class Event {
	/**
	 * @param raw {String}
	 *
	 */
	constructor(raw) {
		this._raw = raw
		let obj = JSON.parse(raw)
		this.type = obj['type']
		if(this.type == 'message') {
			this.message = obj['message']
		} else if (this.type == 'channel') {
			this.channel = obj['channel']
		}
	}
}

class Peer {
	/*
	 * @param type {String}
	 * @param channel {String}
	 */
	constructor(type, channel) {
		this.type = type
		this.channel = channel
	}
}

exports.PeerMap = class {
	/*
	 * @field users Map<Socket, Peer>
	 * @field server Map<Socket, Peer>
	 */
	constructor() {
		// Map of sockets -> Peer
		this.users = {}
		this.server = {}
	}

	/**
	 * @params message {String|JSON} Used for emitting server messages to user peers
	 */
	notify(message) {
		let e_type = new Event(message)
		if(e_type.type) {
			for(const conn of Object.keys(this.users)) {
			}
		} else {
			console.log('[WSS] Invalid event type given from server')
		}
	}

	// As the names imply these methods help maintain the peer map
	add_server(socket) {
		this.server[socket] = new Peer('server', null)
	}
	remove_server(socket) {
		delete this.server[socket]
	}
	add_user(socket, channel) {
		this.users[socket] = new Peer('user', channel)
	}
	remove_user(socket) {
		delete this.user[socket]
	}

}