#include "ebtn_cb.h"

/* ---------------- 按钮参数配置 ---------------- */
static const ebtn_btn_param_t default_param = EBTN_PARAMS_INIT
    (
      20,   // 按下去抖时间(ms)
      20,   // 释放去抖时间(ms)
      20,   // 点击最短时间(ms)
      300,  // 点击最长时间(ms)
      200,  // 连击间隔最大值(ms)
      500,  // 长按KEEPALIVE间隔(ms)
      10    // 最大连续点击次数
    );

/* ---------------- 按钮ID定义 ---------------- */
typedef enum
{
  USER_BUTTON1 = 0,
  USER_BUTTON_MAX,
} user_button_t;

/* ---------------- 按钮对象 ---------------- */
static ebtn_btn_t btns[] =
{
  EBTN_BUTTON_INIT(USER_BUTTON1, &default_param),
};

/* ---------------- 获取按键状态 ---------------- */
static uint8_t prv_btn_get_state(struct ebtn_btn* btn)
{
  switch(btn->key_id)
  {
  case USER_BUTTON1:
    return gpio_get(GPIOC, GPIO13) == GPIO13;
  default:
    return 0;
  }
}

/* ---------------- 事件回调函数 ---------------- */
static void prv_btn_event(struct ebtn_btn* btn, ebtn_evt_t evt)
{
  switch(evt)
  {
  case EBTN_EVT_ONPRESS:

    break;
  case EBTN_EVT_ONRELEASE:

    break;
  case EBTN_EVT_ONCLICK:
    if((ebtn_click_get_count(btn) == 2) && (btn->key_id == USER_BUTTON1))
    {
      gpio_toggle(GPIOE, GPIO3);
    }
    //printf("[BTN %d] Clicked, count=%d\r\n", btn->key_id, ebtn_click_get_count(btn));
    break;
  case EBTN_EVT_KEEPALIVE:
    if(btn->key_id == USER_BUTTON1)
    {
      gpio_toggle(GPIOE, GPIO3);
    }
    //printf("[BTN %d] Keepalive, cnt=%d\r\n", btn->key_id, ebtn_keepalive_get_count(btn));
    break;
  default:
    break;
  }
}

/* ---------------- 系统时间 ---------------- */
static uint32_t ebtn_user_get_tick(void)
{
  return systick;
}

/* ---------------- 初始化函数 ---------------- */
void ebtn_user_init(void)
{
  ebtn_init(btns,
            EBTN_ARRAY_SIZE(btns),
            NULL, 0,                    // 无组合键
            prv_btn_get_state,
            prv_btn_event);
}

/* ---------------- 周期处理函数 ---------------- */
void ebtn_user_process(void)
{
  ebtn_process(ebtn_user_get_tick());
}