From c5c54b069105abe8e119571036b422c36ee8e1a6 Mon Sep 17 00:00:00 2001
From: Arthur Lu <root@tronnet.net>
Date: Wed, 4 Oct 2023 18:59:46 +0000
Subject: [PATCH] fix search regexp escape, wrap chartjs with custom element

---
 account.html         |  7 +---
 scripts/account.js   | 81 ++++++++++++++++++++------------------------
 scripts/chart.js     | 35 +++++++++++++++++++
 scripts/draggable.js |  2 +-
 scripts/instance.js  |  6 ++--
 5 files changed, 78 insertions(+), 53 deletions(-)
 create mode 100644 scripts/chart.js

diff --git a/account.html b/account.html
index 2d67fcb..3daa866 100644
--- a/account.html
+++ b/account.html
@@ -9,6 +9,7 @@
 		<link rel="stylesheet" href="css/style.css">
 		<link rel="stylesheet" href="css/nav.css">
 		<script src="scripts/account.js" type="module"></script>
+		<script src="scripts/chart.js" type="module"></script>
 		<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
 		<style>
 			@media screen and (width >= 1264px){
@@ -18,12 +19,6 @@
 					grid-gap: 0px;
 					justify-content: space-between;
 				}
-				#resource-container > * {
-					position: relative;
-					min-width: 200px;
-					max-width: 400px;
-					aspect-ratio: 1 / 1;
-				}
 			}
 			@media screen and (width <= 1264px) and (width >= 480px) {
 				#resource-container {
diff --git a/scripts/account.js b/scripts/account.js
index 7140e41..35b5f04 100644
--- a/scripts/account.js
+++ b/scripts/account.js
@@ -43,68 +43,61 @@ function populateResources (containerID, meta, resources) {
 			if (meta[resourceType].display) {
 				if (meta[resourceType].type === "list") {
 					resources[resourceType].forEach((listResource) => {
-						const chart = createResourceUsageChart(listResource.name, listResource.avail, listResource.used, listResource.max, null);
-						container.append(chart);
+						createResourceUsageChart(container, listResource.name, listResource.avail, listResource.used, listResource.max, null);
 					});
 				}
 				else {
-					const chart = createResourceUsageChart(meta[resourceType].name, resources[resourceType].avail, resources[resourceType].used, resources[resourceType].max, meta[resourceType]);
-					container.append(chart);
+					createResourceUsageChart(container, meta[resourceType].name, resources[resourceType].avail, resources[resourceType].used, resources[resourceType].max, meta[resourceType]);
 				}
 			}
 		});
 	}
 }
 
-function createResourceUsageChart (resourceName, resourceAvail, resourceUsed, resourceMax, resourceUnitData) {
-	const container = document.createElement("div");
-	const canvas = document.createElement("canvas");
-	container.append(canvas);
+function createResourceUsageChart (container, resourceName, resourceAvail, resourceUsed, resourceMax, resourceUnitData) {
+	const chart = document.createElement("custom-chart");
+	container.append(chart);
 	const maxStr = parseNumber(resourceMax, resourceUnitData);
 	const usedStr = parseNumber(resourceUsed, resourceUnitData);
 	const usedRatio = resourceUsed / resourceMax;
 	const R = Math.min(usedRatio * 510, 255);
 	const G = Math.min((1 - usedRatio) * 510, 255);
 	const usedColor = `rgb(${R}, ${G}, 0)`;
-	createChart(canvas, {
-		type: "pie",
-		data: {
-			labels: [
-				"Used",
-				"Available"
-			],
-			datasets: [{
-				label: resourceName,
-				data: [resourceUsed, resourceAvail],
-				backgroundColor: [
-					usedColor,
-					"rgb(140, 140, 140)"
+	chart.data = {
+		chart: {
+			type: "pie",
+			data: {
+				labels: [
+					"Used",
+					"Available"
 				],
-				borderWidth: 0,
-				hoverOffset: 4
-			}]
-		},
-		options: {
-			plugins: {
-				title: {
-					display: true,
-					position: "bottom",
-					text: [resourceName, `Used ${usedStr} of ${maxStr}`],
-					color: "white"
-				},
-				legend: {
-					display: false
+				datasets: [{
+					label: resourceName,
+					data: [resourceUsed, resourceAvail],
+					backgroundColor: [
+						usedColor,
+						"rgb(140, 140, 140)"
+					],
+					borderWidth: 0,
+					hoverOffset: 4
+				}]
+			},
+			options: {
+				plugins: {
+					title: {
+						display: true,
+						position: "bottom",
+						text: [resourceName, `Used ${usedStr} of ${maxStr}`],
+						color: "white"
+					},
+					legend: {
+						display: false
+					}
 				}
 			}
-		}
-	});
-	canvas.role = "img";
-	canvas.ariaLabel = `${resourceName} used ${usedStr} of ${maxStr}`;
-	return container;
-}
-
-function createChart (ctx, data) {
-	return new window.Chart(ctx, data);
+		},
+		ariaLabel: `${resourceName} used ${usedStr} of ${maxStr}`
+	};
 }
 
 function parseNumber (value, unitData) {
diff --git a/scripts/chart.js b/scripts/chart.js
new file mode 100644
index 0000000..7958eb0
--- /dev/null
+++ b/scripts/chart.js
@@ -0,0 +1,35 @@
+class CustomChart extends HTMLElement {
+	constructor (data) {
+		super();
+		this.attachShadow({ mode: "open" });
+		this.shadowRoot.innerHTML = `
+            <style>
+                div {
+					min-width: 200px;
+					max-width: 400px;
+					aspect-ratio: 1 / 1;
+                }
+            </style>
+            <div>
+                <canvas>
+            </div>
+        `;
+        this.canvas = this.shadowRoot.querySelector("canvas");
+	}
+
+	set data (data) {
+		this.canvas.role = "img";
+		this.canvas.ariaLabel = data.ariaLabel;
+		createChart(this.canvas, data.chart);
+	}
+
+	get data () {
+		return null;
+	}
+}
+
+function createChart (ctx, data) {
+	return new Chart(ctx, data);
+}
+
+customElements.define("custom-chart", CustomChart);
diff --git a/scripts/draggable.js b/scripts/draggable.js
index 215b944..765ce12 100644
--- a/scripts/draggable.js
+++ b/scripts/draggable.js
@@ -5,7 +5,7 @@ const draggableItemUUIDs = {};
  * Get the data transfer source object by parsing its types. Valid draggable-item events have one type of the format `application/json/${uuid}`.
  * The function takes the entire type list from event.dataTransfer.types and returns the source object if valid, or null if invalid.
  * @param {*} typesList from event.dataTransfer.types
- * @returns {Object} Object containing the type, uuid, and element of the dataTransfer source or null 
+ * @returns {Object} Object containing the type, uuid, and element of the dataTransfer source or null
  */
 function getDragSource (typesList) {
 	if (typesList.length !== 1) {
diff --git a/scripts/instance.js b/scripts/instance.js
index c3425a9..2ba792d 100644
--- a/scripts/instance.js
+++ b/scripts/instance.js
@@ -77,8 +77,10 @@ class InstanceCard extends HTMLElement {
 
 		const nameParagraph = this.shadowRoot.querySelector("#instance-name");
 		if (this.searchQuery) {
-			const regEscape = v => v.replace("[-[\]{}()*+?.,\\^$|#\s]", "\\$&");
-			const nameParts = this.name.split(new RegExp(regEscape(`(${this.searchQuery})`), "ig"));
+			const regExpEscape = v => v.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+			const escapedQuery = regExpEscape(this.searchQuery);
+			const searchRegExp = new RegExp(`(${escapedQuery})`, "gi");
+			const nameParts = this.name.split(searchRegExp);
 			for (let i = 0; i < nameParts.length; i++) {
 				const part = document.createElement("span");
 				part.innerText = nameParts[i];