private TaskDescription UpdateTask(TaskDescription taskDescription, TaskRequest taskRequest)
{
using (var db = new Db.DataContext())
{
var taskDb = db.Task.Where(x => x.UniqueKey == taskRequest.UniqueKey).Include(x => x.TaskSchedules).FirstOrDefault();
if (taskDb == null)
{
taskDb = new Db.Task()
{
Name = taskRequest.Name,
Description = taskRequest.Description,
IsEnabled = null,
TaskSchedules = new List <Db.TaskSchedule>(),
UniqueKey = taskRequest.UniqueKey
};
db.Task.Add(taskDb);
db.SaveChanges();
}
taskDb.Name = taskRequest.Name;
taskDb.Description = taskRequest.Description;
if (!taskRequest.TaskOptions.HasFlag(TaskOptions.AllowDisabling))
{
taskDb.IsEnabled = null;
}
if (!taskRequest.TaskOptions.HasFlag(TaskOptions.AllowManualSchedule) && taskDb.TaskSchedules.Count > 0)
{
db.TaskSchedule.RemoveRange(taskDb.TaskSchedules);
taskDb.TaskSchedules.Clear();
}
db.SaveChanges();
var schedules = new List <TaskSchedule>();
foreach (var scheduleDb in taskDb.TaskSchedules)
{
TaskSchedule taskSchedule = null;
if (scheduleDb.DateTimeFixed.HasValue)
{
taskSchedule = new TaskFixedTimeSchedule(new DateTimeOffset(scheduleDb.DateTimeFixed.Value.Ticks, TimeSpan.Zero));
}
else if (!string.IsNullOrEmpty(scheduleDb.Cron))
{
taskSchedule = new TaskCronSchedule(scheduleDb.Cron);
}
if (taskSchedule == null)
{
continue;
}
taskSchedule.IsEnabled = scheduleDb.IsEnabled;
schedules.Add(taskSchedule);
}
taskDescription.Id = taskDb.Id;
taskDescription.Name = taskRequest.Name;
taskDescription.Description = taskRequest.Description;
taskDescription.ExecutionLambda = taskRequest.ExecutionLambda;
taskDescription.IsConfirmed = true;
taskDescription.UniqueKey = taskRequest.UniqueKey;
taskDescription.IsEnabled = taskDb.IsEnabled ?? taskRequest.IsEnabled;
taskDescription.TaskOptions = taskRequest.TaskOptions;
taskDescription.Schedules = new ReadOnlyCollection <TaskSchedule>(taskRequest.Schedules ?? new List <TaskSchedule>());
taskDescription.ManualSchedules = new ReadOnlyCollection <TaskSchedule>(schedules.GroupBy(x => x.GetUniqueKey()).Select(x => x.First()).ToList());
taskDescription.JournalOptions = taskRequest.JournalOptions;
}
return(taskDescription);
}
/// <summary>
/// Возвращает список задач.
/// </summary>
/// <param name="onlyConfirmed">Если равно true, то возвращает только подтвержденные задачи (см. <see cref="TaskDescription.IsConfirmed"/>.</param>
public List <TaskDescription> GetTaskList(bool onlyConfirmed)
{
try
{
var list = _taskList.Values.ToDictionary(x => x.Id, x => x);
if (!onlyConfirmed)
{
using (var db = new Db.DataContext())
{
var query = db.Task.Include(x => x.TaskSchedules);
var taskList = query.ToList();
foreach (var taskDb in taskList)
{
if (list.ContainsKey(taskDb.Id))
{
continue;
}
var schedules = new List <TaskSchedule>();
foreach (var scheduleDb in taskDb.TaskSchedules)
{
TaskSchedule taskSchedule = null;
if (scheduleDb.DateTimeFixed.HasValue)
{
taskSchedule = new TaskFixedTimeSchedule(new DateTimeOffset(scheduleDb.DateTimeFixed.Value.Ticks, TimeSpan.Zero));
}
else if (!string.IsNullOrEmpty(scheduleDb.Cron))
{
taskSchedule = new TaskCronSchedule(scheduleDb.Cron);
}
if (taskSchedule == null)
{
continue;
}
taskSchedule.IsEnabled = scheduleDb.IsEnabled;
schedules.Add(taskSchedule);
}
var taskDescription = new TaskDescription
{
Id = taskDb.Id,
Name = taskDb.Name,
Description = taskDb.Description,
ExecutionLambda = null,
IsConfirmed = false,
UniqueKey = taskDb.UniqueKey,
IsEnabled = taskDb.IsEnabled ?? false,
TaskOptions = TaskOptions.None,
Schedules = new ReadOnlyCollection <TaskSchedule>(new List <TaskSchedule>()),
ManualSchedules = new ReadOnlyCollection <TaskSchedule>(schedules)
};
list[taskDb.Id] = taskDescription;
}
}
}
return(list.Values.ToList());
}
catch (Exception ex)
{
this.RegisterEvent(Journaling.EventType.CriticalError, "Ошибка во время получения списка задач", null, ex);
throw new Exception("Неожиданная ошибка во время получения списка задач.");
}
}