import requests, random, hashlib, json, os
from esplistener.esplistener import *
from flask import session, Flask, request, render_template, url_for, redirect



#initialize_data = initialize()

#socket, data = initialize_data[0], initialize_data[1]

#get_smth(socket, "Temperature")
#send_command(socket, "Temperature", "GetValue")

app = Flask(__name__)
app.secret_key = '%TGHUI8uyFGHI(*&^5rUIO9i*&^TRfvgbHNJKLKJnhgfDE3WedFGhjKOlIuyTRe4567ioP:liuytr56&8()IuGTfrEdsXcghuy6'
cdata = {}
def get_data():
    global cdata
    if open('data.json', 'r').read() != "":
        with open('data.json', 'r') as w:
            cdata = json.load(w)
            print("get from json")

    else:
        if not(cdata):
#    if session['loggedin']:
            sensors = ['pozhar', 'pozharolikv', 'soundstatus','soundlikv', 'doorst', 'gaz', 'gazolikv']
            cdata = {'1': {},
                    '2': {},
                    '3': {},
                    'potok': 100,
                    'earthquake': 1,
                    'techka': 1,
                    'tok': 100,
                    'nasostoggle': 1,
                    'lightst':1
                    }
            for i in range(1,4):
                for j in sensors:
                    if j in ['earthquake', 'techka', 'nasostoggle', 'pozhar', 'soundstatus', 'gazolikv', 'pozharolikv', 'gaz','soundlikv']:
                        cdata[str(i)][j+str(i)] = random.randint(1,1)
                    else:
                        cdata[str(i)][j+str(i)] = random.randint(50, 50)
            with open("data.json", 'w') as f:
                json.dump(cdata, f, indent=4)

            return cdata
        else:
            with open("data.json", 'w') as f:
                json.dump(cdata, f, indent=4)

            print("not created")
    return cdata

def get_value(sensorid):
    global cdata
    if sensorid in cdata.keys():
        return cdata[sensorid]
    else:
        for i in cdata.keys():
            try:
                if sensorid in cdata[str(i)].keys():
                    return cdata[str(i)][sensorid]
            except:
                break

def change_data(sensorid, value):
    global cdata
    if sensorid in cdata.keys():
        cdata[sensorid] = value
        with open('data.json', 'w') as r:
            json.dump(cdata, r, indent=4)
            print("unluck")
    else:
        for i in cdata.keys():
            try:
                if sensorid in cdata[str(i)].keys():
                    cdata[str(i)][sensorid] = value
                    with open('data.json', 'w') as r:
                        json.dump(cdata, r, indent=4)
                    print("unluck")
                    break
            except:
                    break
    return '1'
cdata = {}
def hash_data(data):
    hashpass = hashlib.sha256()
    hashpass.update(bytes(data, encoding='utf8'))
    passw = hashpass.hexdigest()
    return passw
def create_account(login, password):
   login, password = str(login), str(password)
   if not os.path.exists('accounts.json'):
       data = []
   else:
       try:
           with open('accounts.json', 'r') as file:
               data = json.load(file)
               for i in data:
                   if i['username'] == login:
                       print("found")
                       return 0
       except json.JSONDecodeError:
           data = []
   password_entry = {'username': login, 'password': hash_data(password)}
   data.append(password_entry)
   with open('accounts.json', 'w') as file:
       json.dump(data, file, indent=4)
       return 1
def login_into_account(session, login, password):
   if not os.path.exists('accounts.json'):
       return None
   try:
       with open('accounts.json', 'r') as file:
           data = json.load(file)
   except json.JSONDecodeError:
       data = []
   for entry in data:
       if entry['username'] == login and entry['password'] == hash_data(password):
           session['loggedin'], session['username'] = True, login
           return 1
   return 0



def define_session(session):
    if 'loggedin' not in session.keys():
        session['loggedin'] = False







#Основные страницы, индекс, и страницы лабораторий, авторизация
@app.route("/", methods = ["GET", "POST"])
def index():
    define_session(session)
    if session['loggedin'] == True:
        return render_template("index.html")
    else:
        return render_template("unauthorized.html")

@app.route('/register', methods = ["POST", "GET"])
def register():
    if request.method == "GET":
        if session['loggedin'] == True:
            return redirect('/')
        else:
            return render_template("register.html", err = '')
    else:
        login = request.form.get('login')
        passw = request.form.get('password')
        if create_account(login, passw):
            return redirect('/')
        else:
            return render_template("register.html", err='Такой пользователь уже существует')

@app.route('/login', methods = ["POST", "GET"])
def login():
    if request.method == 'GET':
        if session['loggedin'] == True:
            return redirect('/')
        else:
            return render_template("login.html", err = '')
    else:
        login = request.form.get('login')
        passw = request.form.get('password')
        print(passw)
        if login_into_account(session, login, passw):
            return redirect('/')
        else:
            return render_template("login.html", err="Неверный логин/пароль")
 



#Общение с ЕSP
@app.route("/change_value", methods = ["POST"])
def ch_value():    
    if session["loggedin"]:
        sensorid = request.values.get("id")
        value = request.values.get("value")
        change_value(sensorid, value)
        print(cdata)
    else:
        return 'No rights'


@app.route("/send_command", methods = ["POST"])
def change():
    if session["loggedin"]:
        k = request.values.get('comm_id')
        if 'alert' in k:
            k = k.replace('alert', '')
        
        if k in ["lightst", "nasostoggle", "doorst1", "doorst2", "doorst3", "nasostoggle", "lightst", "pozharolikv1", "pozharolikv2","pozharolikv3","gazolikv1","gazolikv2","gazolikv3", "soundstatus1", "soundstatus2", "soundstatus3"]:
            z = get_value(k)
            print(k, z)
            change_data(k, int(not(z)))
            print(get_value(k), "lalka")
            return '1'
        else:
            print("lol", k)
            print(request.data)
            print(request.args.keys())
            print(cdata)
            return '0'
    else:
        return '0'
@app.route("/get_data", methods = ["POST"])
def return_data():
    if session["loggedin"]:
        cdata = get_data()
        return json.dumps(cdata)
    return 'no_rights'

@app.route("/sos_check", methods = ["POST"])
def sos_check():
    if random.randint(0,1):
        return check_sos(socket)
    else:
        return ''

@app.route("/mashinka_go", methods = ["POST"])
def mashinka_go():
    if session['loggedin']:
        return ''
    else:
        return ""

@app.route("/mashinka_stop", methods = ["POST"])
def mashinka_stop():
    if session['loggedin']:
        return ''
    else:
        return ""

@app.route("/get_temperature", methods = ["POST"])
def get_temperature():
    if session['loggedin']:
        return 1
    else:
        return ''



if __name__ == '__main__':
    app.run()