@tashie/mpesa-sdk/dist/mpesa-sdk.esm.js

mpesa sdk based on daraja2.0

import dayjs from 'dayjs';
import axios from 'axios';

/******************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */

function __awaiter(thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
}

class Mpesa {
    constructor(configs) {
        configs.environment !== "production"
            ? (this.BASE_URL = "https://sandbox.safaricom.co.ke")
            : (this.BASE_URL = "https://api.safaricom.co.ke");
        this.config = configs;
        axios.defaults.baseURL = this.BASE_URL;
    }
    /**
     * Retrieves an access token with a set expiry date
     * @returns
     */
    getAccessToken() {
        return __awaiter(this, void 0, void 0, function* () {
            const req = yield axios.get(`/oauth/v1/generate?grant_type=client_credentials`, {
                headers: {
                    Authorization: "Basic " +
                        Buffer.from(`${this.config.consumerKey}:${this.config.consumerSecret}`).toString("base64"),
                },
            });
            const { access_token } = req.data;
            this.token = access_token;
            return req.data;
        });
    }
    /**
     * C2B Operations
     */
    // 1. Register confirmation and validation urls
    registerUrls(registerParams) {
        return __awaiter(this, void 0, void 0, function* () {
            const req = yield axios.post(`/mpesa/c2b/v2/registerurl`, registerParams, {
                headers: { Authorization: "Bearer " + this.token },
            });
            return req.data;
        });
    }
    B2C(b2cTransaction) {
        return __awaiter(this, void 0, void 0, function* () {
            const req = yield axios.post(`/mpesa/b2c/v1/paymentrequest`, b2cTransaction, {
                headers: { Authorization: "Bearer " + this.token },
            });
            return req.data;
        });
    }
    getAccountBalance(balanceQuery) {
        return __awaiter(this, void 0, void 0, function* () {
            balanceQuery.CommandID = "AccountBalance"; // explicitly set this to accountbalance
            // identifier types 1 – MSISDN, 2 – Till Number, 4 – Organization short code
            balanceQuery.IdentifierType = "4";
            try {
                const req = yield axios.post(`/mpesa/accountbalance/v1/query`, balanceQuery, {
                    headers: { Authorization: "Bearer " + this.token },
                });
                if (req.status == 200) {
                    return req.data;
                }
            }
            catch (err) {
                throw err;
            }
        });
    }
    sendSTKPush(stkQuery) {
        return __awaiter(this, void 0, void 0, function* () {
            // YYYYMMDDHHmmss
            const { amount, sender, callbackUrl, reference, description } = stkQuery;
            const now = Date.now();
            const timestamp = dayjs(now).format("YYYYMMDDHHmmss");
            const passkey = this.config.passKey;
            const password = Buffer.from(`${this.config.shortCode}${passkey}${timestamp}`).toString("base64");
            try {
                const request = yield axios.post("/mpesa/stkpush/v1/processrequest", {
                    BusinessShortCode: this.config.shortCode,
                    Password: password,
                    Timestamp: timestamp,
                    TransactionType: "CustomerPayBillOnline",
                    Amount: amount,
                    PartyA: sender,
                    PartyB: this.config.shortCode,
                    PhoneNumber: sender,
                    CallBackURL: callbackUrl,
                    AccountReference: reference,
                    TransactionDesc: description,
                }, {
                    headers: { Authorization: `Bearer ${this.token}` },
                });
                if (request.status == 200) {
                    return request.data;
                }
            }
            catch (error) {
                throw error;
            }
        });
    }
}

export { Mpesa };