Improves graph selection perf

Author: eamodio

src/system/object.ts

@@ -131,23 +131,52 @@ export function paths(o: Record<string, any>, path?: string): string[] {
 }
 
 export function updateRecordValue<T>(
-	obj: Record<string, T> | undefined,
+	o: Record<string, T> | undefined,
 	key: string,
 	value: T | undefined,
 ): Record<string, T> {
-	if (obj == null) {
-		obj = Object.create(null) as Record<string, T>;
+	if (o == null) {
+		o = Object.create(null) as Record<string, T>;
 	}
 
 	if (value != null && (typeof value !== 'boolean' || value)) {
 		if (typeof value === 'object') {
-			obj[key] = { ...value };
+			o[key] = { ...value };
 		} else {
-			obj[key] = value;
+			o[key] = value;
 		}
 	} else {
-		const { [key]: _, ...rest } = obj;
-		obj = rest;
+		const { [key]: _, ...rest } = o;
+		o = rest;
 	}
-	return obj;
+	return o;
+}
+
+/**
+ * Efficiently checks if an object has at least one own enumerable property
+ * @param o - The object to check
+ * @returns true if the object has at least one own enumerable property, false otherwise
+ */
+export function hasKeys(o: Record<string, any> | null | undefined): boolean {
+	for (const k in o) {
+		if (Object.hasOwn(o, k)) return true;
+	}
+	return false;
+}
+
+/**
+ * Efficiently checks if an object has at least the specified number of truthy values (or at least one if not specified)
+ * @param o - The object to check (typically a Record<string, boolean>)
+ * @param required - The minimum number of truthy values required (default: 1)
+ * @returns true if the object has at least the required number of properties with truthy values
+ */
+export function hasTruthyKeys(o: Record<string, any> | null | undefined, required: number = 1): boolean {
+	let count = 0;
+	for (const k in o) {
+		if (Object.hasOwn(o, k) && o[k]) {
+			count++;
+			if (count >= required) return true; // Early exit once we know we have enough
+		}
+	}
+	return count >= required;
 }

src/webviews/apps/plus/graph/graph-header.ts

@@ -385,7 +385,7 @@ export class GlGraphHeader extends SignalWatcher(LitElement) {
 		this.graphState.searching = false;
 	}
 
-	@debounce(250)
+	@debounce(500)
 	private handleSearchInput(e: CustomEvent<SearchQuery>) {
 		this.graphState.filter = e.detail;
 		void this.handleSearch();
@@ -530,7 +530,7 @@ export class GlGraphHeader extends SignalWatcher(LitElement) {
 			let timeout: ReturnType<typeof setTimeout> | undefined = setTimeout(() => {
 				timeout = undefined;
 				this.graphState.loading = true;
-			}, 500);
+			}, 250);
 
 			const ensureCore = async () => {
 				const e = await this.onEnsureRowPromise(id, false);