package hardware

type Mock struct {
	currValue int16
	delta     int16
}

func NewMock() *Mock {
	return &Mock{currValue: 0, delta: 1}
}

func (m *Mock) Read() (uint16, error) {
	m.currValue += m.delta

	if m.currValue >= 100 {
		m.delta = -1
	} else if m.currValue <= 0 {
		m.delta = 1
	}

	return uint16(m.currValue), nil
}