118 lines
2.5 KiB
TypeScript
118 lines
2.5 KiB
TypeScript
import { Directive, ref } from 'vue';
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import autobind from 'autobind-decorator';
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import { popup } from '@/os';
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export class UserPreview {
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private el;
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private user;
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private showTimer;
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private hideTimer;
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private checkTimer;
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private promise;
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constructor(el, user) {
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this.el = el;
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this.user = user;
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this.attach();
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}
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@autobind
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private show() {
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if (!document.body.contains(this.el)) return;
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if (this.promise) return;
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const showing = ref(true);
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popup(import('@/components/user-preview.vue'), {
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showing,
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q: this.user,
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source: this.el
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}, {
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mouseover: () => {
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clearTimeout(this.hideTimer);
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},
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mouseleave: () => {
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clearTimeout(this.showTimer);
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this.hideTimer = setTimeout(this.close, 500);
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},
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}, 'closed');
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this.promise = {
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cancel: () => {
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showing.value = false;
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}
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};
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this.checkTimer = setInterval(() => {
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if (!document.body.contains(this.el)) {
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clearTimeout(this.showTimer);
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clearTimeout(this.hideTimer);
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this.close();
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}
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}, 1000);
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}
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@autobind
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private close() {
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if (this.promise) {
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clearInterval(this.checkTimer);
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this.promise.cancel();
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this.promise = null;
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}
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}
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@autobind
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private onMouseover() {
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clearTimeout(this.showTimer);
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clearTimeout(this.hideTimer);
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this.showTimer = setTimeout(this.show, 500);
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}
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@autobind
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private onMouseleave() {
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clearTimeout(this.showTimer);
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clearTimeout(this.hideTimer);
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this.hideTimer = setTimeout(this.close, 500);
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}
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@autobind
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private onClick() {
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clearTimeout(this.showTimer);
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this.close();
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}
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@autobind
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public attach() {
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this.el.addEventListener('mouseover', this.onMouseover);
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this.el.addEventListener('mouseleave', this.onMouseleave);
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this.el.addEventListener('click', this.onClick);
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}
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@autobind
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public detach() {
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this.el.removeEventListener('mouseover', this.onMouseover);
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this.el.removeEventListener('mouseleave', this.onMouseleave);
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this.el.removeEventListener('click', this.onClick);
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clearInterval(this.checkTimer);
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}
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}
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export default {
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mounted(el: HTMLElement, binding, vn) {
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if (binding.value == null) return;
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// TODO: 新たにプロパティを作るのをやめMapを使う
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// ただメモリ的には↓の方が省メモリかもしれないので検討中
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const self = (el as any)._userPreviewDirective_ = {} as any;
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self.preview = new UserPreview(el, binding.value);
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},
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unmounted(el, binding, vn) {
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if (binding.value == null) return;
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const self = el._userPreviewDirective_;
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self.preview.detach();
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}
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} as Directive;
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