# -*- coding: utf-8 -*-
import os, random
import datetime
from datetime import timedelta
from os import path

import smtplib
from os.path import basename
from email.mime.application import MIMEApplication
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.header import Header
from email.utils import COMMASPACE, formatdate

now = datetime.datetime.now()
yesterday = '{:%Y.%m.}{}'.format(now, now.day - 1)  # Вчерашний день

currentDay = now.strftime("%Y%m%d") #  Текущая дата
#  Полный путь до каталга с записями. имеет в своем наименовании часть текущей даты
folderPath= 'N:/callrecords/autorecords' + '/' + currentDay + '/'

#  Сохраняем названия файлов в массив
files = [f for f in os.listdir(folderPath)]

#  Сохраняем все в подмножество, для исключения дублирующих записей
basket = set()
while len(basket) < 5:
    basket.add(random.choice(files))


fromaddr = 'tabarigen@gmail.com'
toaddr = ['tabarigen@mail.ru', 'm_urusilov@mail.ru', 'alisaaduhova@mail.ru']
subject = 'АТС ДАГФАРМ'
text = '5 случайных звонков на дату ' + yesterday

def send_mail(send_from, send_to, subject, text, files=None):
    # assert isinstance(send_to, list)

    msg = MIMEMultipart()
    msg['From'] = send_from
    msg['To'] = COMMASPACE.join(send_to)
    msg['Date'] = formatdate(localtime=True)
    msg['Subject'] = subject
    msg.attach(MIMEText(text))

    for f in basket or []:
        with open(folderPath + '' + f, "rb") as fil:
            part = MIMEApplication(
                fil.read(),
                Name=basename(f)
            )
        # After the file is closed
        part['Content-Disposition'] = 'attachment; filename="%s"' % basename(f)
        msg.attach(part)


    smtp = smtplib.SMTP('smtp.gmail.com', 587)
    smtp.ehlo()
    smtp.starttls()
    smtp.login(fromaddr, "*******")
    smtp.sendmail(send_from, send_to, msg.as_string().encode('utf-8'))
    smtp.close()


send_mail(fromaddr, toaddr, subject, text)