// register locally
import onOff from 'vue-on-off';

const app = new Vue({
  components: {
    onOff
  },
  data() {
    return {
      model: false
    };
  },
  methods: {
    modelChangeHandler() {
      /*
			* some API request or other actions,
			* you DON'T need to set model = !model
			*/
    }
  }
});

// OR register globally
Vue.component('onOff', onOff);