func()

in pkg/tools/buffer/buffer.go [308:342]

• 32 lines of code
• 11 McCabe index (conditional complexity)

func (r *Buffer) BuildDetails() *list.List {
	// if the original buffer is not empty, then query the details from original buffer
	if r.originalBuffer != nil {
		events := list.New()
		fromDataID := r.head.DataID()
		var endDataID uint64
		if r.endPosition != nil {
			endDataID = r.endPosition.DataID()
		} else {
			endDataID = r.current.DataID()
		}

		for e := r.originalBuffer.detailEvents.Front(); e != nil; e = e.Next() {
			if e.Value == nil {
				continue
			}
			if e.Value.(SocketDataDetail).DataID() >= fromDataID && e.Value.(SocketDataDetail).DataID() <= endDataID {
				events.PushBack(e.Value)
			}
		}
		if events.Len() == 0 && log.Enable(logrus.DebugLevel) {
			dataIDList := make([]uint64, 0)
			for e := r.originalBuffer.detailEvents.Front(); e != nil; e = e.Next() {
				if e.Value != nil {
					dataIDList = append(dataIDList, e.Value.(SocketDataDetail).DataID())
				}
			}
			log.Infof("cannot found details from original buffer, from data id: %d, end data id: %d, "+
				"ref: %p, existing details data id list: %v", fromDataID, endDataID, r.originalBuffer, dataIDList)
		}

		return events
	}
	return r.detailEvents
}