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import { log } from "./logger.ts";
import { RemoteUser } from "./remote_user.ts";
import { User } from "./user.ts";
import { LocalUser } from "./local_user.ts";
import { hex_id, parameter_string } from "./helper.ts";
import { CSPacket, SCPacket } from "../packets.ts";
export class Room {
el: HTMLElement
name: string
users: Map<string, User> = new Map()
remote_users: Map<string, RemoteUser> = new Map()
local_user: LocalUser
websocket: WebSocket
constructor(name: string) {
this.name = name
this.el = document.createElement("div")
this.el.classList.add("room")
this.websocket = new WebSocket(`${window.location.protocol.endsWith("s:") ? "wss" : "ws"}://${window.location.host}/signaling/${encodeURIComponent(name)}`)
this.websocket.onclose = () => this.websocket_close()
this.websocket.onopen = () => this.websocket_open()
this.websocket.onmessage = (ev) => {
this.websocket_message(JSON.parse(ev.data))
}
this.local_user = new LocalUser(this, parameter_string("username", `guest-${hex_id()}`))
}
websocket_send(data: CSPacket) {
log("ws", `-> ${data.receiver ?? "*"}`, data)
this.websocket.send(JSON.stringify(data))
}
websocket_message(packet: SCPacket) {
if (packet.join) {
log("*", `${this.name} ${packet.sender} joined`);
const ru = new RemoteUser(this, packet.sender)
this.local_user.add_initial_to_remote(ru)
if (!packet.stable) ru.offer()
this.users.set(packet.sender, ru)
this.remote_users.set(packet.sender, ru)
return
}
const sender = this.remote_users.get(packet.sender)
if (!sender) return console.warn(`unknown sender ${packet.sender}`)
if (packet.leave) {
log("*", `${this.name} ${packet.sender} left`);
sender.leave()
this.users.delete(packet.sender)
this.remote_users.delete(packet.sender)
return
}
if (!packet.data) return console.warn("dataless packet")
log("ws", `<- ${packet.sender}: `, packet.data);
if (packet.data.ice_candiate) sender.add_ice_candidate(packet.data.ice_candiate)
if (packet.data.offer) sender.on_offer(packet.data.offer)
if (packet.data.answer) sender.on_answer(packet.data.answer)
}
websocket_close() {
log("ws", "websocket closed");
setTimeout(() => {
window.location.reload()
}, 1000)
}
websocket_open() {
log("ws", "websocket opened");
this.websocket.send(this.local_user.name)
}
}
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