From fc05e695fa78f19c6b03613950a078e07db8991d Mon Sep 17 00:00:00 2001
From: Logan King <seanloganking@gmail.com>
Date: Sat, 19 Jul 2025 18:55:29 -0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=A5=85=20(assistant=5Fv2):=20skip=20LLM?=
 =?UTF-8?q?=20on=20empty=20transcription?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 assistant_v2/FEATURE_PROGRESS.md | 1 +
 assistant_v2/src/main.rs         | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/assistant_v2/FEATURE_PROGRESS.md b/assistant_v2/FEATURE_PROGRESS.md
index 0ba14fb..ce12f13 100644
--- a/assistant_v2/FEATURE_PROGRESS.md
+++ b/assistant_v2/FEATURE_PROGRESS.md
@@ -21,5 +21,6 @@ This document tracks which features from the original assistant have been implem
 | Push-to-talk text-to-speech interface | Done |
 | Interrupt AI speech with push-to-talk | Done |
 | Log function invocation names | Done |
+| Handle empty transcription results | Done |
 
 Update this table as features are migrated and verified to work in `assistant_v2`.
diff --git a/assistant_v2/src/main.rs b/assistant_v2/src/main.rs
index 18aca41..4b280bf 100644
--- a/assistant_v2/src/main.rs
+++ b/assistant_v2/src/main.rs
@@ -21,6 +21,7 @@ use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::{Arc, Mutex};
 use std::time::Instant;
 use tracing_subscriber::{fmt, layer::SubscriberExt, util::SubscriberInitExt, EnvFilter};
+use tracing::info;
 
 mod record;
 mod transcribe;
@@ -334,6 +335,11 @@ async fn main() -> Result<(), Box<dyn Error>> {
         let audio_path = audio_rx.recv().unwrap();
         interrupt_flag.store(false, Ordering::SeqCst);
         let transcription = transcribe::transcribe(&client, &audio_path).await?;
+        if transcription.trim().is_empty() {
+            println!("No transcription");
+            info!("User transcription was empty. Aborting LLM response.");
+            continue;
+        }
         println!("{}", "You: ".truecolor(0, 255, 0));
         println!("{}", transcription);