Files
2026-07-13 12:58:18 +08:00

117 lines
3.4 KiB
TypeScript

"use client";
/**
* Chat Component - Main interface with A2A message visualization.
* Extracts structured data from agents and passes to parent for display.
*/
import React, { useEffect } from "react";
import {
useAgent,
useFrontendTool,
CopilotChat,
} from "@copilotkit/react-core/v2";
import { z } from "zod";
import { MessageToA2A } from "./a2a/MessageToA2A";
import { MessageFromA2A } from "./a2a/MessageFromA2A";
type ResearchData = {
topic: string;
summary: string;
findings: Array<{ title: string; description: string }>;
sources: string;
};
type AnalysisData = {
topic: string;
overview: string;
insights: Array<{ title: string; description: string; importance: string }>;
conclusion: string;
};
type ChatProps = {
onResearchUpdate: (data: ResearchData | null) => void;
onAnalysisUpdate: (data: AnalysisData | null) => void;
};
export default function Chat({
onResearchUpdate,
onAnalysisUpdate,
}: ChatProps) {
const { agent } = useAgent({ agentId: "a2a_chat" });
// Extract structured JSON from A2A agent responses and pass to parent
useEffect(() => {
const extractDataFromMessages = () => {
for (const message of agent.messages) {
const msg = message as any;
if (msg.role === "tool" && typeof msg.content !== "undefined") {
try {
const result = msg.content;
let parsed;
if (typeof result === "string") {
let cleanResult = result;
if (result.startsWith("A2A Agent Response: ")) {
cleanResult = result.slice("A2A Agent Response: ".length);
}
try {
parsed = JSON.parse(cleanResult);
} catch {
continue;
}
} else if (typeof result === "object") {
parsed = result;
} else {
continue;
}
if (parsed.findings && Array.isArray(parsed.findings)) {
onResearchUpdate(parsed as ResearchData);
} else if (parsed.insights && Array.isArray(parsed.insights)) {
onAnalysisUpdate(parsed as AnalysisData);
}
} catch (e) {
console.error("Failed to extract data from message:", e);
}
}
}
};
extractDataFromMessages();
}, [agent.messages, onResearchUpdate, onAnalysisUpdate]);
// Register action to render A2A message flow visualization
useFrontendTool({
name: "send_message_to_a2a_agent",
description: "Sends a message to an A2A agent",
available: true,
parameters: z.object({
agentName: z
.string()
.describe("The name of the A2A agent to send the message to"),
task: z.string().describe("The message to send to the A2A agent"),
}),
render: (actionRenderProps) => {
return (
<>
<MessageToA2A {...actionRenderProps} />
<MessageFromA2A {...actionRenderProps} />
</>
);
},
});
return (
<CopilotChat
labels={{
modalHeaderTitle: "Research Assistant",
welcomeMessageText:
'👋 Hi! I\'m your research assistant. I can help you research any topic.\n\nFor example, try:\n- "Research quantum computing"\n- "Tell me about artificial intelligence"\n- "Research renewable energy"\n\nI\'ll coordinate with specialized agents to gather information and provide insights!',
}}
className="h-full"
/>
);
}