From 3c5f897b267e7d770259f05ac101cc5dec679d3d Mon Sep 17 00:00:00 2001
From: Max Richter <max@max-richter.dev>
Date: Thu, 7 May 2026 21:12:10 +0200
Subject: [PATCH] feat: bunch of small fixes

---
 .../lib/graph-interface/helpers/nodeHelpers.ts |  2 +-
 .../lib/node-registry/node-registry-client.ts  |  1 +
 .../project-manager/project-manager.svelte.ts  |  2 +-
 app/src/lib/runtime/remote-runtime-executor.ts | 18 ------------------
 app/src/lib/runtime/runtime-executor.ts        |  7 +++----
 .../runtime/worker-runtime-executor-backend.ts |  4 ++++
 6 files changed, 10 insertions(+), 24 deletions(-)
 delete mode 100644 app/src/lib/runtime/remote-runtime-executor.ts

diff --git a/app/src/lib/graph-interface/helpers/nodeHelpers.ts b/app/src/lib/graph-interface/helpers/nodeHelpers.ts
index 177e1ac..32ef6e6 100644
--- a/app/src/lib/graph-interface/helpers/nodeHelpers.ts
+++ b/app/src/lib/graph-interface/helpers/nodeHelpers.ts
@@ -38,7 +38,7 @@ export function serializeNode(node: SerializedNode | NodeInstance): SerializedNo
     id: node.id,
     position: [...node.position],
     type: node.type,
-    props: node.props
+    props: node.props ? JSON.parse(JSON.stringify(node.props)) : undefined
   };
 }
 
diff --git a/app/src/lib/node-registry/node-registry-client.ts b/app/src/lib/node-registry/node-registry-client.ts
index 37feabe..386aa4b 100644
--- a/app/src/lib/node-registry/node-registry-client.ts
+++ b/app/src/lib/node-registry/node-registry-client.ts
@@ -141,6 +141,7 @@ export class RemoteNodeRegistry implements NodeRegistry {
       wrapper = createWasmWrapper(wasmBuffer);
     } catch (error) {
       console.error(`Failed to create node wrapper for node: ${id}`, error);
+      throw error;
     }
 
     const rawDefinition = wrapper.get_definition();
diff --git a/app/src/lib/project-manager/project-manager.svelte.ts b/app/src/lib/project-manager/project-manager.svelte.ts
index f6f53dd..b6b43d7 100644
--- a/app/src/lib/project-manager/project-manager.svelte.ts
+++ b/app/src/lib/project-manager/project-manager.svelte.ts
@@ -19,7 +19,7 @@ export class ProjectManager {
   }
 
   async saveGraph(g: Graph) {
-    db.saveGraph(g);
+    await db.saveGraph(g);
   }
 
   private async init() {
diff --git a/app/src/lib/runtime/remote-runtime-executor.ts b/app/src/lib/runtime/remote-runtime-executor.ts
deleted file mode 100644
index 915b3bd..0000000
--- a/app/src/lib/runtime/remote-runtime-executor.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import type { Graph, RuntimeExecutor } from '@nodarium/types';
-
-export class RemoteRuntimeExecutor implements RuntimeExecutor {
-  constructor(private url: string) {}
-
-  async execute(graph: Graph, settings: Record<string, unknown>): Promise<Int32Array> {
-    const res = await fetch(this.url, {
-      method: 'POST',
-      body: JSON.stringify({ graph, settings })
-    });
-
-    if (!res.ok) {
-      throw new Error(`Failed to execute graph`);
-    }
-
-    return new Int32Array(await res.arrayBuffer());
-  }
-}
diff --git a/app/src/lib/runtime/runtime-executor.ts b/app/src/lib/runtime/runtime-executor.ts
index d552dda..785990e 100644
--- a/app/src/lib/runtime/runtime-executor.ts
+++ b/app/src/lib/runtime/runtime-executor.ts
@@ -173,9 +173,7 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
   constructor(
     private registry: NodeRegistry,
     public cache?: SyncCache<Int32Array>
-  ) {
-    this.cache = undefined;
-  }
+  ) {}
 
   private async getNodeDefinitions(graph: Graph) {
     if (this.registry.status !== 'ready') {
@@ -314,6 +312,7 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
         continue;
       }
 
+
       a = performance.now();
 
       // Collect the inputs for the node
@@ -399,7 +398,7 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
         log.groupEnd();
       } catch (e) {
         log.groupEnd();
-        log.error(`Error executing node ${node_type.id || node.id}`, e);
+        throw e;
       }
     }
 
diff --git a/app/src/lib/runtime/worker-runtime-executor-backend.ts b/app/src/lib/runtime/worker-runtime-executor-backend.ts
index 2def545..0905680 100644
--- a/app/src/lib/runtime/worker-runtime-executor-backend.ts
+++ b/app/src/lib/runtime/worker-runtime-executor-backend.ts
@@ -2,6 +2,7 @@ import { debugNode } from '$lib/node-registry/debugNode';
 import { IndexDBCache, RemoteNodeRegistry } from '$lib/node-registry/index';
 import type { Graph } from '@nodarium/types';
 import { createPerformanceStore } from '@nodarium/utils';
+import * as Comlink from 'comlink';
 import { MemoryRuntimeExecutor } from './runtime-executor';
 import { MemoryRuntimeCache } from './runtime-executor-cache';
 
@@ -38,6 +39,9 @@ export async function executeGraph(
   performanceStore.startRun();
   const res = await executor.execute(graph, settings);
   performanceStore.stopRun();
+  if (res?.buffer) {
+    return Comlink.transfer(res, [res.buffer]);
+  }
   return res;
 }