@corvina/corvina-app-connect/dist/hrefwatcher.js

This library enables an application embedded as an iframe in Corvina to retrieve some information such as JWT, organization id, ...

import { appHrefQueryString } from "./common";
export class UrlWatcher {
    constructor(onUrlChange, currentWindow) {
        this._window = window;
        this._window = currentWindow || window;
        this._onUrlChange = onUrlChange;
        this._originalPushState = this._window.history.pushState;
        this._originalReplaceState = this._window.history.replaceState;
        this._window.history.pushState = (...args) => {
            this._originalPushState.apply(this._window.history, args);
            this._onUrlChange({ type: 'pushState' });
        };
        this._window.history.replaceState = (...args) => {
            this._originalReplaceState.apply(this._window.history, args);
            this._onUrlChange({ type: 'replaceState' });
        };
        this._window.addEventListener("popstate", this._onUrlChange);
    }
    dispose() {
        this._window.history.pushState = this._originalPushState;
        this._window.history.replaceState = this._originalReplaceState;
        this._window.removeEventListener("popstate", this._onUrlChange);
    }
    static extractAppHref() {
        try {
            const url = new URL(window.location.href);
            let appHref = url.searchParams.get(appHrefQueryString);
            if (!appHref) {
                appHref = (new URLSearchParams(url.hash.slice(url.hash.indexOf('?')))).get(appHrefQueryString);
            }
            if (appHref) {
                return decodeURIComponent(appHref);
            }
        }
        catch (error) {
            console.warn("CorvinaHost: Error extracting appHref from ", window.location.href);
        }
        return undefined;
    }
    setAppHref(appHref, type) {
        const applyPath = (path) => {
            if (type === 'replaceState') {
                this._originalReplaceState.call(this._window.history, null, "", path);
            }
            else {
                this._originalPushState.call(this._window.history, null, "", path);
            }
        };
        if (this._window.location.hash) {
            let queryParamsPos = this._window.location.hash.indexOf("?");
            if (queryParamsPos < 0) {
                applyPath(this._window.location.hash + "?" + appHrefQueryString + "=" + encodeURIComponent(appHref));
            }
            else {
                const params = new URLSearchParams(this._window.location.hash.slice(queryParamsPos));
                params.set(appHrefQueryString, appHref);
                const newHash = this._window.location.hash.slice(0, queryParamsPos + 1) + params;
                applyPath(newHash);
            }
        }
        else {
            const url = new URL(this._window.location.href);
            url.searchParams.set(appHrefQueryString, appHref);
            applyPath(url.toString());
        }
    }
}
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