open-modal.ts

this.modal.open<string>(SampleModalComponent).then(name => {
    if (name) {
        this.title = `Hello ${name}`;
    } else {
        this.notification.open('Name was not set', 'danger', 3);
    }
}).catch(e => {
    // rejected
    this.notification.open('Modal was closed', 'warning', 3);
    if (e) {
        console.warn(e);
    }
});