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/// <reference lib="dom" />
import { log } from "./logger.ts";
import { RemoteUser } from "./user/remote.ts";
import { User } from "./user/mod.ts";
import { LocalUser } from "./user/local.ts";
import { ClientboundPacket, RelayMessage } from "../../common/packets.d.ts";
import { SignalingConnection } from "./protocol/mod.ts";
export class Room {
public users: Map<number, User> = new Map()
public remote_users: Map<number, RemoteUser> = new Map()
public local_user!: LocalUser
public my_id!: number
constructor(public signaling: SignalingConnection) {
this.signaling.control_handler = (a) => this.control_handler(a)
this.signaling.relay_handler = (a, b) => this.relay_handler(a, b)
}
control_handler(packet: ClientboundPacket) {
if (packet.message) return // let the relay handler do that
log("ws", `<- [control packet]: `, packet);
if (packet.init) {
this.my_id = packet.init.your_id
// no need to check compat for now because this is hosted in the same place
log("*", `server: ${packet.init.version}`)
} else if (packet.client_join) {
const p = packet.client_join
log("*", `${p.id} joined`);
if (p.id == this.my_id) {
this.local_user = new LocalUser(this, p.id);
} else {
const ru = new RemoteUser(this, p.id)
this.local_user.add_initial_to_remote(ru)
ru.offer()
this.users.set(p.id, ru)
this.remote_users.set(p.id, ru)
}
} else if (packet.client_leave) {
const p = packet.client_leave;
log("*", `${p.id} left`);
this.remote_users.get(p.id)!.leave()
this.users.delete(p.id)
this.remote_users.delete(p.id)
}
}
relay_handler(sender_id: number, message: RelayMessage) {
const sender = this.users.get(sender_id)
if (sender instanceof RemoteUser) {
if (message.ice_candidate) sender.add_ice_candidate(message.ice_candidate)
if (message.offer) sender.on_offer(message.offer)
if (message.answer) sender.on_answer(message.answer)
} else {
console.log("!", message, sender);
}
}
}
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