96 lines
2.6 KiB
C#
96 lines
2.6 KiB
C#
using Microsoft.Extensions.Caching.Distributed;
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using System.Text.Json;
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namespace PARR.DAL.Cache.Services.Base
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{
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internal class RedisCacheService : IRedisCacheService
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{
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private readonly IDistributedCache cache;
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public RedisCacheService(IDistributedCache cache)
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{
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this.cache = cache;
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}
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public async Task<T?> GetCachedDataAsync<T>(string key)
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{
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var jsonData = await cache.GetStringAsync(key);
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if (jsonData == null)
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return default(T);
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return JsonSerializer.Deserialize<T>(jsonData);
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}
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public T? GetCachedData<T>(string key)
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{
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var jsonData = cache.GetString(key);
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if (jsonData == null)
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return default(T);
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return JsonSerializer.Deserialize<T>(jsonData);
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}
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public void SetCachedData<T>(string key, T data, TimeSpan cacheDuration)
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{
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var options = new DistributedCacheEntryOptions
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{
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AbsoluteExpirationRelativeToNow = cacheDuration
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};
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var jsonData = JsonSerializer.Serialize(data);
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cache.SetString(key, jsonData, options);
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}
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public async Task SetCachedDataAsync<T>(string key, T data, TimeSpan cacheDuration)
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{
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var options = new DistributedCacheEntryOptions
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{
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AbsoluteExpirationRelativeToNow = cacheDuration
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};
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var jsonData = JsonSerializer.Serialize(data);
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await cache.SetStringAsync(key, jsonData, options);
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}
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public async Task DeleteCachedDataAsync(string key)
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{
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await cache.RemoveAsync(key);
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}
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public void DeleteCachedData(string key)
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{
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cache.Remove(key);
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}
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public string GetKey(string[] keyParts, bool isUseHash = false)
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{
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if (keyParts.Length == 0)
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{
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throw new ArgumentNullException("keyParts не может быть пустым");
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}
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var keyStr = string.Join("_", keyParts);
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if (isUseHash)
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{
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using var sha256 = System.Security.Cryptography.SHA256.Create();
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var hashedBytes = sha256.ComputeHash(System.Text.Encoding.UTF8.GetBytes(keyStr));
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// return Convert.ToBase64String(hashedBytes).Replace('+', '-').Replace('/', '_').Substring(0, 16);
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return Convert.ToBase64String(hashedBytes).Substring(0, 16);
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}
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return keyStr;
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}
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}
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}
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