reflectionircd/src/Server.ts

import { Channel } from "./Channel.js"
import { IRCUser } from "./IRCUser.js"
import { MatrixUser } from "./MatrixUser.js"

export class Server {
    public name: string
    // <roomId, Channel>
    public matrixRooms: Map<string, Channel>
    // <roomAlias (fallback to roomId), Channel>
    public ircChannels: Map<string, Channel>
    // <mxid, MatrixUser>
    public matrixUsers: Map<string, MatrixUser>
    // <mxid, IRCUser>
    public ircUsers: Map<string, IRCUser>
    public nickToMxid: Map<string, string>
    constructor(public config: any) {
        this.name = this.config.serverName;
        this.matrixRooms = new Map();
        this.ircChannels = new Map();
        this.matrixUsers = new Map();
        this.ircUsers = new Map();
        this.nickToMxid = new Map();
    }

    getOrCreateMatrixUser(mxid: string): MatrixUser {
        let maybeMatrixUser = this.matrixUsers.get(mxid);
        if (maybeMatrixUser) {
            return maybeMatrixUser;
        }
        let potentialNick = mxid.split(":")[0].substr(1);
        if (!this.nickToMxid.has(potentialNick)) {
            const newMatrixUser = new MatrixUser(mxid, potentialNick);
            this.matrixUsers.set(mxid, newMatrixUser);
            this.nickToMxid.set(potentialNick, mxid);
            return newMatrixUser;
        }
        const homeserverArray = mxid.split(":")[1].split('.');
        const baseDomainNum = homeserverArray.length - 2;
        potentialNick = `${potentialNick}-${homeserverArray[baseDomainNum]}`;
        const newMatrixUser = new MatrixUser(mxid, potentialNick);
        this.matrixUsers.set(mxid, newMatrixUser);
        this.nickToMxid.set(potentialNick, mxid);
        return newMatrixUser;
    }
}