@tgsnake/core/lib/src/session/internals/MsgId.js

Pure Telegram MTProto library for nodejs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.MsgId = void 0;
class MsgId {
    referenceClock = BigInt(0);
    lastTime = BigInt(0);
    msgIdOffset = BigInt(0);
    serverTime = BigInt(0);
    constructor() { }
    getMsgId() {
        const now = BigInt(Math.floor(Date.now() / 1000)) - this.referenceClock + this.serverTime;
        this.msgIdOffset = now === this.lastTime ? this.msgIdOffset + BigInt(4) : BigInt(0);
        const msgId = now * BigInt(2 ** 32) + this.msgIdOffset;
        this.lastTime = now;
        return msgId;
    }
    setServerTime(serverTime) {
        if (!this.serverTime) {
            this.referenceClock = BigInt(Math.floor(Date.now() / 1000));
            this.serverTime = serverTime;
        }
    }
}
exports.MsgId = MsgId;