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added caching to reduce number of IO reads.

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DESKTOP-GENO133\IvanPlex
2024-02-03 11:01:54 -07:00
parent 6f64cc9996
commit 234d7163fc
1 changed files with 26 additions and 13 deletions
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39
Helper/TranslationHelper.cs
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@@ -1,4 +1,5 @@
using CarCareTracker.Models;
using Microsoft.Extensions.Caching.Memory;
using System.Text.Json;
namespace CarCareTracker.Helper
@@ -11,10 +12,12 @@ namespace CarCareTracker.Helper
{
private readonly IFileHelper _fileHelper;
private readonly IConfiguration _config;
public TranslationHelper(IFileHelper fileHelper, IConfiguration config)
private IMemoryCache _cache;
public TranslationHelper(IFileHelper fileHelper, IConfiguration config, IMemoryCache memoryCache)
{
_fileHelper = fileHelper;
_config = config;
_cache = memoryCache;
}
public string Translate(string userLanguage, string text)
{
@@ -22,22 +25,32 @@ namespace CarCareTracker.Helper
//transform input text into key.
string translationKey = text.Replace(" ", "_");
var translationFilePath = _fileHelper.GetFullFilePath($"/translations/{userLanguage}.json", false);
if (File.Exists(translationFilePath))
var dictionary = _cache.GetOrCreate<Dictionary<string, string>>($"lang_{userLanguage}", entry =>
{
var translationFile = File.ReadAllText(translationFilePath);
var translationDictionary = JsonSerializer.Deserialize<Dictionary<string, string>>(translationFile);
if (translationDictionary != null && translationDictionary.ContainsKey(translationKey))
entry.SlidingExpiration = TimeSpan.FromHours(1);
if (File.Exists(translationFilePath))
{
return translationDictionary[translationKey];
} else if (create)
{
//create entry
translationDictionary.Add(translationKey, text);
File.WriteAllText(translationFilePath, JsonSerializer.Serialize(translationDictionary));
return text;
var translationFile = File.ReadAllText(translationFilePath);
var translationDictionary = JsonSerializer.Deserialize<Dictionary<string, string>>(translationFile);
return translationDictionary ?? new Dictionary<string, string>();
}
else
{
return new Dictionary<string, string>();
}
});
if (dictionary != null && dictionary.ContainsKey(translationKey))
{
return dictionary[translationKey];
}
return create ? string.Empty : text;
else if (create && File.Exists(translationFilePath))
{
//create entry
dictionary.Add(translationKey, text);
File.WriteAllText(translationFilePath, JsonSerializer.Serialize(dictionary));
return text;
}
return text;
}
}
}