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royalnet/royalpack/events/discord_play.py

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2019-12-01 22:53:47 +00:00
import discord
import pickle
import base64
import datetime
from typing import *
from royalnet.commands import *
from royalnet.serf.discord import *
from royalnet.bard import *
class DiscordPlayEvent(Event):
name = "discord_play"
async def run(self,
url: str,
guild_id: Optional[int] = None,
**kwargs) -> dict:
if not isinstance(self.serf, DiscordSerf):
raise UnsupportedError()
client: discord.Client = self.serf.client
if len(self.serf.voice_players) == 1:
voice_player: VoicePlayer = self.serf.voice_players[0]
else:
if guild_id is None:
# TODO: trovare un modo per riprodurre canzoni su più server da Telegram
raise InvalidInputError("Non so in che Server riprodurre questo file...\n"
"Invia il comando su Discord, per favore!")
guild: discord.Guild = client.get_guild(guild_id)
if guild is None:
raise InvalidInputError("Impossibile trovare il Server specificato.")
voice_player: VoicePlayer = self.serf.find_voice_player(guild)
if voice_player is None:
raise UserError("Il bot non è in nessun canale vocale.\n"
"Evocalo prima con [c]summon[/c]!")
ytds = await YtdlDiscord.from_url(url)
added: List[YtdlDiscord] = []
too_long: List[YtdlDiscord] = []
if isinstance(voice_player.playing, PlayableYTDQueue):
for ytd in ytds:
if ytd.info.duration >= datetime.timedelta(seconds=self.config["Play"]["max_song_duration"]):
too_long.append(ytd)
continue
await ytd.convert_to_pcm()
added.append(ytd)
voice_player.playing.contents.append(ytd)
if not voice_player.voice_client.is_playing():
await voice_player.start()
else:
raise CommandError(f"Non so come aggiungere musica a [c]{voice_player.playing.__class__.__qualname__}[/c]!")
return {
"added": [{
"title": ytd.info.title,
"stringified_base64_pickled_discord_embed": str(base64.b64encode(pickle.dumps(ytd.embed())),
encoding="ascii")
} for ytd in added],
"too_long": [{
"title": ytd.info.title,
"stringified_base64_pickled_discord_embed": str(base64.b64encode(pickle.dumps(ytd.embed())),
encoding="ascii")
} for ytd in too_long]
}