Finale: upgrade changed files card to fix various UI issues#4113

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Merged
juliusmarminge merged 5 commits into from
Jul 20, 2026
Merged

Finale: upgrade changed files card to fix various UI issues #4113

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f27a82a
ui: decodexify changed files
sandersonstabo Jul 18, 2026
d55d1a4
ui: pluralize changed file labels
sandersonstabo Jul 18, 2026
cd41a42
Merge branch 'main' into decodexify
juliusmarminge Jul 20, 2026
13d3453
Improve changed-files headers and controls
juliusmarminge Jul 20, 2026
138ddd9
Standardize changed-files action button sizing
juliusmarminge Jul 20, 2026
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27 changes: 26 additions & 1 deletion apps/web/src/components/chat/ChangedFilesTree.test.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
it("keeps its compact header sticky while preserving singular labels", () => {
const markup = renderToStaticMarkup(
<ChangedFilesCard
turnId={TurnId.make("turn-1")}
files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
allDirectoriesExpanded
resolvedTheme="light"
onToggleAllDirectories={() => {}}
onOpenTurnDiff={() => {}}
/>,
);

expect(markup).toContain('class="sticky top-0 z-10');
expect(markup).not.toContain("self-start");
expect(markup).toContain("whitespace-nowrap");
expect(markup).toContain("!size-[22px]");
expect(markup).toContain("size-3");
expect(markup).toContain('aria-label="Collapse all"');
expect(markup).toContain('aria-label="View diff"');
expect(markup).toContain("1 changed file");
expect(markup).not.toContain("1 changed files");
});
});

describe("ChangedFilesTree", () => {
it.each([
Expand Down
96 changes: 64 additions & 32 deletions apps/web/src/components/chat/ChangedFilesTree.tsx
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Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
summarizeTurnDiffStats,
type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
ChevronsDownUpIcon,
ChevronsUpDownIcon,
ChevronRightIcon,
FileDiffIcon,
FolderIcon,
FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

return (
<div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
<div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
<p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
<span>{files.length} changed files</span>
<div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
<div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
<p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
<span>
{files.length} changed file{files.length === 1 ? "" : "s"}
</span>
{hasNonZeroStat(summaryStat) && (
<DiffStatLabel
additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
)}
</p>
<div className="flex items-center gap-1.5">
<Button
type="button"
size="xs"
variant="outline"
data-scroll-anchor-ignore
onClick={onToggleAllDirectories}
>
{allDirectoriesExpanded ? "Collapse all" : "Expand all"}
</Button>
<Button
type="button"
size="xs"
variant="outline"
onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
>
View diff
</Button>
<Tooltip>
<TooltipTrigger
render={
<Button
type="button"
size="icon-xs"
variant="outline"
className="!size-[22px]"
aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
data-scroll-anchor-ignore
onClick={onToggleAllDirectories}
/>
}
>
{allDirectoriesExpanded ? (
<ChevronsDownUpIcon className="size-3" />
) : (
<ChevronsUpDownIcon className="size-3" />
)}
</TooltipTrigger>
<TooltipPopup side="top">
{allDirectoriesExpanded ? "Collapse all" : "Expand all"}
</TooltipPopup>
</Tooltip>
<Tooltip>
<TooltipTrigger
render={
<Button
type="button"
size="icon-xs"
variant="outline"
className="!size-[22px]"
aria-label="View diff"
onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
/>
}
>
<FileDiffIcon className="size-3" />
</TooltipTrigger>
<TooltipPopup side="top">View diff</TooltipPopup>
</Tooltip>
</div>
</div>
<div className="px-2 pb-2">
<ChangedFilesTree
key={`changed-files-tree:${turnId}`}
turnId={turnId}
files={files}
allDirectoriesExpanded={allDirectoriesExpanded}
resolvedTheme={resolvedTheme}
onOpenTurnDiff={onOpenTurnDiff}
/>
</div>
<ChangedFilesTree
key={`changed-files-tree:${turnId}`}
turnId={turnId}
files={files}
allDirectoriesExpanded={allDirectoriesExpanded}
resolvedTheme={resolvedTheme}
onOpenTurnDiff={onOpenTurnDiff}
/>
</div>
);
});
Expand Down
54 changes: 53 additions & 1 deletion apps/web/src/components/chat/MessagesTimeline.test.tsx
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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
it("keeps assistant changed-files headers sticky below the thread header", async () => {
const { MessagesTimeline } = await import("./MessagesTimeline");
const assistantMessageId = MessageId.make("message-assistant-with-files");
const turnId = TurnId.make("turn-with-files");
const markup = renderToStaticMarkup(
<MessagesTimeline
{...buildProps()}
timelineEntries={[
{
id: "entry-assistant-with-files",
kind: "message",
createdAt: MESSAGE_CREATED_AT,
message: {
id: assistantMessageId,
role: "assistant",
text: "Updated the fixture.",
turnId,
createdAt: MESSAGE_CREATED_AT,
updatedAt: MESSAGE_CREATED_AT,
streaming: false,
},
},
]}
turnDiffSummaryByAssistantMessageId={
new Map([
[
assistantMessageId,
{
turnId,
checkpointTurnCount: 1,
checkpointRef: CheckpointRef.make("checkpoint-with-files"),
status: "ready",
files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
assistantMessageId,
completedAt: MESSAGE_CREATED_AT,
},
],
])
}
/>,
);

expect(markup).toContain('class="sticky top-2 z-10');
expect(markup).not.toContain("self-start");
expect(markup).toContain("whitespace-nowrap");
expect(markup).toContain("!size-[22px]");
expect(markup).toContain("size-3");
expect(markup).toContain('aria-label="Collapse all"');
expect(markup).toContain('aria-label="View diff"');
expect(markup).toContain("1 changed file");
});

it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
const {
resolveTimelineIsAtEnd,
Expand Down
84 changes: 58 additions & 26 deletions apps/web/src/components/chat/MessagesTimeline.tsx
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
CheckIcon,
ChevronDownIcon,
ChevronRightIcon,
ChevronsDownUpIcon,
ChevronsUpDownIcon,
CircleAlertIcon,
EyeIcon,
FileDiffIcon,
GlobeIcon,
HammerIcon,
MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
);
const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
const summaryStat = summarizeTurnDiffStats(checkpointFiles);
const changedFileCountLabel = String(checkpointFiles.length);

return (
<div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
<div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
<p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
<span>Changed files ({changedFileCountLabel})</span>
<div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
<div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
<p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
<span>
{checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
</span>
{hasNonZeroStat(summaryStat) && (
<>
<span className="mx-1">•</span>
<DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
</>
<DiffStatLabel
additions={summaryStat.additions}
className="text-xs leading-4"
deletions={summaryStat.deletions}
layout="inline"
/>
)}
</p>
<div className="flex items-center gap-1.5">
<Button
type="button"
size="xs"
variant="outline"
data-scroll-anchor-ignore
onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
>
{allDirectoriesExpanded ? "Collapse all" : "Expand all"}
</Button>
<Button
type="button"
size="xs"
variant="outline"
onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
>
View diff
</Button>
<Tooltip>
<TooltipTrigger
render={
<Button
type="button"
size="icon-xs"
variant="outline"
className="!size-[22px]"
aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
data-scroll-anchor-ignore
onClick={() =>
setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
}
/>
}
>
{allDirectoriesExpanded ? (
<ChevronsDownUpIcon className="size-3" />
) : (
<ChevronsUpDownIcon className="size-3" />
)}
</TooltipTrigger>
<TooltipPopup side="top">
{allDirectoriesExpanded ? "Collapse all" : "Expand all"}
</TooltipPopup>
</Tooltip>
<Tooltip>
<TooltipTrigger
render={
<Button
type="button"
size="icon-xs"
variant="outline"
className="!size-[22px]"
aria-label="View diff"
onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
/>
}
>
<FileDiffIcon className="size-3" />
</TooltipTrigger>
<TooltipPopup side="top">View diff</TooltipPopup>
</Tooltip>
</div>
</div>
<ChangedFilesTree
Expand Down
Loading
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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Finale: upgrade changed files card to fix various UI issues#4113

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 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Finale: upgrade changed files card to fix various UI issues#4113

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 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Finale: upgrade changed files card to fix various UI issues#4113

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Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

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to your account

 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
Show file tree
Hide file tree
 Changes from all commits
Commits

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5 commits


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Hold shift + click to select a range
f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

File filter

Filter by extension
Filter by extension
Conversations

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Failed to load files. 
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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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Finale: upgrade changed files card to fix various UI issues#4113

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 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Finale: upgrade changed files card to fix various UI issues#4113

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juliusmarminge
merged 5 commits into

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Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Finale: upgrade changed files card to fix various UI issues#4113

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Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

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Sign in
to your account

 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

File filter

Filter by extension
Filter by extension
Conversations

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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Finale: upgrade changed files card to fix various UI issues#4113

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 Merged

juliusmarminge
merged 5 commits into

from

Jul 20, 2026
 Merged


Finale: upgrade changed files card to fix various UI issues
#4113
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f27a82a

ui: decodexify changed files


sandersonstabo Jul 18, 2026
d55d1a4

ui: pluralize changed file labels


sandersonstabo Jul 18, 2026
cd41a42

Merge branch 'main' into decodexify


juliusmarminge Jul 20, 2026
13d3453

Improve changed-files headers and controls


juliusmarminge Jul 20, 2026
138ddd9

Standardize changed-files action button sizing


juliusmarminge Jul 20, 2026

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27 changes: 26 additions & 1 deletion
apps/web/src/components/chat/ChangedFilesTree.test.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -2,7 +2,32 @@ import { TurnId } from "@t3tools/contracts";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vite-plus/test";

import { ChangedFilesTree } from "./ChangedFilesTree";
import { ChangedFilesCard, ChangedFilesTree } from "./ChangedFilesTree";

describe("ChangedFilesCard", () => {
 it("keeps its compact header sticky while preserving singular labels", () => {
 const markup = renderToStaticMarkup(
 <ChangedFilesCard
 turnId={TurnId.make("turn-1")}
 files={[{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }]}
 allDirectoriesExpanded
 resolvedTheme="light"
 onToggleAllDirectories={() => {}}
 onOpenTurnDiff={() => {}}
 />,
 );

 expect(markup).toContain('class="sticky top-0 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 expect(markup).not.toContain("1 changed files");
 });
});

describe("ChangedFilesTree", () => {
 it.each([
Expand Down

96 changes: 64 additions & 32 deletions
apps/web/src/components/chat/ChangedFilesTree.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,11 +6,19 @@ import {
 summarizeTurnDiffStats,
 type TurnDiffTreeNode,
} from "../../lib/turnDiffTree";
import { ChevronRightIcon, FolderIcon, FolderClosedIcon } from "lucide-react";
import {
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 ChevronRightIcon,
 FileDiffIcon,
 FolderIcon,
 FolderClosedIcon,
} from "lucide-react";
import { cn } from "~/lib/utils";
import { DiffStatLabel, hasNonZeroStat } from "./DiffStatLabel";
import { PierreEntryIcon } from "./PierreEntryIcon";
import { Button } from "../ui/button";
import { Tooltip, TooltipPopup, TooltipTrigger } from "../ui/tooltip";

const EMPTY_DIRECTORY_OVERRIDES: Record<string, boolean> = {};

Expand All@@ -33,10 +41,12 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 const summaryStat = useMemo(() => summarizeTurnDiffStats(files), [files]);

 return (
 <div className="relative mt-4 rounded-2xl bg-card/40 shadow-xs/5 not-dark:bg-clip-padding after:pointer-events-none after:absolute after:inset-0 after:z-20 after:rounded-2xl after:border after:border-input">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 rounded-t-2xl bg-card/72 p-3 backdrop-blur-md">
 <p className="flex items-center gap-1 font-medium text-foreground text-xs leading-4">
 <span>{files.length} changed files</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-0 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {files.length} changed file{files.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <DiffStatLabel
 additions={summaryStat.additions}
Expand All@@ -47,35 +57,57 @@ export const ChangedFilesCard = memo(function ChangedFilesCard(props: {
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={onToggleAllDirectories}
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnId, files[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <div className="px-2 pb-2">
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 <ChangedFilesTree
 key={`changed-files-tree:${turnId}`}
 turnId={turnId}
 files={files}
 allDirectoriesExpanded={allDirectoriesExpanded}
 resolvedTheme={resolvedTheme}
 onOpenTurnDiff={onOpenTurnDiff}
 />
 </div>
 );
});
Expand Down

54 changes: 53 additions & 1 deletion
apps/web/src/components/chat/MessagesTimeline.test.tsx

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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { EnvironmentId, MessageId } from "@t3tools/contracts";
import { CheckpointRef, EnvironmentId, MessageId, TurnId } from "@t3tools/contracts";
import { createRef, type ReactNode, type Ref } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { beforeAll, describe, expect, it, vi } from "vite-plus/test";
Expand DownExpand Up@@ -219,6 +219,58 @@ function buildUserTimelineEntry(text: string) {
}

describe("MessagesTimeline", () => {
 it("keeps assistant changed-files headers sticky below the thread header", async () => {
 const { MessagesTimeline } = await import("./MessagesTimeline");
 const assistantMessageId = MessageId.make("message-assistant-with-files");
 const turnId = TurnId.make("turn-with-files");
 const markup = renderToStaticMarkup(
 <MessagesTimeline
 {...buildProps()}
 timelineEntries={[
 {
 id: "entry-assistant-with-files",
 kind: "message",
 createdAt: MESSAGE_CREATED_AT,
 message: {
 id: assistantMessageId,
 role: "assistant",
 text: "Updated the fixture.",
 turnId,
 createdAt: MESSAGE_CREATED_AT,
 updatedAt: MESSAGE_CREATED_AT,
 streaming: false,
 },
 },
 ]}
 turnDiffSummaryByAssistantMessageId={
 new Map([
 [
 assistantMessageId,
 {
 turnId,
 checkpointTurnCount: 1,
 checkpointRef: CheckpointRef.make("checkpoint-with-files"),
 status: "ready",
 files: [{ path: "README.md", kind: "modified", additions: 2, deletions: 1 }],
 assistantMessageId,
 completedAt: MESSAGE_CREATED_AT,
 },
 ],
 ])
 }
 />,
 );

 expect(markup).toContain('class="sticky top-2 z-10');
 expect(markup).not.toContain("self-start");
 expect(markup).toContain("whitespace-nowrap");
 expect(markup).toContain("!size-[22px]");
 expect(markup).toContain("size-3");
 expect(markup).toContain('aria-label="Collapse all"');
 expect(markup).toContain('aria-label="View diff"');
 expect(markup).toContain("1 changed file");
 });

 it("uses LegendList isNearEnd when deciding whether the live edge is visible", async () => {
 const {
 resolveTimelineIsAtEnd,
Expand Down

84 changes: 58 additions & 26 deletions
apps/web/src/components/chat/MessagesTimeline.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -44,8 +44,11 @@ import {
 CheckIcon,
 ChevronDownIcon,
 ChevronRightIcon,
 ChevronsDownUpIcon,
 ChevronsUpDownIcon,
 CircleAlertIcon,
 EyeIcon,
 FileDiffIcon,
 GlobeIcon,
 HammerIcon,
 MessageCircleIcon,
Expand DownExpand Up@@ -1274,38 +1277,67 @@ function AssistantChangedFilesSectionInner({
 );
 const setExpanded = useUiStateStore((store) => store.setThreadChangedFilesExpanded);
 const summaryStat = summarizeTurnDiffStats(checkpointFiles);
 const changedFileCountLabel = String(checkpointFiles.length);

 return (
 <div className="mt-2 rounded-lg border border-border/80 bg-card/45 p-2.5">
 <div className="sticky top-2 z-10 mb-1.5 flex items-center justify-between gap-2 bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:absolute before:inset-x-0 before:-top-2 before:h-2 before:bg-[color-mix(in_srgb,var(--card)_45%,var(--background))] before:content-['']">
 <p className="text-[10px] uppercase tracking-[0.12em] text-muted-foreground/65">
 <span>Changed files ({changedFileCountLabel})</span>
 <div className="mt-4 rounded-2xl border border-input bg-background p-2 pt-4 shadow-xs/5 not-dark:bg-clip-padding dark:bg-input/32">
 <div className="sticky top-2 z-10 mb-3 flex items-center justify-between gap-2 bg-background px-2 before:absolute before:inset-x-0 before:-top-4 before:h-4 before:bg-background before:content-[''] dark:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))] dark:before:bg-[color-mix(in_srgb,var(--foreground)_2.5%,var(--background))]">
 <p className="flex items-center gap-1 whitespace-nowrap font-medium text-foreground text-xs leading-4">
 <span>
 {checkpointFiles.length} changed file{checkpointFiles.length === 1 ? "" : "s"}
 </span>
 {hasNonZeroStat(summaryStat) && (
 <>
 <span className="mx-1">•</span>
 <DiffStatLabel additions={summaryStat.additions} deletions={summaryStat.deletions} />
 </>
 <DiffStatLabel
 additions={summaryStat.additions}
 className="text-xs leading-4"
 deletions={summaryStat.deletions}
 layout="inline"
 />
 )}
 </p>
 <div className="flex items-center gap-1.5">
 <Button
 type="button"
 size="xs"
 variant="outline"
 data-scroll-anchor-ignore
 onClick={() => setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)}
 >
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </Button>
 <Button
 type="button"
 size="xs"
 variant="outline"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 >
 View diff
 </Button>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label={allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 data-scroll-anchor-ignore
 onClick={() =>
 setExpanded(routeThreadKey, turnSummary.turnId, !allDirectoriesExpanded)
 }
 />
 }
 >
 {allDirectoriesExpanded ? (
 <ChevronsDownUpIcon className="size-3" />
 ) : (
 <ChevronsUpDownIcon className="size-3" />
 )}
 </TooltipTrigger>
 <TooltipPopup side="top">
 {allDirectoriesExpanded ? "Collapse all" : "Expand all"}
 </TooltipPopup>
 </Tooltip>
 <Tooltip>
 <TooltipTrigger
 render={
 <Button
 type="button"
 size="icon-xs"
 variant="outline"
 className="!size-[22px]"
 aria-label="View diff"
 onClick={() => onOpenTurnDiff(turnSummary.turnId, checkpointFiles[0]?.path)}
 />
 }
 >
 <FileDiffIcon className="size-3" />
 </TooltipTrigger>
 <TooltipPopup side="top">View diff</TooltipPopup>
 </Tooltip>
 </div>
 </div>
 <ChangedFilesTree
Expand Down
Loading