87 lines
2.4 KiB
TypeScript
87 lines
2.4 KiB
TypeScript
import * as plugins from "./smartsocket.plugins";
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// import classes
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import { Objectmap } from "lik";
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import { SocketRole } from "./smartsocket.classes.socketrole";
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// export interfaces
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/**
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* interface of the contructor options of class SocketFunction
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*/
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export interface ISocketFunctionConstructorOptions {
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funcName: string;
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funcDef: any;
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allowedRoles: SocketRole[]; // all roles that are allowed to execute a SocketFunction
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};
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/**
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* interface of the Socket Function call, in other words the object that routes a call to a function
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*/
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export interface ISocketFunctionCall {
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funcName:string;
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funcDataArg:any;
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};
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/**
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* interface for function definition of SocketFunction
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*/
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export interface IFuncDef {
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(dataArg:any):PromiseLike<any>
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}
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// export objects
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export let allSocketFunctions = new Objectmap<SocketFunction>();
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// export classes
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/**
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* class that respresents a function that can be transparently called using a SocketConnection
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*/
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export class SocketFunction {
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name: string;
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funcDef: IFuncDef;
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roles: SocketRole[];
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/**
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* the constructor for SocketFunction
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*/
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constructor(optionsArg: ISocketFunctionConstructorOptions) {
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this.name = optionsArg.funcName;
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this.funcDef = optionsArg.funcDef;
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this.roles = optionsArg.allowedRoles;
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for (let socketRoleArg of this.roles){
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this._notifyRole(socketRoleArg);
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};
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allSocketFunctions.add(this); // map instance with Objectmap
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};
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/**
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* notifies a role about access to this SocketFunction
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*/
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private _notifyRole(socketRoleArg:SocketRole){
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socketRoleArg.addSocketFunction(this);
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}
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/**
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* invokes the function of this SocketFunction
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*/
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invoke(dataArg:ISocketFunctionCall):plugins.q.Promise<any> {
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let done = plugins.q.defer();
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if(dataArg.funcName === this.name){
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this.funcDef(dataArg.funcDataArg)
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.then((resultData:any) => {
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let funcResponseData:ISocketFunctionCall = {
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funcName:this.name,
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funcDataArg:resultData
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}
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done.resolve(funcResponseData);
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});
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} else {
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throw new Error("SocketFunction.name does not match the data argument's .name!");
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}
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return done.promise;
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};
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} |