PIbd-23_Nevaeva_K.A._Travel.../TravelCompany/TravelCompanyBusinessLogic/BusinessLogic/WorkModeling.cs

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using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using TravelCompanyContracts.BindingModels;
using TravelCompanyContracts.BusinessLogicsContracts;
using TravelCompanyContracts.SearchModels;
using TravelCompanyContracts.ViewModels;
using TravelCompanyDataModels.Enums;
namespace TravelCompanyBusinessLogic.BusinessLogic
{
public class WorkModeling : IWorkProcess
{
private readonly ILogger _logger;
private readonly Random _rnd;
private IOrderLogic? _orderLogic;
public WorkModeling(ILogger<WorkModeling> logger)
{
_logger = logger;
_rnd = new Random(1000);
}
public void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic)
{
_orderLogic = orderLogic;
var implementers = implementerLogic.ReadList(null);
if (implementers == null)
{
_logger.LogWarning("DoWork. Implementers is null");
return;
}
var orders = _orderLogic.ReadList(new OrderSearchModel { OrderStatus = OrderStatus.Принят });
if (orders == null || orders.Count == 0)
{
_logger.LogWarning("DoWork. Orders is null or empty");
return;
}
_logger.LogDebug("DoWork for {Count} orders", orders.Count);
foreach (var implementer in implementers)
{
Task.Run(() => WorkerWorkAsync(implementer, orders));
}
}
/// <summary>
/// Иммитация работы исполнителя
/// </summary>
/// <param name="implementer"></param>
/// <param name="orders"></param>
private async Task WorkerWorkAsync(ImplementerViewModel implementer, List<OrderViewModel>? orders)
{
if (_orderLogic == null || implementer == null || orders == null)
{
return;
}
await RunOrderInWork(implementer);
if (orders == null || orders.Count == 0)
return;
await Task.Run(async () =>
{
foreach (var order in orders)
{
try
{
_logger.LogDebug("DoWork. Worker {Id} try get order {Order}", implementer.Id, order.Id);
// пытаемся назначить заказ на исполнителя
_orderLogic.TakeOrderInWork(new OrderBindingModel
{
Id = order.Id,
ImplementerId = implementer.Id
});
// делаем работу
await Task.Delay(implementer.WorkExperience * _rnd.Next(100, 1000) * order.Count);
_logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, order.Id);
_orderLogic.FinishOrder(new OrderBindingModel
{
Id = order.Id
});
}
// кто-то мог уже перехватить заказ, игнорируем ошибку
catch (InvalidOperationException ex)
{
_logger.LogWarning(ex, "Error try get work");
}
// заканчиваем выполнение имитации в случае иной ошибки
catch (Exception ex)
{
_logger.LogError(ex, "Error while do work");
throw;
}
// отдыхаем
await Task.Delay(implementer.Qualification * _rnd.Next(10, 100));
}
});
}
/// <summary>
/// Ищем заказ, которые уже в работе (вдруг исполнителя прервали)
/// </summary>
/// <param name="implementer"></param>
/// <returns></returns>
private async Task RunOrderInWork(ImplementerViewModel implementer)
{
if (_orderLogic == null || implementer == null)
{
return;
}
try
{
var runOrder = await Task.Run(() => _orderLogic.ReadElement(new OrderSearchModel
{
ImplementerId = implementer.Id,
OrderStatus = OrderStatus.Выполняется
}));
if (runOrder == null)
{
return;
}
_logger.LogDebug("DoWork. Worker {Id} back to order {Order}", implementer.Id, runOrder.Id);
// доделываем работу
await Task.Delay(implementer.WorkExperience * _rnd.Next(100, 300) * runOrder.Count);
_logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, runOrder.Id);
_orderLogic.FinishOrder(new OrderBindingModel
{
Id = runOrder.Id
});
// отдыхаем
await Task.Delay(implementer.Qualification * _rnd.Next(10, 100));
}
// заказа может не быть, просто игнорируем ошибку
catch (InvalidOperationException ex)
{
_logger.LogWarning(ex, "Error try get work");
}
// а может возникнуть иная ошибка, тогда просто заканчиваем выполнение имитации
catch (Exception ex)
{
_logger.LogError(ex, "Error while do work");
throw;
}
}
}
}