@studyportals/sp-r2d2
Version:
A framework that contains various components used when developing projects that will be deployed via AWS λ.
46 lines • 2.87 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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.CognitoAuthorizedApiGatewayEventTranslator = void 0;
const application_1 = require("../../../../application");
const event_translation_error_class_1 = require("../../../core/errors/event-translation-error.class");
const api_gateway_event_translator_class_1 = require("./api-gateway-event-translator.class");
class CognitoAuthorizedApiGatewayEventTranslator extends api_gateway_event_translator_class_1.ApiGatewayEventTranslator {
constructor(options = {}) {
super(options);
}
translate(event) {
return __awaiter(this, void 0, void 0, function* () {
return new application_1.BaseAuthenticatedRequest(this.extractEventInitiatorUsername(event), this.extractEventData(event), this.extractEventHeaders(event), this.extractEventPathParameters(event));
});
}
extractEventInitiatorUsername(event) {
const requestContext = event.requestContext;
if (null === requestContext || undefined === requestContext) {
throw new event_translation_error_class_1.EventTranslationError("The Lambda event's request context was not set");
}
const authorizer = requestContext.authorizer;
if (null === authorizer || undefined === authorizer) {
throw new event_translation_error_class_1.EventTranslationError("The request context's authorizer was not set");
}
const authorizerClaims = authorizer.claims;
if (null === authorizerClaims || undefined === authorizerClaims) {
throw new event_translation_error_class_1.EventTranslationError("The authorizer's claims were not set");
}
const username = authorizerClaims['cognito:username'];
if (null === username || undefined === username) {
throw new event_translation_error_class_1.EventTranslationError('The username was not set');
}
return username;
}
}
exports.CognitoAuthorizedApiGatewayEventTranslator = CognitoAuthorizedApiGatewayEventTranslator;
//# sourceMappingURL=cognito-authorized-api-gateway-event-translator.class.js.map