#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "ql_log.h"
#include "osi_api.h"
#include "ql_sdmmc.h"
#include "ql_api_osi.h"
#include "ql_fs.h"
#include "ql_gpio.h"
#include "esp32_iap_sdmmc.h"


#define SDMMC_CMD_PIN   48
#define SDMMC_D0_PIN    39
#define SDMMC_D1_PIN    40
#define SDMMC_D2_PIN    49
#define SDMMC_D3_PIN    50
// sdmmc clk 是pin134的固定功能，不用配置

#define SDMMC_CMD_FUN   0
#define SDMMC_D0_FUN    0
#define SDMMC_D1_FUN    0
#define SDMMC_D2_FUN    0
#define SDMMC_D3_FUN    0

#define QL_FM_FAT32                     0x02


#define QL_SDMMC_FILE_PATH              "SD:test.txt"
#define QL_SDMMC_TEST_STR               "1234567890abcdefg"

#define QL_GPIODEMO_LOG_LEVEL       QL_LOG_LEVEL_INFO
#define LOGI(msg, ...)              QL_LOG(QL_GPIODEMO_LOG_LEVEL, "ql_esp_iap_sdmmc_EMO", msg, ##__VA_ARGS__)


static void sdmmc_pin_init(void)
{
	ql_pin_set_func(SDMMC_CMD_PIN, SDMMC_CMD_FUN);    
	ql_pin_set_func(SDMMC_D0_PIN , SDMMC_D0_FUN);     
	ql_pin_set_func(SDMMC_D1_PIN , SDMMC_D1_FUN);    
	ql_pin_set_func(SDMMC_D2_PIN , SDMMC_D2_FUN);     
	ql_pin_set_func(SDMMC_D3_PIN , SDMMC_D3_FUN);     

	ql_sdmmc_cfg_t cfg = {
        .dev = QL_SDMMC_SD_CARD_ONLY,  //只以sd卡方式进行初始化
        .sd_mv = 0,     //SD卡默认电压域3.2v
        .emmc_mv = 0,   //emmc默认电压域1.8v
	};
    ql_sdmmc_set_dev_cfg(cfg);
}


static int64 ql_sdmmc_fs_test(char* path_name)
{
	int fd = 0;
	int64 err = 0;
	char buffer[100];
	char *str = QL_SDMMC_TEST_STR;   
    
    fd = ql_fopen(path_name, "wb+");
    if(fd < 0)
    {
    	LOGI("open file failed");
    	err = fd;
    	goto exit;
    }

    err = ql_fwrite(str, strlen(str) + 1, 1, fd);   //strlen not include '\0'
    if(err < 0)
    {
    	LOGI("write file failed");
    	ql_fclose(fd);
    	goto exit;		
    }

    err = ql_frewind(fd);
    if(err < 0)
    {
    	LOGI("rewind file failed");
    	ql_fclose(fd);
    	goto exit;					
    }

    err = ql_fread(buffer, ql_fsize(fd), 1, fd);
    if(err < 0)
    {
    	LOGI("read file failed");
    	ql_fclose(fd);
    	goto exit;					
    }

    LOGI("file read result is %s", buffer);
    ql_fclose(fd);
exit: 
    return err;
}


void sdmmc_fs_thread(void *ctx)
{
    while (1)
    {
        ql_sdmmc_fs_test(QL_SDMMC_FILE_PATH);
        ql_rtos_task_sleep_s(5);
    }

exit:	
	ql_rtos_task_delete(NULL);
}



int ql_sdmmc_app_init(void)
{
	QlOSStatus err = QL_SDMMC_SUCCESS;

	sdmmc_pin_init();
    
    if(QL_SDMMC_SUCCESS != ql_sdmmc_mount())
	{
		LOGI("Mount failed");
		return -1;
	}
	else LOGI("Mount succeed");

    // /* 格式化为一个分区 */
    // if(QL_SDMMC_SUCCESS != ql_sdmmc_mkfs(QL_FM_FAT32))
    // {
    //     LOGI("mkfs failed");
    //     return -1;
    // }
    // else LOGI("mkfs succeed");

    /* 测试用 */
    ql_task_t sdmmc_task_fs = NULL;
	err = ql_rtos_task_create(&sdmmc_task_fs, 4096, APP_PRIORITY_NORMAL, "sdDEMO_fs", sdmmc_fs_thread, NULL, 5);
	if(err != QL_OSI_SUCCESS)
	{
		LOGI("creat sd task fs failed err = %d", err);
	}
    return 0;
}