From 74ab98ec38ed41e94d60c528bc8966d6b6442a82 Mon Sep 17 00:00:00 2001
From: shine1i <wasimysdev@gmail.com>
Date: Mon, 13 Apr 2026 14:49:21 +0200
Subject: [PATCH] fix chat delete sync

---
 .../src/features/chat/chat-settings-sheet.tsx    | 13 ++++++++++---
 .../src/features/chat/runtime-provider.tsx       |  3 +++
 .../features/chat/utils/delete-thread-message.ts | 16 +++++++++++-----
 3 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/studio/frontend/src/features/chat/chat-settings-sheet.tsx b/studio/frontend/src/features/chat/chat-settings-sheet.tsx
index 89a919b964..823a99b697 100644
--- a/studio/frontend/src/features/chat/chat-settings-sheet.tsx
+++ b/studio/frontend/src/features/chat/chat-settings-sheet.tsx
@@ -644,11 +644,18 @@ export function ChatSettingsPanel({
       const builtinPreset = BUILTIN_PRESETS.find(
         (preset) => preset.name === name,
       );
-      if (!builtinPreset) {
-        setActivePreset("Default");
+      const fallbackPreset =
+        builtinPreset ??
+        BUILTIN_PRESETS.find((preset) => preset.name === "Default");
+      if (fallbackPreset) {
+        onParamsChange({
+          ...fallbackPreset.params,
+          checkpoint: params.checkpoint,
+        });
+        setActivePreset(fallbackPreset.name);
         if (canUseStorage()) {
           try {
-            localStorage.setItem(CHAT_ACTIVE_PRESET_KEY, "Default");
+            localStorage.setItem(CHAT_ACTIVE_PRESET_KEY, fallbackPreset.name);
           } catch {
             // ignore
           }
diff --git a/studio/frontend/src/features/chat/runtime-provider.tsx b/studio/frontend/src/features/chat/runtime-provider.tsx
index 024543edb9..348a0a85c4 100644
--- a/studio/frontend/src/features/chat/runtime-provider.tsx
+++ b/studio/frontend/src/features/chat/runtime-provider.tsx
@@ -331,6 +331,9 @@ function fallbackTitleFromUserText(userText: string): string {
 }
 
 function cloneContent(content: ThreadMessage["content"]): ThreadMessage["content"] {
+  if (typeof content === "string") {
+    return content;
+  }
   return Array.isArray(content)
     ? JSON.parse(JSON.stringify(content))
     : [];
diff --git a/studio/frontend/src/features/chat/utils/delete-thread-message.ts b/studio/frontend/src/features/chat/utils/delete-thread-message.ts
index c56577d855..a6d6556a87 100644
--- a/studio/frontend/src/features/chat/utils/delete-thread-message.ts
+++ b/studio/frontend/src/features/chat/utils/delete-thread-message.ts
@@ -21,6 +21,9 @@ import { db } from "@/features/chat/db";
 import type { MessageRecord } from "@/features/chat/types";
 
 function cloneContent(content: ThreadMessage["content"]): ThreadMessage["content"] {
+  if (typeof content === "string") {
+    return content;
+  }
   return Array.isArray(content) ? JSON.parse(JSON.stringify(content)) : [];
 }
 
@@ -76,12 +79,15 @@ async function syncExportedRepositoryToDexie(
   await db.transaction("rw", db.messages, async () => {
     const keepIds = new Set(exp.messages.map((x) => x.message.id));
     const existing = await db.messages.where("threadId").equals(remoteId).toArray();
-    await Promise.all(
-      existing.filter((m) => !keepIds.has(m.id)).map((m) => db.messages.delete(m.id)),
-    );
-    await Promise.all(
+    const idsToDelete = existing
+      .filter((m) => !keepIds.has(m.id))
+      .map((m) => m.id);
+    if (idsToDelete.length > 0) {
+      await db.messages.bulkDelete(idsToDelete);
+    }
+    await db.messages.bulkPut(
       exp.messages.map(({ message, parentId }) =>
-        db.messages.put(exportedItemToRecord(remoteId, parentId, message)),
+        exportedItemToRecord(remoteId, parentId, message),
       ),
     );
   });