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import { createHash } from "node:crypto";
import cuid from "cuid";
import fs from "node:fs";
if (!fs.existsSync("db")) fs.mkdirSync("db");
if (!fs.existsSync("db/users.json")) fs.writeFileSync("db/users.json", "{}");
const db = JSON.parse(fs.readFileSync("db/users.json").toString());
/**
* Syncs DB to file
*/
function syncDB() {
fs.writeFileSync("db/users.json", JSON.stringify(db));
}
/**
* Checks if account exists
* @param {String} username Username to check
* @returns {Boolean}
*/
export function checkAccount(username: string) {
return db[username] != undefined;
}
/**
* Does a loose check on if the account exists
*/
export function checkAccountLoose(username: string): boolean {
return Object.keys(db).find(n => n.toLowerCase() == username.toLowerCase()) ? true : false;
}
/**
* Create an account
*/
export function createAccount(username: string, password: string, admin: boolean = false) {
const hashedPassword = createHash("sha256").update(password).digest("hex");
db[username] = {
admin,
id: cuid(),
password: hashedPassword,
ips: [],
t: Number(new Date()) / 1000,
};
syncDB();
}
/**
* Log IP address (for IP bans)
*/
export function logIP(username: string, ip: string) {
if (!db[username].ips) db[username].ips = [];
if (!db[username].ips.includes(ip)) db[username].ips.push(ip);
syncDB();
}
/**
* Check if password is correct
* @returns {Boolean}
*/
export function checkPassword(username: string, password: string) {
const hashedPassword = createHash("sha256").update(password).digest("hex");
return db[username]?.password === hashedPassword;
}
/**
* Get account data
* @param {String} username The username
* @returns {User}
*/
export function getAccountData(username: string) {
const returnData = JSON.parse(JSON.stringify(db[username]));
returnData.password = null;
return returnData;
}
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