import datetime
import typing
import discord
from bot import colors
from cogs.music import helper

if typing.TYPE_CHECKING:
    from lavalink.models import AudioTrack


def format_track(track: "AudioTrack", max_length: int = 0):
    try:
        duration = str(datetime.timedelta(milliseconds=int(track.duration)))
    except OverflowError:
        duration = "0:00:00"

    if max_length == 0:
        return f"`{duration}` [{track.title}]({track.uri})"

    max_length -= len(duration) + 1
    if len(track.title) > max_length:
        track_title = track.title[: max_length - 3] + "..."
    else:
        track_title = track.title

    return f"`{duration}` [{track_title}]({track.uri})"


def create_track_embed(
    current: "AudioTrack",
    queue: typing.Sequence["AudioTrack"],
    history: typing.Sequence["AudioTrack"],
) -> discord.Embed:
    embed_width = 52
    embed = discord.Embed(
        title="Now playing...",
        colour=colors["embed"],
    )

    embed.description = format_track(current, max_length=embed_width)

    if len(queue) > 0:
        upcoming_fmt = "\n".join(
            format_track(track, max_length=embed_width) for track in queue
        )
    else:
        upcoming_fmt = "No tracks have been queued yet..."
    embed.add_field(name="Coming up", value=upcoming_fmt, inline=False)

    if len(history) > 0:
        history_fmt = "\n".join(
            format_track(track, max_length=embed_width) for track in history
        )
    else:
        history_fmt = "No history yet..."
    embed.add_field(name="Previously played", value=history_fmt, inline=False)

    embed.set_image(url=f"https://i3.ytimg.com/vi/{current.identifier}/mqdefault.jpg")
    embed.set_footer(text=f"Uploaded by: {current.author}")
    return embed