import os
import discord
import yaml
import requests
from datetime import date

from apscheduler.schedulers.background import BackgroundScheduler
scheduler = BackgroundScheduler()
scheduler.start()

from dotenv import load_dotenv
load_dotenv()


from email.message import EmailMessage
import smtplib, ssl

# Create a secure SSL context
ssl_context = ssl.create_default_context()

def load_guilds_data():
    with open("guilds.yml", 'r') as stream:
        try:
            return yaml.safe_load(stream)
        except yaml.YAMLError as exc:
            print(exc)


def send_mail(guild, subject, content):
    msg = EmailMessage()
    msg['Subject'] = subject
    msg['From'] = guild['mail_from']
    msg['To'] = guild['mailing']
    msg.set_content(content)

    with smtplib.SMTP_SSL(guild['smtp_host'], guild['smtp_port'], context=ssl_context) as server:
        server.login(guild['smtp_username'], guild['smtp_pass'])
        server.send_message(msg)


def mail_message(message):
    send_mail(guilds[message.guild.id], f'Nouveau message discord de {message.author.display_name}', f'{message.author.display_name}:\n{message.content}')


# Load some data

TOKEN = os.getenv('DISCORD_TOKEN')
guilds = load_guilds_data()
reminder_channels = []
for i in guilds:
    if 'reminder_channel' in guilds[i]:
        reminder_channels.append(guilds[i]['reminder_channel'])


def erase_framadate (admin_url):
    x = requests.post(admin_url,  headers={'Content-Type': 'application/x-www-form-urlencoded'}, data='remove_all_votes=')
    if x.status_code != 200:
        print(x)
        print(x.content)
    x = requests.post(admin_url,  headers={'Content-Type': 'application/x-www-form-urlencoded'}, data='confirm_remove_all_votes=')

@scheduler.scheduled_job('cron', day=25)
def cleaner ():
    for guild_id in guilds:
        erase_framadate(guilds[guild_id]['framadate_week'])
        erase_framadate(guilds[guild_id]['framadate_weekend'])
        # TODO erase calc revenus ?

@scheduler.scheduled_job('cron', day=5)
async def reminder ():
    for i in guilds:
        message = generate_reminder_message(guilds[i])
        send_mail(guilds[i], 'La mutunion c’est bientôt !', message)
        channel = client.get_channel(guilds[i]['reminder_channel'])
        await channel.send(message)


def generate_reminder_message (guild):
    # If the 10 is weekend
    sondage = guild['framadate_week']
    if date.today().replace(day=10).weekday() > 4:
        sondage = guild['framadate_weekend']

    return f"""
Coucou !

Il est l’heure de déclarer ses revenus :
<{guild['link_declaration']}>

Et d’annoncer à quelle heure vous souhaitez faire la mututu :
<{sondage}>

Bon début de mois :D
Le mutubot
"""


# Discord API

intents = discord.Intents.default()
intents.message_content = True
client = discord.Client(intents=intents)


@client.event
async def on_ready():
    print(f'{client.user} is connected to the following guild:\n')
    for guild in client.guilds:
        print(f'{guild.name} (id: {guild.id})')
    await reminder()

@client.event
async def on_message(message):
    if message.author == client.user:
        return
    if message.guild.id not in guilds:
        return
    if message.channel.id in guilds[message.guild.id]['mailed_channels']:
        mail_message(message)


# Actually starts the bot
client.run(TOKEN)