refactor(usage): centralize responseUsage mode

src/auto-reply/reply/agent-runner.ts

@@ -20,7 +20,7 @@ import { logVerbose } from "../../globals.js";
 import { defaultRuntime } from "../../runtime.js";
 import { resolveModelCostConfig } from "../../utils/usage-format.js";
 import type { OriginatingChannelType, TemplateContext } from "../templating.js";
-import type { VerboseLevel } from "../thinking.js";
+import { resolveResponseUsageMode, type VerboseLevel } from "../thinking.js";
 import type { GetReplyOptions, ReplyPayload } from "../types.js";
 import { runAgentTurnWithFallback } from "./agent-runner-execution.js";
 import {
@@ -460,12 +460,7 @@ export async function runReplyAgent(params: {
     const responseUsageRaw =
       activeSessionEntry?.responseUsage ??
       (sessionKey ? activeSessionStore?.[sessionKey]?.responseUsage : undefined);
-    const responseUsageMode =
-      responseUsageRaw === "full"
-        ? "full"
-        : responseUsageRaw === "tokens" || responseUsageRaw === "on"
-          ? "tokens"
-          : "off";
+    const responseUsageMode = resolveResponseUsageMode(responseUsageRaw);
     if (responseUsageMode !== "off" && hasNonzeroUsage(usage)) {
       const authMode = resolveModelAuthMode(providerUsed, cfg);
       const showCost = authMode === "api-key";

src/auto-reply/reply/commands-session.ts

@@ -6,7 +6,7 @@ import { createInternalHookEvent, triggerInternalHook } from "../../hooks/intern
 import { scheduleGatewaySigusr1Restart, triggerClawdbotRestart } from "../../infra/restart.js";
 import { parseActivationCommand } from "../group-activation.js";
 import { parseSendPolicyCommand } from "../send-policy.js";
-import { normalizeUsageDisplay } from "../thinking.js";
+import { normalizeUsageDisplay, resolveResponseUsageMode } from "../thinking.js";
 import {
   formatAbortReplyText,
   isAbortTrigger,
@@ -151,12 +151,7 @@ export const handleUsageCommand: CommandHandler = async (params, allowTextComman
   const currentRaw =
     params.sessionEntry?.responseUsage ??
     (params.sessionKey ? params.sessionStore?.[params.sessionKey]?.responseUsage : undefined);
-  const current =
-    currentRaw === "full"
-      ? "full"
-      : currentRaw === "tokens" || currentRaw === "on"
-        ? "tokens"
-        : "off";
+  const current = resolveResponseUsageMode(currentRaw);
   const next = requested ?? (current === "off" ? "tokens" : current === "tokens" ? "full" : "off");
 
   if (params.sessionEntry && params.sessionStore && params.sessionKey) {

src/auto-reply/thinking.ts

@@ -103,6 +103,10 @@ export function normalizeUsageDisplay(raw?: string | null): UsageDisplayLevel |
   return undefined;
 }
 
+export function resolveResponseUsageMode(raw?: string | null): UsageDisplayLevel {
+  return normalizeUsageDisplay(raw) ?? "off";
+}
+
 // Normalize elevated flags used to toggle elevated bash permissions.
 export function normalizeElevatedLevel(raw?: string | null): ElevatedLevel | undefined {
   if (!raw) return undefined;

src/tui/tui-command-handlers.ts

@@ -1,5 +1,9 @@
 import type { Component, TUI } from "@mariozechner/pi-tui";
-import { formatThinkingLevels, normalizeUsageDisplay } from "../auto-reply/thinking.js";
+import {
+  formatThinkingLevels,
+  normalizeUsageDisplay,
+  resolveResponseUsageMode,
+} from "../auto-reply/thinking.js";
 import { normalizeAgentId } from "../routing/session-key.js";
 import { helpText, parseCommand } from "./commands.js";
 import type { ChatLog } from "./components/chat-log.js";
@@ -324,12 +328,7 @@ export function createCommandHandlers(context: CommandHandlerContext) {
           break;
         }
         const currentRaw = state.sessionInfo.responseUsage;
-        const current =
-          currentRaw === "full"
-            ? "full"
-            : currentRaw === "tokens" || currentRaw === "on"
-              ? "tokens"
-              : "off";
+        const current = resolveResponseUsageMode(currentRaw);
         const next =
           normalized ?? (current === "off" ? "tokens" : current === "tokens" ? "full" : "off");
         try {