"use strict";

var ServerChannel = require("./ServerChannel.js");
var Cache = require("../Util/Cache.js");
var reg = require("../Util/ArgumentRegulariser.js").reg;

class TextChannel extends ServerChannel {
	constructor(data, client, server) {
		super(data, client, server);

		this.topic = data.topic;
		this.lastMessageID = data.last_message_id;
		this.messages = new Cache("id", client.options.maximumMessages);
	}

	/* warning! may return null */
	get lastMessage() {
		return this.messages.get("id", this.lastMessageID);
	}

	setTopic() {
		return this.client.setTopic.apply(this.client, reg(this, arguments));
	}

	setNameAndTopic() {
		return this.client.setChannelNameAndTopic.apply(this.client, reg(this, arguments));
	}

	update() {
		return this.client.updateChannel.apply(this.client, reg(this, arguments));
	}

	sendMessage() {
		return this.client.sendMessage.apply(this.client, reg(this, arguments));
	}

	sendTTSMessage() {
		return this.client.sendTTSMessage.apply(this.client, reg(this, arguments));
	}
}

module.exports = TextChannel;