public async Task <string> StartTaskDb(string nameMethod, string optionalParameter, string token)
{
Driver driver = context.Drivers.First(d => d.Token == token);
LogTask logTask = context.LogTasks
.Include(l => l.TaskLoads)
.FirstOrDefault();
if (logTask == null)
{
context.LogTasks.Add(new LogTask()
{
TaskLoads = new List <TaskLoad>()
});
context.SaveChanges();
logTask = context.LogTasks
.Include(l => l.TaskLoads)
.FirstOrDefault();
}
TaskLoad taskLoad = new TaskLoad()
{
Array = new byte[0],
NameMethod = nameMethod,
OptionalParameter = optionalParameter,
IdDriver = driver.Id.ToString()
};
logTask.TaskLoads.Add(taskLoad);
context.SaveChanges();
return(taskLoad.Id.ToString());
}
public async Task <string> LoadTaskDb(string idTask, byte[] buffer)
{
TaskLoad taskLoad = await context.TaskLoads
.FirstOrDefaultAsync(l => l.Id.ToString() == idTask);
if (taskLoad == null)
{
return("No");
}
string str = Encoding.Default.GetString(taskLoad.Array);
string str1 = Encoding.Default.GetString(buffer);
taskLoad.Array = Encoding.Default.GetBytes(str + str1);
await context.SaveChangesAsync();
return(taskLoad.Id.ToString());
}
public async Task <string[]> EndTaskDb(string idTask)
{
LogTask logTask = await context.LogTasks
.Include(l => l.TaskLoads)
.FirstOrDefaultAsync();
if (logTask == null)
{
return(null);
}
TaskLoad taskLoad = logTask.TaskLoads.FirstOrDefault(l => l.Id.ToString() == idTask);
if (taskLoad == null)
{
return(null);
}
string str = Encoding.Default.GetString(taskLoad.Array);
context.TaskLoads.Remove(taskLoad);
await context.SaveChangesAsync();
return(new string[] { str, taskLoad.OptionalParameter });
}