import logging

import requests

from django.conf import settings
from django.utils.timezone import datetime, timedelta


logger = logging.getLogger(__name__)

headers = {
    'Content-Type': 'application/json;charset=utf-8'
}


def send_week(date):
    from . import views
    year, month, day = date.split('-')
    date = datetime.strptime(date, '%Y-%m-%d')
    monday = views.get_monday(date)
    body = views.week(year, month, day)
    name = 'weekly-digest-%s' % monday
    subject = 'Phantas.ma weekly update %s' % views.format_week(monday)
    return send_email(name, subject, body)


def send_email(name, subject, body):
    '''
        send_meail('weekly digest 2023-09-22', 'Phantas.ma weekly update Sep 23', body)
    '''
    if not settings.LISTMONK_LISTS:
        return False
    data = {
        'name': name,
        'subject': subject,
        'lists': settings.LISTMONK_LISTS,
        'content_type': 'html',
        'type': 'regular',
        'body': body
    }
    url = settings.LISTMONK_API + 'campaigns'
    auth = (settings.LISTMONK_USER, settings.LISTMONK_PASSWORD)
    r = requests.post(url, json=data, headers=headers, auth=auth).json()
    list_id = r.get('data', {}).get('id')
    if list_id and settings.LISTMONK_SEND:
        url = settings.LISTMONK_API + 'campaigns/%s/status' % list_id
        data = {"status": "running"}
        r = requests.put(url, json=data, headers=headers, auth=auth).json()
        return True
    else:
        return False


def email2name(email):
    name = email.split("@")[0]
    name = name.replace(".", " ")
    name = " ".join([part.capitalize() for part in name.split(" ")])
    return name


def add_email(email):
    url = settings.LISTMONK_API + 'subscribers'
    auth = (settings.LISTMONK_USER, settings.LISTMONK_PASSWORD)
    exists = url + '?' + "list_id=&query=email='%s'&page=1&order_by=id&order=desc" % email
    if not len(requests.get(exists, auth=auth).json()['data']['results']):
        data = {
            "email": email,
            "name": email2name(email),
            "status": "enabled",
            "lists": settings.LISTMONK_LISTS,
        }
        r = requests.post(url, json=data, headers=headers, auth=auth).json()
        if r.get("data", {}).get("id"):
            return True
        else:
            logger.error("failed to add email to list %s => %s", email, r)
            return False
    return False


def delete_bounced_emails():
    url = settings.LISTMONK_API + 'bounces'
    auth = (settings.LISTMONK_USER, settings.LISTMONK_PASSWORD)
    r = requests.get(url + '?per_page=10000', auth=auth).json()
    ids = [sub['subscriber_id'] for sub in r['data']['results']]
    url = settings.LISTMONK_API + 'subscribers'
    for id in ids:
        r = requests.delete(url + '?id=%s' % id, auth=auth).json()
        if not r.get("data"):
            print(id)


def delete_blacklisted_emails():
    url = settings.LISTMONK_API + 'subscribers'
    auth = (settings.LISTMONK_USER, settings.LISTMONK_PASSWORD)
    r = requests.get(url + '?per_page=10000', auth=auth).json()
    ids = [u['id'] for u in r['data']['results'] if u['status'] == 'blocklisted']
    for id in ids:
        r = requests.delete(url + '?id=%s' % id, auth=auth).json()
        if not r.get("data"):
            print(id)