Added more precise instrumentation for DNA Chat

app/components/LLMChatInline.tsx

@@ -8,7 +8,7 @@ import { useCustomization } from "./CustomizationContext";
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
 import { callLLM, callLLMStream, getLLMDescription, MessageContentPart } from "@/lib/llm-client";
-import { trackLLMQuestionAsked } from "@/lib/analytics";
+import { trackLLMQuestionAsked, trackAIConsentGiven, trackAIConsentDeclined, trackAIConsentModalShown, trackExampleQuestionClicked } from "@/lib/analytics";
 
 type AttachmentType = 'text' | 'pdf' | 'csv' | 'tsv' | 'image';
 
@@ -105,18 +105,21 @@ export default function AIChatInline() {
       localStorage.setItem(CONSENT_STORAGE_KEY, "true");
       setHasConsent(true);
       setShowConsentModal(false);
+      trackAIConsentGiven();
       void handleSendMessage(true);
     }
   };
 
   const handleConsentDecline = () => {
     setShowConsentModal(false);
+    trackAIConsentDeclined();
   };
 
 
   const handleExampleClick = (question: string) => {
     setInputValue(question);
     inputRef.current?.focus();
+    trackExampleQuestionClicked();
   };
 
   const handleCopyMessage = async (content: string) => {
@@ -304,6 +307,7 @@ export default function AIChatInline() {
     // Check consent before sending first message
     if (!skipConsentCheck && !hasConsent) {
       setShowConsentModal(true);
+      trackAIConsentModalShown();
       return;
     }
 

app/dna-chat/page.tsx

@@ -8,7 +8,7 @@ import GuidedTour from "../components/GuidedTour";
 import { dnaChatTour } from "../components/tours/tourContent";
 import { useResults } from "../components/ResultsContext";
 import { ResultsManager } from "@/lib/results-manager";
-import { trackDNAChatViewed } from "@/lib/analytics";
+import { trackDNAChatViewed, trackDNAChatSampleDataLoaded, trackDNAChatSampleDataFailed } from "@/lib/analytics";
 
 const SAMPLE_RESULTS_FILE_NAME = "monadic_dna_explorer_results_2026-05-19.tsv";
 
@@ -123,6 +123,7 @@ export default function DNAChatPage() {
         await clearResults();
         await addResultsBatch(session.results);
         localStorage.setItem("dna_chat_sample_results_loaded", "true");
+        trackDNAChatSampleDataLoaded(session.results.length);
 
         setSampleLoad({
           status: "loaded",
@@ -133,6 +134,7 @@ export default function DNAChatPage() {
         });
       } catch (error) {
         console.error("[DNA Chat] Sample results load failed:", error);
+        trackDNAChatSampleDataFailed(error instanceof Error ? error.message : undefined);
         setSampleLoad({
           status: "error",
           downloadedBytes: 0,

lib/analytics.ts

@@ -470,6 +470,22 @@ export function trackDNAChatViewed() {
   trackEvent('dna_chat_viewed');
 }
 
+export function trackDNAChatSampleDataLoaded(resultCount: number) {
+  trackEvent('dna_chat_sample_data_loaded', { result_count: resultCount });
+}
+
+export function trackDNAChatSampleDataFailed(reason?: string) {
+  trackEvent('dna_chat_sample_data_failed', { reason: sanitizeErrorReason(reason) });
+}
+
+export function trackExampleQuestionClicked() {
+  trackEvent('example_question_clicked');
+}
+
+export function trackAIConsentModalShown() {
+  trackEvent('ai_consent_modal_shown');
+}
+
 export function trackOverviewReportViewed() {
   trackEvent('overview_report_viewed');
 }