File size: 4,600 Bytes
6e1a53e |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 |
"use client";
import * as React from "react";
import { Plus, Send } from "lucide-react";
import Link from "next/link";
import { Button } from "@/components/ui/button";
import { CardContent, CardFooter } from "@/components/ui/card";
import { Input } from "@/components/ui/input";
import { ScrollArea } from "@/components/ui/scroll-area";
import { AgentMessage } from "@/components/full-screen-chat/agent-message";
import { UserMessage } from "@/components/full-screen-chat/user-message";
interface ChatProps {
sessionId: string;
query?: string;
}
interface ChatMessage {
role: "user" | "agent";
content: string;
}
export function FullScreenChat({ sessionId, query }: ChatProps) {
const [messages, setMessages] = React.useState<ChatMessage[]>([]);
React.useEffect(() => {
if (query && sessionId) {
sendQuery(query, sessionId);
}
}, [query, sessionId]);
const sendQuery = async (query: string, sessionId: string) => {
try {
setMessages((prevMessages) => [
...prevMessages,
{
role: "user",
content: query,
},
]);
const response = await fetch(
`/api/v1/chat?query=${query}&session_id=${sessionId}`,
);
if (response.ok) {
const reader = response.body.getReader();
// Function to wait for a state update
const waitForUpdate = (updateFn) =>
new Promise((resolve) => {
updateFn();
setTimeout(resolve, 0); // Use setTimeout to wait for the next event loop tick
});
const processStream = async () => {
while (true) {
const { done, value } = await reader.read();
if (done) {
console.log("stream completed");
break;
}
const chunk = new TextDecoder("utf-8").decode(value);
// Wait for each update to be "processed"
await waitForUpdate(() =>
setMessages((prevMessages) => {
const lastMessage = prevMessages[prevMessages.length - 1];
if (lastMessage && lastMessage.role === "agent") {
// Append chunk to the last agent message
return prevMessages.map((msg, idx) =>
idx === prevMessages.length - 1
? { ...msg, content: msg.content + chunk }
: msg,
);
} else {
// Or add a new agent message
return [...prevMessages, { role: "agent", content: chunk }];
}
}),
);
}
};
await processStream();
}
} catch (error) {
console.error(
"Error getting response from bot. Please try again.",
error,
);
setMessages((prevMessages) => [
...prevMessages,
{
role: "agent",
content: "Error getting response from bot. Please try again.",
},
]);
}
};
return (
<>
<ScrollArea className="mt-6 h-[80vh] max-h-[calc(100vh - 200px)]">
<CardContent>
<div className="space-y-4">
{messages.map((message, index) =>
message.role === "user" ? (
<UserMessage key={index} message={message} />
) : (
<AgentMessage key={index} message={message} />
),
)}
</div>
</CardContent>
</ScrollArea>
<CardFooter className="bottom-0 my-4">
<form
onSubmit={async (event: any) => {
event.preventDefault();
const currentMessage = event.currentTarget.message.value;
event.target.message.value = "";
if (currentMessage === "") {
return;
}
await sendQuery(currentMessage, sessionId);
}}
className="flex w-full items-center space-x-2"
>
<div>
<Link href="/admin/data/add" target="_blank">
<Plus className="h-6 w-6" />
<span className="sr-only">Add data</span>
</Link>
</div>
<Input
id="message"
placeholder={"Ask a question..."}
className="flex-1 font-light text-lg h-12 w-full focus:ring-1 rounded-md px-4"
autoComplete="off"
/>
<Button type="submit" className="h-12">
<Send className="h-4 w-4" />
<span className="sr-only">Send</span>
</Button>
</form>
</CardFooter>
</>
);
}
|