Add migration aliases to a Pleroma account

main.ts

import generator, { OAuth } from "megalodon";
import PleromaAPI from "megalodon/lib/src/pleroma/api_client";
import { DEFAULT_UA } from "megalodon/lib/src/default";
import * as readline from "readline-sync";

async function main() {
    const baseUrl = readline.question('URL of Pleroma instance (ex. "https://lol.camp"): ');

    const registerClient = generator("pleroma", baseUrl);
    const appData = await registerClient.registerApp("User Alias Editor", {});
    const clientId = appData.clientId;
    const clientSecret = appData.clientSecret;
    console.log("Log in using the following URL:", appData.url);
    const accessCode = readline.question("Enter the access code: ");
    const tokenData = await registerClient.fetchAccessToken(clientId, clientSecret, accessCode);
    const accessToken = tokenData.accessToken;

    const aliases: string[] = [];
    console.log("To find your current aliases, use the following command:");
    console.log(
        "  curl 'https://my.old.server/.well-known/webfinger?resource=username@my.old.server' | jq .aliases"
    );
    console.log("Enter your aliases, one per line, blank line to end:");
    let count = 0;
    while (true) {
        count++;
        const alias = readline.question(`${count}: `);
        if (alias.length > 0) {
            aliases.push(alias);
        } else {
            break;
        }
    }

    const rawClient = new PleromaAPI.Client(baseUrl, accessToken, DEFAULT_UA, false);
    const result: any = await rawClient.patch("/api/v1/accounts/update_credentials", {
        also_known_as: aliases,
    });
    console.log("Result:", result.data.pleroma.also_known_as);
}

main().then(
    () => process.exit(0),
    (err) => {
        console.error(err);
        process.exit(1);
    }
);

package.json

{
    "name": "pleroma-add-user-aliases",
    "version": "1.0.0",
    "author": "Bodil",
    "license": "GPL-3.0+",
    "dependencies": {
        "@types/node": "^18.11.9",
        "@types/readline-sync": "^1.4.4",
        "megalodon": "^4.1.1",
        "readline-sync": "^1.4.10",
        "ts-node": "^10.9.1",
        "typescript": "^4.8.4"
    },
    "scripts": {
        "start": "ts-node main.ts"
    }
}