@betha-plataforma/oauth/dist/cjs/lib/OAuthMonitor.js

Biblioteca JavaScript para lidar com o fluxo do OAuth 2.0 em aplicações Web, com suporte a TypeScript.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.OAuthMonitor = void 0;
const Helpers_1 = require("./Helpers");
class OAuthMonitor {
    constructor({ app, interval = 1000 }, { onSessionChanged = () => void 0, onSessionEnded = () => void 0, onSessionRestablished = () => void 0, }) {
        this.start = () => __awaiter(this, void 0, void 0, function* () {
            if (this.isRunning) {
                this.stop();
            }
            this.isRunning = true;
            this.session = this.app.getSession();
            this.frame = new Helpers_1.MessageBoundHiddenIFrame({
                url: this.app.config.provider.check_session_iframe,
                window: Helpers_1.getWindow(),
            }, { onMessage: this.handleMessage });
            return this.frame.load().then(() => {
                this.timer = setInterval(this.checkSession, this.interval);
            });
        });
        this.stop = () => {
            if (!this.isRunning) {
                return;
            }
            try {
                clearInterval(this.timer);
                this.frame.destroy();
                this.currentStat = 'unchanged';
            }
            finally {
                this.isRunning = false;
            }
        };
        this.checkSession = () => {
            if (!this.session) {
                this.session = this.app.getSession();
            }
            const sessionToCheck = `${this.app.config.clientId} ${this.session.sessionState.session_state}`;
            this.frame.postMessage(sessionToCheck);
        };
        this.handleMessage = (e) => {
            const stat = e.data;
            const isSameStatus = stat === this.currentStat;
            if (isSameStatus) {
                if (stat === 'changed') {
                    this.handleChangedSameStatus();
                }
                return;
            }
            this.currentStat = stat;
            if (stat === 'changed') {
                this.handleChanged();
            }
            else if (stat === 'unchanged') {
                this.handleUnchanged();
            }
        };
        this.handleUnchanged = () => __awaiter(this, void 0, void 0, function* () {
            this.handlers.onSessionRestablished();
            return this.start();
        });
        this.handleChangedSameStatus = () => __awaiter(this, void 0, void 0, function* () {
            if (this.isSameUser()) {
                this.usersChanged = false;
                return;
            }
            if (!this.usersChanged) {
                this.handlers.onSessionChanged();
            }
            this.usersChanged = true;
        });
        this.handleChanged = () => __awaiter(this, void 0, void 0, function* () {
            const app = this.app;
            try {
                yield app.silentRefresh();
            }
            catch (e) {
                this.handlers.onSessionEnded();
                return app.invalidateSession();
            }
            return this.start();
        });
        this.isSameUser = () => {
            const newSession = this.app.getSession();
            if (!newSession) {
                return true;
            }
            return newSession.accessToken.principal === this.session.accessToken.principal;
        };
        this.app = app;
        this.currentStat = 'unchanged';
        this.interval = interval;
        this.handlers = {
            onSessionChanged,
            onSessionEnded,
            onSessionRestablished,
        };
        this.isRunning = false;
        this.usersChanged = false;
    }
}
exports.OAuthMonitor = OAuthMonitor;
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