Readarr.Http;
+using Readarr.Http.REST;
+
+namespace Readarr.Api.V1.Languages
+{
+    [V1ApiController]
+    public class LanguageController : RestController<LanguageResource>
+    {
+        public override LanguageResource GetResourceById(int id)
+        {
+            var language = (Language)id;
+
+            return new LanguageResource
+            {
+                Id = (int)language,
+                Name = language.ToString()
+            };
+        }
+
+        [HttpGet]
+        public List<LanguageResource> GetAll()
+        {
+            return Language.All.Select(l => new LanguageResource
+            {
+                Id = (int)l,
+                Name = l.ToString()
+            })
+                              .OrderBy(l => l.Name)
+                              .ToList();
+        }
+    }
+}

src/Readarr.Api.V1/Languages/LanguageResource.cs

@@ -0,0 +1,13 @@
+using System.Text.Json.Serialization;
+using Readarr.Http.REST;
+
+namespace Readarr.Api.V1.Languages
+{
+    public class LanguageResource : RestResource
+    {
+        [JsonIgnore(Condition = JsonIgnoreCondition.Never)]
+        public new int Id { get; set; }
+        public string Name { get; set; }
+        public string NameLower => Name.ToLowerInvariant();
+    }
+}

src/Readarr.Api.V1/Localization/LocalizationController.cs

@@ -0,0 +1,29 @@
+using System.Text.Json;
+using Microsoft.AspNetCore.Mvc;
+using NzbDrone.Common.Serializer;
+using NzbDrone.Core.Localization;
+using Readarr.Http;
+
+namespace Readarr.Api.V1.Localization
+{
+    [V1ApiController]
+    public class LocalizationController : Controller
+    {
+        private readonly ILocalizationService _localizationService;
+        private readonly JsonSerializerOptions _serializerSettings;
+
+        public LocalizationController(ILocalizationService localizationService)
+        {
+            _localizationService = localizationService;
+            _serializerSettings = STJson.GetSerializerSettings();
+            _serializerSettings.DictionaryKeyPolicy = null;
+            _serializerSettings.PropertyNamingPolicy = null;
+        }
+
+        [HttpGet]
+        public string GetLocalizationDictionary()
+        {
+            return JsonSerializer.Serialize(_localizationService.GetLocalizationDictionary().ToResource(), _serializerSettings);
+        }
+    }
+}

src/Readarr.Api.V1/Localization/LocalizationResource.cs

@@ -0,0 +1,26 @@
+using System.Collections.Generic;
+using Readarr.Http.REST;
+
+namespace Readarr.Api.V1.Localization
+{
+    public class LocalizationResource : RestResource
+    {
+        public Dictionary<string, string> Strings { get; set; }
+    }
+
+    public static class LocalizationResourceMapper
+    {
+        public static LocalizationResource ToResource(this Dictionary<string, string> localization)
+        {
+            if (localization == null)
+            {
+                return null;
+            }
+
+            return new LocalizationResource
+            {
+                Strings = localization,
+            };
+        }
+    }
+}