#!/usr/bin/env python3
import os
import crcmod
from random import randint
from time import sleep

from config import *

from update import parse_line, create_database, update_database, update_graphs, upload_graphs

calc_crc = crcmod.predefined.mkCrcFun(CRC_TYPE)

def gen_line():
    values = []

    stored = {name : (minval, maxval) for name, minval, maxval in STORED_VALUES}
    for name in FORMAT:
        minval = 0
        maxval = 1000
        if name in stored.keys():
            minval, maxval = stored[name]

        values += [str(randint(minval, maxval))]

    payload = ";".join(values) + ";"
    crc = calc_crc(payload.encode('ascii'))
    crc_str = chr((crc & 0xFF00) >> 8) + chr(crc & 0xFF)

    return payload + crc_str + "\r\n"



def main():
    if not os.path.exists(DATA_FILE) or not os.path.exists(ARCHIVE_DATA_FILE):
        create_database()
        sleep(60)

    while True:
        print("Adding Line...")
        line = gen_line()
        parsed = parse_line(line)
        update_database(parsed)
        update_graphs()
        upload_graphs()
        sleep(60)

if __name__ == '__main__':
    main()