67 lines
2.1 KiB
C#
67 lines
2.1 KiB
C#
using DotBased.Logging;
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using Manager.App.Extensions;
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using Manager.App.Services;
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using Microsoft.AspNetCore.Components;
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namespace Manager.App.Components.Pages;
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public partial class Services : ComponentBase
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{
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private const int VisibleEventCapacity = 500;
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private string _searchText = "";
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private List<ExtendedBackgroundService> _backgroundServices = [];
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private List<ServiceEvent> _serviceEvents = [];
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private CancellationTokenSource _cts = new();
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protected override void OnInitialized()
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{
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_backgroundServices = ServiceManager.GetServices();
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_ = Task.Run(() => ReadEventStreamsAsync(_cts.Token));
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}
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private Func<ExtendedBackgroundService, bool> QuickFilter
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=> x => string.IsNullOrWhiteSpace(_searchText) || $"{x.Name} {x.Description} {x.State} {x.ExecuteInterval}".Contains(_searchText);
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private async Task ReadEventStreamsAsync(CancellationToken token)
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{
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if (_backgroundServices.Count == 0)
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{
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return;
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}
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var totalToGet = VisibleEventCapacity / _backgroundServices.Count;
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_serviceEvents.AddRange(_backgroundServices.SelectMany(x => x.ProgressEvents.Items.TakeLast(totalToGet)));
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var asyncEnumerators = _backgroundServices.Select(x => x.ProgressEvents.GetStreamAsync());
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await foreach (var serviceEvent in AsyncEnumerableExtensions.Merge(asyncEnumerators, token))
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{
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if (!_serviceEvents.Contains(serviceEvent))
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{
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_serviceEvents.Add(serviceEvent);
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}
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if (_serviceEvents.Count > VisibleEventCapacity)
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{
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_serviceEvents.RemoveAt(0);
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}
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await InvokeAsync(StateHasChanged);
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}
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}
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private string GetLogClass(ServiceEvent serviceEvent) =>
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serviceEvent.Severity switch
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{
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LogSeverity.Info => "log-info",
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LogSeverity.Warning => "log-warning",
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LogSeverity.Error => "log-error",
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_ => "log-info"
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};
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public void Dispose()
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{
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_cts.Cancel();
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_cts.Dispose();
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}
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} |