#pragma once

#include <chrono>
#include <pico/stdlib.h>


class Valve {
public:
	enum class State {
		Unknown,
		Opening,
		Opened,
		Closing,
		Closed
	};

	Valve(uint gpio_motor1, uint gpio_motor2, uint gpio_start, uint gpio_end);

	void open();
	void close();
	State process();
	State getState() const { return state; }

private:
	uint motor1, motor2;
	uint start_pin, end_pin;

	std::chrono::seconds timeout         = std::chrono::seconds(10);
	std::chrono::milliseconds transition = std::chrono::milliseconds(1000);
	decltype(std::chrono::steady_clock::now()) start_time;
	decltype(std::chrono::steady_clock::now()) transition_time;

	State state         = State::Unknown;
	State pending_state = State::Unknown;
};