continue refactor of backend to utilize ts, deprecate js

server/src/stores/vectorStore.ts

@@ -0,0 +1,21 @@
+'use strict';
+
+const vectors = new Map<string, Float32Array>();
+
+export function storeVector(chunkId: string, embedding: number[]): void {
+  vectors.set(chunkId, new Float32Array(embedding));
+}
+
+export function getVector(chunkId: string): Float32Array | null {
+  return vectors.get(chunkId) || null;
+}
+
+export function getAllVectors(): Map<string, Float32Array> {
+  return vectors;
+}
+
+export function deleteVectorsForChunks(chunkIds: string[]): void {
+  for (const id of chunkIds) {
+    vectors.delete(id);
+  }
+}