#include <windows.h>
#include <assert.h>

#include "jvs/jvs-bus.h"
#include "idmac/fastio.h"
#include "board/io3.h"

#include "sivahook/fastio.h"
#include "sivahook/siva-dll.h"

#include "util/dprintf.h"

static uint16_t coins;
static uint16_t services;

static void siva_fastio_digital_read(void *ctx, uint32_t *out);
static void siva_fastio_coin_read(void *ctx, uint8_t slot_no, uint32_t *out);

HRESULT siva_fastio_init(struct fastio_node *out)
{
    HRESULT hr;

    assert(out != NULL);

    out->next = NULL;
    out->digital_in = siva_fastio_digital_read;
    out->coins_in = siva_fastio_coin_read;

    dprintf("Siva Nesica Fastio: Init\n");

    siva_dll.init();

    return S_OK;
}

static void siva_fastio_digital_read(void *ctx, uint32_t *out) 
{
    uint8_t btn = 0;
    uint8_t stick = 0;
    *out = 0;

    assert(siva_dll.get_btns != NULL);

    siva_dll.get_btns(&btn, &stick);

    if (btn & BTN_TEST) {
        *out |= SIVA_SWITCH_SYS_TEST;
    }

    if (btn & BTN_SERVICE) {
        *out |= SIVA_SWITCH_SYS_SERVICE;
    }
}

static void siva_fastio_coin_read(void *ctx, uint8_t slot_no, uint32_t *out)
{
    uint16_t coin = 0;
    uint16_t service = 0;

    assert(siva_dll.get_btns != NULL);

    if (slot_no != 1) {
        *out = 0;
        return;
    }

    siva_dll.read_coin_counter(&coin, &service);

    *out += coin;
    *out += service;
}