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refactor: remove Langfuse observability integration

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- Delete lib/langfuse.ts, instrumentation.ts
- Remove API routes: log-save, log-feedback
- Remove feedback buttons (thumbs up/down) from chat
- Remove sessionId tracking throughout codebase
- Remove @langfuse/*, @opentelemetry dependencies
- Clean up env.example
This commit is contained in:
dayuan.jiang
2025-12-05 01:30:02 +09:00
parent 562751c913
commit ff6f130f8a
12 changed files with 9 additions and 806 deletions
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59
components/chat-message-display.tsx
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@@ -6,7 +6,7 @@ import { ScrollArea } from "@/components/ui/scroll-area";
import ExamplePanel from "./chat-example-panel";
import { UIMessage } from "ai";
import { convertToLegalXml, replaceNodes, validateMxCellStructure } from "@/lib/utils";
import { Copy, Check, X, ChevronDown, ChevronUp, Cpu, Minus, Plus, ThumbsUp, ThumbsDown, RotateCcw, Pencil } from "lucide-react";
import { Copy, Check, X, ChevronDown, ChevronUp, Cpu, Minus, Plus, RotateCcw, Pencil } from "lucide-react";
import { CodeBlock } from "./code-block";
interface EditPair {
@@ -67,7 +67,6 @@ interface ChatMessageDisplayProps {
error?: Error | null;
setInput: (input: string) => void;
setFiles: (files: File[]) => void;
sessionId?: string;
onRegenerate?: (messageIndex: number) => void;
onEditMessage?: (messageIndex: number, newText: string) => void;
}
@@ -77,7 +76,6 @@ export function ChatMessageDisplay({
error,
setInput,
setFiles,
sessionId,
onRegenerate,
onEditMessage,
}: ChatMessageDisplayProps) {
@@ -90,7 +88,6 @@ export function ChatMessageDisplay({
);
const [copiedMessageId, setCopiedMessageId] = useState<string | null>(null);
const [copyFailedMessageId, setCopyFailedMessageId] = useState<string | null>(null);
const [feedback, setFeedback] = useState<Record<string, "good" | "bad">>({});
const [editingMessageId, setEditingMessageId] = useState<string | null>(null);
const [editText, setEditText] = useState<string>("");
@@ -106,34 +103,6 @@ export function ChatMessageDisplay({
}
};
const submitFeedback = async (messageId: string, value: "good" | "bad") => {
// Toggle off if already selected
if (feedback[messageId] === value) {
setFeedback((prev) => {
const next = { ...prev };
delete next[messageId];
return next;
});
return;
}
setFeedback((prev) => ({ ...prev, [messageId]: value }));
try {
await fetch("/api/log-feedback", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
messageId,
feedback: value,
sessionId,
}),
});
} catch (error) {
console.warn("Failed to log feedback:", error);
}
};
const handleDisplayChart = useCallback(
(xml: string) => {
const currentXml = xml || "";
@@ -467,32 +436,6 @@ export function ChatMessageDisplay({
<RotateCcw className="h-3.5 w-3.5" />
</button>
)}
{/* Divider */}
<div className="w-px h-4 bg-border mx-1" />
{/* Thumbs up */}
<button
onClick={() => submitFeedback(message.id, "good")}
className={`p-1.5 rounded-lg transition-colors ${
feedback[message.id] === "good"
? "text-green-600 bg-green-100"
: "text-muted-foreground/60 hover:text-green-600 hover:bg-green-50"
}`}
title="Good response"
>
<ThumbsUp className="h-3.5 w-3.5" />
</button>
{/* Thumbs down */}
<button
onClick={() => submitFeedback(message.id, "bad")}
className={`p-1.5 rounded-lg transition-colors ${
feedback[message.id] === "bad"
? "text-red-600 bg-red-100"
: "text-muted-foreground/60 hover:text-red-600 hover:bg-red-50"
}`}
title="Bad response"
>
<ThumbsDown className="h-3.5 w-3.5" />
</button>
</div>
)}
</div>