@safaricom-et/mpesa-node-js-sdk/dist/APIClient.js

A TypeScript SDK for integrating M-Pesa mobile payment services into applications, enabling seamless money transfers and transactions.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.APIClient = void 0;
const axios_1 = __importDefault(require("axios"));
class APIClient {
    constructor(config) {
        this.axiosInstance = axios_1.default.create({
            baseURL: config.baseURL,
            timeout: config.timeout || 5000,
        });
        this.retries = config.retries || 3;
    }
    async requestWithRetry(method, url, data, config) {
        let attempts = 0;
        while (attempts < this.retries) {
            try {
                attempts++;
                switch (method) {
                    case 'GET':
                        return await this.axiosInstance.get(url, config);
                    case 'POST':
                        return await this.axiosInstance.post(url, data, config);
                    case 'PUT':
                        return await this.axiosInstance.put(url, data, config);
                    case 'DELETE':
                        return await this.axiosInstance.delete(url, config);
                    default:
                        throw new Error(`Unsupported HTTP method: ${method}`);
                }
            }
            catch (error) {
                if (attempts >= this.retries) {
                    this.handleError(error); // Throw the error after max retries
                }
            }
        }
        throw new Error('Request failed after max retries.'); // Fallback, though retries handle this
    }
    async fetchPaginated(url, config, paginationKey = 'next', resultsKey = 'data') {
        const results = [];
        let nextPage = url;
        while (nextPage) {
            const response = await this.requestWithRetry(`GET`, nextPage, undefined, config);
            const responseData = response.data;
            // Collect results
            if (Array.isArray(responseData[resultsKey])) {
                results.push(...responseData[resultsKey]);
            }
            // Determine the next page
            nextPage = responseData[paginationKey] || null;
        }
        return results;
    }
    handleError(error) {
        if (error.response) {
            throw error;
        }
        else {
            throw new Error(`Error: ${error.message}`);
        }
    }
}
exports.APIClient = APIClient;