fix: resolve rebase fallout on assistant copy state

Author: shivamhwp

apps/web/src/components/chat/MessagesTimeline.logic.ts

@@ -59,6 +59,21 @@ export function normalizeCompactToolLabel(value: string): string {
   return value.replace(/\s+(?:complete|completed)\s*$/i, "").trim();
 }
 
+export function resolveAssistantMessageCopyState({
+  text,
+  streaming,
+}: {
+  text: string | null;
+  streaming: boolean;
+}) {
+  const hasText = text !== null && text.trim().length > 0;
+  return {
+    disabled: streaming,
+    text: hasText ? text : null,
+    visible: streaming || hasText,
+  };
+}
+
 export function deriveMessagesTimelineRows(input: {
   timelineEntries: ReadonlyArray<TimelineEntry>;
   completionDividerBeforeEntryId: string | null;

apps/web/src/components/chat/MessagesTimeline.tsx

@@ -45,6 +45,7 @@ import {
   deriveMessagesTimelineRows,
   estimateMessagesTimelineRowHeight,
   normalizeCompactToolLabel,
+  resolveAssistantMessageCopyState,
   type MessagesTimelineRow,
 } from "./MessagesTimeline.logic";
 import { TerminalContextInlineChip } from "./TerminalContextInlineChip";

apps/web/src/terminalStateStore.test.ts

@@ -8,7 +8,6 @@ import {
 } from "./terminalStateStore";
 
 const THREAD_ID = ThreadId.makeUnsafe("thread-1");
-const TERMINAL_STATE_STORAGE_KEY = "t3code:terminal-state:v1";
 
 function makeTerminalEvent(
   type: TerminalEvent["type"],

apps/web/src/terminalStateStore.ts

@@ -45,34 +45,6 @@ function createTerminalStateStorage() {
   return resolveStorage(typeof window !== "undefined" ? window.localStorage : undefined);
 }
 
-function createMemoryStorage(): StateStorage {
-  const store = new Map<string, string>();
-  return {
-    getItem: (name) => store.get(name) ?? null,
-    setItem: (name, value) => {
-      store.set(name, value);
-    },
-    removeItem: (name) => {
-      store.delete(name);
-    },
-  };
-}
-
-function createTerminalStateStorage() {
-  if (
-    typeof localStorage !== "undefined" &&
-    typeof localStorage.getItem === "function" &&
-    typeof localStorage.setItem === "function" &&
-    typeof localStorage.removeItem === "function"
-  ) {
-    return localStorage;
-  }
-
-  return createMemoryStorage();
-}
-
-const terminalStateStorage = createTerminalStateStorage();
-
 function normalizeTerminalIds(terminalIds: string[]): string[] {
   const ids = [...new Set(terminalIds.map((id) => id.trim()).filter((id) => id.length > 0))];
   return ids.length > 0 ? ids : [DEFAULT_THREAD_TERMINAL_ID];