@bsv/payment-express-middleware
Version:
BSV Blockchain service monetization express middleware
123 lines (122 loc) • 5.85 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (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());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype);
return g.next = verb(0), g["throw"] = verb(1), g["return"] = verb(2), typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.startServer = exports.app = void 0;
var express_1 = require("express");
var body_parser_1 = require("body-parser");
var sdk_1 = require("@bsv/sdk");
var MockWallet_1 = require("./MockWallet");
var auth_express_middleware_1 = require("@bsv/auth-express-middleware");
var index_1 = require("../index");
// Create Express app instance
exports.app = (0, express_1.default)();
// Middleware setup
exports.app.use(body_parser_1.default.json());
exports.app.use(express_1.default.urlencoded({ extended: true }));
exports.app.use(express_1.default.text());
exports.app.use(body_parser_1.default.raw({ type: 'application/octet-stream', limit: '500mb' }));
exports.app.use(function (req, res, next) {
res.header('Access-Control-Allow-Origin', '*');
res.header('Access-Control-Allow-Headers', '*');
res.header('Access-Control-Allow-Methods', '*');
res.header('Access-Control-Expose-Headers', '*');
if (req.method === 'OPTIONS') {
res.sendStatus(200);
}
else {
next();
}
});
var privKey = new sdk_1.PrivateKey(1);
var mockWallet = new MockWallet_1.MockWallet(privKey);
// Define routes
exports.app.post('/no-auth', function (req, res) {
res.status(200).send({ message: 'Non auth endpoint!' });
});
var authMiddleware = (0, auth_express_middleware_1.createAuthMiddleware)({
allowUnauthenticated: false,
wallet: mockWallet,
onCertificatesReceived: function (_senderPublicKey, certs, req, res, next) {
console.log('Certificates received:', certs);
next();
}
});
// Add the mutual authentication middleware
exports.app.use(authMiddleware);
exports.app.use((0, index_1.createPaymentMiddleware)({
wallet: mockWallet,
calculateRequestPrice: function (req) { return __awaiter(void 0, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, 10];
});
}); }
}));
exports.app.get('/weather', function (req, res) { return __awaiter(void 0, void 0, void 0, function () {
var response, weatherData;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, fetch('https://openweathermap.org/data/2.5/weather?id=5746545&appid=439d4b804bc8187953eb36d2a8c26a02', { method: 'GET' })];
case 1:
response = _a.sent();
return [4 /*yield*/, response.json()];
case 2:
weatherData = _a.sent();
res.json(weatherData);
return [2 /*return*/];
}
});
}); });
// Fallback for 404 errors
exports.app.use(function (req, res, next) {
res.status(404).json({
status: 'error',
code: 'NOT_FOUND',
message: 'The requested resource was not found on this server.'
});
});
var port = 3000;
// Export a function to start the server programmatically
var startServer = function (port) {
if (port === void 0) { port = 3000; }
return exports.app.listen(port, function () {
console.log("Server is running on http://localhost:".concat(port));
});
};
exports.startServer = startServer;
// For testing independently of integration tests:
// startServer()