87 lines
2.6 KiB
TypeScript
87 lines
2.6 KiB
TypeScript
import Vue from 'vue';
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import TagInput from "./components/TagInput.vue";
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import MetadataPreview from './components/MetadataPreview.vue';
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import GraphemeSplitter from "grapheme-splitter";
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export const bus = new Vue({name: "EventBus"});
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export enum MetadataLoadState {
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Inactive,
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Loading,
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Success,
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Failed,
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}
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new Vue({
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el: '#app',
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data: {
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metadata: null,
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metadataLoadState: MetadataLoadState.Inactive,
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noteLength: 0
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},
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components: {
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TagInput,
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MetadataPreview
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},
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mounted() {
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// オカズリンクにURLがセットされている場合は、すぐにメタデータを取得する
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const linkInput = this.$el.querySelector<HTMLInputElement>("#link");
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if (linkInput && /^https?:\/\//.test(linkInput.value)) {
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this.fetchMetadata(linkInput.value);
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}
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},
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watch: {
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noteLength: (length: number) => {
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const counter = document.querySelector<HTMLElement>(
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"#note-character-counter"
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);
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if (counter) {
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counter.innerText = `残り ${500 - length} 文字`;
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}
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}
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},
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methods: {
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// オカズリンクの変更時
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onChangeLink(event: Event) {
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if (event.target instanceof HTMLInputElement) {
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const url = event.target.value;
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if (url.trim() === '' || !/^https?:\/\//.test(url)) {
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this.metadata = null;
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this.metadataLoadState = MetadataLoadState.Inactive;
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return;
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}
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this.fetchMetadata(url);
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}
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},
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onChangeNote(event: Event) {
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if (event.target instanceof HTMLTextAreaElement) {
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const splitter = new GraphemeSplitter();
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this.noteLength = splitter.splitGraphemes(
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event.target.value
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).length;
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}
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},
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// メタデータの取得
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fetchMetadata(url: string) {
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this.metadataLoadState = MetadataLoadState.Loading;
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$.ajax({
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url: '/api/checkin/card',
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method: 'get',
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type: 'json',
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data: {
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url
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}
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}).then(data => {
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this.metadata = data;
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this.metadataLoadState = MetadataLoadState.Success;
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}).catch(e => {
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this.metadata = null;
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this.metadataLoadState = MetadataLoadState.Failed;
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});
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}
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}
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});
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