#!/usr/bin/env python3
#coding=utf-8
import urllib.request
import json
import sys
import hashlib

if (len(sys.argv)!=2):
    print("No initial device id!")
    exit(1)

kongkong_id = sys.argv[1]

cfgsrc = urllib.request.urlopen(f'https://devms.t.educg.com/api/initini.do?id={kongkong_id}')
cfgtext = cfgsrc.read()
cfglines = json.loads(cfgtext.decode("utf8"))

if (len(cfglines)==0):
    print("No initial config!");
    exit(1)

with open("frpc.ini", "wt") as ffrpc:
    print("[common]", file=ffrpc);
    print("server_addr = vpn.educg.net", file=ffrpc);
    print("server_port = 5950", file=ffrpc);
    print("", file=ffrpc);

    print(f"meta_id = {kongkong_id}", file=ffrpc);
    kongkong_key = hashlib.md5(f'{kongkong_id}_educg.net'.encode(encoding='UTF-8')).hexdigest() 
    print(f"meta_key = {kongkong_key}", file=ffrpc);

    for cfg in cfglines:
        print("", file=ffrpc);
        print(f'[{cfg["name"]}]', file=ffrpc)
        for key, value in cfg.items():
            if(key=='name'):
                continue
            print(f'{key} = {value}', file=ffrpc)