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SessionVisitor.ts
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SessionVisitor.ts
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import {DialogProxyTools} from "./DialogProxyTools";
import {JsonObjectVisitor} from "./JsonObjectVisitor";
/**
*
*/
export class SessionVisitor implements JsonObjectVisitor {
private _enclosedJsonObject: any;
constructor(value: string | object) {
if (!value) {
throw new Error('SessionVisitor -- null value exception')
}
if (typeof value === 'string') {
this._enclosedJsonObject = JSON.parse(value as string);
} else {
this._enclosedJsonObject = value;
}
if (!DialogProxyTools.isSessionModel(this._enclosedJsonObject)) {
throw new Error("Object passed to SessionVisitor is not a Session");
}
}
// --- State Management Helpers --- //
public static visitUserId(session: object): string {
return (new SessionVisitor(session)).visitUserId();
}
// --- State Import/Export --- //
public copyAsJsonObject(): object {
return JSON.parse(this.copyAsJsonString());
}
public copyAsJsonString(): string {
return JSON.stringify(this.enclosedJsonObject());
}
public enclosedJsonObject() {
return this._enclosedJsonObject;
}
// --- State Management --- //
public propagateSessionId(sessionId: string) {
this.enclosedJsonObject()['id'] = sessionId;
}
public visitId(): string {
return this.enclosedJsonObject().id;
}
public visitTenantId(): string {
return this.enclosedJsonObject().tenantId;
}
public visitUserId(): string {
return this.enclosedJsonObject().userId;
}
}