Engage!

1 files changed, 50 insertions, 0 deletions

diff --git a/llama.cpp/tools/server/webui/src/lib/stores/persisted.svelte.ts b/llama.cpp/tools/server/webui/src/lib/stores/persisted.svelte.ts
new file mode 100644
index 0000000..1e07f80
--- /dev/null
+++ b/llama.cpp/tools/server/webui/src/lib/stores/persisted.svelte.ts
@@ -0,0 +1,50 @@
+import { browser } from '$app/environment';
+
+type PersistedValue<T> = {
+	get value(): T;
+	set value(newValue: T);
+};
+
+export function persisted<T>(key: string, initialValue: T): PersistedValue<T> {
+	let value = initialValue;
+
+	if (browser) {
+		try {
+			const stored = localStorage.getItem(key);
+
+			if (stored !== null) {
+				value = JSON.parse(stored) as T;
+			}
+		} catch (error) {
+			console.warn(`Failed to load ${key}:`, error);
+		}
+	}
+
+	const persist = (next: T) => {
+		if (!browser) {
+			return;
+		}
+
+		try {
+			if (next === null || next === undefined) {
+				localStorage.removeItem(key);
+				return;
+			}
+
+			localStorage.setItem(key, JSON.stringify(next));
+		} catch (error) {
+			console.warn(`Failed to persist ${key}:`, error);
+		}
+	};
+
+	return {
+		get value() {
+			return value;
+		},
+
+		set value(newValue: T) {
+			value = newValue;
+			persist(newValue);
+		}
+	};
+}