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/*
This file is part of GNU Taler
(C) 2020 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Imports.
*/
import {
ConfirmPayResultType,
MerchantApiClient,
PreparePayResultType,
URL,
codecForMerchantOrderStatusUnpaid,
} from "@gnu-taler/taler-util";
import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { GlobalTestState, harnessHttpLib } from "../harness/harness.js";
import {
createSimpleTestkudosEnvironmentV3,
withdrawViaBankV3,
} from "../harness/helpers.js";
/**
* Run test for basic, bank-integrated withdrawal.
*/
export async function runMerchantLongpollingTest(t: GlobalTestState) {
// Set up test environment
const { walletClient, bankClient, exchange, merchant } =
await createSimpleTestkudosEnvironmentV3(t);
// Withdraw digital cash into the wallet.
const wres = await withdrawViaBankV3(t, {
walletClient,
bankClient,
exchange,
amount: "TESTKUDOS:20",
});
await wres.withdrawalFinishedCond;
const merchantClient = new MerchantApiClient(merchant.makeInstanceBaseUrl());
/**
* =========================================================================
* Create an order and let the wallet pay under a session ID
*
* We check along the way that the JSON response to /orders/{order_id}
* returns the right thing.
* =========================================================================
*/
let orderResp = await merchantClient.createOrder({
order: {
summary: "Buy me!",
amount: "TESTKUDOS:5",
fulfillment_url: "https://example.com/article42",
},
create_token: false,
});
let orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
sessionId: "mysession-one",
});
t.assertTrue(orderStatus.order_status === "unpaid");
t.assertTrue(orderStatus.already_paid_order_id === undefined);
let publicOrderStatusUrl = new URL(orderStatus.order_status_url);
// First, request order status without longpolling
{
console.log("requesting", publicOrderStatusUrl.href);
let publicOrderStatusResp = await harnessHttpLib.fetch(
publicOrderStatusUrl.href,
);
if (publicOrderStatusResp.status != 402) {
throw Error(
`expected status 402 (before claiming, no long polling), but got ${publicOrderStatusResp.status}`,
);
}
}
// Now do long-polling for half a second!
publicOrderStatusUrl.searchParams.set("timeout_ms", "500");
console.log("requesting", publicOrderStatusUrl.href);
let publicOrderStatusResp = await harnessHttpLib.fetch(
publicOrderStatusUrl.href,
);
if (publicOrderStatusResp.status != 402) {
throw Error(
`expected status 402 (before claiming, with long-polling), but got ${publicOrderStatusResp.status}`,
);
}
let pubUnpaidStatus = codecForMerchantOrderStatusUnpaid().decode(
await publicOrderStatusResp.json(),
);
console.log(pubUnpaidStatus);
/**
* =========================================================================
* Now actually pay, but WHILE a long poll is active!
* =========================================================================
*/
let preparePayResp = await walletClient.call(
WalletApiOperation.PreparePayForUri,
{
talerPayUri: pubUnpaidStatus.taler_pay_uri,
},
);
t.assertTrue(preparePayResp.status === PreparePayResultType.PaymentPossible);
publicOrderStatusUrl.searchParams.set("timeout_ms", "5000");
publicOrderStatusUrl.searchParams.set(
"h_contract",
preparePayResp.contractTermsHash,
);
let publicOrderStatusPromise = harnessHttpLib.fetch(
publicOrderStatusUrl.href,
);
t.assertTrue(preparePayResp.status === PreparePayResultType.PaymentPossible);
const proposalId = preparePayResp.proposalId;
publicOrderStatusResp = await publicOrderStatusPromise;
if (publicOrderStatusResp.status != 402) {
throw Error(
`expected status 402 (after claiming), but got ${publicOrderStatusResp.status}`,
);
}
pubUnpaidStatus = codecForMerchantOrderStatusUnpaid().decode(
await publicOrderStatusResp.json(),
);
const confirmPayRes = await walletClient.call(WalletApiOperation.ConfirmPay, {
proposalId: proposalId,
});
t.assertTrue(confirmPayRes.type === ConfirmPayResultType.Done);
}
runMerchantLongpollingTest.suites = ["merchant"];
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