Method refresh

Tactility/Source/app/apphub/AppHubApp.cpp:124–157

    }

    void refresh() {
        lv_obj_clean(contentWrapper);
        auto* spinner = lvgl::spinner_create(contentWrapper);
        lv_obj_align(spinner, LV_ALIGN_CENTER, 0, 0);

        lv_obj_add_flag(refreshButton, LV_OBJ_FLAG_HIDDEN);

        if (service::wifi::getRadioState() != service::wifi::RadioState::ConnectionActive) {
            showNoInternet();
            return;
        }

        if (file::isFile(cachedAppsJsonFile)) {
            showApps();
        }

        network::http::download(
            getAppsJsonUrl(),
            CERTIFICATE_PATH,
            cachedAppsJsonFile,
            [] {
                auto app = findAppInstance();
                if (app != nullptr) {
                    app->onRefreshSuccess();
                }
            },
            [](const char* error) {
                auto app = findAppInstance();
                if (app != nullptr) {
                    app->onRefreshError(error);
                }
            }
        );
    }

public: