diff options
Diffstat (limited to 'sdnr/wt/odlux/framework/src/services')
-rw-r--r-- | sdnr/wt/odlux/framework/src/services/notificationService.ts | 386 |
1 files changed, 193 insertions, 193 deletions
diff --git a/sdnr/wt/odlux/framework/src/services/notificationService.ts b/sdnr/wt/odlux/framework/src/services/notificationService.ts index c90da0946..4bcc05cc3 100644 --- a/sdnr/wt/odlux/framework/src/services/notificationService.ts +++ b/sdnr/wt/odlux/framework/src/services/notificationService.ts @@ -1,193 +1,193 @@ -/**
- * ============LICENSE_START========================================================================
- * ONAP : ccsdk feature sdnr wt odlux
- * =================================================================================================
- * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
- * =================================================================================================
- * 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.
- * ============LICENSE_END==========================================================================
- */
-import * as X2JS from 'x2js';
-import { ApplicationStore } from '../store/applicationStore';
-import { SetWebsocketAction } from '../actions/websocketAction';
-
-const socketUrl = [location.protocol === 'https:' ? 'wss://' : 'ws://', 'admin', ':', 'admin', '@', location.hostname, ':', location.port, '/websocket'].join('');
-const subscriptions: { [scope: string]: SubscriptionCallback[] } = {};
-let socketReady: Promise<WebSocket>;
-let userLoggedOut = false;
-let wasWebsocketConnectionEstablished: undefined | boolean;
-let applicationStore: ApplicationStore | null;
-
-
-export interface IFormatedMessage {
- notifType: string | null;
- time: string;
-}
-
-export type SubscriptionCallback<TMessage extends IFormatedMessage = IFormatedMessage> = (msg: TMessage) => void;
-
-function formatData(event: MessageEvent): IFormatedMessage | undefined {
-
- var x2js = new X2JS();
- var jsonObj: { [key: string]: IFormatedMessage } = x2js.xml2js(event.data);
- if (jsonObj && typeof (jsonObj) === 'object') {
-
- const notifType = Object.keys(jsonObj)[0];
- const formated = jsonObj[notifType];
- formated.notifType = notifType;
- formated.time = new Date().toISOString();
- return formated;
- }
- return undefined;
-
-}
-
-export function subscribe<TMessage extends IFormatedMessage = IFormatedMessage>(scope: string | string[], callback: SubscriptionCallback<TMessage>): boolean {
- const scopes = scope instanceof Array ? scope : [scope];
-
- // send all new scopes to subscribe
- const newScopesToSubscribe: string[] = scopes.reduce((acc: string[], cur: string) => {
- const currentCallbacks = subscriptions[cur];
- if (currentCallbacks) {
- if (!currentCallbacks.some(c => c === callback)) {
- currentCallbacks.push(callback);
- }
- } else {
- subscriptions[cur] = [callback];
- acc.push(cur);
- }
- return acc;
- }, []);
-
- if (newScopesToSubscribe.length === 0) {
- return true;
- }
-
- return true;
-}
-
-
-export function unsubscribe<TMessage extends IFormatedMessage = IFormatedMessage>(scope: string | string[], callback: SubscriptionCallback<TMessage>): Promise<boolean> {
- return socketReady.then((notificationSocket) => {
- const scopes = scope instanceof Array ? scope : [scope];
- scopes.forEach(s => {
- const callbacks = subscriptions[s];
- const index = callbacks && callbacks.indexOf(callback);
- if (index > -1) {
- callbacks.splice(index, 1);
- }
- if (callbacks.length === 0) {
- subscriptions[s] === undefined;
- }
- });
-
- // send a subscription to all active scopes
- const scopesToSubscribe = Object.keys(subscriptions);
- if (notificationSocket.readyState === notificationSocket.OPEN) {
- const data = {
- 'data': 'scopes',
- 'scopes': scopesToSubscribe
- };
- notificationSocket.send(JSON.stringify(data));
- return true;
- }
- return false;
- });
-}
-
-export const startNotificationService = (store: ApplicationStore) => {
- applicationStore = store;
-}
-
-const connect = (): Promise<WebSocket> => {
- return new Promise((resolve, reject) => {
- const notificationSocket = new WebSocket(socketUrl);
-
- notificationSocket.onmessage = (event) => {
- // process received event
- if (typeof event.data === 'string') {
- const formated = formatData(event);
- if (formated && formated.notifType) {
- const callbacks = subscriptions[formated.notifType];
- if (callbacks) {
- callbacks.forEach(cb => {
- // ensure all callbacks will be called
- try {
- return cb(formated);
- } catch (reason) {
- console.error(reason);
- }
- });
- }
- }
- }
- };
-
- notificationSocket.onerror = function (error) {
- console.log("Socket error:");
- console.log(error);
- reject("Socket error: " + error);
- if (applicationStore) {
- applicationStore.dispatch(new SetWebsocketAction(false));
- }
- };
-
- notificationSocket.onopen = function (event) {
- if (applicationStore) {
- applicationStore.dispatch(new SetWebsocketAction(true));
- }
- console.log("Socket connection opened.");
- resolve(notificationSocket);
-
- // send a subscription to all active scopes
- const scopesToSubscribe = Object.keys(subscriptions);
- if (notificationSocket.readyState === notificationSocket.OPEN) {
- const data = {
- 'data': 'scopes',
- 'scopes': scopesToSubscribe
- };
- notificationSocket.send(JSON.stringify(data));
- };
- };
-
- notificationSocket.onclose = function (event) {
- console.log("socket connection closed");
- if (applicationStore) {
- applicationStore.dispatch(new SetWebsocketAction(false));
- }
- if (!userLoggedOut) {
- socketReady = connect();
- }
- };
- });
-}
-
-
-
-
-export const startWebsocketSession = () => {
- socketReady = connect();
- userLoggedOut = false;
-}
-
-export const endWebsocketSession = () => {
- if (socketReady) {
- socketReady.then(websocket => {
- websocket.close();
- userLoggedOut = true;
- });
- }
-
-}
-
-
-
-
+/** + * ============LICENSE_START======================================================================== + * ONAP : ccsdk feature sdnr wt odlux + * ================================================================================================= + * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved. + * ================================================================================================= + * 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. + * ============LICENSE_END========================================================================== + */ +import * as X2JS from 'x2js'; +import { ApplicationStore } from '../store/applicationStore'; +import { SetWebsocketAction } from '../actions/websocketAction'; + +const socketUrl = [location.protocol === 'https:' ? 'wss://' : 'ws://', 'admin', ':', 'admin', '@', location.hostname, ':', location.port, '/websocket'].join(''); +const subscriptions: { [scope: string]: SubscriptionCallback[] } = {}; +let socketReady: Promise<WebSocket>; +let userLoggedOut = false; +let wasWebsocketConnectionEstablished: undefined | boolean; +let applicationStore: ApplicationStore | null; + + +export interface IFormatedMessage { + notifType: string | null; + time: string; +} + +export type SubscriptionCallback<TMessage extends IFormatedMessage = IFormatedMessage> = (msg: TMessage) => void; + +function formatData(event: MessageEvent): IFormatedMessage | undefined { + + var x2js = new X2JS(); + var jsonObj: { [key: string]: IFormatedMessage } = x2js.xml2js(event.data); + if (jsonObj && typeof (jsonObj) === 'object') { + + const notifType = Object.keys(jsonObj)[0]; + const formated = jsonObj[notifType]; + formated.notifType = notifType; + formated.time = new Date().toISOString(); + return formated; + } + return undefined; + +} + +export function subscribe<TMessage extends IFormatedMessage = IFormatedMessage>(scope: string | string[], callback: SubscriptionCallback<TMessage>): boolean { + const scopes = scope instanceof Array ? scope : [scope]; + + // send all new scopes to subscribe + const newScopesToSubscribe: string[] = scopes.reduce((acc: string[], cur: string) => { + const currentCallbacks = subscriptions[cur]; + if (currentCallbacks) { + if (!currentCallbacks.some(c => c === callback)) { + currentCallbacks.push(callback); + } + } else { + subscriptions[cur] = [callback]; + acc.push(cur); + } + return acc; + }, []); + + if (newScopesToSubscribe.length === 0) { + return true; + } + + return true; +} + + +export function unsubscribe<TMessage extends IFormatedMessage = IFormatedMessage>(scope: string | string[], callback: SubscriptionCallback<TMessage>): Promise<boolean> { + return socketReady.then((notificationSocket) => { + const scopes = scope instanceof Array ? scope : [scope]; + scopes.forEach(s => { + const callbacks = subscriptions[s]; + const index = callbacks && callbacks.indexOf(callback); + if (index > -1) { + callbacks.splice(index, 1); + } + if (callbacks.length === 0) { + subscriptions[s] === undefined; + } + }); + + // send a subscription to all active scopes + const scopesToSubscribe = Object.keys(subscriptions); + if (notificationSocket.readyState === notificationSocket.OPEN) { + const data = { + 'data': 'scopes', + 'scopes': scopesToSubscribe + }; + notificationSocket.send(JSON.stringify(data)); + return true; + } + return false; + }); +} + +export const startNotificationService = (store: ApplicationStore) => { + applicationStore = store; +} + +const connect = (): Promise<WebSocket> => { + return new Promise((resolve, reject) => { + const notificationSocket = new WebSocket(socketUrl); + + notificationSocket.onmessage = (event) => { + // process received event + if (typeof event.data === 'string') { + const formated = formatData(event); + if (formated && formated.notifType) { + const callbacks = subscriptions[formated.notifType]; + if (callbacks) { + callbacks.forEach(cb => { + // ensure all callbacks will be called + try { + return cb(formated); + } catch (reason) { + console.error(reason); + } + }); + } + } + } + }; + + notificationSocket.onerror = function (error) { + console.log("Socket error:"); + console.log(error); + reject("Socket error: " + error); + if (applicationStore) { + applicationStore.dispatch(new SetWebsocketAction(false)); + } + }; + + notificationSocket.onopen = function (event) { + if (applicationStore) { + applicationStore.dispatch(new SetWebsocketAction(true)); + } + console.log("Socket connection opened."); + resolve(notificationSocket); + + // send a subscription to all active scopes + const scopesToSubscribe = Object.keys(subscriptions); + if (notificationSocket.readyState === notificationSocket.OPEN) { + const data = { + 'data': 'scopes', + 'scopes': scopesToSubscribe + }; + notificationSocket.send(JSON.stringify(data)); + }; + }; + + notificationSocket.onclose = function (event) { + console.log("socket connection closed"); + if (applicationStore) { + applicationStore.dispatch(new SetWebsocketAction(false)); + } + if (!userLoggedOut) { + socketReady = connect(); + } + }; + }); +} + + + + +export const startWebsocketSession = () => { + socketReady = connect(); + userLoggedOut = false; +} + +export const endWebsocketSession = () => { + if (socketReady) { + socketReady.then(websocket => { + websocket.close(); + userLoggedOut = true; + }); + } + +} + + + + |