Generate hsl for EventType label

src/collections/EventTypes.ts

@@ -5,6 +5,29 @@ const EventTypes: CollectionConfig = {
 	access: {
 		read: () => true,
 	},
+	hooks: {
+		afterRead: [
+			({ doc }) => {
+				const hashCode = (str) => {
+					let hash = 0;
+
+					for (let i = 0; i < str.length; i++)
+						hash = str.charCodeAt(i) + ((hash << 5) - hash);
+
+
+					return hash;
+				};
+
+				const pickColour = (str) => {
+					return `hsl(${hashCode(str) % 360}, 100%, 50%)`;
+				};
+
+				doc.backgroundColour = pickColour(doc.name);
+
+				return doc;
+			}
+		]
+	},
 	admin: {
 		useAsTitle: 'name'
 	},