#!/usr/bin/env python3

import socket
import json
import os
from flask import Flask, render_template
from flask_cors import CORS

CheckPrinterOnline = '7e4d3630312053310d0a'
MachingInfo = "7e4d3131350d0a"
GetPrintPercent = "7e4d32370d0a"
GetPrinterTemp = "7e4d3130350d0a"

if os.environ.get('IPADDR') == None:
    print("IPADDR environment variable not set please set to printer IP")
    SystemExit()
HOST = os.environ.get('IPADDR')  # The server's hostname or IP address
PORT = 8899        # The port used by the server

application = Flask(__name__)
CORS(application)
application.config["DEBUG"] = True

def checkPrinterOnline():
    try:
        data = sendCode(CheckPrinterOnline)
        return data
    except:
        pass

def sendCode(cmddata):
    command = bytes.fromhex(cmddata)
    try:
        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
            s.settimeout(1)
            s.connect((HOST, PORT))
            s.sendall(command)
            data = s.recv(1024)
    except Exception as E:
        print(E)
        data = "Connection Failed"

    return data

def actualPercent():
    data = sendCode(GetPrintPercent)
    if data == "Connection Failed":
        return "COnnection Failed"
    data = data.decode().split('\r\n')[1].split()[-1]
    x, y = data.split('/')
    return int(x) / int(y) * 100

def getTemp():
    data = sendCode(GetPrinterTemp)
    data = data.split()
    try:
        currTemp = data[3].decode().split(':')[1]
        maxTemp = data[4].decode().split('/')[1]
    except IndexError as E:
        print(data)
    return [currTemp, maxTemp]

# sendCode(CheckPrinterOnline)
# sendCode(MachingInfo)
# sendCode(GetPrintPercent)

# print(bytes.fromhex(MaybePacketStart).decode('utf-8'))

@application.route('/')
def index():
    if checkPrinterOnline() != "Connection Failed":
        try:
            return render_template("index.html")
        except Exception as E:
            data = E
    else:
        data = ["The Printer is Offline"]
        return render_template("error.html", data=data)

@application.route('/percent')
def percent():
    data = {"percent": str(round(actualPercent(),3)), "temp": getTemp()}
    # print()
    return json.dumps(data)

if __name__ == '__main__':
    application.run(host='0.0.0.0', port=80)