blast-graph-angular2
Version:
 **with** 
583 lines (582 loc) • 40.7 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
import { BlastHelpers } from './blast-helpers';
import { Subject } from 'rxjs/index';
/** @type {?} */
export var BLAST_VERSION = '0.0.1';
/** @type {?} */
export var LOG_LEVEL = {
DEBUG: 0,
INFO: 1,
WARN: 2,
ERROR: 3
};
/**
* @record
*/
export function BlastServiceConfig() { }
/** @type {?} */
BlastServiceConfig.prototype.initialTimeout;
/** @type {?} */
BlastServiceConfig.prototype.maxTimeout;
/** @type {?} */
BlastServiceConfig.prototype.reconnectIfNotNormalClose;
var BlastService = /** @class */ (function () {
function BlastService(url, connectNow, protocols, config) {
this.url = url;
this.protocols = protocols;
this.config = config;
this.reconnectAttempts = 0;
this.sendQueue = [];
this.onMessageCallbacks = [];
this.onOpenCallbacks = [];
this.onErrorCallbacks = [];
this.onCloseCallbacks = [];
this.readyStateConstants = {
'CONNECTING': 0,
'OPEN': 1,
'CLOSING': 2,
'CLOSED': 3,
'RECONNECT_ABORTED': 4
};
this.normalCloseCode = 1000;
this.reconnectableStatusCodes = [4000];
this.logLevel = LOG_LEVEL.ERROR;
/** @type {?} */
var match = new RegExp('wss?:\/\/').test(url);
if (!match) {
throw new Error('Invalid url provided');
}
this.config = config || { initialTimeout: 500, maxTimeout: 300000, reconnectIfNotNormalClose: true };
this.dataStream = new Subject();
if (connectNow === undefined || connectNow) {
this.connect(true);
}
}
/**
* @param {?=} force
* @return {?}
*/
BlastService.prototype.connect = /**
* @param {?=} force
* @return {?}
*/
function (force) {
var _this = this;
if (force === void 0) { force = false; }
/** @type {?} */
var self = this;
if (force || !this.socket || this.socket.readyState !== this.readyStateConstants.OPEN) {
self.socket = this.protocols ? new WebSocket(this.url, this.protocols) : new WebSocket(this.url);
self.socket.onopen = function (ev) {
_this.onOpenHandler(ev);
};
self.socket.onmessage = function (ev) {
if (BlastHelpers.isJson(ev.data)) {
/** @type {?} */
var message = JSON.parse(ev.data);
_this.debug('BlastService', 'jsonMessage', 'passing to handlers', ev.data);
// call a json message handler - if true, then message handled mustn't carry on
if (self.handleJsonMessage(message) === true) {
return;
}
}
self.onMessageHandler(ev.data);
_this.dataStream.next(ev.data);
};
this.socket.onclose = function (ev) {
self.onCloseHandler(ev);
};
this.socket.onerror = function (ev) {
self.onErrorHandler(ev);
_this.dataStream.error(ev);
};
}
};
/**
* Run in Block Mode
* Return true when can send and false in socket closed
* @param {?} data
* @param {?=} binary
* @return {?}
*/
BlastService.prototype.sendMessage = /**
* Run in Block Mode
* Return true when can send and false in socket closed
* @param {?} data
* @param {?=} binary
* @return {?}
*/
function (data, binary) {
/** @type {?} */
var self = this;
if (this.getReadyState() !== this.readyStateConstants.OPEN
&& this.getReadyState() !== this.readyStateConstants.CONNECTING) {
this.connect();
}
this.debug('BlastService', 'sendMessage', data);
self.sendQueue.push({ message: data, binary: binary });
if (self.socket.readyState === self.readyStateConstants.OPEN) {
self.fireQueue();
return true;
}
else {
return false;
}
};
/**
* Use {mode} mode to send {data} data
* If no specify, Default SendMode is Observable mode
* @param data
* @param mode
* @param binary
* @returns
*/
/**
* Use {mode} mode to send {data} data
* If no specify, Default SendMode is Observable mode
* @param {?} data
* @param {?=} binary
* @return {?}
*/
BlastService.prototype.send = /**
* Use {mode} mode to send {data} data
* If no specify, Default SendMode is Observable mode
* @param {?} data
* @param {?=} binary
* @return {?}
*/
function (data, binary) {
return this.sendMessage(data, binary);
};
/**
* @return {?}
*/
BlastService.prototype.getDataStream = /**
* @return {?}
*/
function () {
return this.dataStream;
};
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.notifyOpenCallbacks = /**
* @param {?} event
* @return {?}
*/
function (event) {
for (var i = 0; i < this.onOpenCallbacks.length; i++) {
this.onOpenCallbacks[i].call(this, event);
}
};
/**
* @return {?}
*/
BlastService.prototype.fireQueue = /**
* @return {?}
*/
function () {
while (this.sendQueue.length && this.socket.readyState === this.readyStateConstants.OPEN) {
/** @type {?} */
var data = this.sendQueue.shift();
if (data.binary) {
this.socket.send(data.message);
}
else {
this.socket.send(BlastHelpers.isString(data.message) ? data.message : JSON.stringify(data.message));
}
}
};
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.notifyCloseCallbacks = /**
* @param {?} event
* @return {?}
*/
function (event) {
for (var i = 0; i < this.onCloseCallbacks.length; i++) {
this.onCloseCallbacks[i].call(this, event);
}
};
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.notifyErrorCallbacks = /**
* @param {?} event
* @return {?}
*/
function (event) {
for (var i = 0; i < this.onErrorCallbacks.length; i++) {
this.onErrorCallbacks[i].call(this, event);
}
};
/**
* @param {?} cb
* @return {?}
*/
BlastService.prototype.onOpen = /**
* @param {?} cb
* @return {?}
*/
function (cb) {
this.onOpenCallbacks.push(cb);
return this;
};
;
/**
* @param {?} cb
* @return {?}
*/
BlastService.prototype.onClose = /**
* @param {?} cb
* @return {?}
*/
function (cb) {
this.onCloseCallbacks.push(cb);
return this;
};
/**
* @param {?} cb
* @return {?}
*/
BlastService.prototype.onError = /**
* @param {?} cb
* @return {?}
*/
function (cb) {
this.onErrorCallbacks.push(cb);
return this;
};
;
/**
* @param {?} callback
* @param {?=} options
* @return {?}
*/
BlastService.prototype.onMessage = /**
* @param {?} callback
* @param {?=} options
* @return {?}
*/
function (callback, options) {
if (!BlastHelpers.isFunction(callback)) {
throw new Error('Callback must be a function');
}
this.onMessageCallbacks.push({
fn: callback,
pattern: options ? options.filter : undefined,
autoApply: options ? options.autoApply : true
});
return this;
};
/**
* @param {?} message
* @return {?}
*/
BlastService.prototype.handleJsonMessage = /**
* @param {?} message
* @return {?}
*/
function (message) {
// as a default return false i.e. don't change message flow
// enables extended classes to override this function
return false;
};
/**
* @param {?} message
* @return {?}
*/
BlastService.prototype.onMessageHandler = /**
* @param {?} message
* @return {?}
*/
function (message) {
this.debug('BlastService', 'onMessageHandler', message.data);
/** @type {?} */
var self = this;
/** @type {?} */
var currentCallback;
for (var i = 0; i < self.onMessageCallbacks.length; i++) {
currentCallback = self.onMessageCallbacks[i];
currentCallback.fn.apply(self, [message]);
}
};
;
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.onOpenHandler = /**
* @param {?} event
* @return {?}
*/
function (event) {
this.debug('BlastService', 'connected');
this.reconnectAttempts = 0;
this.notifyOpenCallbacks(event);
this.fireQueue();
};
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.onCloseHandler = /**
* @param {?} event
* @return {?}
*/
function (event) {
this.debug('BlastService', 'closed');
this.notifyCloseCallbacks(event);
if ((this.config.reconnectIfNotNormalClose && event.code !== this.normalCloseCode)
|| this.reconnectableStatusCodes.indexOf(event.code) > -1) {
this.reconnect();
}
else {
this.sendQueue = [];
this.dataStream.complete();
}
};
;
/**
* @param {?} event
* @return {?}
*/
BlastService.prototype.onErrorHandler = /**
* @param {?} event
* @return {?}
*/
function (event) {
this.debug('BlastService', 'onErrorHandler', event);
this.notifyErrorCallbacks(event);
};
;
/**
* @return {?}
*/
BlastService.prototype.reconnect = /**
* @return {?}
*/
function () {
var _this = this;
this.close(true);
/** @type {?} */
var backoffDelay = this.getBackoffDelay(++this.reconnectAttempts);
// let backoffDelaySeconds = backoffDelay / 1000;
// // console.log('Reconnecting in ' + backoffDelaySeconds + ' seconds');
this.debug('BlastService', 'reconnectDelay', backoffDelay);
setTimeout(function () { return _this.connect(); }, backoffDelay);
return this;
};
/**
* @param {?=} force
* @return {?}
*/
BlastService.prototype.close = /**
* @param {?=} force
* @return {?}
*/
function (force) {
if (force === void 0) { force = false; }
if (force || !this.socket.bufferedAmount) {
this.socket.close(this.normalCloseCode);
}
return this;
};
;
/**
* @param {?} attempt
* @return {?}
*/
BlastService.prototype.getBackoffDelay = /**
* @param {?} attempt
* @return {?}
*/
function (attempt) {
/** @type {?} */
var R = Math.random() + 1;
/** @type {?} */
var T = this.config.initialTimeout;
/** @type {?} */
var F = 2;
/** @type {?} */
var N = attempt;
/** @type {?} */
var M = this.config.maxTimeout;
return Math.floor(Math.min(R * T * Math.pow(F, N), M));
};
;
/**
* @param {?} state
* @return {?}
*/
BlastService.prototype.setInternalState = /**
* @param {?} state
* @return {?}
*/
function (state) {
if (Math.floor(state) !== state || state < 0 || state > 4) {
throw new Error('state must be an integer between 0 and 4, got: ' + state);
}
this.internalConnectionState = state;
};
/**
* Could be -1 if not initzialized yet
* @returns
*/
/**
* Could be -1 if not initzialized yet
* @return {?}
*/
BlastService.prototype.getReadyState = /**
* Could be -1 if not initzialized yet
* @return {?}
*/
function () {
if (this.socket == null) {
return -1;
}
return this.internalConnectionState || this.socket.readyState;
};
/**
* @return {?}
*/
BlastService.prototype.getVersion = /**
* @return {?}
*/
function () {
return BLAST_VERSION;
};
/**
* @return {?}
*/
BlastService.prototype.hasConsole = /**
* @return {?}
*/
function () {
if (console === undefined) {
return false;
}
return true;
};
/**
* @param {...?} args
* @return {?}
*/
BlastService.prototype.debug = /**
* @param {...?} args
* @return {?}
*/
function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
if (this.hasConsole() && this.logLevel < 1) {
console.debug.apply(console, args);
}
};
/**
* @param {...?} args
* @return {?}
*/
BlastService.prototype.info = /**
* @param {...?} args
* @return {?}
*/
function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
if (this.hasConsole() && this.logLevel < 2) {
console.debug.apply(console, args);
}
};
/**
* @param {...?} args
* @return {?}
*/
BlastService.prototype.warn = /**
* @param {...?} args
* @return {?}
*/
function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
if (this.hasConsole() && this.logLevel < 4) {
console.debug.apply(console, args);
}
};
/**
* @param {...?} args
* @return {?}
*/
BlastService.prototype.error = /**
* @param {...?} args
* @return {?}
*/
function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
console.error.apply(console, args);
};
/**
* @param {?} level
* @return {?}
*/
BlastService.prototype.setLogLevel = /**
* @param {?} level
* @return {?}
*/
function (level) {
this.logLevel = level;
};
return BlastService;
}());
export { BlastService };
if (false) {
/** @type {?} */
BlastService.prototype.reconnectAttempts;
/** @type {?} */
BlastService.prototype.sendQueue;
/** @type {?} */
BlastService.prototype.onMessageCallbacks;
/** @type {?} */
BlastService.prototype.onOpenCallbacks;
/** @type {?} */
BlastService.prototype.onErrorCallbacks;
/** @type {?} */
BlastService.prototype.onCloseCallbacks;
/** @type {?} */
BlastService.prototype.readyStateConstants;
/** @type {?} */
BlastService.prototype.normalCloseCode;
/** @type {?} */
BlastService.prototype.reconnectableStatusCodes;
/** @type {?} */
BlastService.prototype.socket;
/** @type {?} */
BlastService.prototype.dataStream;
/** @type {?} */
BlastService.prototype.internalConnectionState;
/** @type {?} */
BlastService.prototype.logLevel;
/** @type {?} */
BlastService.prototype.url;
/** @type {?} */
BlastService.prototype.protocols;
/** @type {?} */
BlastService.prototype.config;
}
//# 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private socket: WebSocket;\n    private dataStream: Subject<any>;\n    private internalConnectionState: number;\n\n    public logLevel = LOG_LEVEL.ERROR;\n\n    constructor(private url: string,\n        connectNow?: boolean,\n        private protocols?: Array<string>,\n        private config?: BlastServiceConfig\n    ) {\n\n        const match = new RegExp('wss?:\\/\\/').test(url);\n        if (!match) {\n            throw new Error('Invalid url provided');\n        }\n        this.config = config || {initialTimeout: 500, maxTimeout: 300000, reconnectIfNotNormalClose: true};\n        this.dataStream = new Subject();\n\n        if (connectNow === undefined || connectNow) {\n            this.connect(true);\n        }\n    }\n\n    connect(force = false) {\n        const self = this;\n        if (force || !this.socket || this.socket.readyState !== this.readyStateConstants.OPEN) {\n            self.socket = this.protocols ? new WebSocket(this.url, this.protocols) : new WebSocket(this.url);\n\n            self.socket.onopen = (ev: Event) => {\n                this.onOpenHandler(ev);\n            };\n            self.socket.onmessage = (ev: MessageEvent) => {\n\n                if (BlastHelpers.isJson(ev.data)) {\n                    const message = JSON.parse(ev.data);\n                    this.debug('BlastService', 'jsonMessage', 'passing to handlers', ev.data);\n\n                    // call a json message handler - if true, then message handled mustn't carry on\n                    if (self.handleJsonMessage(message) === true) {\n                        return;\n                    }\n                }\n                self.onMessageHandler(ev.data);\n                this.dataStream.next(ev.data);\n            };\n\n            this.socket.onclose = (ev: CloseEvent) => {\n                self.onCloseHandler(ev);\n            };\n\n            this.socket.onerror = (ev: ErrorEvent) => {\n                self.onErrorHandler(ev);\n                this.dataStream.error(ev);\n            };\n\n        }\n    }\n\n    /**\n     * Run in Block Mode\n     * Return true when can send and false in socket closed\n     * @param data\n     * @returns \n     */\n    private sendMessage(data: any, binary?: boolean): boolean {\n        const self = this;\n        if (this.getReadyState() !== this.readyStateConstants.OPEN\n            && this.getReadyState() !== this.readyStateConstants.CONNECTING) {\n            this.connect();\n        }\n        this.debug('BlastService', 'sendMessage', data);\n        self.sendQueue.push({message: data, binary: binary});\n        if (self.socket.readyState === self.readyStateConstants.OPEN) {\n            self.fireQueue();\n            return true;\n        } else {\n            return false;\n        }\n    }\n\n    /**\n     * Use {mode} mode to send {data} data\n     * If no specify, Default SendMode is Observable mode\n     * @param data\n     * @param mode\n     * @param binary\n     * @returns \n     */\n    send(data: any, binary?: boolean): any {\n        return this.sendMessage(data, binary);\n    }\n\n    getDataStream(): Subject<any> {\n        return this.dataStream;\n    }\n\n\n    notifyOpenCallbacks(event: Event) {\n        for (let i = 0; i < this.onOpenCallbacks.length; i++) {\n            this.onOpenCallbacks[i].call(this, event);\n        }\n    }\n\n    fireQueue() {\n        while (this.sendQueue.length && this.socket.readyState === this.readyStateConstants.OPEN) {\n            const data = this.sendQueue.shift();\n\n            if (data.binary) {\n                this.socket.send(data.message);\n            } else {\n                this.socket.send(\n                    BlastHelpers.isString(data.message) ? data.message : JSON.stringify(data.message)\n                );\n            }\n        }\n    }\n\n    notifyCloseCallbacks(event: Event) {\n        for (let i = 0; i < this.onCloseCallbacks.length; i++) {\n            this.onCloseCallbacks[i].call(this, event);\n        }\n    }\n\n    notifyErrorCallbacks(event: Event) {\n        for (let i = 0; i < this.onErrorCallbacks.length; i++) {\n            this.onErrorCallbacks[i].call(this, event);\n        }\n    }\n\n    onOpen(cb: Function) {\n        this.onOpenCallbacks.push(cb);\n        return this;\n    };\n\n    onClose(cb: Function) {\n        this.onCloseCallbacks.push(cb);\n        return this;\n    }\n\n    onError(cb: Function) {\n        this.onErrorCallbacks.push(cb);\n        return this;\n    };\n\n    onMessage(callback: Function, options?) {\n        if (!BlastHelpers.isFunction(callback)) {\n            throw new Error('Callback must be a function');\n        }\n\n        this.onMessageCallbacks.push({\n            fn: callback,\n            pattern: options ? options.filter : undefined,\n            autoApply: options ? options.autoApply : true\n        });\n        return this;\n    }\n\n    handleJsonMessage(message: any): boolean {\n        // as a default return false i.e. don't change message flow\n        // enables extended classes to override this function\n        return false;\n    }\n\n    onMessageHandler(message: MessageEvent) {\n        this.debug('BlastService', 'onMessageHandler', message.data);\n\n        const self = this;\n        let currentCallback;\n        for (let i = 0; i < self.onMessageCallbacks.length; i++) {\n            currentCallback = self.onMessageCallbacks[i];\n            currentCallback.fn.apply(self, [message]);\n        }\n    };\n\n    onOpenHandler(event: Event) {\n        this.debug('BlastService', 'connected');\n        this.reconnectAttempts = 0;\n        this.notifyOpenCallbacks(event);\n        this.fireQueue();\n    }\n\n    onCloseHandler(event: CloseEvent) {\n        this.debug('BlastService', 'closed');\n        this.notifyCloseCallbacks(event);\n        if ((this.config.reconnectIfNotNormalClose && event.code !== this.normalCloseCode)\n            || this.reconnectableStatusCodes.indexOf(event.code) > -1) {\n            this.reconnect();\n        } else {\n            this.sendQueue = [];\n            this.dataStream.complete();\n        }\n    };\n\n    onErrorHandler(event: ErrorEvent) {\n        this.debug('BlastService', 'onErrorHandler', event);\n        this.notifyErrorCallbacks(event);\n    };\n\n    reconnect() {\n        this.close(true);\n        const backoffDelay = this.getBackoffDelay(++this.reconnectAttempts);\n        //         let backoffDelaySeconds = backoffDelay / 1000;\n        //         // console.log('Reconnecting in ' + backoffDelaySeconds + ' seconds');\n        this.debug('BlastService', 'reconnectDelay', backoffDelay);\n        setTimeout(() => this.connect(), backoffDelay);\n        return this;\n    }\n\n    close(force: boolean = false) {\n        if (force || !this.socket.bufferedAmount) {\n            this.socket.close(this.normalCloseCode);\n        }\n        return this;\n    };\n\n    getBackoffDelay(attempt: number) {\n        const R = Math.random() + 1;\n        const T = this.config.initialTimeout;\n        const F = 2;\n        const N = attempt;\n        const M = this.config.maxTimeout;\n\n        return Math.floor(Math.min(R * T * Math.pow(F, N), M));\n    };\n\n    setInternalState(state: number) {\n        if (Math.floor(state) !== state || state < 0 || state > 4) {\n            throw new Error('state must be an integer between 0 and 4, got: ' + state);\n        }\n        this.internalConnectionState = state;\n    }\n\n    /**\n     * Could be -1 if not initzialized yet\n     * @returns \n     */\n    getReadyState(): number {\n        if (this.socket == null) {\n            return -1;\n        }\n        return this.internalConnectionState || this.socket.readyState;\n    }\n\n    getVersion(): string {\n        return BLAST_VERSION;\n    }\n\n\n    private hasConsole(): boolean {\n        if (console === undefined) {\n            return false;\n        }\n        return true;\n    }\n    private debug(...args: any[]) {\n        if (this.hasConsole() && this.logLevel < 1) {\n            console.debug.apply(console, args);\n        }\n    }\n\n    info(...args: any[]) {\n        if (this.hasConsole() && this.logLevel < 2) {\n            console.debug.apply(console, args);\n        }\n    }\n    warn(...args: any[]) {\n        if (this.hasConsole() && this.logLevel < 4) {\n            console.debug.apply(console, args);\n        }\n    }\n    error(...args: any[]) {\n        console.error.apply(console, args);\n    }\n\n    setLogLevel(level: number) {\n        this.logLevel = level;\n    }\n}\n\n"]}