firebase-admin
Version:
Firebase admin SDK for Node.js
129 lines (128 loc) • 5.37 kB
JavaScript
/*! firebase-admin v10.0.0 */
;
/*!
* @license
* Copyright 2017 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.FirebaseMessagingRequestHandler = void 0;
var api_request_1 = require("../utils/api-request");
var messaging_errors_internal_1 = require("./messaging-errors-internal");
var batch_request_internal_1 = require("./batch-request-internal");
var index_1 = require("../utils/index");
// FCM backend constants
var FIREBASE_MESSAGING_TIMEOUT = 10000;
var FIREBASE_MESSAGING_BATCH_URL = 'https://fcm.googleapis.com/batch';
var FIREBASE_MESSAGING_HTTP_METHOD = 'POST';
var FIREBASE_MESSAGING_HEADERS = {
'X-Firebase-Client': "fire-admin-node/" + index_1.getSdkVersion(),
};
var LEGACY_FIREBASE_MESSAGING_HEADERS = {
'X-Firebase-Client': "fire-admin-node/" + index_1.getSdkVersion(),
'access_token_auth': 'true',
};
/**
* Class that provides a mechanism to send requests to the Firebase Cloud Messaging backend.
*/
var FirebaseMessagingRequestHandler = /** @class */ (function () {
/**
* @param app - The app used to fetch access tokens to sign API requests.
* @constructor
*/
function FirebaseMessagingRequestHandler(app) {
this.httpClient = new api_request_1.AuthorizedHttpClient(app);
this.batchClient = new batch_request_internal_1.BatchRequestClient(this.httpClient, FIREBASE_MESSAGING_BATCH_URL, FIREBASE_MESSAGING_HEADERS);
}
/**
* Invokes the request handler with the provided request data.
*
* @param host - The host to which to send the request.
* @param path - The path to which to send the request.
* @param requestData - The request data.
* @returns A promise that resolves with the response.
*/
FirebaseMessagingRequestHandler.prototype.invokeRequestHandler = function (host, path, requestData) {
var request = {
method: FIREBASE_MESSAGING_HTTP_METHOD,
url: "https://" + host + path,
data: requestData,
headers: LEGACY_FIREBASE_MESSAGING_HEADERS,
timeout: FIREBASE_MESSAGING_TIMEOUT,
};
return this.httpClient.send(request).then(function (response) {
// Send non-JSON responses to the catch() below where they will be treated as errors.
if (!response.isJson()) {
throw new api_request_1.HttpError(response);
}
// Check for backend errors in the response.
var errorCode = messaging_errors_internal_1.getErrorCode(response.data);
if (errorCode) {
throw new api_request_1.HttpError(response);
}
// Return entire response.
return response.data;
})
.catch(function (err) {
if (err instanceof api_request_1.HttpError) {
throw messaging_errors_internal_1.createFirebaseError(err);
}
// Re-throw the error if it already has the proper format.
throw err;
});
};
/**
* Sends the given array of sub requests as a single batch to FCM, and parses the result into
* a BatchResponse object.
*
* @param requests - An array of sub requests to send.
* @returns A promise that resolves when the send operation is complete.
*/
FirebaseMessagingRequestHandler.prototype.sendBatchRequest = function (requests) {
var _this = this;
return this.batchClient.send(requests)
.then(function (responses) {
return responses.map(function (part) {
return _this.buildSendResponse(part);
});
}).then(function (responses) {
var successCount = responses.filter(function (resp) { return resp.success; }).length;
return {
responses: responses,
successCount: successCount,
failureCount: responses.length - successCount,
};
}).catch(function (err) {
if (err instanceof api_request_1.HttpError) {
throw messaging_errors_internal_1.createFirebaseError(err);
}
// Re-throw the error if it already has the proper format.
throw err;
});
};
FirebaseMessagingRequestHandler.prototype.buildSendResponse = function (response) {
var result = {
success: response.status === 200,
};
if (result.success) {
result.messageId = response.data.name;
}
else {
result.error = messaging_errors_internal_1.createFirebaseError(new api_request_1.HttpError(response));
}
return result;
};
return FirebaseMessagingRequestHandler;
}());
exports.FirebaseMessagingRequestHandler = FirebaseMessagingRequestHandler;