#pragma once

#include <windows.h>

#include <stdbool.h>

struct touch_config {
    bool enable;
};

enum {
    TOUCH_DATA_SIZE = 0x18,
};

enum touch_cmd {
    CMD_NEXT_WRITE           = 0x20,
    CMD_NEXT_READ            = 0x72,
    CMD_BEGIN_WRITE          = 0x77,
    CMD_SET_ONOFF_THRESHOLD  = 0x94,
    CMD_GET_SYNC_BOARD_VER   = 0xA0,
    CMD_GET_UNIT_BOARD_ALIVE = 0xA2,
    CMD_GET_UNIT_BOARD_VER   = 0xA8,
    CMD_START_AUTO_SCAN      = 0xC9
};

struct touch_req {
    uint8_t side; // COM3 or COM4
    uint8_t cmd; // First byte is the command byte
    uint8_t data[256]; // rest of the data goes here
    uint8_t data_length; // Size of the data including command byte
};

struct touch_input_frame {
    uint8_t cmd;
    uint8_t data1[TOUCH_DATA_SIZE];
    uint8_t data2[9];
    uint8_t count;
    uint8_t checksum;
};

struct touch_resp_get_sync_board_ver {
    uint8_t cmd;
    char version[6];
    uint8_t checksum;
};

struct touch_resp_startup {
    char data[80];
    uint8_t checksum;
};

struct touch_resp_get_unit_board_ver {
    uint8_t cmd;
    uint8_t version[43];
    uint8_t checksum;
};

struct touch_resp_get_unit_board_alive {
    uint8_t cmd;
    uint8_t data;
    uint8_t checksum;
};

struct touch_resp_set_onoff_threshold {
    uint8_t cmd;
    uint8_t data;
    uint8_t checksum;
};

struct touch_resp_start_auto {
    uint8_t cmd;
    uint8_t data;
    uint8_t checksum;
    struct touch_input_frame frame;
};

HRESULT touch_hook_init(const struct touch_config *cfg);