#include "board.h"
#include "clock_config.h"
#include "peripherals.h"
#include "pin_mux.h"

/* FS */
/* clang-format off */
#include "ff.h"
#include "diskio.h"
#include "fsl_debug_console.h"
#include "fsl_sd.h"
#include "fsl_sd_disk.h"
#include "sdmmc_config.h"
/* clang-format on */

#include "app_flac_callbacks.h"

#define FLAC_FILE_NAME "2:/re_tryment.flac"

static FATFS       s_fs;
static const TCHAR s_drive_num[] = {SDDISK + '0', ':', '/'};

static status_t sdcardWaitCardInsert(void);

int main(void) {
    BOARD_InitBootPins();
    BOARD_InitBootClocks();
    BOARD_InitBootPeripherals();

    BOARD_InitDebugConsole();

    PRINTF("Hello world!!\r\n");

    if (sdcardWaitCardInsert() != kStatus_Success) {
        PRINTF("Card detect failed...\r\n");
        goto dead_loop;
    }

    PRINTF("SD inserted...\r\n");

    if (f_mount(&s_fs, s_drive_num, 1U) != FR_OK) { /* Mount immediately */
        PRINTF("Failed to mount filesystem...\r\n");
        goto dead_loop;
    }

    PRINTF("FS mounted...\r\n");

    app_flac_client_t client;
    if (app_flac_init(&client, FLAC_FILE_NAME) < 0) {
        PRINTF("Open FLAC file failed...\r\n");
        goto dead_loop;
    }

    PRINTF("File opened...\r\n");

    FLAC__StreamDecoder *decoder = FLAC__stream_decoder_new();
    if (decoder == NULL) {
        PRINTF("Error allocating decoder...\r\n");
    }

    FLAC__stream_decoder_set_md5_checking(decoder, true);

    FLAC__StreamDecoderInitStatus status =
        FLAC__stream_decoder_init_stream(decoder, app_flac_read, app_flac_seek, app_flac_tell, app_flac_length,
                                         app_flac_eof, app_flac_write, app_flac_meta, app_flac_error, &client);

    if (status != FLAC__STREAM_DECODER_INIT_STATUS_OK) {
        PRINTF("Stream decoder init failed: %d...\r\n", status);
        goto dead_loop;
    }

    FLAC__bool ret = FLAC__stream_decoder_process_until_end_of_stream(decoder);
    if (ret) {
        PRINTF("Processed OK!\r\n");
    } else {
        PRINTF("Processed error: %s...\r\n", FLAC__StreamDecoderStateString[FLAC__stream_decoder_get_state(decoder)]);
    }

    FLAC__stream_decoder_delete(decoder);

dead_loop:
    for (;;) {
        __WFI();
    }

    return 0;
}

static status_t sdcardWaitCardInsert(void) {
    BOARD_SD_Config(&g_sd, NULL, BOARD_SDMMC_SD_HOST_IRQ_PRIORITY, NULL);

    /* SD host init function */
    if (SD_HostInit(&g_sd) != kStatus_Success) {
        PRINTF("\r\nSD host init fail\r\n");
        return kStatus_Fail;
    }

    /* wait card insert */
    if (SD_PollingCardInsert(&g_sd, kSD_Inserted) == kStatus_Success) {
        PRINTF("\r\nCard inserted.\r\n");
        /* power off card */
        SD_SetCardPower(&g_sd, false);
        /* power on the card */
        SD_SetCardPower(&g_sd, true);
    } else {
        PRINTF("\r\nCard detect fail.\r\n");
        return kStatus_Fail;
    }

    return kStatus_Success;
}