parsing-packets/Worker.cs

using Microsoft.Extensions.Hosting.WindowsServices;
using Parsing_Packets.Models;
using System.Data;

namespace Parsing_Packets;

public partial class Worker : BackgroundService
{

    private readonly bool _IsWindowsService;
    private readonly ILogger<Worker> _Logger;
    private readonly AppSettings _AppSettings;

    public Worker(IServiceProvider serviceProvider, ILogger<Worker> logger, AppSettings appSettings, List<string> collection)
    {
        _Logger = logger;
        _AppSettings = appSettings;
        logger.LogInformation("{buildNumber}-{gitCommitSeven}", _AppSettings.BuildNumber, _AppSettings.GitCommitSeven);
        try
        { logger.LogInformation("<{folder}>", Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)); }
        catch (Exception) { }
        _IsWindowsService = collection.Contains(nameof(WindowsServiceLifetime));
    }

    private async Task Body(CancellationToken stoppingToken)
    {
        if (!_IsWindowsService)
            throw new EvaluateException("Set break point and skip!");
        while (_IsWindowsService && !stoppingToken.IsCancellationRequested)
        {
            _Logger.LogInformation("A) Next execute will be at {date}", DateTime.Now.AddMilliseconds(_AppSettings.MillisecondsDelay).ToString("yyyy-MM-dd hh:mm:ss.fff tt"));
            _ = _AppSettings.Helper switch
            {
                nameof(Helpers.HelperPhysicalAddress) => Helpers.HelperPhysicalAddress.ParsePackets(_AppSettings, _Logger, stoppingToken),
                _ => throw new NotSupportedException()
            };
            _Logger.LogInformation("B) Next execute will be at {date}", DateTime.Now.AddMilliseconds(_AppSettings.MillisecondsDelay).ToString("yyyy-MM-dd hh:mm:ss.fff tt"));
            await Task.Delay(_AppSettings.MillisecondsDelay, stoppingToken);
        }
    }

    protected override async Task ExecuteAsync(CancellationToken stoppingToken) =>
        await Body(stoppingToken);
}