#ifndef OS_INPUT_H
#define OS_INPUT_H

#include <stdint.h>
#include <stdbool.h>
#include "driver/gpio.h"
#include "esp_err.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
    INPUT_ACTION_NONE = 0,
    INPUT_ACTION_CLICK,        /* Short press (Next / Step / Advance) */
    INPUT_ACTION_DOUBLE_CLICK, /* Double click (Back / Cancel) */
    INPUT_ACTION_TRIPLE_CLICK, /* Triple click (Global Home / Launcher) */
    INPUT_ACTION_LONG_PRESS,   /* Hold > 380ms (Select / Confirm / Open) */
    INPUT_ACTION_HOLD_HOME,    /* Hold > 1400ms (Return to App Launcher) */
} input_action_t;

typedef void (*sys_input_handler_t)(input_action_t action, void *user_arg);

esp_err_t sys_input_init(gpio_num_t button_gpio);
esp_err_t sys_input_register_handler(sys_input_handler_t handler, void *user_arg);
void sys_input_inject(input_action_t action);

#ifdef __cplusplus
}
#endif

#endif // OS_INPUT_H