#pragma once

#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gptimer.h"
#include "esp_timer.h"
#include "esp_log.h"
#include "driver/gpio.h"

#define ZH_AC_DIMMER_INIT_CONFIG_DEFAULT() \
    {                                      \
        .zero_cross_gpio = GPIO_NUM_MAX,   \
        .triac_gpio = GPIO_NUM_MAX,        \
        .triac_time = 1}

#ifdef __cplusplus

extern "C"
{
#endif

    typedef struct // Structure for initial initialization of AC dimmer.
    {
        uint8_t zero_cross_gpio; // Zero cross GPIO.
        uint8_t triac_gpio;      // Triac GPIO.
        uint8_t triac_time;      // Triac turn-on time (in microseconds). Depends on the type of triac. Tested on BTA16-600.
    } zh_ac_dimmer_init_config_t;

    /**
     * @brief Initialize AC dimmer.
     *
     * @param[in] config Pointer to AC dimmer initialized configuration structure. Can point to a temporary variable.
     *
     * @note Before initialize the AC dimmer recommend initialize zh_ac_dimmer_init_config_t structure with default values.
     *
     * @code zh_ac_dimmer_init_config_t config = ZH_AC_DIMMER_INIT_CONFIG_DEFAULT @endcode
     *
     * @return ESP_OK if success or an error code otherwise.
     */
    esp_err_t zh_ac_dimmer_init(const zh_ac_dimmer_init_config_t *config);

    /**
     * @brief Start AC dimmer.
     *
     * @return ESP_OK if success or an error code otherwise.
     */
    esp_err_t zh_ac_dimmer_start(void);

    /**
     * @brief Stop AC dimmer.
     *
     * @return ESP_OK if success or an error code otherwise.
     */
    esp_err_t zh_ac_dimmer_stop(void);

    /**
     * @brief Set AC dimmer dimming value.
     *
     * @param[in] value Dimming value (0 to 100).
     *
     * @return ESP_OK if success or an error code otherwise.
     */
    esp_err_t zh_ac_dimmer_set(uint8_t value);

    // /**
    //  * @brief AC dimmer ISR handler.
    //  */
    // void zh_ac_dimmer_isr_handler(void);

#ifdef __cplusplus
}
#endif