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feat(chat): add guest chat mode for unauthenticated users #667

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jason.woltje merged 4 commits from feature/chat-guest-mode into main 2026-03-03 17:52:09 +00:00
Conversation 1 Commits 4 Files Changed 5 +54 -53
1 changed files with 54 additions and 53 deletions
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Showing only changes of commit 83477165d4 - Show all commits

107
apps/web/src/hooks/useChat.ts
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@@ -343,63 +343,64 @@ export function useChat(options: UseChatOptions = {}): UseChatReturn {
error: err instanceof Error ? err : new Error(String(err)),
});
setMessages((prev) => {
const withoutPlaceholder = prev.filter((m) => m.id !== assistantMessageId);
messagesRef.current = withoutPlaceholder;
return withoutPlaceholder;
});
setIsStreaming(false);
try {
const response = await sendChatMessage(request);
const assistantMessage: Message = {
id: `assistant-${Date.now().toString()}`,
role: "assistant",
content: response.message.content,
createdAt: new Date().toISOString(),
model: response.model,
promptTokens: response.promptEvalCount ?? 0,
completionTokens: response.evalCount ?? 0,
totalTokens: (response.promptEvalCount ?? 0) + (response.evalCount ?? 0),
};
setMessages((prev) => {
const updated = [...prev, assistantMessage];
messagesRef.current = updated;
return updated;
const withoutPlaceholder = prev.filter((m) => m.id !== assistantMessageId);
messagesRef.current = withoutPlaceholder;
return withoutPlaceholder;
});
setIsStreaming(false);
streamingSucceeded = true;
} catch (fallbackErr: unknown) {
const errorMsg =
fallbackErr instanceof Error ? fallbackErr.message : "Failed to send message";
setError("Unable to send message. Please try again.");
onError?.(fallbackErr instanceof Error ? fallbackErr : new Error(errorMsg));
console.error("Failed to send chat message", {
error: fallbackErr,
errorType: "LLM_ERROR",
conversationId: conversationIdRef.current,
messageLength: content.length,
messagePreview: content.substring(0, 50),
model,
messageCount: messagesRef.current.length,
timestamp: new Date().toISOString(),
});
try {
const response = await sendChatMessage(request);
const errorMessage: Message = {
id: `error-${String(Date.now())}`,
role: "assistant",
content: "Something went wrong. Please try again.",
createdAt: new Date().toISOString(),
};
setMessages((prev) => {
const updated = [...prev, errorMessage];
messagesRef.current = updated;
return updated;
});
setIsLoading(false);
return;
const assistantMessage: Message = {
id: `assistant-${Date.now().toString()}`,
role: "assistant",
content: response.message.content,
createdAt: new Date().toISOString(),
model: response.model,
promptTokens: response.promptEvalCount ?? 0,
completionTokens: response.evalCount ?? 0,
totalTokens: (response.promptEvalCount ?? 0) + (response.evalCount ?? 0),
};
setMessages((prev) => {
const updated = [...prev, assistantMessage];
messagesRef.current = updated;
return updated;
});
streamingSucceeded = true;
} catch (fallbackErr: unknown) {
const errorMsg =
fallbackErr instanceof Error ? fallbackErr.message : "Failed to send message";
setError("Unable to send message. Please try again.");
onError?.(fallbackErr instanceof Error ? fallbackErr : new Error(errorMsg));
console.error("Failed to send chat message", {
error: fallbackErr,
errorType: "LLM_ERROR",
conversationId: conversationIdRef.current,
messageLength: content.length,
messagePreview: content.substring(0, 50),
model,
messageCount: messagesRef.current.length,
timestamp: new Date().toISOString(),
});
const errorMessage: Message = {
id: `error-${String(Date.now())}`,
role: "assistant",
content: "Something went wrong. Please try again.",
createdAt: new Date().toISOString(),
};
setMessages((prev) => {
const updated = [...prev, errorMessage];
messagesRef.current = updated;
return updated;
});
setIsLoading(false);
return;
}
}
}