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<template>
<div class="notification is-primary" v-show="deferredPrompt != undefined">
<button class="delete" @click="deferredPrompt = undefined"></button>
<div class="has-text-centered">Add to your homescreen for fast and offline access?</div>
<div class="has-text-centered install-button">
<button class="button is-medium" @click="deferredPrompt.prompt()">
<span class="mdi mdi-download"></span>
<span> Install</span>
</button>
</div>
</div>
</template>
<style scoped lang="scss">
.install-button {
margin-top: 1em;
margin-bottom: 0.5em;
}
</style>
<script>
import Vue from 'vue';
export default Vue.component('install-notification', {
data: function() {
return {
deferredPrompt: undefined,
};
},
methods: {
promptInstall: function(p) {
this.$ga.event('PWA', 'available');
p.preventDefault();
this.deferredPrompt = p;
this.deferredPrompt.userChoice.then((choiceResult) => {
this.$ga.event('PWA', 'popup', choiceResult.outcome);
this.deferredPrompt = null;
});
},
installed: function(e) {
this.$ga.event('PWA', 'installed');
},
},
created: function() {
window.addEventListener('beforeinstallprompt', this.promptInstall);
window.addEventListener('appinstalled', this.installed);
},
destroyed: function() {
window.removeEventListener('beforeinstallprompt', this.promptInstall);
window.removeEventListener('appinstalled', this.installed);
},
});
</script>
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