refactoring

Resolve #7779

packages/client/src/components/link.vue

@@ -0,0 +1,92 @@
+<template>
+<component :is="self ? 'MkA' : 'a'" class="xlcxczvw _link" :[attr]="self ? url.substr(local.length) : url" :rel="rel" :target="target"
+	@mouseover="onMouseover"
+	@mouseleave="onMouseleave"
+	:title="url"
+>
+	<slot></slot>
+	<i v-if="target === '_blank'" class="fas fa-external-link-square-alt icon"></i>
+</component>
+</template>
+
+<script lang="ts">
+import { defineComponent } from 'vue';
+import { url as local } from '@/config';
+import { isDeviceTouch } from '@/scripts/is-device-touch';
+import * as os from '@/os';
+
+export default defineComponent({
+	props: {
+		url: {
+			type: String,
+			required: true,
+		},
+		rel: {
+			type: String,
+			required: false,
+		}
+	},
+	data() {
+		const self = this.url.startsWith(local);
+		return {
+			local,
+			self: self,
+			attr: self ? 'to' : 'href',
+			target: self ? null : '_blank',
+			showTimer: null,
+			hideTimer: null,
+			checkTimer: null,
+			close: null,
+		};
+	},
+	methods: {
+		async showPreview() {
+			if (!document.body.contains(this.$el)) return;
+			if (this.close) return;
+
+			const { dispose } = await os.popup(import('@/components/url-preview-popup.vue'), {
+				url: this.url,
+				source: this.$el
+			});
+
+			this.close = () => {
+				dispose();
+			};
+
+			this.checkTimer = setInterval(() => {
+				if (!document.body.contains(this.$el)) this.closePreview();
+			}, 1000);
+		},
+		closePreview() {
+			if (this.close) {
+				clearInterval(this.checkTimer);
+				this.close();
+				this.close = null;
+			}
+		},
+		onMouseover() {
+			if (isDeviceTouch) return;
+			clearTimeout(this.showTimer);
+			clearTimeout(this.hideTimer);
+			this.showTimer = setTimeout(this.showPreview, 500);
+		},
+		onMouseleave() {
+			if (isDeviceTouch) return;
+			clearTimeout(this.showTimer);
+			clearTimeout(this.hideTimer);
+			this.hideTimer = setTimeout(this.closePreview, 500);
+		}
+	}
+});
+</script>
+
+<style lang="scss" scoped>
+.xlcxczvw {
+	word-break: break-all;
+
+	> .icon {
+		padding-left: 2px;
+		font-size: .9em;
+	}
+}
+</style>