smartsocket/ts/smartsocket.classes.socketrequest.ts

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import * as plugins from "./smartsocket.plugins";
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import * as helpers from "./smartsocket.helpers";
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// import interfaces
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import { ISocketFunctionCall } from "./smartsocket.classes.socketfunction";
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// import classes
import { Objectmap } from "lik";
import { SocketFunction } from "./smartsocket.classes.socketfunction";
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import { SocketConnection } from "./smartsocket.classes.socketconnection";
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// export interfaces
export type TSocketRequestStatus = "new" | "pending" | "finished";
export type TSocketRequestSide = "requesting" | "responding";
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/**
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* interface of constructor of class SocketRequest
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*/
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export interface SocketRequestConstructorOptions {
side: TSocketRequestSide;
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originSocketConnection: SocketConnection;
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shortId: string;
funcCallData?: ISocketFunctionCall;
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};
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/**
* request object that is sent initially and may or may not receive a response
*/
export interface ISocketRequestDataObject {
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funcCallData: ISocketFunctionCall;
shortId: string;
responseTimeout?: number;
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};
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//export objects
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export let allSocketRequests = new Objectmap<SocketRequest>();
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// export classes
export class SocketRequest {
status: TSocketRequestStatus = "new";
side: TSocketRequestSide;
shortid: string;
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originSocketConnection: SocketConnection;
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funcCallData: ISocketFunctionCall
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done = plugins.q.defer();
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constructor(optionsArg: SocketRequestConstructorOptions) {
this.side = optionsArg.side;
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this.shortid = optionsArg.shortId;
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this.funcCallData = optionsArg.funcCallData;
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allSocketRequests.add(this);
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};
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// requesting --------------------------
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/**
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* dispatches a socketrequest from the requesting to the receiving side
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*/
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dispatch() {
let requestData: ISocketRequestDataObject = {
funcCallData: this.funcCallData,
shortId: this.shortid
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}
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this.originSocketConnection.socket.emit("function", requestData);
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return this.done.promise;
};
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/**
* handles the response that is received by the requesting side
*/
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handleResponse(responseDataArg: ISocketRequestDataObject) {
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this.done.resolve(responseDataArg);
allSocketRequests.remove(this);
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}
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// responding --------------------------
/**
* creates the response on the responding side
*/
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createResponse() {
let targetSocketFunction: SocketFunction = helpers.getSocketFunctionByName(this.funcCallData.funcName);
targetSocketFunction.invoke(this.funcCallData)
.then((resultData) => {
let requestData: ISocketRequestDataObject = {
funcCallData: resultData,
shortId: this.shortid
}
this.originSocketConnection.socket.emit("functionResponse",requestData);
allSocketRequests.remove(this);
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});
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}
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};