Initial commit

dist/shared/idempotency/idempotencyStore.js

@@ -0,0 +1,26 @@
+const store = new Map();
+export function makeIdempotencyKey(scope, key) {
+    return `${scope}:${key}`;
+}
+export function readIdempotency(scope, key) {
+    const entry = store.get(makeIdempotencyKey(scope, key));
+    if (!entry) {
+        return null;
+    }
+    if (entry.expiresAt < Date.now()) {
+        store.delete(makeIdempotencyKey(scope, key));
+        return null;
+    }
+    return entry.value;
+}
+export function writeIdempotency(scope, key, value, ttlMs) {
+    store.set(makeIdempotencyKey(scope, key), {
+        key,
+        scope,
+        value,
+        expiresAt: Date.now() + ttlMs
+    });
+}
+export function clearIdempotency(scope, key) {
+    store.delete(makeIdempotencyKey(scope, key));
+}