import {
	ChatInputCommandInteraction,
	Client,
	SlashCommandBuilder,
} from 'discord.js';
import {Sequelize, literal} from 'sequelize';

import {Nag, CheckIn, Settings} from './common';
import {Chrono} from 'chrono-node';

const data = new SlashCommandBuilder()
	.setName('nag')
	.setDescription('Let Blitzcrank nag you every day about something')
	.addStringOption(option =>
		option
			.setRequired(true)
			.setName('text')
			.setDescription('What you have to do every day'),
	)
	.addStringOption(option =>
		option
			.setName('failText')
			.setDescription('Custom message to be broadcast on failure'),
	)
	.addBooleanOption(option =>
		option
			.setName('mentionHere')
			.setDescription('Whether to DM you or @ a channel')
			.setRequired(false),
	);

function lateCheckedInUsers() {
	return Nag.findAll({
		include: [CheckIn],
		where: literal(
			"checkInTime <= datetime('now', '-1 day', 'start of day', '+9 hours')",
		),
	});
}

async function initialize(settings: Settings) {}

async function execute(interaction: ChatInputCommandInteraction) {
	const text = interaction.options.getString('text');
	if (text === null || text === undefined) {
		await interaction.reply("Nag can't have a blank `text`, try again.");
		return;
	}
	const nag = await Nag.create({
		userId: interaction.user.id,
		text: text,
		failText: interaction.options.getString('failText'),
		mentionHere: interaction.options.getBoolean('mentionHere') ?? false,
	});
	await nag.save();
	const chrono = new Chrono();
	const checkIn = chrono.parseDate('today at 9AM');
	if (!checkIn) {
		await interaction.reply(
			'Internal error while saving your nag. Tell Drew the bot is broken!!!',
		);
		return;
	}
	await CheckIn.create({
		nagId: nag.id,
		checkIn: checkIn,
	});
	await interaction.reply(
		`I'll check every day at 9AM if you've completed '${text}'. If not, I'll nag you! Use /checkin to prevent a shameful callout, and /unnag to cancel.`,
	);
}

export default function (settings: Settings) {
	return {
		data,
		execute,
		initialize: async () => await initialize(settings),
	};
}