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),
	};
}