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using MediaBrowser.Common.Kernel;
using MediaBrowser.Model.Tasks;
using System;
using System.Linq;
namespace MediaBrowser.Common.ScheduledTasks
{
/// <summary>
/// Class ScheduledTaskHelpers
/// </summary>
public static class ScheduledTaskHelpers
{
/// <summary>
/// Gets the task info.
/// </summary>
/// <param name="task">The task.</param>
/// <returns>TaskInfo.</returns>
public static TaskInfo GetTaskInfo(IScheduledTask task)
{
return new TaskInfo
{
Name = task.Name,
CurrentProgressPercentage = task.CurrentProgress,
State = task.State,
Id = task.Id,
LastExecutionResult = task.LastExecutionResult,
Triggers = task.Triggers.Select(GetTriggerInfo).ToArray(),
Description = task.Description,
Category = task.Category
};
}
/// <summary>
/// Gets the trigger info.
/// </summary>
/// <param name="trigger">The trigger.</param>
/// <returns>TaskTriggerInfo.</returns>
public static TaskTriggerInfo GetTriggerInfo(BaseTaskTrigger trigger)
{
var info = new TaskTriggerInfo
{
Type = trigger.GetType().Name
};
var dailyTrigger = trigger as DailyTrigger;
if (dailyTrigger != null)
{
info.TimeOfDayTicks = dailyTrigger.TimeOfDay.Ticks;
}
var weeklyTaskTrigger = trigger as WeeklyTrigger;
if (weeklyTaskTrigger != null)
{
info.TimeOfDayTicks = weeklyTaskTrigger.TimeOfDay.Ticks;
info.DayOfWeek = weeklyTaskTrigger.DayOfWeek;
}
var intervalTaskTrigger = trigger as IntervalTrigger;
if (intervalTaskTrigger != null)
{
info.IntervalTicks = intervalTaskTrigger.Interval.Ticks;
}
var systemEventTrigger = trigger as SystemEventTrigger;
if (systemEventTrigger != null)
{
info.SystemEvent = systemEventTrigger.SystemEvent;
}
return info;
}
/// <summary>
/// Converts a TaskTriggerInfo into a concrete BaseTaskTrigger
/// </summary>
/// <param name="info">The info.</param>
/// <param name="kernel">The kernel.</param>
/// <returns>BaseTaskTrigger.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
/// <exception cref="System.ArgumentException">Invalid trigger type: + info.Type</exception>
public static BaseTaskTrigger GetTrigger(TaskTriggerInfo info, IKernel kernel)
{
if (info.Type.Equals(typeof(DailyTrigger).Name, StringComparison.OrdinalIgnoreCase))
{
if (!info.TimeOfDayTicks.HasValue)
{
throw new ArgumentNullException();
}
return new DailyTrigger
{
TimeOfDay = TimeSpan.FromTicks(info.TimeOfDayTicks.Value)
};
}
if (info.Type.Equals(typeof(WeeklyTrigger).Name, StringComparison.OrdinalIgnoreCase))
{
if (!info.TimeOfDayTicks.HasValue)
{
throw new ArgumentNullException();
}
if (!info.DayOfWeek.HasValue)
{
throw new ArgumentNullException();
}
return new WeeklyTrigger
{
TimeOfDay = TimeSpan.FromTicks(info.TimeOfDayTicks.Value),
DayOfWeek = info.DayOfWeek.Value
};
}
if (info.Type.Equals(typeof(IntervalTrigger).Name, StringComparison.OrdinalIgnoreCase))
{
if (!info.IntervalTicks.HasValue)
{
throw new ArgumentNullException();
}
return new IntervalTrigger
{
Interval = TimeSpan.FromTicks(info.IntervalTicks.Value)
};
}
if (info.Type.Equals(typeof(SystemEventTrigger).Name, StringComparison.OrdinalIgnoreCase))
{
if (!info.SystemEvent.HasValue)
{
throw new ArgumentNullException();
}
return new SystemEventTrigger
{
SystemEvent = info.SystemEvent.Value
};
}
if (info.Type.Equals(typeof(StartupTrigger).Name, StringComparison.OrdinalIgnoreCase))
{
return new StartupTrigger(kernel);
}
throw new ArgumentException("Unrecognized trigger type: " + info.Type);
}
}
}
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