/// <summary>运行任务</summary>
protected bool ProcessTask(Job task, DateTime dt)
{
// 当它不存在
if (!task.Enable)
{
return(true);
}
// 是否处于运行时间内
if (!task.Schedule.InTime(dt))
{
return(false);
}
// 成功状态，且未到下次运行时间
if (task.Status == JobStatus.Success && !NeedToRunAgain(task.LastRunDt, task.Success, dt))
{
return(true);
}
// 失败状态，但又要开始一个周期了
if (task.Status == JobStatus.Failure && NeedToRunAgain(task.LastRunDt, task.Success, dt))
{
task.Failure.TryTimes = 0;
task.Status = JobStatus.Waiting;
}
// 处于等待状态；或与上次运行成功的间隔时间足够了；或上次运行失败的间隔时间足够了（且失败次数未饱和）；
if (
(task.Status == JobStatus.Waiting && NeedToRunAgain(task.LastRunDt, task.Success, dt)) ||
(task.Status == JobStatus.Success && NeedToRunAgain(task.LastRunDt, task.Success, dt)) ||
(task.Status == JobStatus.Failure && NeedToRunAgain(task.LastRunDt, task.Failure, dt) && task.Failure.TryTimes < task.Failure.MaxTimes)
)
{
TaskRunning?.Invoke(task, "");
// 先运行依赖任务
if (task.Dependency != null && task.Dependency.Count > 0)
{
foreach (var t in task.Dependency)
{
if (!ProcessTask(t, dt))
{
return(false);
}
}
}
// 再运行本任务
task.LastRunDt = dt;
task.Status = JobStatus.Waiting;
try
{
var runner = task.JobRunner;
// TODO: 改为异步任务或者线程
if (runner.Run(dt, task.Data))
{
task.Status = JobStatus.Success;
task.Failure.TryTimes = 0;
TaskSuccess?.Invoke(task, "");
return(true);
}
else
{
task.Status = JobStatus.Failure;
task.Failure.TryTimes++;
TaskFailure?.Invoke(task, "");
return(false);
}
}
catch (Exception ex)
{
task.Status = JobStatus.Failure;
task.Failure.TryTimes++;
TaskFailure?.Invoke(task, ex.Message);
}
}
return(false);
}
public async void Resolve()
{
taskSuccess?.Invoke();
}