@datadome/fraud-sdk-node
Version:
Fraud Protection - Node.js SDK
125 lines • 5.4 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.DataDome = exports.Operation = void 0;
const tslib_1 = require("tslib");
const node_fetch_1 = tslib_1.__importDefault(require("node-fetch"));
const https_1 = require("https");
const url_1 = require("url");
const model_1 = require("./model");
const constants_1 = require("./constants");
function getDefaultOptions() {
return {
logger: console,
timeout: constants_1.DATADOME_TIMEOUT,
endpoint: constants_1.DATADOME_ENDPOINT,
};
}
var Operation;
(function (Operation) {
Operation["VALIDATE"] = "validate";
Operation["COLLECT"] = "collect";
})(Operation || (exports.Operation = Operation = {}));
class DataDome {
constructor(key, options = {}) {
const defaultOptions = getDefaultOptions();
const finalParameters = Object.assign({}, defaultOptions, options);
const { endpoint, logger, timeout } = finalParameters;
this.endpoint = endpoint;
this.timeout = timeout;
this.logger = logger;
this.requestOptions = {
agent: new https_1.Agent({ keepAlive: true }),
headers: {
Accept: 'application/json',
Connection: 'keep-alive',
'Content-Type': 'application/json',
'x-api-key': key,
},
method: 'POST',
};
if (!this.endpoint.toLowerCase().startsWith('https://') &&
!this.endpoint.toLowerCase().startsWith('http://')) {
this.logger.warn(`Endpoint ${this.endpoint} is not a valid URL. Defaulting to ${defaultOptions.endpoint}`);
this.endpoint = defaultOptions.endpoint;
}
}
buildPayload(request, event, requestMetadata) {
return event.mergeWith(new model_1.DataDomeRequest(request, requestMetadata));
}
sendRequest(_a) {
return tslib_1.__awaiter(this, arguments, void 0, function* ({ operation, request, requestMetadata, event, args, }) {
const endpoint = this.endpoint.endsWith('/') ? this.endpoint.slice(0, -1) : this.endpoint;
const url = new url_1.URL(endpoint + '/v1/' + operation + '/' + event.action);
const payload = this.buildPayload(request, event, requestMetadata);
this.logger.debug(`url: ${url}`);
this.logger.debug(`body: ${JSON.stringify(payload)}`);
const requestConfig = Object.assign(Object.assign({}, this.requestOptions), { body: JSON.stringify(payload), signal: args === null || args === void 0 ? void 0 : args.controller.signal });
return (0, node_fetch_1.default)(url.toString(), requestConfig);
});
}
validate(request, event, requestMetadata) {
return tslib_1.__awaiter(this, void 0, void 0, function* () {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort('DataDome Fraud API timeout'), this.timeout);
try {
const response = yield this.sendRequest({
operation: Operation.VALIDATE,
request,
requestMetadata,
event,
args: {
controller,
},
});
const result = yield (response === null || response === void 0 ? void 0 : response.json());
if (response === null || response === void 0 ? void 0 : response.ok) {
result.status = model_1.ResponseStatus.OK;
}
else {
result.status = model_1.ResponseStatus.FAILURE;
result.action = model_1.ResponseAction.ALLOW;
this.logger.error(`Error on API response: ${JSON.stringify(result)}`);
}
return result;
}
catch (error) {
if ((error === null || error === void 0 ? void 0 : error.name) === 'AbortError' && controller.signal.aborted) {
return {
action: model_1.ResponseAction.ALLOW,
status: model_1.ResponseStatus.TIMEOUT,
message: `Request timed out after ${this.timeout} milliseconds`,
};
}
else {
return {
action: model_1.ResponseAction.ALLOW,
status: model_1.ResponseStatus.FAILURE,
message: `Request failed :${error}`,
};
}
}
finally {
clearTimeout(timeoutId);
}
});
}
collect(request, event, requestMetadata) {
return tslib_1.__awaiter(this, void 0, void 0, function* () {
const response = yield this.sendRequest({
operation: Operation.COLLECT,
request,
requestMetadata,
event,
});
if (response.ok) {
return { status: model_1.ResponseStatus.OK };
}
else {
const json = yield response.json();
return Object.assign({ status: model_1.ResponseStatus.FAILURE }, json);
}
});
}
}
exports.DataDome = DataDome;
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