/**
 * @file
 * @brief Wrapper for HAL GPIO pins.
 */
#ifndef STA_HAL_GPIO_PIN_HPP
#define STA_HAL_GPIO_PIN_HPP

/**
 * @defgroup halGPIO GPIO
 * @ingroup hal
 * @brief HAL GPIO module
 */

#ifdef DOXYGEN
/**
 * @def STA_HAL_GPIO_ENABLE
 * @brief Enable module.
 *
 * @ingroup halBuildConfig
 */
#  define STA_HAL_GPIO_ENABLE
#endif // DOXYGEN


#include <sta/config.hpp>
#ifdef STA_HAL_GPIO_ENABLE

#include <sta/intf/gpio_pin.hpp>
#include <sta/hal.hpp>


namespace sta
{
	/**
	 * @brief Container for HAL GPIO Pin objects.
	 *
	 * @ingroup halGPIO
	 */
	class HalGpioPin : public GpioPin
	{
	public:
		HalGpioPin(GPIO_TypeDef * port, uint16_t pin);

		void setState(GpioPinState state) override;

		GPIO_TypeDef * getPort() const;
		uint16_t getPin() const;
		uint8_t getIndex() const;

	private:
		GPIO_TypeDef * port_;   /**< GPIO port */
		uint16_t pin_;          /**< GPIO pin */
	};
}

/**
 * @brief Create HalGpioPin object from pin label.
 *
 * @param label     Pin label
 *
 * @ingroup halGPIO
 */
#define STA_HAL_GPIO_PIN(label) sta::HalGpioPin{label##_GPIO_Port, label##_Pin}


#endif // STA_HAL_GPIO_ENABLE

#endif // STA_HAL_GPIO_PIN_HPP