public async Task StartProcessesAsync()
{
var newProcess = _mapper.Map <ProcessModel, Process>(
new ProcessModel()
{
Created = DateTime.Now,
ProcessId = Guid.NewGuid(),
Status = Common.Models.ProcessStatus.Queued
});
await _context.Processes.AddAsync(newProcess);
await _context.SaveChangesAsync();
_messageBusService.Send("processes", newProcess);
}
public Task StartAsync(CancellationToken cancellationToken)
{
//TODO add logging
_messageBusService.GetChannel <ProcessModel>(Constants.ProcessQueueName, async(processModel) =>
{
using (var scope = _serviceProvider.CreateScope())
{
using (var dbContext = scope.ServiceProvider.GetRequiredService <IWebDbContext>())
{
var process = dbContext.Processes
.Where(p => p.ProcessId == processModel.ProcessId)
.SingleOrDefault();
if (processModel?.Status == Common.Models.ProcessStatus.Queued &&
process?.Status == DAL.Entities.ProcessStatus.Queued)
{
process.Status = DAL.Entities.ProcessStatus.InProgress;
await dbContext.SaveChangesAsync();
_messageBusService.Send(Constants.ProcessQueueName, _mapper.Map <Process, ProcessModel>(process));
}
else if (processModel?.Status == Common.Models.ProcessStatus.InProgress &&
process?.Status == DAL.Entities.ProcessStatus.InProgress)
{
// imitation of running task
await Task.Delay(10000);
process.Status = DAL.Entities.ProcessStatus.Completed;
await dbContext.SaveChangesAsync();
}
}
}
});
return(Task.CompletedTask);
}