fix(app): remove diff rendering from file-specific tabs (#38662)

packages/app/src/pages/session.tsx

@@ -2329,9 +2329,6 @@ export default function Page() {
                     reviewHasFocusableContent={() => hasReview() || reviewV2State.sidebarOpened()}
                     reviewCount={reviewCount}
                     reviewPanel={reviewPanelV2}
-                    diffVersion={vcsQuery.dataUpdatedAt}
-                    loadDiff={loadReviewDiff}
-                    expandUnchanged={reviewV2State.expandMode() === "expand"}
                     reviewSidebarToggle={(disabled) => (
                       <SessionReviewV2SidebarToggle
                         opened={reviewV2State.sidebarOpened()}

packages/app/src/pages/session/file-tabs.tsx

@@ -1,4 +1,4 @@
-import { createEffect, createMemo, createResource, createSignal, Match, on, onCleanup, Show, Switch } from "solid-js"
+import { createEffect, createMemo, createSignal, Match, on, onCleanup, Show, Switch } from "solid-js"
 import { createStore } from "solid-js/store"
 import { Dynamic } from "solid-js/web"
 import { makeEventListener } from "@solid-primitives/event-listener"
@@ -8,7 +8,6 @@ import { cloneSelectedLineRange, previewSelectedLines } from "@opencode-ai/sessi
 import { createLineCommentController } from "@opencode-ai/session-ui/line-comment-annotations"
 import { createLineCommentControllerV2 } from "@opencode-ai/session-ui/v2/line-comment-annotations-v2"
 import { sampledChecksum } from "@opencode-ai/core/util/encode"
-import { normalize, text } from "@opencode-ai/session-ui/session-diff"
 import { DropdownMenu } from "@opencode-ai/ui/dropdown-menu"
 import { IconButton } from "@opencode-ai/ui/icon-button"
 import { LineCommentV2OverflowIcon } from "@opencode-ai/ui/v2/line-comment-v2"
@@ -19,20 +18,14 @@ import { showToast } from "@/utils/toast"
 import { selectionFromLines, useFile, type FileSelection, type SelectedLineRange } from "@/context/file"
 import { useComments } from "@/context/comments"
 import { useLanguage } from "@/context/language"
-import { useLayout } from "@/context/layout"
 import { usePrompt } from "@/context/prompt"
 import { useSettings } from "@/context/settings"
 import { getSessionHandoff } from "@/pages/session/handoff"
 import { useSessionLayout } from "@/pages/session/session-layout"
 import { createSessionTabs } from "@/pages/session/helpers"
-import { reviewDiffNeedsLoad, type RenderDiff } from "@/pages/session/v2/review-diff-kinds"
 
 type SessionFileViewProps = {
   tab: string
-  diff?: RenderDiff
-  diffVersion?: number
-  loadDiff?: (path: string, version?: number) => Promise<RenderDiff | undefined>
-  expandUnchanged?: boolean
 }
 
 const selectionSide = (range: SelectedLineRange) => range.endSide ?? range.side ?? "additions"
@@ -222,25 +215,10 @@ export function FileTabContent(props: { tab: string }) {
 
 export function SessionFileView(props: SessionFileViewProps) {
   const settings = useSettings()
-  const detailSource = createMemo(() => {
-    if (!props.diff || !props.loadDiff || !reviewDiffNeedsLoad(props.diff)) return
-    return { diff: props.diff, load: props.loadDiff, version: props.diffVersion }
-  })
-  const [loadedDiff] = createResource(detailSource, async ({ diff, load, version }) => {
-    const value = await load(diff.file, version)
-    if (value?.file !== diff.file) return
-    return { source: diff, version, value }
-  })
-  const diff = createMemo(() => {
-    const source = props.diff
-    if (!source) return
-    const loaded = loadedDiff()
-    return normalize(loaded?.source === source && loaded.version === props.diffVersion ? loaded.value : source)
-  })
 
   return (
     <Show when={settings.general.newLayoutDesigns()} fallback={<SessionFileViewV1 tab={props.tab} />}>
-      <SessionFileViewV2 tab={props.tab} diff={diff()} expandUnchanged={props.expandUnchanged} />
+      <SessionFileViewV2 tab={props.tab} />
     </Show>
   )
 }
@@ -530,12 +508,11 @@ function SessionFileViewV1(props: { tab: string }) {
   return content()
 }
 
-function SessionFileViewV2(props: { tab: string; diff?: ReturnType<typeof normalize>; expandUnchanged?: boolean }) {
+function SessionFileViewV2(props: { tab: string }) {
   const file = useFile()
   const comments = useComments()
   const language = useLanguage()
   const prompt = usePrompt()
-  const layout = useLayout()
   const fileComponent = useFileComponent()
   const { sessionKey, tabs, view } = useSessionLayout()
   const activeFileTab = createSessionTabs({
@@ -581,9 +558,7 @@ function SessionFileViewV2(props: { tab: string; diff?: ReturnType<typeof normal
   const buildPreview = (filePath: string, lines: SelectedLineRange) => {
     const source =
       filePath === path()
-        ? props.diff
-          ? text(props.diff, selectionSide(lines))
-          : contents()
+        ? contents()
         : file.get(filePath)?.content?.content
     if (!source) return undefined
     return selectionPreview(source, selectionFromLines(lines))
@@ -761,21 +736,12 @@ function SessionFileViewV2(props: { tab: string; diff?: ReturnType<typeof normal
     <div class="relative overflow-hidden pb-40">
       <Dynamic
         component={fileComponent}
-        {...(props.diff
-          ? {
-              mode: "diff" as const,
-              fileDiff: props.diff.fileDiff,
-              diffStyle: layout.review.diffStyle(),
-              expandUnchanged: props.expandUnchanged,
-            }
-          : {
-              mode: "text" as const,
-              file: {
-                name: path() ?? "",
-                contents: source,
-                cacheKey: cacheKey(),
-              },
-            })}
+        mode="text"
+        file={{
+          name: path() ?? "",
+          contents: source,
+          cacheKey: cacheKey(),
+        }}
         enableLineSelection
         enableGutterUtility
         selectedLines={activeSelection()}
@@ -801,11 +767,10 @@ function SessionFileViewV2(props: { tab: string; diff?: ReturnType<typeof normal
           commentsUi.onLineNumberSelectionEnd(range)
         }}
         search={search}
-        class="select-text [--opencode-diffs-bg:var(--v2-background-bg-base)]"
+        class="select-text"
         media={{
           mode: "auto",
           path: path(),
-          deleted: props.diff?.status === "deleted",
           current: state()?.content,
           onLoad: scrollSync.queueRestore,
           onError: (args: { kind: "image" | "audio" | "svg" }) => {
@@ -824,7 +789,6 @@ function SessionFileViewV2(props: { tab: string; diff?: ReturnType<typeof normal
     <div class="mt-3 relative h-full min-h-0">
       <ScrollView class="h-full" viewportRef={scrollSync.setViewport} onScroll={scrollSync.handleScroll as any}>
         <Switch>
-          <Match when={props.diff}>{renderFile(contents())}</Match>
           <Match when={state()?.loaded}>{renderFile(contents())}</Match>
           <Match when={state()?.loading}>
             <div class="px-6 py-4 text-text-weak">{language.t("common.loading")}...</div>

packages/app/src/pages/session/session-side-panel.tsx

@@ -71,9 +71,6 @@ export function SessionSidePanel(props: {
   reviewHasFocusableContent: () => boolean
   reviewCount: () => number
   reviewPanel: () => JSX.Element
-  diffVersion?: number
-  loadDiff?: (path: string, version?: number) => Promise<RenderDiff | undefined>
-  expandUnchanged?: boolean
   reviewSidebarToggle?: (disabled: boolean) => JSX.Element
   fileBrowserState?: SessionFileBrowserState
   activeDiff?: string
@@ -91,11 +88,6 @@ export function SessionSidePanel(props: {
   const sdk = useSDK()
   const { sessionKey, tabs, view, params } = useSessionLayout()
   const projectDirectory = createMemo(() => sdk().directory)
-  const diffForTab = (tab: string) => {
-    const path = file.pathFromTab(tab)
-    if (!path) return
-    return props.diffs().find((diff): diff is RenderDiff => renderDiff(diff) && diff.file === path)
-  }
 
   const isDesktop = createMediaQuery("(min-width: 768px)")
   const shown = settings.visibility.fileTree
@@ -747,10 +739,6 @@ export function SessionSidePanel(props: {
                               active={file.pathFromTab(browserTab() ?? activeFileTab() ?? "")}
                               kinds={kinds()}
                               state={props.fileBrowserState!}
-                              diff={diffForTab(browserTab() ?? activeFileTab() ?? "")}
-                              diffVersion={props.diffVersion}
-                              loadDiff={props.loadDiff}
-                              expandUnchanged={props.expandUnchanged}
                               onSelect={(path) => previewTab(file.tab(path))}
                               onSelectPermanent={(path) => openTab(file.tab(path))}
                               filterRef={(element) => (fileFilter = element)}

packages/app/src/pages/session/v2/session-file-browser-tab.tsx

@@ -11,7 +11,6 @@ import { useSDK } from "@/context/sdk"
 import { displayName } from "@/pages/layout/helpers"
 import { useSessionLayout } from "@/pages/session/session-layout"
 import { SessionFileView } from "@/pages/session/file-tabs"
-import type { RenderDiff } from "@/pages/session/v2/review-diff-kinds"
 import { applyFileListKeyDown, SessionFileListV2 } from "@/pages/session/v2/session-file-list-v2"
 import { pathKey } from "@/utils/path-key"
 
@@ -31,10 +30,6 @@ export function SessionFileBrowserTab(props: {
   active?: string
   kinds: ReadonlyMap<string, Kind>
   state: SessionFileBrowserState
-  diff?: RenderDiff
-  diffVersion?: number
-  loadDiff?: (path: string, version?: number) => Promise<RenderDiff | undefined>
-  expandUnchanged?: boolean
   onSelect: (path: string) => void
   onSelectPermanent: (path: string) => void
   filterRef?: (element: HTMLInputElement) => void
@@ -177,15 +172,7 @@ export function SessionFileBrowserTab(props: {
       >
         <div class="min-h-0 flex-1">
           <Show when={props.tab} keyed>
-            {(tab) => (
-              <SessionFileView
-                tab={tab}
-                diff={props.diff}
-                diffVersion={props.diffVersion}
-                loadDiff={props.loadDiff}
-                expandUnchanged={props.expandUnchanged}
-              />
-            )}
+            {(tab) => <SessionFileView tab={tab} />}
           </Show>
         </div>
       </Show>