import os

from config_isbank import Config

from redbox import EmailBox
from redbox.query import FROM, UNSEEN, OR


host='10.10.2.34'
port=993
username='isbank@mehmetkaratay.com.tr'
password='system'
authorized_iban = "4245-0093333"
authorized_iban_cleaned = authorized_iban.replace("-", "")

box = EmailBox(
    host=host,
    port=port,
    username=username,
    password=password
)

filter_mail = OR(FROM(Config.MAILBOX), FROM(Config.KARATAY))
filter_print = f"{Config.MAILBOX} & {Config.KARATAY}"
# banks_mails = mailbox.search(from_=filter_mail, unseen=True) bununla denemeyin
# banks_mails = mailbox.search(FROM(filter_mail) & UNSEEN)


def reader_service():
    mailbox = box.inbox
    banks_mails = mailbox.search(filter_mail & UNSEEN)
    print(f'Service is reading mailbox [{username}] with mail sender [{filter_print}] with count : {len(banks_mails)}')
    for banks_mail in banks_mails:
        message_attc = lambda fn: f"FROM: {banks_mail.from_}, SEEN: {banks_mail.seen} MSG: email_message.is_multipart Downloaded attachment: {fn}"
        message_non_attc = lambda fn: f"FROM: {banks_mail.from_}, SEEN: {banks_mail.seen} MSG: Handle non-multipart email Downloaded attachment: {fn}"
        # mail_subject = banks_mail.subject
        email_message = banks_mail.email
        full_path = lambda fn: str(Config.UNREAD_PATH) + str(fn)
        completed_path = lambda fn: str(Config.COMPLETED_PATH) + '/' + str(fn)
        file_exists = lambda fn: not os.path.exists(full_path(fn)) and not os.path.exists(completed_path(fn))
        if email_message.is_multipart():   # Check if email has multipart content
            for part in email_message.walk():
                content_disposition = part.get('Content-Disposition')  # Each part can be an attachment
                if content_disposition and 'attachment' in content_disposition:
                    if filename := part.get_filename():
                        if authorized_iban_cleaned in str(filename) and file_exists(filename):
                            with open(full_path(filename), 'wb') as f:
                                print(message_attc(filename))
                                f.write(part.get_payload(decode=True)) # Save attachment
        else:  # Handle non-multipart email, though this is rare for emails with attachments
            content_disposition = email_message.get('Content-Disposition')
            if content_disposition and 'attachment' in content_disposition:
                if filename := email_message.get_filename():
                    if authorized_iban_cleaned in str(filename) and file_exists(filename):
                        with open(full_path(filename), 'wb') as f:
                            print(message_non_attc(filename))
                            f.write(email_message.get_payload(decode=True))