import { ApplyOptions } from '@sapphire/decorators';
import { Command, CommandOptions } from '@sapphire/framework';
import { container } from '@sapphire/framework';
import type { Node, Player } from 'lavaclient';

@ApplyOptions<CommandOptions>({
	name: 'vaporwave',
	description: 'Apply vaporwave on the playing track!',
	preconditions: [
		'GuildOnly',
		'isCommandDisabled',
		'inVoiceChannel',
		'playerIsPlaying',
		'inPlayerVoiceChannel'
	]
})
export class VaporWaveCommand extends Command {
	public override registerApplicationCommands(
		registry: Command.Registry
	): void {
		registry.registerChatInputCommand({
			name: this.name,
			description: this.description
		});
	}

	public override async chatInputRun(
		interaction: Command.ChatInputCommandInteraction
	) {
		const { client } = container;

		const player = client.music.players.get(
			interaction.guild!.id
		) as Player<Node>;

		player.filters = (player.vaporwave = !player.vaporwave)
			? {
					...player.filters,
					equalizer: [
						{ band: 1, gain: 0.7 },
						{ band: 0, gain: 0.6 }
					],
					timescale: { pitch: 0.7, speed: 1, rate: 1 },
					tremolo: { depth: 0.6, frequency: 14 }
			  }
			: {
					...player.filters,
					equalizer: undefined,
					timescale: undefined,
					tremolo: undefined
			  };

		await player.setFilters();
		return await interaction.reply(
			`Vaporwave ${player.vaporwave ? 'enabled' : 'disabled'}`
		);
	}
}