import math
import os
import re
from shlex import join
from tempfile import TemporaryDirectory
import discord
import pixiv
import send_message

REFRESH_TOKEN = os.getenv("PIXIV_REFRESH_TOKEN")
if REFRESH_TOKEN is None:
    print("Pixiv refresh token is missing, please set PIXIV_REFRESH_TOKEN")
    exit(1)
DISCORD_TOKEN = os.getenv("DISCORD_TOKEN")
if DISCORD_TOKEN is None:
    print("Discord token is missing, please set DISCORD_TOKEN")
    exit(1)


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

client = discord.Client(intents=intents)


@client.event
async def on_ready():
    print(f"We have logged in as {client.user}")


@client.event
async def on_message(message: discord.Message):
    if message.author == client.user:
        return

    if (
        match := re.search(
            r"(?P<url>https?://(?:www\.)?pixiv.net/\w+/artworks/(?P<id>\d+))",
            message.content,
        )
    ) is not None:
        with TemporaryDirectory() as tmp_dir:
            async with message.channel.typing():
                title = pixiv.dowload_pixiv_images(
                    int(match.group("id")), tmp_dir, REFRESH_TOKEN
                )
                files = os.listdir(tmp_dir)
                files.reverse()
                await send_message.send_message_with_embed(
                    message, files, title, tmp_dir, match.group("url")
                )
                await send_message.send_message(message, files, tmp_dir)


client.run(DISCORD_TOKEN)