@alphabite/medusa-paypal/.medusa/server/src/providers/paypal/paypal-core/paypal-core.js

Alphabite's Medusa Paypal Plugin

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PaypalService = void 0;
const paypal_server_sdk_1 = require("@paypal/paypal-server-sdk");
const axios_1 = __importDefault(require("axios"));
class PaypalService {
    constructor({ clientId, clientSecret, isSandbox, paypalWebhookId, }) {
        this.verifyWebhook = async ({ headers, body, }) => {
            const accessToken = await this.getAccessToken();
            const verifyWebhookRes = await this.axios.post("/v1/notifications/verify-webhook-signature", {
                auth_algo: headers["paypal-auth-algo"],
                cert_url: headers["paypal-cert-url"],
                transmission_id: headers["paypal-transmission-id"],
                transmission_sig: headers["paypal-transmission-sig"],
                transmission_time: headers["paypal-transmission-time"],
                webhook_id: this.paypalWebhookIdEnv || "",
                webhook_event: body,
            }, {
                headers: {
                    Authorization: `Bearer ${accessToken}`,
                    "Content-Type": "application/json",
                },
            });
            if (verifyWebhookRes.data.verification_status !== "SUCCESS") {
                throw new Error("Failed to verify webhook signature");
            }
            return { status: verifyWebhookRes.data.verification_status, body };
        };
        const environment = isSandbox
            ? paypal_server_sdk_1.Environment.Sandbox
            : paypal_server_sdk_1.Environment.Production;
        this.client = new paypal_server_sdk_1.Client({
            clientCredentialsAuthCredentials: {
                oAuthClientId: clientId,
                oAuthClientSecret: clientSecret,
            },
            timeout: 0,
            environment,
            logging: {
                logLevel: paypal_server_sdk_1.LogLevel.Info,
                logRequest: {
                    logBody: true,
                },
                logResponse: {
                    logHeaders: true,
                },
            },
        });
        this.axios = axios_1.default.create({
            baseURL: isSandbox
                ? "https://api-m.sandbox.paypal.com"
                : "https://api-m.paypal.com",
        });
        this.clientIdEnv = clientId;
        this.clientSecretEnv = clientSecret;
        this.paypalWebhookIdEnv = paypalWebhookId;
        this.ordersController = new paypal_server_sdk_1.OrdersController(this.client);
        this.paymentsController = new paypal_server_sdk_1.PaymentsController(this.client);
        this.authController = new paypal_server_sdk_1.OAuthAuthorizationController(this.client);
    }
    async createOrder({ amount, currency, sessionId, }) {
        const ordersController = new paypal_server_sdk_1.OrdersController(this.client);
        const createdOrder = await ordersController.createOrder({
            body: {
                intent: paypal_server_sdk_1.CheckoutPaymentIntent.Capture,
                purchaseUnits: [
                    {
                        amount: {
                            currencyCode: currency,
                            value: amount.toString(),
                        },
                        customId: sessionId,
                    },
                ],
            },
        });
        if (!createdOrder?.result?.id)
            throw new Error("Failed to create order");
        return createdOrder.result;
    }
    async getAccessToken() {
        try {
            const authorization = Buffer.from(`${this.clientIdEnv}:${this.clientSecretEnv}`).toString("base64");
            const authRes = await this.authController.requestToken({
                authorization: `Basic ${authorization}`,
            });
            const accessToken = authRes.result.accessToken;
            if (!accessToken)
                throw new Error("Failed to get access token");
            return accessToken;
        }
        catch (error) {
            throw new Error("Failed to get access token: " + error.message);
        }
    }
    async authorizeOrder(id) {
        const authorizedOrder = await this.ordersController.authorizeOrder({
            id,
        });
        return authorizedOrder.result;
    }
    async captureOrder(id) {
        const capturedOrder = await this.ordersController.captureOrder({
            id,
        });
        return capturedOrder.result;
    }
    async cancelPayment(captureIds) {
        const refunds = [];
        for (const captureId of captureIds) {
            const refund = await this.paymentsController.refundCapturedPayment({
                captureId,
            });
            refunds.push(refund.result);
        }
        return refunds;
    }
    async getOrderDetails(id) {
        const orderDetails = await this.ordersController.getOrder({
            id,
        });
        return orderDetails.result;
    }
}
exports.PaypalService = PaypalService;
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