import discord
from discord import app_commands
from discord.ext import commands


class UnsubscribeCommand(commands.Cog):
    def __init__(self, app: commands.Bot) -> None:
        self.app = app

    @app_commands.command(
        name="unsubscribe", description="Unsubscribe to BeReal. notifications."
    )
    async def unsubscribe(self, interaction: discord.Interaction) -> None:
        result = self.app.db.remove_subscriber(interaction.user.id)
        if result:
            await interaction.response.send_message(
                ":information_source: You have been unsubscribed to **BeReal. notifications**\n\
:arrow_right: You will **no longer receive** every day notifications whenever it's\
time to BeReal.\n:warning: You may re-subscribe at any time using `/subscribe`.",
                ephemeral=True,
            )
        else:
            await interaction.response.send_message(
                ":information_source: You are already not subscribed to **BeReal. notifications**\
\n:warning: You may subscribe at any time using `/subscribe`.",
                ephemeral=True,
            )


async def setup(app: commands.Bot) -> None:
    await app.add_cog(UnsubscribeCommand(app))