580 lines
12 KiB
TypeScript
580 lines
12 KiB
TypeScript
"use client";
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import {
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CopilotKit,
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useCoAgent,
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useCoAgentStateRender,
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useCopilotAction,
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} from "@copilotkit/react-core";
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import { CopilotChat } from "@copilotkit/react-ui";
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import { useCallback, useEffect, useState } from "react";
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import "@copilotkit/react-ui/styles.css";
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import CitationBlock from "./CitationBlock";
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import DbInfo from "./DbInfo";
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import SettingsPanel, { STORAGE_KEY } from "./SettingsPanel";
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// Must match AGUI_STATE_KEY from haiku.rag.agents.chat
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const AGUI_STATE_KEY = "haiku.rag.chat";
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interface Citation {
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index: number;
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document_id: string;
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chunk_id: string;
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document_uri: string;
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document_title: string | null;
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page_numbers: number[];
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headings: string[] | null;
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content: string;
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}
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interface QAResponse {
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question: string;
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answer: string;
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confidence: number;
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citations: Citation[];
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}
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interface ChatSessionState {
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session_id: string;
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citations: Citation[];
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qa_history: QAResponse[];
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initial_context: string | null;
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}
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// AG-UI state is namespaced under AGUI_STATE_KEY
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interface AgentState {
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[AGUI_STATE_KEY]?: ChatSessionState;
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}
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function SpinnerIcon() {
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return (
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<svg
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width="16"
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height="16"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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className="tool-spinner"
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>
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<path d="M21 12a9 9 0 1 1-6.219-8.56" />
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</svg>
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);
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}
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function CheckIcon() {
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return (
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<svg
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width="16"
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height="16"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2.5"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<polyline points="20 6 9 17 4 12" />
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</svg>
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);
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}
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function SearchIcon() {
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return (
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<svg
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width="14"
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height="14"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<circle cx="11" cy="11" r="8" />
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<path d="m21 21-4.3-4.3" />
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</svg>
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);
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}
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function MessageIcon() {
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return (
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<svg
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width="14"
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height="14"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<path d="M7.9 20A9 9 0 1 0 4 16.1L2 22Z" />
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</svg>
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);
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}
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function FileIcon() {
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return (
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<svg
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width="14"
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height="14"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<path d="M15 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V7Z" />
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<path d="M14 2v4a2 2 0 0 0 2 2h4" />
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</svg>
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);
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}
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function SettingsIcon() {
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return (
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<svg
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width="18"
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height="18"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<path d="M12.22 2h-.44a2 2 0 0 0-2 2v.18a2 2 0 0 1-1 1.73l-.43.25a2 2 0 0 1-2 0l-.15-.08a2 2 0 0 0-2.73.73l-.22.38a2 2 0 0 0 .73 2.73l.15.1a2 2 0 0 1 1 1.72v.51a2 2 0 0 1-1 1.74l-.15.09a2 2 0 0 0-.73 2.73l.22.38a2 2 0 0 0 2.73.73l.15-.08a2 2 0 0 1 2 0l.43.25a2 2 0 0 1 1 1.73V20a2 2 0 0 0 2 2h.44a2 2 0 0 0 2-2v-.18a2 2 0 0 1 1-1.73l.43-.25a2 2 0 0 1 2 0l.15.08a2 2 0 0 0 2.73-.73l.22-.39a2 2 0 0 0-.73-2.73l-.15-.08a2 2 0 0 1-1-1.74v-.5a2 2 0 0 1 1-1.74l.15-.09a2 2 0 0 0 .73-2.73l-.22-.38a2 2 0 0 0-2.73-.73l-.15.08a2 2 0 0 1-2 0l-.43-.25a2 2 0 0 1-1-1.73V4a2 2 0 0 0-2-2z" />
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<circle cx="12" cy="12" r="3" />
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</svg>
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);
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}
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function ToolCallIndicator({
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toolName,
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status,
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args,
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}: {
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toolName: string;
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status: string;
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args: Record<string, unknown>;
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}) {
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const isComplete = status === "complete";
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const getToolIcon = () => {
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switch (toolName) {
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case "search":
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return <SearchIcon />;
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case "ask":
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return <MessageIcon />;
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case "get_document":
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return <FileIcon />;
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default:
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return <SearchIcon />;
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}
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};
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const getToolLabel = () => {
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switch (toolName) {
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case "search":
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return "Search";
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case "ask":
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return "Ask";
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case "get_document":
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return "Document";
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default:
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return toolName;
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}
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};
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const getDescription = () => {
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switch (toolName) {
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case "search": {
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const query = args.query as string;
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const docName = args.document_name as string | undefined;
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return (
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<>
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<span className="tool-query">{query}</span>
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{docName && (
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<span className="tool-context">
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{" "}
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in <em>{docName}</em>
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</span>
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)}
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</>
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);
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}
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case "ask": {
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const question = args.question as string;
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const docName = args.document_name as string | undefined;
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return (
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<>
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<span className="tool-query">{question}</span>
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{docName && (
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<span className="tool-context">
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{" "}
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from <em>{docName}</em>
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</span>
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)}
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</>
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);
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}
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case "get_document":
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return <span className="tool-query">{args.query as string}</span>;
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default:
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return <span>Processing...</span>;
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}
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};
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return (
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<div className={`tool-call-card ${isComplete ? "complete" : "loading"}`}>
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<style>{`
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@keyframes spin {
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from { transform: rotate(0deg); }
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to { transform: rotate(360deg); }
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}
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@keyframes fadeIn {
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from { opacity: 0; transform: translateY(-4px); }
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to { opacity: 1; transform: translateY(0); }
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}
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@keyframes pulse {
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0%, 100% { opacity: 1; }
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50% { opacity: 0.6; }
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}
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.tool-call-card {
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display: flex;
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align-items: flex-start;
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gap: 12px;
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padding: 12px 14px;
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margin: 8px 0;
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background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
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border-radius: 10px;
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font-size: 13px;
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color: #475569;
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border: 1px solid #e2e8f0;
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box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
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animation: fadeIn 0.2s ease-out;
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transition: all 0.2s ease;
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}
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.tool-call-card.loading {
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border-color: #bfdbfe;
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background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
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}
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.tool-call-card.complete {
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border-color: #bbf7d0;
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background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
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}
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.tool-status-icon {
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display: flex;
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align-items: center;
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justify-content: center;
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width: 28px;
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height: 28px;
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border-radius: 8px;
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flex-shrink: 0;
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}
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.tool-call-card.loading .tool-status-icon {
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background: #dbeafe;
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color: #2563eb;
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}
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.tool-call-card.complete .tool-status-icon {
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background: #bbf7d0;
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color: #16a34a;
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}
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.tool-spinner {
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animation: spin 1s linear infinite;
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}
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.tool-content {
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flex: 1;
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min-width: 0;
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}
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.tool-header {
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display: flex;
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align-items: center;
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gap: 6px;
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margin-bottom: 4px;
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}
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.tool-badge {
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display: inline-flex;
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align-items: center;
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gap: 4px;
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padding: 2px 8px;
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background: rgba(59, 130, 246, 0.1);
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color: #2563eb;
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border-radius: 4px;
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font-size: 11px;
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font-weight: 600;
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text-transform: uppercase;
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letter-spacing: 0.025em;
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}
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.tool-call-card.complete .tool-badge {
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background: rgba(22, 163, 74, 0.1);
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color: #16a34a;
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}
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.tool-status-text {
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font-size: 11px;
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color: #94a3b8;
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}
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.tool-call-card.loading .tool-status-text {
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animation: pulse 1.5s ease-in-out infinite;
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}
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.tool-description {
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color: #334155;
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line-height: 1.5;
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word-break: break-word;
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}
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.tool-query {
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color: #0f172a;
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font-weight: 500;
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}
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.tool-context {
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color: #64748b;
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}
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.tool-context em {
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color: #475569;
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font-style: normal;
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font-weight: 500;
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}
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`}</style>
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<div className="tool-status-icon">
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{isComplete ? <CheckIcon /> : <SpinnerIcon />}
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</div>
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<div className="tool-content">
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<div className="tool-header">
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<span className="tool-badge">
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{getToolIcon()}
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{getToolLabel()}
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</span>
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<span className="tool-status-text">
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{isComplete ? "Done" : "Working..."}
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</span>
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</div>
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<div className="tool-description">{getDescription()}</div>
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</div>
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</div>
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);
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}
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function ChatContentInner({
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initialContext,
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setInitialContext,
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}: {
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initialContext: string;
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setInitialContext: (value: string) => void;
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}) {
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const [settingsOpen, setSettingsOpen] = useState(false);
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const handleSaveContext = useCallback(
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(value: string) => {
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setInitialContext(value);
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if (value) {
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localStorage.setItem(STORAGE_KEY, value);
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} else {
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localStorage.removeItem(STORAGE_KEY);
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}
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},
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[setInitialContext],
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);
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useCoAgent<AgentState>({
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name: "chat_agent",
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initialState: {
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[AGUI_STATE_KEY]: {
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session_id: "",
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citations: [],
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qa_history: [],
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initial_context: initialContext || null,
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},
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},
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});
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useCoAgentStateRender<AgentState>({
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name: "chat_agent",
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render: ({ state }) => {
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const chatState = state[AGUI_STATE_KEY];
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if (chatState?.citations.length) {
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return <CitationBlock citations={chatState.citations} />;
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}
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return null;
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},
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});
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useCopilotAction({
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name: "search",
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available: "disabled",
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parameters: [
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{ name: "query", type: "string" },
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{ name: "document_name", type: "string" },
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],
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render: ({ status, args }) => (
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<ToolCallIndicator
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toolName="search"
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status={status}
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args={args as Record<string, unknown>}
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/>
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),
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});
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useCopilotAction({
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name: "ask",
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available: "disabled",
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parameters: [
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{ name: "question", type: "string" },
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{ name: "document_name", type: "string" },
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],
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render: ({ status, args }) => (
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<ToolCallIndicator
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toolName="ask"
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status={status}
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args={args as Record<string, unknown>}
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/>
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),
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});
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useCopilotAction({
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name: "get_document",
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available: "disabled",
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parameters: [{ name: "query", type: "string" }],
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render: ({ status, args }) => (
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<ToolCallIndicator
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toolName="get_document"
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status={status}
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args={args as Record<string, unknown>}
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/>
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),
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});
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return (
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<>
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<style>{`
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.chat-wrapper {
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display: flex;
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justify-content: center;
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align-items: center;
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min-height: 100vh;
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padding: 1rem;
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}
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.chat-container {
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width: calc(100% - 2rem);
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max-width: 1400px;
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height: 90vh;
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border-radius: 12px;
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overflow: hidden;
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box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
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background: white;
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display: flex;
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flex-direction: column;
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}
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.chat-header {
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display: flex;
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justify-content: flex-end;
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padding: 0.5rem 0.75rem;
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border-bottom: 1px solid #e2e8f0;
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background: #f8fafc;
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}
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.settings-btn {
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display: flex;
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align-items: center;
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gap: 0.375rem;
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padding: 0.375rem 0.625rem;
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background: white;
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border: 1px solid #e2e8f0;
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border-radius: 6px;
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cursor: pointer;
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color: #64748b;
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font-size: 0.8125rem;
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transition: all 0.15s;
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}
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.settings-btn:hover {
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background: #f1f5f9;
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border-color: #cbd5e1;
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color: #475569;
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}
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.settings-btn.has-context {
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background: #eff6ff;
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border-color: #bfdbfe;
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color: #2563eb;
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}
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.settings-btn.has-context:hover {
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background: #dbeafe;
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border-color: #93c5fd;
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}
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.chat-content {
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flex: 1;
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min-height: 0;
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display: flex;
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flex-direction: column;
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}
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.chat-content > * {
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flex: 1;
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min-height: 0;
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}
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`}</style>
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<div className="chat-wrapper">
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<div className="chat-container">
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<div className="chat-header">
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<button
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type="button"
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className={`settings-btn ${initialContext ? "has-context" : ""}`}
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onClick={() => setSettingsOpen(true)}
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title={
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initialContext
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? "Background context is set"
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: "Set background context"
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}
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>
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<SettingsIcon />
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Context
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</button>
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</div>
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<div className="chat-content">
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<CopilotChat
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labels={{
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title: "haiku.rag Chat",
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initial:
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"Hello! I can help you search and answer questions from your knowledge base. Ask me anything!",
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}}
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/>
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</div>
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<DbInfo />
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</div>
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</div>
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<SettingsPanel
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isOpen={settingsOpen}
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onClose={() => setSettingsOpen(false)}
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onSave={handleSaveContext}
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currentValue={initialContext}
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/>
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</>
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);
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}
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function ChatContent() {
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const [initialContext, setInitialContext] = useState<string | null>(null);
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useEffect(() => {
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const stored = localStorage.getItem(STORAGE_KEY);
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setInitialContext(stored || "");
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}, []);
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if (initialContext === null) {
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return null;
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}
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return (
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<ChatContentInner
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initialContext={initialContext}
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setInitialContext={setInitialContext}
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/>
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);
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}
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export default function Chat() {
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return (
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<CopilotKit runtimeUrl="/api/copilotkit" agent="chat_agent">
|
|
<ChatContent />
|
|
</CopilotKit>
|
|
);
|
|
}
|