public function handle(ScheduleNextTasksForWorkflow $command)
{
$workflow = $this->workflowCollection->get($command->workflowId());
if (is_null($workflow)) {
throw WorkflowNotFound::withId($command->workflowId());
}
$previousTask = $this->taskCollection->get($command->previousTaskId());
if (is_null($previousTask)) {
throw TaskNotFound::withId($command->previousTaskId());
}
$previousMessageHandler = $this->messageHandlerCollection->get($previousTask->messageHandlerId());
if (is_null($previousMessageHandler)) {
throw MessageHandlerNotFound::withId($previousTask->messageHandlerId());
}
$nextMessageHandler = $this->messageHandlerCollection->get($command->nextMessageHandlerId());
if (is_null($nextMessageHandler)) {
throw MessageHandlerNotFound::withId($command->nextMessageHandlerId());
}
$nextTasks = $workflow->determineNextTasks($previousTask, $previousMessageHandler, $nextMessageHandler);
foreach ($nextTasks as $nextTask) {
$this->taskCollection->add($nextTask);
}
}
