@nepse-helper/core/dist/api/auth.js

A helper library for NEPSE

import { ENDPOINTS, nepseApi } from "../consts/api";
import { tokenStore } from "../consts/store/store";
import { getMagicNumberFor } from "../helpers/magic-number.helper";
export class Auth {
    _axios = nepseApi;
    marketWrapper;
    tokenHelper;
    constructor(marketWrapper, tokenHelper) {
        this.marketWrapper = marketWrapper;
        this.tokenHelper = tokenHelper;
    }
    async authenticate() {
        const prove = await this._axios
            .get(ENDPOINTS.api.authenticate.getProve)
            .then((res) => res.data);
        const NEPAL_HOUR_OFFSET = 5.75;
        const nepalDate = new Date(prove.serverTime + NEPAL_HOUR_OFFSET * 60 * 1000); // Date constructor doesn't consider timezone offset
        const salts = [
            prove.salt1,
            prove.salt2,
            prove.salt3,
            prove.salt4,
            prove.salt5,
        ];
        tokenStore.set({
            accessToken: this.tokenHelper.encodeAccessToken(prove.accessToken, salts),
            refreshToken: this.tokenHelper.encodeRefreshToken(prove.refreshToken, salts),
            initialMagicNumbers: salts,
            magicNumbers: salts,
            serverDay: nepalDate.getDate(),
        });
        const marketOpen = await this.marketWrapper.getMarketOpen();
        tokenStore.set({
            magicNumber: getMagicNumberFor(marketOpen.id, nepalDate.getDate()),
            serverDay: nepalDate.getDate(),
        });
    }
    async refreshToken() {
        const prove = await this._axios
            .post(ENDPOINTS.api.authenticate.refreshToken, {
            refreshToken: tokenStore.get("refreshToken"),
        })
            .then((resp) => resp.data);
        const magicNumbers = [
            prove.salt1,
            prove.salt2,
            prove.salt3,
            prove.salt4,
            prove.salt5,
        ];
        const accessToken = this.tokenHelper.encodeAccessToken(prove.accessToken, magicNumbers);
        const refreshToken = this.tokenHelper.encodeRefreshToken(prove.refreshToken, magicNumbers);
        tokenStore.set({
            accessToken,
            refreshToken,
            magicNumbers,
        });
    }
}