From a7e6f470f7390ef49f4b22ed20945a1d3329c245 Mon Sep 17 00:00:00 2001
From: DebaucheryLibrarian <moonloop.adult@protonmail.com>
Date: Sun, 27 Dec 2020 04:21:10 +0100
Subject: [PATCH] Improved tooltip behavior and styling.

---
 assets/components/container/container.vue |  22 ++++
 assets/components/filters/tag-filter.vue  |   8 +-
 assets/components/header/header.vue       |  18 ++-
 assets/components/tooltip/tooltip.vue     | 138 ++++++++++++++++++++--
 assets/js/main.js                         |   8 ++
 package-lock.json                         |   5 +
 package.json                              |   1 +
 7 files changed, 181 insertions(+), 19 deletions(-)

diff --git a/assets/components/container/container.vue b/assets/components/container/container.vue
index 60d49022..45ea7076 100644
--- a/assets/components/container/container.vue
+++ b/assets/components/container/container.vue
@@ -38,6 +38,24 @@ async function setConsent(consent) {
 	}
 }
 
+function blur(event) {
+	this.events.emit('blur', event);
+}
+
+function resize(event) {
+	this.events.emit('resize', event);
+}
+
+function mounted() {
+	document.addEventListener('click', this.blur);
+	window.addEventListener('resize', this.resize);
+}
+
+function beforeUnmount() {
+	document.removeEventListener('click', this.blur);
+	window.removeEventListener('resize', this.resize);
+}
+
 export default {
 	components: {
 		Header,
@@ -50,9 +68,13 @@ export default {
 			showWarning: localStorage.getItem('consent') !== window.env.sessionId,
 		};
 	},
+	mounted,
+	beforeUnmount,
 	methods: {
 		toggleSidebar,
 		setConsent,
+		blur,
+		resize,
 	},
 };
 </script>
diff --git a/assets/components/filters/tag-filter.vue b/assets/components/filters/tag-filter.vue
index 83d8401f..c6334093 100644
--- a/assets/components/filters/tag-filter.vue
+++ b/assets/components/filters/tag-filter.vue
@@ -15,7 +15,7 @@
 		</div>
 
 		<template v-slot:tooltip>
-			<div>
+			<div class="filter-options">
 				<select
 					v-model="mode"
 					class="filter-mode"
@@ -105,3 +105,9 @@ export default {
 	},
 };
 </script>
+
+<style lang="scss" scoped>
+.filter-options {
+	width: 15rem;
+}
+</style>
diff --git a/assets/components/header/header.vue b/assets/components/header/header.vue
index 79c05c38..71efdbd5 100644
--- a/assets/components/header/header.vue
+++ b/assets/components/header/header.vue
@@ -95,14 +95,17 @@
 				<template v-slot:tooltip>
 					<div class="menu">
 						<ul class="menu-items noselect">
-							<li class="menu-item disabled">
+							<li
+								class="menu-item disabled"
+								@click.stop
+							>
 								<Icon icon="enter2" />Sign in
 							</li>
 
 							<li
 								v-show="!sfw"
 								class="menu-item"
-								@click="setSfw(true)"
+								@click.stop="setSfw(true)"
 							>
 								<Icon
 									icon="flower"
@@ -113,7 +116,7 @@
 							<li
 								v-show="sfw"
 								class="menu-item"
-								@click="setSfw(false)"
+								@click.stop="setSfw(false)"
 							>
 								<Icon
 									icon="fire"
@@ -124,7 +127,7 @@
 							<li
 								v-show="theme === 'light'"
 								class="menu-item"
-								@click="setTheme('dark')"
+								@click.stop="setTheme('dark')"
 							>
 								<Icon
 									icon="moon"
@@ -135,7 +138,7 @@
 							<li
 								v-show="theme === 'dark'"
 								class="menu-item"
-								@click="setTheme('light')"
+								@click.stop="setTheme('light')"
 							>
 								<Icon
 									icon="sun"
@@ -143,7 +146,10 @@
 								/>Light theme
 							</li>
 
-							<li class="menu-item">
+							<li
+								class="menu-item disabled"
+								@click.stop
+							>
 								<Icon icon="filter" />Filters
 							</li>
 						</ul>
diff --git a/assets/components/tooltip/tooltip.vue b/assets/components/tooltip/tooltip.vue
index 7d87e41a..32bd248b 100644
--- a/assets/components/tooltip/tooltip.vue
+++ b/assets/components/tooltip/tooltip.vue
@@ -1,13 +1,24 @@
 <template>
 	<div class="tooltip-container">
-		<div class="trigger">
+		<div
+			ref="trigger"
+			class="trigger noselect"
+			@click.stop="toggle"
+		>
 			<slot />
 		</div>
 
 		<teleport to="body">
-			<div class="tooltip">
-				<div class="tooltip-wrapper">
-					<slot name="tooltip" />
+			<div
+				v-if="opened"
+				ref="tooltip"
+				class="tooltip-wrapper"
+				:style="{ transform: `translate3d(${tooltipX}px, ${tooltipY}px, 0)` }"
+			>
+				<div class="tooltip-inner">
+					<div class="tooltip">
+						<slot name="tooltip" />
+					</div>
 				</div>
 			</div>
 		</teleport>
@@ -15,23 +26,126 @@
 </template>
 
 <script>
+import { nextTick } from 'vue';
 
+function getX(triggerBoundary, tooltipBoundary) {
+	const idealPosition = triggerBoundary.left + (triggerBoundary.width / 2) - (tooltipBoundary.width / 2);
+
+	// don't overflow left edge
+	if (idealPosition < 0) {
+		return 0;
+	}
+
+	// don't overflow right edge
+	if (idealPosition + tooltipBoundary.width > window.innerWidth) {
+		return window.innerWidth - tooltipBoundary.width;
+	}
+
+	// position at the center of trigger
+	return idealPosition;
+}
+
+async function calculate() {
+	if (!this.opened) {
+		return;
+	}
+
+	const triggerBoundary = this.$refs.trigger.getBoundingClientRect();
+	const tooltipBoundary = this.$refs.tooltip.getBoundingClientRect();
+
+	this.tooltipY = triggerBoundary.top + triggerBoundary.height;
+	this.tooltipX = this.getX(triggerBoundary, tooltipBoundary);
+}
+
+async function open() {
+	this.events.emit('blur');
+
+	await nextTick();
+
+	this.opened = true;
+	await nextTick();
+
+	this.calculate();
+}
+
+function close() {
+	this.opened = false;
+
+	this.tooltipY = 0;
+	this.tooltipX = 0;
+}
+
+function toggle() {
+	if (this.opened) {
+		this.close();
+		return;
+	}
+
+	this.open();
+}
+
+function mounted() {
+	this.events.on('blur', () => {
+		this.close();
+	});
+
+	this.events.on('resize', () => {
+		this.calculate();
+	});
+}
+
+export default {
+	data() {
+		return {
+			opened: false,
+			tooltipX: 0,
+			tooltipY: 0,
+		};
+	},
+	mounted,
+	methods: {
+		calculate,
+		getX,
+		open,
+		close,
+		toggle,
+	},
+};
 </script>
 
 <style lang="scss" scoped>
-.tooltip-container {
-	position: relative;
-	font-size: 1rem;
+.tooltip-wrapper {
+	display: flex;
+	top: 0;
+	left: 0;
+	flex-direction: column;
+	justify-content: center;
+	position: absolute;
+	z-index: 10;
 }
 
-.tooltip-frame {
-	position: fixed;
+.tooltip-inner {
+	position: relative;
+	box-shadow: 0 0 3px var(--darken-weak);
+
+	&:after {
+		content: '';
+		width: 0;
+		height: 0;
+		position: absolute;
+		z-index : 11;
+		top: -.5rem;
+		left: calc(50% - .5rem);
+		border-left: .5rem solid transparent;
+		border-right: .5rem solid transparent;
+		border-bottom: .5rem solid var(--background-light);
+		margin: 0 auto;
+		filter: drop-shadow(0 0 3px var(--darken-weak));
+	}
 }
 
 .tooltip {
-	position: absolute;
-	z-index: 10;
-	top: 2rem;
+	position: relative;
 	background: var(--background-light);
 }
 </style>
diff --git a/assets/js/main.js b/assets/js/main.js
index bc63c17c..89bd79e4 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -1,5 +1,7 @@
 import { createApp, reactive } from 'vue';
 import dayjs from 'dayjs';
+import mitt from 'mitt';
+
 
 import router from './router';
 import initStore from './store';
@@ -17,6 +19,7 @@ import Tooltip from '../components/tooltip/tooltip.vue';
 async function init() {
 	const store = initStore(reactive(router));
 	const app = createApp(Container);
+	const events = mitt();
 
 	initUiObservers(store, router);
 
@@ -36,6 +39,11 @@ async function init() {
 			Tooltip,
 			'v-popover': Tooltip,
 		},
+		data() {
+			return {
+				events,
+			};
+		},
 		watch: {
 			pageTitle(title) {
 				if (title) {
diff --git a/package-lock.json b/package-lock.json
index 01820b88..d2e808d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7569,6 +7569,11 @@
                 "minipass": "^2.9.0"
             }
         },
+        "mitt": {
+            "version": "2.1.0",
+            "resolved": "https://registry.npmjs.org/mitt/-/mitt-2.1.0.tgz",
+            "integrity": "sha512-ILj2TpLiysu2wkBbWjAmww7TkZb65aiQO+DkVdUTBpBXq+MHYiETENkKFMtsJZX1Lf4pe4QOrTSjIfUwN5lRdg=="
+        },
         "mixin-deep": {
             "version": "1.3.2",
             "resolved": "https://registry.npmjs.org/mixin-deep/-/mixin-deep-1.3.2.tgz",
diff --git a/package.json b/package.json
index ae2a1e1f..bcfdb14f 100644
--- a/package.json
+++ b/package.json
@@ -107,6 +107,7 @@
         "knex-migrate": "^1.7.4",
         "longjohn": "^0.2.12",
         "mime": "^2.4.4",
+        "mitt": "^2.1.0",
         "moment": "^2.24.0",
         "nanoid": "^2.1.11",
         "opn": "^5.5.0",