Ghost/ghost/admin/app/routes/explore/index.js

import AuthenticatedRoute from 'ghost-admin/routes/authenticated';
import {action} from '@ember/object';
import {inject as service} from '@ember/service';

export default class ExploreRoute extends AuthenticatedRoute {
    @service explore;
    @service store;
    @service router;
    @service feature;

    beforeModel(transition) {
        super.beforeModel(...arguments);

        // Usage of query param to ensure that sites can be submitted across
        // older versions of Ghost where the `connect` part lives in the
        // explore route directly. By using the query param, we avoid causing
        // a 404 and handle the redirect here.
        if (transition.to?.queryParams?.new === 'true' || !this.feature.exploreApp) {
            this.explore.isIframeTransition = false;
            return this.router.transitionTo('explore.connect');
        }

        // Ensure the explore window is set to open
        if (this.feature.get('exploreApp') && transition.to?.localName === 'index' && !this.explore.exploreWindowOpen) {
            this.explore.openExploreWindow(this.router.currentURL);
        }
    }

    model() {
        return this.store.findAll('integration');
    }

    @action
    willTransition(transition) {
        let isExploreTransition = false;

        if (transition) {
            let destinationUrl = (typeof transition.to === 'string')
                ? transition.to
                : (transition.intent
                    ? transition.intent.url
                    : '');

            if (destinationUrl?.includes('/explore')) {
                isExploreTransition = true;

                // Send the updated route to the iframe
                if (transition?.to?.params?.sub) {
                    this.explore.sendRouteUpdate({path: transition.to.params.sub});
                }
            }
        }

        this.explore.toggleExploreWindow(isExploreTransition);
    }

    buildRouteInfoMetadata() {
        return {
            titleToken: 'Explore'
        };
    }
}