import computed from 'ember-addons/ember-computed-decorators'; export default Ember.Component.extend({ tagName: '', @computed('composeState') title(composeState) { if (composeState === "draft" || composeState === "saving") { return "composer.abandon"; } return "composer.collapse"; }, @computed('composeState') toggleIcon(composeState) { if (composeState === "draft" || composeState === "saving") { return "times"; } return "chevron-down"; } });