eq_stat

type Stat interface {
	// Increment for enqueue event
	IncrEnqueue(mouldId, batchId string)

	// Increment for fetch event
	IncrFetch(mouldId, batchId string)

	// Increment for complete event
	IncrComplete(mouldId, batchId string)

	// Statistics of tasks.
	// Returns 0, 0 if the task not found for the mouldId
	StatTask(mouldId string) (completed, total int)

	// Statistics of batch.
	// Returns 0, 0 if the task not found for the mouldId
	StatBatch(mouldId string) (completed, total int)
}