Decouple runtime and open panel state

src/features/chat/view.ts

@@ -72,7 +72,7 @@ import { renderPendingRequestMessage } from "./ui/pending-request-message";
 import { renderToolbar, toolbarSignature, type ToolbarChoice, type ToolbarViewModel } from "./ui/toolbar";
 import type { ChatTurnDiffViewState } from "./ui/turn-diff";
 import { ChatMessageRenderer, type ChatMessageScrollIntent } from "./chat-message-renderer";
-import type { OpenCodexPanelSnapshot } from "./panel-snapshot";
+import type { OpenCodexPanelSnapshot } from "../../runtime/open-panel-snapshot";
 import type { SharedSessionMetadata } from "../../runtime/shared-app-server-state";
 
 export interface CodexChatHost {
@@ -1486,7 +1486,7 @@ export class CodexChatView extends ItemView {
       requestedServiceTier: this.state.requestedServiceTier,
       tokenUsage: this.state.tokenUsage,
       rateLimit: this.state.rateLimit,
-      displayItems: this.state.displayItems,
+      hasThreadTurns: this.state.displayItems.some((item) => item.turnId),
       availableModels: this.state.availableModels,
     };
   }

src/features/threads-view/state.ts

@@ -1,4 +1,4 @@
-import type { OpenCodexPanelSnapshot } from "../chat/panel-snapshot";
+import type { OpenCodexPanelSnapshot } from "../../runtime/open-panel-snapshot";
 import type { Thread } from "../../generated/app-server/v2/Thread";
 import { getThreadTitle } from "../../domain/threads/model";
 

src/features/threads-view/view.ts

@@ -6,7 +6,7 @@ import { VIEW_TYPE_CODEX_THREADS } from "../../constants";
 import type { Thread } from "../../generated/app-server/v2/Thread";
 import type { CodexPanelSettings } from "../../settings/model";
 import { exportArchivedThreadMarkdown } from "../../domain/threads/export";
-import type { OpenCodexPanelSnapshot } from "../chat/panel-snapshot";
+import type { OpenCodexPanelSnapshot } from "../../runtime/open-panel-snapshot";
 import { findThreadNamingContext, generateThreadTitleWithCodex, THREAD_NAMING_CONTEXT_UNAVAILABLE_MESSAGE } from "../chat/thread-naming";
 import { renderThreadsView } from "./renderer";
 import { threadRows } from "./state";

src/main.ts

@@ -4,7 +4,7 @@ import { VIEW_TYPE_CODEX_PANEL, VIEW_TYPE_CODEX_THREADS, VIEW_TYPE_CODEX_TURN_DI
 import { registerSelectionRewriteCommand } from "./features/selection-rewrite/command";
 import { CodexChatView } from "./features/chat/view";
 import { CodexChatTurnDiffView } from "./features/chat/chat-turn-diff-view";
-import type { OpenCodexPanelSnapshot } from "./features/chat/panel-snapshot";
+import type { OpenCodexPanelSnapshot } from "./runtime/open-panel-snapshot";
 import { CodexThreadsView } from "./features/threads-view/view";
 import type { Thread } from "./generated/app-server/v2/Thread";
 import type { Model } from "./generated/app-server/v2/Model";

src/runtime/state.ts

@@ -6,7 +6,6 @@ import type { ConfigReadResponse } from "../generated/app-server/v2/ConfigReadRe
 import type { Model } from "../generated/app-server/v2/Model";
 import type { RateLimitSnapshot } from "../generated/app-server/v2/RateLimitSnapshot";
 import type { ThreadTokenUsage } from "../generated/app-server/v2/ThreadTokenUsage";
-import type { DisplayItem } from "../features/chat/display/types";
 import { serviceTierRequestValue, type ReportedServiceTier, type ServiceTier, type ServiceTierRequest } from "../app-server/service-tier";
 import { defaultCollaborationMode, planCollaborationMode } from "./collaboration-mode";
 import { findModelByIdOrName, supportedEffortsForModel } from "./model";
@@ -30,7 +29,7 @@ export interface RuntimeSnapshot {
   requestedServiceTier: ServiceTier | null;
   tokenUsage: ThreadTokenUsage | null;
   rateLimit: RateLimitSnapshot | null;
-  displayItems: DisplayItem[];
+  hasThreadTurns: boolean;
   availableModels: Model[];
 }
 

src/runtime/view.ts

@@ -47,7 +47,7 @@ export function contextSummary(snapshot: RuntimeSnapshot): ContextSummary | null
   const contextWindow = usage?.modelContextWindow ?? config.modelContextWindow;
   if (!usage) {
     if (!snapshot.activeThreadId) return null;
-    if (!snapshot.displayItems.some((item) => item.turnId)) {
+    if (!snapshot.hasThreadTurns) {
       return {
         label: "Context 0%",
         title: contextWindow

tests/runtime/runtime-settings.test.ts

@@ -408,7 +408,7 @@ describe("runtime settings", () => {
       contextSummary(
         runtimeSnapshot({
           activeThreadId: "thread",
-          displayItems: [{ id: "u1", kind: "message", role: "user", text: "hi", turnId: "t1" }],
+          hasThreadTurns: true,
         }),
       ),
     ).toMatchObject({
@@ -536,7 +536,7 @@ function runtimeSnapshot(overrides: Partial<RuntimeSnapshot> = {}): RuntimeSnaps
     requestedServiceTier: null,
     tokenUsage: null,
     rateLimit: null,
-    displayItems: [],
+    hasThreadTurns: false,
     availableModels: [],
     ...overrides,
   };