46 lines
1.4 KiB
C#
46 lines
1.4 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using Kurs.Languages.Entities;
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using Volo.Abp.Caching;
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using Volo.Abp.DependencyInjection;
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using Volo.Abp.Domain.Repositories;
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using Volo.Abp.Localization;
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namespace Kurs.Languages.Localization;
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[Dependency(ReplaceServices = true)]
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public class DatabaseLanguageProvider : ILanguageProvider, ITransientDependency
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{
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private readonly IReadOnlyBasicRepository<Language, Guid> languageRepository;
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private readonly IDistributedCache<LanguageListCacheItem> cache;
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public const string CacheKey = "Languages";
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public DatabaseLanguageProvider(
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IReadOnlyBasicRepository<Language, Guid> languageRepository,
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IDistributedCache<LanguageListCacheItem> cache)
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{
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this.languageRepository = languageRepository;
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this.cache = cache;
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}
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public async Task<IReadOnlyList<LanguageInfo>> GetLanguagesAsync()
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{
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var langs = await cache.GetOrAddAsync(CacheKey, GetLanguagesFromDB);
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return langs.Languages;
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}
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private async Task<LanguageListCacheItem> GetLanguagesFromDB()
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{
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var langs = await languageRepository.GetListAsync();
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return new LanguageListCacheItem
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{
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Languages = langs.OrderBy(o => o.DisplayName)
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.Select(a => new LanguageInfo(a.CultureName, a.UiCultureName, a.DisplayName))
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.ToList()
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};
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}
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}
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