#include <zephyr/kernel.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/logging/log.h>
#include <zephyr/drivers/hwinfo.h>
#include <zephyr/init.h>
#include <zephyr/sys/printk.h>
#include <zephyr/logging/log_ctrl.h>
#include <zephyr/dfu/mcuboot.h>
#include <app_version.h>
#include <version.h>
#include <ncs_version.h>

#include <fs.h>
#include <audio.h>
#include <io.h>
#include <usb.h>
#include <utils.h>

LOG_MODULE_REGISTER(main, LOG_LEVEL_INF);

volatile static uint8_t reboot_code = 0;

int init_reboot_status()
{
        reboot_code = get_reboot_status();
        if (reboot_code != 0)
        {
                LOG_INF("Device rebooted with status code: 0x%02x", reboot_code);
        }
        return 0;
}

SYS_INIT(init_reboot_status, POST_KERNEL, 0);

int main(void)
{
        LOG_INF("Starting Edi's Buzzer Application");

        int rc;

        rc = fs_init();
        if (rc < 0)
        {
                LOG_ERR("Filesystem initialization failed: %d", rc);
                return rc;
        }

        rc = audio_init();
        if (rc < 0)
        {
                LOG_ERR("Audio initialization failed: %d", rc);
                return rc;
        }

        rc = usb_cdc_acm_init();
        if (rc < 0)
        {
                LOG_ERR("USB initialization failed: %d", rc);
                return rc;
        }

        rc = io_init();
        if (rc < 0)
        {
                LOG_ERR("I/O initialization failed: %d", rc);
                return rc;
        }

        LOG_INF("All subsystems initialized. Starting application threads.");
        audio_system_ready();
        if (!boot_is_img_confirmed())
        {
                LOG_INF("Confirmation of firmware image pending. Inform user...");
                audio_play("/lfs/sys/update");
        }
        else if (reboot_code == REBOOT_STATUS_FIRMWARE_CONFIRMED)
        {
                LOG_INF("Firmware was just confirmed in the last reboot.");
        }
        else
        {
                LOG_INF("Firmware image already confirmed. No need to confirm again.");
        }
        while (1)
        {
                k_sleep(K_FOREVER);
        }
}