import Message from "@/message"
import Module from "@/module"
import autobind from "autobind-decorator"
import * as seedrandom from "seedrandom"

export const feelings = ["つらい", "ねむい", "るんるん", "虚無"]

export default class extends Module {
	public readonly name = "feeling"

	@autobind
	public install() {
		return {
			mentionHook: this.mentionHook,
		}
	}

	@autobind
	private async mentionHook(msg: Message) {
		if (msg.includes(["気分", "きぶん"])) {
			const date = new Date()
			const seed = `${date.getFullYear()}/${date.getMonth()}/${date.getDate()}/${date.getHours()}/${msg.userId}`
			const rng = seedrandom(seed)
			const feeling = feelings[Math.floor(rng() * feelings.length)]
			msg.reply(`**今は${feeling}かも**`)
			return true
		} else {
			return false
		}
	}
}