#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include "cfg.h"
#include "fs.h"
#include <stdio.h>
#include "md5.h"
#include "led.h"
#include "rtthread.h"
#include "dfs_posix.h"


//#include "channel_display.h"
//#include "data_js.h"
//#include "display_data.h"
//#include "index_css.h"
#include "index_html.h"
//#include "index_js.h"
//#include "operation.h"
//#include "petite-vue.min.h"
//#include "sys_para.h"
//#include "ws.h"



//https://embedded-rd.blog.csdn.net/article/details/109643188

#define CHAR(b) (((b)<=9)?((b)+0x30):((b)-10+0x61));
static void byte2char(char *chr, uint8_t b)
{
    chr[0] = CHAR(b>>4);
    chr[1] = CHAR(b&0x0f);
}

//char * test_txt ="sadasdasjkdjalkdfnlakdfnjo'ajdfrlkasdjflkjasdlkfjasdlkfjlasdkjfmjsdlkmfasdlkfmsldfmsdlf;asldfkjsdl;fjslkjf;lskdfjlas;jfasdlkflkjsf";



#define BASE_PATH  "/nor/web"

#define API_PATH   "/nor/web/api"
#define CSS_PATH   "/nor/web/css"



static void check_path()
{
	DIR *dir_base = opendir(BASE_PATH);
	DIR *dir_api = opendir(API_PATH);
	DIR *dir_css = opendir(CSS_PATH);
	if(!dir_base)
	{
		mkdir(BASE_PATH,0777);
	}
	if(!dir_api)
	{
		mkdir(API_PATH,0777);
	}
	if(!dir_css)
	{
		mkdir(CSS_PATH,0777);
	}
	closedir(dir_base);
	closedir(dir_api);
	closedir(dir_css);
}

static void check_file(const char *nor_filename,const char *dst)
{
	
	if(!nor_filename || !dst)
		return;
	
	md5_ctx_t ctx;
	md5_init(&ctx);
	uint8_t nor_tmp[16] = {0};
	char    nor_m1[32]={0};
	char    str_m1[32]={0};
	
	uint8_t str_tmp[16] = {0};
	char buff[1024] = {0};
	int fd = open(nor_filename,O_CREAT | O_RDWR,0777);
	if(fd <= 0)
	{
		return;
	}
	int read_len = 0;
	while((read_len = read(fd,buff,1024)) != 0)
	{
		md5_update(&ctx,(uint8_t*)&buff,read_len);
	}
	md5_final(&ctx, nor_tmp);
	
	for (int i=0; i<16; i++)
        byte2char(&nor_m1[i*2], nor_tmp[i]);	
	
	//str
	md5_init(&ctx);	
	uint32_t lenth = strlen(dst);
	uint32_t count = 1000;
	char *start = (char *)dst;
	do{
		if(lenth <= 1000)
		{
			memcpy(buff,start,lenth);
			md5_update(&ctx,(uint8_t*)&buff,lenth);
			lenth -= lenth;
		}else
		{
			memcpy(buff,start,1000);	
			md5_update(&ctx,(uint8_t*)&buff,1000);
			lenth -= 1000;
			start += 1000;
		}
	}while(lenth);
	md5_final(&ctx, nor_tmp);
	
	for (int i=0; i<16; i++)
        byte2char(&str_m1[i*2], nor_tmp[i]);		
	if(memcmp(nor_m1,str_m1,sizeof(nor_m1)))
	{
		//write filed to nor
		if (ftruncate(fd, 0) == -1) {
			close(fd);
			return;
		}
		lseek(fd,0,SEEK_SET);
		lenth = strlen(dst);
		char *start = (char *)dst;
		
		do{
			if(lenth <= 1000)
			{
				memcpy(buff,start,lenth);
				write(fd,buff,lenth);
				lenth-=lenth;
			}else
			{
				memcpy(buff,start,1000);
				lenth -= 1000;
				start += 1000;
				write(fd,buff,1000);
			}
		}while(lenth);
	}
	
	close(fd);
	fd = 0;
}






int main(void)
{

  fs_init();
	
	check_path();
	
//	check_file("/nor/web/api/channel_display.js",p_channel_display);
//	check_file("/nor/web/api/data.js",p_data_js);
//	check_file("/nor/web/api/display_data.js",p_display_data);
//	check_file("/nor/web/api/index.js",p_index_js);
//	check_file("/nor/web/api/operation.js",p_operation);
//	check_file("/nor/web/api/petite-vue.min.js",p_petite_vue);
//	check_file("/nor/web/api/sys_paras.js",p_sys_para);
//	check_file("/nor/web/api/ws.js",p_ws);
//	
//	
//	check_file("/nor/web/css/index.css",p_css_index);
	
	check_file("/nor/web/index.html",p_index_html);
	
	
	led_init();
	led_set(0);

	while (1) {
			sleep(2);
    }
}