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ReloadOnCriticalErrorLogProvider.cs
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ReloadOnCriticalErrorLogProvider.cs
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using System;
using Microsoft.AspNetCore.Components;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
namespace NRZMyk.Client
{
internal class ReloadOnCriticalErrorLogProvider : ILoggerProvider
{
private const string WebAssemblyLogger = "Microsoft.AspNetCore.Components.WebAssembly.Rendering.WebAssemblyRenderer";
private ReloadBaseUriLogger _logger;
public ReloadOnCriticalErrorLogProvider(NavigationManager navigationManager, string errorContains)
{
_logger = new ReloadBaseUriLogger(navigationManager, errorContains);
}
public ILogger CreateLogger(string categoryName)
{
if (categoryName == WebAssemblyLogger)
{
return _logger;
}
return NullLogger.Instance;
}
public void Dispose()
{
_logger = null;
}
private class ReloadBaseUriLogger : ILogger
{
private readonly NavigationManager _navigationManager;
private readonly string _errorContains;
public ReloadBaseUriLogger(NavigationManager navigationManager, string errorContains)
{
_navigationManager = navigationManager;
_errorContains = errorContains;
}
public IDisposable BeginScope<TState>(TState state)
{
return null;
}
public bool IsEnabled(LogLevel logLevel)
{
return logLevel == LogLevel.Critical;
}
public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
Exception exception, Func<TState, Exception, string> formatter)
{
if (!IsEnabled(logLevel) || eventId.Id != 100) return;
if(!formatter(state, exception).Contains(_errorContains)) return;
_navigationManager.NavigateTo(_navigationManager.BaseUri, true);
}
}
}
}