chore fix
This commit is contained in:
141
Atomx.Admin/Atomx.Admin.Client/Services/JsonStringLocalizer.cs
Normal file
141
Atomx.Admin/Atomx.Admin.Client/Services/JsonStringLocalizer.cs
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@@ -0,0 +1,141 @@
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using Microsoft.Extensions.Localization;
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using System.Globalization;
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using System.Net.Http;
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using System.Text.Json;
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namespace Atomx.Admin.Client.Services
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{
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public class JsonStringLocalizer : IStringLocalizer
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{
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private readonly string _resourcesPath;
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private readonly Dictionary<string, Dictionary<string, string>> _resourcesCache = new();
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private readonly object _lock = new();
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private readonly HttpClient? _httpClient;
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// resourcesPath 应为相对于站点根的“目录”名称，例如 "Localization"
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// 在 Blazor WebAssembly 场景下，会使用注入的 HttpClient 从 wwwroot/Localization/{culture}.json 获取资源
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public JsonStringLocalizer(string resourcesPath, HttpClient? httpClient = null)
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{
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_resourcesPath = (resourcesPath ?? "Localization").Trim('/'); // 规范化
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_httpClient = httpClient;
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}
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public LocalizedString this[string name]
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{
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get
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{
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var value = GetString(name);
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return new LocalizedString(name, value ?? name, resourceNotFound: value == null);
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}
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}
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public LocalizedString this[string name, params object[] arguments]
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{
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get
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{
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var format = GetString(name);
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var value = string.Format(format ?? name, arguments);
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return new LocalizedString(name, value, resourceNotFound: format == null);
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}
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}
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public IEnumerable<LocalizedString> GetAllStrings(bool includeParentCultures)
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{
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var culture = CultureInfo.CurrentUICulture.Name;
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var resources = LoadResources(culture);
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return resources.Select(r => new LocalizedString(r.Key, r.Value, false));
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}
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private string? GetString(string name)
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{
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var culture = CultureInfo.CurrentUICulture.Name;
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var resources = LoadResources(culture);
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// 尝试当前文化
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if (resources.TryGetValue(name, out var value))
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return value;
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// 如果还找不到，尝试英文作为后备
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if (culture != "en-US")
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{
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var enResources = LoadResources("en-US");
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if (enResources.TryGetValue(name, out var enValue))
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return enValue;
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}
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return null;
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}
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private Dictionary<string, string> LoadResources(string culture)
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{
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lock (_lock)
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{
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if (_resourcesCache.TryGetValue(culture, out var cachedResources))
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return cachedResources;
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var resources = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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var fileName = $"{culture}.json";
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// 在浏览器（WASM）环境下，通过 HttpClient 从静态资源目录获取
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if (OperatingSystem.IsBrowser() && _httpClient != null)
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{
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try
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{
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// 构造相对 URL，例如 "Localization/zh-Hans.json"
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var relativeUrl = $"{_resourcesPath}/{fileName}";
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var json = _httpClient.GetStringAsync(relativeUrl).ConfigureAwait(false).GetAwaiter().GetResult();
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var jsonResources = JsonSerializer.Deserialize<Dictionary<string, string>>(json);
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if (jsonResources != null)
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{
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foreach (var item in jsonResources)
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{
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resources[item.Key] = item.Value;
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Error loading localization file {fileName} via HttpClient: {ex.Message}");
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}
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_resourcesCache[culture] = resources;
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return resources;
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}
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// 非浏览器（例如 Server 或在 prerender 阶段）尝试从文件系统读取。
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// 尝试几种可能的路径：基路径为 AppContext.BaseDirectory 或当前工作目录，或直接使用传入的路径。
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try
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{
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var candidates = new[]
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{
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Path.Combine(AppContext.BaseDirectory, _resourcesPath, fileName),
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Path.Combine(Directory.GetCurrentDirectory(), _resourcesPath, fileName),
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Path.Combine(_resourcesPath, fileName),
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};
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var filePath = candidates.FirstOrDefault(File.Exists);
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if (!string.IsNullOrEmpty(filePath))
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{
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var json = File.ReadAllText(filePath);
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var jsonResources = JsonSerializer.Deserialize<Dictionary<string, string>>(json);
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if (jsonResources != null)
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{
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foreach (var item in jsonResources)
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{
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resources[item.Key] = item.Value;
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}
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Error loading localization file {fileName} from disk: {ex.Message}");
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}
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_resourcesCache[culture] = resources;
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return resources;
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}
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}
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}
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}
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@@ -0,0 +1,27 @@
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using Microsoft.Extensions.Localization;
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using System.Net.Http;
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namespace Atomx.Admin.Client.Services
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{
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public class JsonStringLocalizerFactory : IStringLocalizerFactory
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{
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private readonly string _resourcesPath;
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private readonly HttpClient _httpClient;
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public JsonStringLocalizerFactory(string resourcesPath, HttpClient httpClient)
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{
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_resourcesPath = (resourcesPath ?? "Localization").Trim('/');
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_httpClient = httpClient;
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}
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public IStringLocalizer Create(Type resourceSource)
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{
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return new JsonStringLocalizer(_resourcesPath, _httpClient);
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}
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public IStringLocalizer Create(string baseName, string location)
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{
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return new JsonStringLocalizer(_resourcesPath, _httpClient);
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}
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}
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}
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129
Atomx.Admin/Atomx.Admin.Client/Services/LanguageProvider.cs
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129
Atomx.Admin/Atomx.Admin.Client/Services/LanguageProvider.cs
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@@ -0,0 +1,129 @@
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using Microsoft.AspNetCore.Components;
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using Microsoft.JSInterop;
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using System.Globalization;
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namespace Atomx.Admin.Client.Services
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{
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/// <summary>
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/// 语言提供者服务
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/// </summary>
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public class LanguageProvider
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{
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private readonly IJSRuntime _jsRuntime;
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private readonly NavigationManager _navigationManager;
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private string _currentLanguage = "zh-Hans";
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public event Action? OnLanguageChanged;
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public LanguageProvider(IJSRuntime jsRuntime, NavigationManager navigationManager)
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{
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_jsRuntime = jsRuntime;
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_navigationManager = navigationManager;
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}
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public string CurrentLanguage
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{
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get => _currentLanguage;
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private set
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{
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if (_currentLanguage != value)
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{
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_currentLanguage = value;
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// 设置全局线程文化，确保 IStringLocalizer 等在随后的渲染中读取到新文化
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try
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{
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var ci = new CultureInfo(value);
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CultureInfo.DefaultThreadCurrentCulture = ci;
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CultureInfo.DefaultThreadCurrentUICulture = ci;
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}
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catch
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{
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// 忽略无效 culture 字符串
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}
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OnLanguageChanged?.Invoke();
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}
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}
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}
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public List<string> SupportedLanguages { get; } = new()
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{
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"zh-Hans", // 简体中文
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"en-US" // 英文（美国）
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};
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/// <summary>
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/// 初始化语言
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/// </summary>
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public async Task InitializeAsync()
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{
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// 尝试从本地存储获取保存的语言
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try
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{
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var savedLanguage = await _jsRuntime.InvokeAsync<string>("localStorage.getItem", "preferred-language");
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if (!string.IsNullOrEmpty(savedLanguage) && SupportedLanguages.Contains(savedLanguage))
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{
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CurrentLanguage = savedLanguage;
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}
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else
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{
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// 从浏览器获取语言
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var browserLanguage = await _jsRuntime.InvokeAsync<string>("getBrowserLanguage");
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CurrentLanguage = GetSupportedLanguage(browserLanguage);
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}
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}
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catch
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{
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// JS互操作可能不可用（在预渲染时）
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CurrentLanguage = "zh-Hans";
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}
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}
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/// <summary>
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/// 切换语言
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/// </summary>
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public async Task ChangeLanguageAsync(string languageCode)
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{
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if (SupportedLanguages.Contains(languageCode) && CurrentLanguage != languageCode)
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{
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CurrentLanguage = languageCode;
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// 保存到本地存储
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try
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{
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await _jsRuntime.InvokeVoidAsync("localStorage.setItem", "preferred-language", languageCode);
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}
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catch
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{
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// 忽略错误
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}
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// setter 已触发 OnLanguageChanged
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}
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}
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/// <summary>
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/// 获取支持的语言
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/// </summary>
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private string GetSupportedLanguage(string browserLanguage)
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{
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if (string.IsNullOrEmpty(browserLanguage))
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return "zh-Hans";
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// 检查完全匹配
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if (SupportedLanguages.Contains(browserLanguage))
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return browserLanguage;
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// 检查中性语言匹配
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var neutralLanguage = browserLanguage.Split('-')[0];
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foreach (var supported in SupportedLanguages)
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{
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if (supported.StartsWith(neutralLanguage))
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return supported;
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}
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return "zh-Hans"; // 默认语言
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}
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}
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}
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@@ -1,322 +0,0 @@
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using Atomx.Common.Models;
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using Microsoft.JSInterop;
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using System.Text.Json;
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namespace Atomx.Admin.Client.Services
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{
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public interface ILocalizationService
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{
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/// <summary>
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/// 根据name获取制定文化语言的译文
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/// </summary>
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/// <param name="name"></param>
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/// <param name="culture"></param>
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/// <returns></returns>
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Task<string?> GetStringAsync(string name, string? culture = null);
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/// <summary>
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/// 把本地化文化语言加载到内存中
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/// </summary>
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/// <param name="culture"></param>
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/// <returns></returns>
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Task<bool> LoadResourcesAsync(string culture);
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event EventHandler<string>? ResourcesUpdated;
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}
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public class LocalizationClientService : ILocalizationService, IAsyncDisposable
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{
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private readonly HttpService _httpService;
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private readonly IJSRuntime _jsRuntime;
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private readonly ILogger<LocalizationClientService> _logger;
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private readonly Dictionary<string, Dictionary<string, string>> _resources = new();
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private readonly Dictionary<string, string> _versions = new();
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private readonly SemaphoreSlim _semaphore = new(1, 1);
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public event EventHandler<string>? ResourcesUpdated;
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public LocalizationClientService(
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HttpService httpService,
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IJSRuntime jsRuntime,
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ILogger<LocalizationClientService> logger)
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{
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_httpService = httpService;
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_jsRuntime = jsRuntime;
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_logger = logger;
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}
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/// <summary>
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/// 根据name获取制定文化语言的译文
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/// </summary>
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/// <param name="name"></param>
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/// <param name="culture"></param>
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/// <returns></returns>
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public async Task<string?> GetStringAsync(string name, string? culture = null)
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{
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culture ??= await GetCurrentCultureAsync();
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if (_resources.TryGetValue(culture, out var cultureResources))
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{
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if (cultureResources.TryGetValue(name, out var value))
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{
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return value;
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}
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// 键不存在，触发资源更新检查
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_ = Task.Run(async () => await CheckAndUpdateResourcesAsync(culture));
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}
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else
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{
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// 资源未加载，立即加载
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await LoadResourcesAsync(culture);
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// 重试获取
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if (_resources.TryGetValue(culture, out cultureResources) &&
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cultureResources.TryGetValue(name, out var value))
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{
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return value;
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}
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}
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_logger.LogWarning("Localization key not found: {Key} for culture: {Culture}", name, culture);
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return null;
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}
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/// <summary>
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/// 把本地化文化语言加载到内存中
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/// </summary>
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/// <param name="culture"></param>
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/// <returns></returns>
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public async Task<bool> LoadResourcesAsync(string culture)
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{
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await _semaphore.WaitAsync();
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try
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{
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// 先尝试从localStorage加载
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if (await TryLoadFromLocalStorage(culture))
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{
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// 检查服务器版本，如果需要更新则从服务器加载
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if (await CheckAndUpdateFromServer(culture))
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{
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return true;
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}
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return true; // 本地版本仍然有效
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}
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// 从服务器加载
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return await LoadFromServer(culture);
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}
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finally
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{
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_semaphore.Release();
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}
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}
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/// <summary>
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/// 从单例对象中获取版本记录
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/// </summary>
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/// <param name="culture"></param>
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/// <returns></returns>
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private async Task<string?> GetResourceVersionAsync(string culture)
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{
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if (_versions.TryGetValue(culture, out var version))
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{
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return version;
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}
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var storedVersion = await GetStoredVersion(culture);
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return storedVersion;
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}
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/// <summary>
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/// 检查更新资源
|
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/// </summary>
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/// <param name="culture"></param>
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/// <returns></returns>
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private async Task<bool> CheckAndUpdateResourcesAsync(string culture)
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{
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return await CheckAndUpdateFromServer(culture);
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}
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|
||||
/// <summary>
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/// 从本地加载文化语言数据
|
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/// </summary>
|
||||
/// <param name="culture"></param>
|
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/// <returns></returns>
|
||||
private async Task<bool> TryLoadFromLocalStorage(string culture)
|
||||
{
|
||||
try
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{
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var resourcesJson = await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", $"locales_{culture}");
|
||||
var version = await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", $"locales_version_{culture}");
|
||||
|
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if (string.IsNullOrEmpty(resourcesJson) || string.IsNullOrEmpty(version))
|
||||
{
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return false;
|
||||
}
|
||||
|
||||
var resources = JsonSerializer.Deserialize<Dictionary<string, string>>(resourcesJson);
|
||||
|
||||
if (resources != null && version != null)
|
||||
{
|
||||
_resources[culture] = resources;
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||||
_versions[culture] = version;
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return true;
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||||
}
|
||||
}
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catch (Exception ex)
|
||||
{
|
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_logger.LogWarning(ex, "Failed to load resources from localStorage for culture: {Culture}", culture);
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 从服务器更新获取文化语言数据
|
||||
/// </summary>
|
||||
/// <param name="culture"></param>
|
||||
/// <returns></returns>
|
||||
private async Task<bool> LoadFromServer(string culture)
|
||||
{
|
||||
try
|
||||
{
|
||||
var response = await _httpService.Get<ApiResult<LocalizationFile>>($"/api/localeresource/resources/{culture}");
|
||||
if (response.Success)
|
||||
{
|
||||
_resources[culture] = response.Data.Translations;
|
||||
_versions[culture] = response.Data.ResourceVersion;
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// 保存到localStorage
|
||||
await SaveToLocalStorage(culture, response.Data.Translations, response.Data.ResourceVersion);
|
||||
ResourcesUpdated?.Invoke(this, culture);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogError(ex, "Failed to load resources from server for culture: {Culture}", culture);
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// 根据版本信息上从服务器数据对比版本更新数据
|
||||
/// </summary>
|
||||
/// <param name="culture"></param>
|
||||
/// <returns></returns>
|
||||
private async Task<bool> CheckAndUpdateFromServer(string culture)
|
||||
{
|
||||
try
|
||||
{
|
||||
var currentVersion = await GetResourceVersionAsync(culture);
|
||||
var serverVersion = await GetServerVersion(culture);
|
||||
|
||||
if (serverVersion != null && (currentVersion == null || serverVersion != currentVersion))
|
||||
{
|
||||
_logger.LogInformation("Updating resources for culture: {Culture}", culture);
|
||||
return await LoadFromServer(culture);
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogError(ex, "Failed to check and update resources for culture: {Culture}", culture);
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 从服务器获取当前多语言文化数据版本信息
|
||||
/// </summary>
|
||||
/// <param name="culture"></param>
|
||||
/// <returns></returns>
|
||||
private async Task<string?> GetServerVersion(string culture)
|
||||
{
|
||||
try
|
||||
{
|
||||
var api = $"/api/localeresource/version/{culture}";
|
||||
var result = await _httpService.Get<ApiResult<string>>(api);
|
||||
if (result.Success)
|
||||
{
|
||||
return result.Data;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogWarning(ex, "Failed to get server version for culture: {Culture}", culture);
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 获取存储在本地的文化语言版本信息
|
||||
/// </summary>
|
||||
/// <param name="culture"></param>
|
||||
/// <returns></returns>
|
||||
private async Task<string?> GetStoredVersion(string culture)
|
||||
{
|
||||
try
|
||||
{
|
||||
var version = await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", $"locales_version_{culture}");
|
||||
if (!string.IsNullOrEmpty(version))
|
||||
{
|
||||
return version;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogWarning(ex, "Failed to get stored version for culture: {Culture}", culture);
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 存储版本和文化语言信息
|
||||
/// </summary>
|
||||
/// <param name="culture"></param>
|
||||
/// <param name="resources"></param>
|
||||
/// <param name="version"></param>
|
||||
/// <returns></returns>
|
||||
private async Task SaveToLocalStorage(string culture, Dictionary<string, string> resources, string version)
|
||||
{
|
||||
try
|
||||
{
|
||||
var resourcesJson = JsonSerializer.Serialize(resources);
|
||||
|
||||
await _jsRuntime.InvokeVoidAsync("localStorage.setItem", $"locales_{culture}", resourcesJson);
|
||||
await _jsRuntime.InvokeVoidAsync("localStorage.setItem", $"locales_version_{culture}", version);
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogWarning(ex, "Failed to save resources to localStorage for culture: {Culture}", culture);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 获取浏览器上的文化语言信息
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
private async Task<string> GetCurrentCultureAsync()
|
||||
{
|
||||
try
|
||||
{
|
||||
return await _jsRuntime.InvokeAsync<string>("blazorCulture.get");
|
||||
}
|
||||
catch
|
||||
{
|
||||
return "en-US"; // 默认文化
|
||||
}
|
||||
}
|
||||
|
||||
public async ValueTask DisposeAsync()
|
||||
{
|
||||
_semaphore?.Dispose();
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user