#!/usr/bin/python3

import os
import sys
import shutil
import threading
import re
import time



# 定义守护进程












# 日志文件路径
log_filepath = '/home/root/log/daemon_log.txt' 

def write_info(text:str):
    fm = '%Y-%m-%d %X'
    nowtime = time.strftime(fm, time.localtime())
    with open(log_filepath, 'a') as fp:
        fp.write(nowtime+ " | "+text+"\n")
    print(text)
def _do_cmd(cmd:str):
    write_info(cmd)
    ret = os.popen(cmd).readlines()
    for i in range(len(ret)):
        ret[i]=ret[i].strip()
        write_info(ret[i])
    return ret

class auto_updata(object):
    def __init__(self):
        self.sd_path="/run/media/sda"
        self.file_path=self.sd_path+'/updata'
        self.sd_inserd_state = False
        self.file_list=[]
    def sd_check(self):
        ack=os.path.exists(self.sd_path)
        if(ack!=self.sd_inserd_state):
            if(ack==True):
                write_info("sd inserd.")
                self.copy_file()
            else:
                write_info("sd extracted.")
            self.sd_inserd_state=ack
    def copy_file(self):
        self.file_list.clear()
        try:
            self.file_list=os.listdir(self.file_path)
        except Exception as e:
            write_info(str(e))
            return False
        for i in self.file_list:
            write_info("|---| "+i)
        _do_cmd("systemctl stop atk-qtapp-start.service")
        _do_cmd("mkdir /home/root/config")
        _do_cmd("cp "+self.find_file_by_type(".elf")+" /usr/local/QDesktop-fb")
        _do_cmd("chmod 777 /usr/local/QDesktop-fb")
        _do_cmd("cp "+self.find_file_by_type(".bin")+" /home/root/config/checker_slave.bin")
        _do_cmd("cp "+self.find_file_by_type("scheme.json")+" /home/root/config/checker_ye_cfg.json")
        _do_cmd("cp "+self.file_path+"/cfg.json /home/root/config/cfg.json")
        _do_cmd("cp "+self.find_file_by_type(".axf")+" /lib/firmware/checker_m4.axf")
        # _do_cmd("cp "+self.find_file_by_type(".dtb")+" /boot/stm32mp157d-atk.dtb")
        _do_cmd("sync")
        _do_cmd("systemctl restart atk-qtapp-start.service")
        write_info("autoupdata end.")
        return True
    def find_file_by_type(self,type:str):
        for i in self.file_list:
            if(i[-len(type):]==type):
                return self.file_path+'/'+i
        return "unknown"

if __name__ == '__main__':
    dir_name=os.path.dirname(log_filepath)
    if not os.path.exists(dir_name):
        os.makedirs(dir_name)
    updata=auto_updata()
    while True:
        updata.sd_check()
        time.sleep(5)




# if __name__ == "__main__":
#     scan_files("/run/media")