From c7760b433b1bdbcaed7e7cd55d53b5b331f0f0fa Mon Sep 17 00:00:00 2001
From: Adam <2363879+adamdotdevin@users.noreply.github.com>
Date: Thu, 26 Mar 2026 13:41:22 -0500
Subject: fix(app): more startup perf (#19288)

---
 packages/app/src/pages/directory-layout.tsx        |  7 ++++++
 packages/app/src/pages/session.tsx                 |  1 -
 .../app/src/pages/session/session-side-panel.tsx   |  9 +++----
 .../app/src/pages/session/use-session-commands.tsx | 28 +++++++++++++++-------
 4 files changed, 32 insertions(+), 13 deletions(-)

(limited to 'packages/app/src/pages')

diff --git a/packages/app/src/pages/directory-layout.tsx b/packages/app/src/pages/directory-layout.tsx
index 6d3b04be9..427b4823b 100644
--- a/packages/app/src/pages/directory-layout.tsx
+++ b/packages/app/src/pages/directory-layout.tsx
@@ -12,6 +12,7 @@ import { decode64 } from "@/utils/base64"
 function DirectoryDataProvider(props: ParentProps<{ directory: string }>) {
   const location = useLocation()
   const navigate = useNavigate()
+  const params = useParams()
   const sync = useSync()
   const slug = createMemo(() => base64Encode(props.directory))
 
@@ -22,6 +23,12 @@ function DirectoryDataProvider(props: ParentProps<{ directory: string }>) {
     navigate(`/${base64Encode(next)}${path}${location.search}${location.hash}`, { replace: true })
   })
 
+  createEffect(() => {
+    const id = params.id
+    if (!id) return
+    void sync.session.sync(id)
+  })
+
   return (
     <DataProvider
       data={sync.data}
diff --git a/packages/app/src/pages/session.tsx b/packages/app/src/pages/session.tsx
index 2d3e31355..8a158cad5 100644
--- a/packages/app/src/pages/session.tsx
+++ b/packages/app/src/pages/session.tsx
@@ -712,7 +712,6 @@ export default function Page() {
             return Date.now() - info.at > SESSION_PREFETCH_TTL
           })()
       const todos = untrack(() => sync.data.todo[id] !== undefined || globalSync.data.session_todo[id] !== undefined)
-
       untrack(() => {
         void sync.session.sync(id)
       })
diff --git a/packages/app/src/pages/session/session-side-panel.tsx b/packages/app/src/pages/session/session-side-panel.tsx
index 58c650fcd..c07942627 100644
--- a/packages/app/src/pages/session/session-side-panel.tsx
+++ b/packages/app/src/pages/session/session-side-panel.tsx
@@ -13,7 +13,6 @@ import { useDialog } from "@opencode-ai/ui/context/dialog"
 
 import FileTree from "@/components/file-tree"
 import { SessionContextUsage } from "@/components/session-context-usage"
-import { DialogSelectFile } from "@/components/dialog-select-file"
 import { SessionContextTab, SortableTab, FileVisual } from "@/components/session"
 import { useCommand } from "@/context/command"
 import { useFile, type SelectedLineRange } from "@/context/file"
@@ -293,9 +292,11 @@ export function SessionSidePanel(props: {
                             variant="ghost"
                             iconSize="large"
                             class="!rounded-md"
-                            onClick={() =>
-                              dialog.show(() => <DialogSelectFile mode="files" onOpenFile={showAllFiles} />)
-                            }
+                            onClick={() => {
+                              void import("@/components/dialog-select-file").then((x) => {
+                                dialog.show(() => <x.DialogSelectFile mode="files" onOpenFile={showAllFiles} />)
+                              })
+                            }}
                             aria-label={language.t("command.file.open")}
                           />
                         </TooltipKeybind>
diff --git a/packages/app/src/pages/session/use-session-commands.tsx b/packages/app/src/pages/session/use-session-commands.tsx
index 7394765ae..1a1c290f6 100644
--- a/packages/app/src/pages/session/use-session-commands.tsx
+++ b/packages/app/src/pages/session/use-session-commands.tsx
@@ -11,10 +11,6 @@ import { usePrompt } from "@/context/prompt"
 import { useSDK } from "@/context/sdk"
 import { useSync } from "@/context/sync"
 import { useTerminal } from "@/context/terminal"
-import { DialogSelectFile } from "@/components/dialog-select-file"
-import { DialogSelectModel } from "@/components/dialog-select-model"
-import { DialogSelectMcp } from "@/components/dialog-select-mcp"
-import { DialogFork } from "@/components/dialog-fork"
 import { showToast } from "@opencode-ai/ui/toast"
 import { findLast } from "@opencode-ai/util/array"
 import { createSessionTabs } from "@/pages/session/helpers"
@@ -257,7 +253,11 @@ export const useSessionCommands = (actions: SessionCommandContext) => {
         description: language.t("palette.search.placeholder"),
         keybind: "mod+k,mod+p",
         slash: "open",
-        onSelect: () => dialog.show(() => <DialogSelectFile onOpenFile={showAllFiles} />),
+        onSelect: () => {
+          void import("@/components/dialog-select-file").then((x) => {
+            dialog.show(() => <x.DialogSelectFile onOpenFile={showAllFiles} />)
+          })
+        },
       }),
       fileCommand({
         id: "tab.close",
@@ -351,7 +351,11 @@ export const useSessionCommands = (actions: SessionCommandContext) => {
         description: language.t("command.model.choose.description"),
         keybind: "mod+'",
         slash: "model",
-        onSelect: () => dialog.show(() => <DialogSelectModel model={local.model} />),
+        onSelect: () => {
+          void import("@/components/dialog-select-model").then((x) => {
+            dialog.show(() => <x.DialogSelectModel model={local.model} />)
+          })
+        },
       }),
       mcpCommand({
         id: "mcp.toggle",
@@ -359,7 +363,11 @@ export const useSessionCommands = (actions: SessionCommandContext) => {
         description: language.t("command.mcp.toggle.description"),
         keybind: "mod+;",
         slash: "mcp",
-        onSelect: () => dialog.show(() => <DialogSelectMcp />),
+        onSelect: () => {
+          void import("@/components/dialog-select-mcp").then((x) => {
+            dialog.show(() => <x.DialogSelectMcp />)
+          })
+        },
       }),
       agentCommand({
         id: "agent.cycle",
@@ -487,7 +495,11 @@ export const useSessionCommands = (actions: SessionCommandContext) => {
         description: language.t("command.session.fork.description"),
         slash: "fork",
         disabled: !params.id || visibleUserMessages().length === 0,
-        onSelect: () => dialog.show(() => <DialogFork />),
+        onSelect: () => {
+          void import("@/components/dialog-fork").then((x) => {
+            dialog.show(() => <x.DialogFork />)
+          })
+        },
       }),
       ...share,
     ]
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