bug(ux): update context percentage when /clear command is run (#4162)

Co-authored-by: matt korwel <[email protected]>

1 files changed, 13 insertions, 2 deletions

diff --git a/packages/cli/src/ui/commands/clearCommand.ts b/packages/cli/src/ui/commands/clearCommand.ts
index e5473b5b..1c409359 100644
--- a/packages/cli/src/ui/commands/clearCommand.ts
+++ b/packages/cli/src/ui/commands/clearCommand.ts
@@ -4,14 +4,25 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+import { uiTelemetryService } from '@google/gemini-cli-core';
 import { SlashCommand } from './types.js';
 
 export const clearCommand: SlashCommand = {
   name: 'clear',
   description: 'clear the screen and conversation history',
   action: async (context, _args) => {
-    context.ui.setDebugMessage('Clearing terminal and resetting chat.');
-    await context.services.config?.getGeminiClient()?.resetChat();
+    const geminiClient = context.services.config?.getGeminiClient();
+
+    if (geminiClient) {
+      context.ui.setDebugMessage('Clearing terminal and resetting chat.');
+      // If resetChat fails, the exception will propagate and halt the command,
+      // which is the correct behavior to signal a failure to the user.
+      await geminiClient.resetChat();
+    } else {
+      context.ui.setDebugMessage('Clearing terminal.');
+    }
+
+    uiTelemetryService.resetLastPromptTokenCount();
     context.ui.clear();
   },
 };