# coding: utf-8

import os
from time import sleep
from email.header import Header
from email.mime.base import MIMEBase
from email.mime.multipart import MIMEMultipart
from email.mime.application import MIMEApplication
from email.mime.audio import MIMEAudio
from email.mime.image import MIMEImage
from email.mime.text import MIMEText

import yagmail
from envelopes import Envelope
from watchdog.events import FileSystemEventHandler
from watchdog.observers import Observer

from instant_op import MyOpSender

w_dir = None  # 'c:/Extrase/op/test/andras_pakai'
if w_dir:
    awatchpath = w_dir
else:
    awatchpath = os.getcwd()

class MySMTP(yagmail.SMTP):
    def __enter__(self):
        pass

    def __exit__(self, exc_type, exc_val, exc_tb):
        pass

class HtmlEnvelope(Envelope):

    def __init__(self, msg_type='alternative'):
        self.msg_type = msg_type
        Envelope.__init__(self)

    def to_mime_message(self):
        """Returns the envelope as
        :py:class:`email.mime.multipart.MIMEMultipart`."""
        msg = MIMEMultipart(self.msg_type)  # html for attachments
        msg['Subject'] = self._header(self._subject or '')

        msg['From'] = self._encoded(self._addrs_to_header([self._from]))
        msg['To'] = self._encoded(self._addrs_to_header(self._to))

        if self._cc:
            msg['CC'] = self._addrs_to_header(self._cc)

        if self._headers:
            for key, value in self._headers.items():
                msg[key] = self._header(value)

        for part in self._parts:
            type_maj, type_min = part[0].split('/')
            if type_maj == 'text' and type_min in ('html', 'plain'):
                msg.attach(MIMEText(part[1], type_min, self._charset))
            else:
                msg.attach(part[1])
        return msg

# w_dir = os.getcwd()
# print(pdf_files)
# pdf_file = pdf_files[0]
yag = MySMTP(user={'levente.marton@mzk.ro': 'levente.op@mzk.ro'}, host='192.168.201.4', port=25, smtp_starttls=True, smtp_ssl=False)
# print(yag.useralias)

to_addr = '{}@{}'.format(os.path.split(awatchpath)[1].replace('_', '.'), 'mzk.ro')
# to_addr = 'deeejas@yandex.com'
MyOpSender.set_w_path(awatchpath)

class Drivehandler(FileSystemEventHandler):

    def on_created(self, event):
        op_sender = MyOpSender(awatchpath)
        beneficiary = op_sender.op_beneficiary()
        op_value = op_sender.op_value()
        op_date = op_sender.op_date()
        subject = f'OP {beneficiary} {op_date}'
        body = f'OP: {beneficiary}\nVALUE: {op_value}\nDATE: {op_date}'
        print(subject, body)
        with op_sender._last_op() as last_file:
            # letter.add_attachment(last_file)
            yag.send(to=to_addr, subject=subject, contents=body, attachments=last_file, headers={'From': 'levente.op@mzk.ro'})

    def on_deleted(self, event):
        print('file deleted')

ev_hendler = Drivehandler()
observer = Observer(timeout=1)

observer.schedule(ev_hendler, awatchpath, recursive=True)
observer.start()

if __name__ == '__main__':
    try:
        while True:
            sleep(1)
    except KeyboardInterrupt:
        observer.stop()
    observer.join()

# print(my_page.getText('text').split(sep='\n')[2:len(my_page.getText('text').split(sep='\n')) - 1:2])
# print(my_page.getText('text').split(sep='\n')[3:len(my_page.getText('text').split(sep='\n')):2])

# pdf_dict = {x: y for x, y in my_page.getText('text')}