127 lines
4.9 KiB
JavaScript
127 lines
4.9 KiB
JavaScript
/*! firebase-admin v11.0.1 */
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"use strict";
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/*!
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* @license
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* Copyright 2017 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.FirebaseMessagingRequestHandler = void 0;
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const api_request_1 = require("../utils/api-request");
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const messaging_errors_internal_1 = require("./messaging-errors-internal");
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const batch_request_internal_1 = require("./batch-request-internal");
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const index_1 = require("../utils/index");
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// FCM backend constants
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const FIREBASE_MESSAGING_TIMEOUT = 10000;
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const FIREBASE_MESSAGING_BATCH_URL = 'https://fcm.googleapis.com/batch';
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const FIREBASE_MESSAGING_HTTP_METHOD = 'POST';
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const FIREBASE_MESSAGING_HEADERS = {
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'X-Firebase-Client': `fire-admin-node/${(0, index_1.getSdkVersion)()}`,
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};
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const LEGACY_FIREBASE_MESSAGING_HEADERS = {
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'X-Firebase-Client': `fire-admin-node/${(0, index_1.getSdkVersion)()}`,
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'access_token_auth': 'true',
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};
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/**
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* Class that provides a mechanism to send requests to the Firebase Cloud Messaging backend.
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*/
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class FirebaseMessagingRequestHandler {
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/**
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* @param app - The app used to fetch access tokens to sign API requests.
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* @constructor
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*/
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constructor(app) {
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this.httpClient = new api_request_1.AuthorizedHttpClient(app);
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this.batchClient = new batch_request_internal_1.BatchRequestClient(this.httpClient, FIREBASE_MESSAGING_BATCH_URL, FIREBASE_MESSAGING_HEADERS);
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}
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/**
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* Invokes the request handler with the provided request data.
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*
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* @param host - The host to which to send the request.
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* @param path - The path to which to send the request.
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* @param requestData - The request data.
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* @returns A promise that resolves with the response.
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*/
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invokeRequestHandler(host, path, requestData) {
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const request = {
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method: FIREBASE_MESSAGING_HTTP_METHOD,
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url: `https://${host}${path}`,
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data: requestData,
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headers: LEGACY_FIREBASE_MESSAGING_HEADERS,
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timeout: FIREBASE_MESSAGING_TIMEOUT,
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};
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return this.httpClient.send(request).then((response) => {
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// Send non-JSON responses to the catch() below where they will be treated as errors.
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if (!response.isJson()) {
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throw new api_request_1.HttpError(response);
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}
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// Check for backend errors in the response.
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const errorCode = (0, messaging_errors_internal_1.getErrorCode)(response.data);
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if (errorCode) {
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throw new api_request_1.HttpError(response);
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}
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// Return entire response.
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return response.data;
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})
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.catch((err) => {
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if (err instanceof api_request_1.HttpError) {
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throw (0, messaging_errors_internal_1.createFirebaseError)(err);
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}
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// Re-throw the error if it already has the proper format.
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throw err;
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});
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}
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/**
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* Sends the given array of sub requests as a single batch to FCM, and parses the result into
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* a BatchResponse object.
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*
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* @param requests - An array of sub requests to send.
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* @returns A promise that resolves when the send operation is complete.
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*/
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sendBatchRequest(requests) {
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return this.batchClient.send(requests)
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.then((responses) => {
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return responses.map((part) => {
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return this.buildSendResponse(part);
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});
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}).then((responses) => {
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const successCount = responses.filter((resp) => resp.success).length;
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return {
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responses,
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successCount,
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failureCount: responses.length - successCount,
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};
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}).catch((err) => {
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if (err instanceof api_request_1.HttpError) {
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throw (0, messaging_errors_internal_1.createFirebaseError)(err);
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}
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// Re-throw the error if it already has the proper format.
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throw err;
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});
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}
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buildSendResponse(response) {
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const result = {
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success: response.status === 200,
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};
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if (result.success) {
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result.messageId = response.data.name;
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}
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else {
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result.error = (0, messaging_errors_internal_1.createFirebaseError)(new api_request_1.HttpError(response));
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}
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return result;
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}
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}
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exports.FirebaseMessagingRequestHandler = FirebaseMessagingRequestHandler;
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