#include "hsf.h"
#if defined(CONFIG_PWM_SUPPORT_LPM)
#include "pm_veto.h"
#endif
#include "pinctrl.h"
#include "gpio.h"
#include "pwm.h"
// #include "tcxo.h"

#include "spotlight.h"

#define BRIGHTNESS_PIN  GPIO_00
#define CCT_PIN         GPIO_04
#define SWITCH_PIN      GPIO_13

#define BRIGHTNESS_PWM_CHANNEL      0
#define CCT_PWM_CHANNEL             4

#define CONFIG_PWM_GROUP_ID        0

static errcode_t pwm_sample_callback(uint8_t channel)
{
    e_printf("PWM %d, cycle done. \r\n", channel);
    return ERRCODE_SUCC;
}

static void gpio_init(pin_t pin)
{
      /* PINCTRL init. */
    uapi_pin_init();
    uapi_pin_set_mode(pin, HAL_PIO_FUNC_GPIO);
    uapi_gpio_set_dir(pin, GPIO_DIRECTION_OUTPUT);
    uapi_pin_set_ds(pin, PIN_DS_3);
    uapi_pin_set_pull(pin, PIN_PULL_TYPE_DOWN);
    uapi_gpio_set_val(pin, GPIO_LEVEL_LOW);
}

static void pwm_sys_init() {
    uapi_pwm_deinit();
    uapi_pwm_init();
}

static void pwm_init(pin_t pin, pin_t pin1, uint8_t channel, uint channel1)
{
    pwm_config_t cfg_no_repeat = {
        0,
        0,
        0,
        0,
        true
    };
    uint32_t frequency = uapi_pwm_get_frequency(channel);
    e_printf("pwm基础时钟频率为: %dHZ\r\n", frequency);
    
    // 计算1KHz PWM所需的周期值（高电平+低电平）
    uint32_t total_period = frequency / 1000;
    // 50%占空比，高低电平时间相等
    cfg_no_repeat.high_time = total_period / 2;
    cfg_no_repeat.low_time = total_period / 2;

    e_printf("设置1KHz PWM，50%%占空比，周期值: %d\r\n", total_period);
    uapi_pin_set_mode(pin, PIN_MODE_3); //set pin as pwm output
    uapi_pin_set_mode(pin1, PIN_MODE_3); //set pin as pwm output
    uapi_pwm_open(channel, &cfg_no_repeat);
    uapi_pwm_open(channel1, &cfg_no_repeat);

    // uapi_tcxo_delay_ms((uint32_t)TEST_TCXO_DELAY_1000MS);
    // uapi_pwm_unregister_interrupt(channel);
    // uapi_pwm_register_interrupt(channel, pwm_sample_callback);
#ifdef CONFIG_PWM_USING_V151
    uint8_t channel_id[2] = {channel, channel1};
    /* channel_id can also choose to configure multiple channels, and the third parameter also needs to be adjusted
        accordingly. */
    uapi_pwm_set_group(CONFIG_PWM_GROUP_ID, channel_id, 2);
#else
    uapi_pwm_start(channel);
#endif

}
void pwm_start()
{
#ifdef CONFIG_PWM_USING_V151
    /* Here you can also call the uapi_pwm_start interface to open each channel individually. */
    uapi_pwm_start_group(CONFIG_PWM_GROUP_ID);
#endif
}
void pwm_sys_deinit(void)
{
    // uapi_tcxo_delay_ms((uint32_t)TEST_TCXO_DELAY_1000MS);
#ifdef CONFIG_PWM_USING_V151
    uapi_pwm_close(CONFIG_PWM_GROUP_ID);
#else
    uapi_pwm_close(CONFIG_PWM_CHANNEL);
#endif

    // uapi_tcxo_delay_ms((uint32_t)TEST_TCXO_DELAY_1000MS);
    uapi_pwm_deinit();
}

static void pwm_entry(void)
{
    pwm_sys_init();
    pwm_init(BRIGHTNESS_PIN, BRIGHTNESS_PWM_CHANNEL, CCT_PIN, CCT_PWM_CHANNEL);
    pwm_start();
}


int spotlight_main(void) {
    gpio_init(SWITCH_PIN);
    pwm_entry();
  
    while (1) {
    e_printf("spotlight_main\r\n");
    uapi_gpio_toggle(SWITCH_PIN);
    msleep(1000);

    }
    return 0;
}