from os import listdir, path, sep
from apscheduler.schedulers.asyncio import AsyncIOScheduler
from datetime import datetime, timedelta
from app import app
from pyrogram.types import BotCommand, BotCommandScopeChat
from pyrogram.errors import bad_request_400
from pyrogram.enums.chat_members_filter import ChatMembersFilter
from classes.holo_user import HoloUser
from modules.utils import configGet, locale, logWrite
from dateutil.relativedelta import relativedelta
from modules.database import col_applications, col_sponsorships

scheduler = AsyncIOScheduler()

# Cache the avatars of group members
if configGet("enabled", "scheduler", "cache_avatars"):
    @scheduler.scheduled_job(trigger="date", run_date=datetime.now()+timedelta(seconds=10))
    @scheduler.scheduled_job(trigger="interval", hours=configGet("interval", "scheduler", "cache_avatars"))
    async def cache_avatars():
        list_of_users = []
        async for member in app.get_chat_members(configGet("destination_group"), filter=ChatMembersFilter.SEARCH, query=""):
            list_of_users.append(member.user)
        for user in list_of_users:
            if user.photo != None:
                if not path.exists(f'{configGet("cache", "locations")}{sep}avatars{sep}{user.photo.big_file_id}'):
                    print(f'Pre-cached avatar {user.photo.big_file_id} of {user.id}', flush=True)
                    await app.download_media(user.photo.big_file_id, file_name=f'{configGet("cache", "locations")}{sep}avatars{sep}{user.photo.big_file_id}')
        logWrite("Avatars caching performed")


# Check for birthdays
if configGet("enabled", "scheduler", "birthdays"):
    @scheduler.scheduled_job(trigger="cron", hour=configGet("time", "scheduler", "birthdays"))
    async def check_birthdays():
        for entry in col_applications.find():
            if entry["application"]["2"].strftime("%d.%m") == datetime.now().strftime("%d.%m"):
                try:
                    tg_user = await app.get_users(entry["user"])
                    await app.send_message( configGet("admin_group"), locale("birthday", "message").format(str(tg_user.first_name), str(tg_user.username), str(relativedelta(datetime.now(), entry["application"]["2"], '%d.%m.%Y').years)) ) # type: ignore
                    logWrite(f"Notified admins about {entry['user']}'s birthday")
                except Exception as exp:
                    logWrite(f"Could not find user {entry['user']} to send a message about birthday due to '{exp}'")
                    continue
        logWrite("Birthdays check performed")


# Check for expired sponsorships
if configGet("enabled", "scheduler", "sponsorships"):
    @scheduler.scheduled_job(trigger="cron", hour=configGet("time", "scheduler", "sponsorships"))
    async def check_sponsors():
        for entry in col_sponsorships.find({"sponsorship.expires": {"$lt": datetime.now()+timedelta(days=2)}}):
            try:
                tg_user = await app.get_users(entry["user"])
                until_expiry = relativedelta(datetime.now(), entry["sponsorship"]["expires"]).days
                await app.send_message( tg_user, locale("sponsorships_expires", "message").format(until_expiry) ) # type: ignore
                logWrite(f"Notified user that sponsorship expires in {until_expiry} days")
            except Exception as exp:
                logWrite(f"Could not find user {entry['user']} notify about sponsorship expiry due to '{exp}'")
                continue
        for entry in col_sponsorships.find({"sponsorship.expires": {"$lt": datetime.now()}}):
            try:
                holo_user = HoloUser(entry["user"])
                await app.send_message( entry["user"], locale("sponsorships_expired", "message") ) # type: ignore
                await holo_user.label_reset(configGet("destination_group"))
                col_sponsorships.find_one_and_delete({"user": holo_user.id})
                try:
                    tg_user = await app.get_users(entry["user"])
                    logWrite(f"Notified user that sponsorship expired")
                except Exception as exp:
                    logWrite(f"Could not find user {entry['user']} notify about sponsorship expired due to '{exp}'")
            except Exception as exp:
                logWrite(f"Could not reset label of user {entry['user']} due to '{exp}'")
                continue
        logWrite("Sponsorships check performed")


# Register all bot commands
@scheduler.scheduled_job(trigger="date", run_date=datetime.now()+timedelta(seconds=3))
async def commands_register():

    valid_locales = []
    files_locales = listdir(f'{configGet("locale", "locations")}')
    for entry in files_locales:
        if entry.endswith(".json"):
            valid_locales.append(".".join(entry.split(".")[:-1]))

    # Registering user commands
    commands_list = []
    for command in locale("commands"):
        commands_list.append(BotCommand(command, locale("commands")[command]))
    await app.set_bot_commands(commands_list)
    logWrite("Registered user commands for default locale")

    # Registering user commands for each locale
    for lc in valid_locales:
        commands_list = []
        for command in locale("commands", locale=lc):
            commands_list.append(BotCommand(command, locale("commands",locale=lc)[command]))
        await app.set_bot_commands(commands_list, language_code=lc)
        logWrite(f"Registered user commands for locale {lc}")

    # Registering admin commands
    commands_admin_list = []
    for command in locale("commands"):
        commands_admin_list.append(BotCommand(command, locale("commands")[command]))
        
    for command in locale("commands_admin"):
        commands_admin_list.append(BotCommand(command, locale("commands_admin")[command]))

    for admin in configGet("admins"):
        try:
            await app.set_bot_commands(commands_admin_list, scope=BotCommandScopeChat(chat_id=admin))
            logWrite(f"Registered admin commands for admin {admin}")
        except bad_request_400.PeerIdInvalid:
            pass

    try:
        await app.set_bot_commands(commands_admin_list, scope=BotCommandScopeChat(chat_id=configGet("owner")))
        logWrite(f"Registered admin commands for owner {configGet('owner')}")
    except bad_request_400.PeerIdInvalid:
        logWrite(f"Could not register commands for bot owner. Perhaps user has not started the bot yet.")

    # Registering admin group commands
    commands_group_admin_list = []
    for command in locale("commands_group_admin"):
        commands_group_admin_list.append(BotCommand(command, locale("commands_group_admin")[command]))
    try:
        await app.set_bot_commands(commands_group_admin_list, scope=BotCommandScopeChat(chat_id=configGet("admin_group")))
        logWrite("Registered admin group commands for default locale")
    except bad_request_400.ChannelInvalid:
        logWrite(f"Could not register commands for admin group. Bot is likely not in the group.")

    # Registering destination group commands
    commands_group_destination_list = []
    for command in locale("commands_group_destination"):
        commands_group_destination_list.append(BotCommand(command, locale("commands_group_destination")[command]))
    try:
        await app.set_bot_commands(commands_group_destination_list, scope=BotCommandScopeChat(chat_id=configGet("destination_group")))
        logWrite("Registered destination group commands")
    except bad_request_400.ChannelInvalid:
        logWrite(f"Could not register commands for destination group. Bot is likely not in the group.")