590 lines
26 KiB
TypeScript
590 lines
26 KiB
TypeScript
'use client';
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import React, { useCallback, useEffect, useState } from 'react';
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import { AlertCircle, Loader2, Plus, RefreshCw, ServerCog, TestTube2, Trash2, Wrench } from 'lucide-react';
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import { addMcpServer, deleteMcpServer, getAuthzStatus, listMcpServers, listMcpTools, testMcpServer, updateMcpServer } from '@/lib/api';
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import { useChatStore } from '@/lib/store';
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import { cn } from '@/lib/utils';
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import type { AuthzStatus, UiMcpServerDescriptor } from '@/types';
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import { Badge } from '@/components/ui/badge';
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import { Button } from '@/components/ui/button';
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import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
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import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogTrigger } from '@/components/ui/dialog';
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import { Input } from '@/components/ui/input';
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import { Label } from '@/components/ui/label';
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import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
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import { Textarea } from '@/components/ui/textarea';
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type McpFormMode = 'remote' | 'install';
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const EMPTY_FORM = {
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mode: 'remote' as McpFormMode,
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id: '',
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command: '',
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args: '',
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url: '',
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headers: '{}',
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auth_mode: 'none',
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tool_timeout: '30',
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};
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function createEmptyForm() {
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return { ...EMPTY_FORM };
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}
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function resolveFormMode(server?: UiMcpServerDescriptor): McpFormMode {
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if (server?.transport === 'stdio') return 'install';
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if (server?.transport === 'http') return 'remote';
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if (server?.url) return 'remote';
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return 'install';
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}
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function resolveAuthAudience(serverId: string) {
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const trimmed = serverId.trim();
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return trimmed ? `mcp:${trimmed}` : '';
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}
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function resolveAuthzMcpScopes(authzStatus: AuthzStatus | null, serverId: string): { available: boolean; enabled: boolean; scopes: string[] } {
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const trimmed = serverId.trim();
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if (!trimmed) {
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return { available: false, enabled: false, scopes: [] };
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}
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const permissions = authzStatus?.permissions;
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if (!permissions || typeof permissions !== 'object') {
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return { available: false, enabled: false, scopes: [] };
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}
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const mcpPermissions = (permissions as Record<string, unknown>).mcp;
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if (!mcpPermissions || typeof mcpPermissions !== 'object') {
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return { available: false, enabled: false, scopes: [] };
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}
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const serverPermission = (mcpPermissions as Record<string, unknown>)[trimmed];
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if (!serverPermission || typeof serverPermission !== 'object') {
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return { available: false, enabled: false, scopes: [] };
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}
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const enabled = Boolean((serverPermission as Record<string, unknown>).enabled);
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const rawTools: unknown[] = Array.isArray((serverPermission as Record<string, unknown>).tools)
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? ((serverPermission as Record<string, unknown>).tools as unknown[])
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: [];
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const toolScopes = rawTools
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.filter((tool: unknown): tool is string => typeof tool === 'string' && tool.trim().length > 0)
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.map((tool) => `tool:${tool.trim()}`);
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return {
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available: true,
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enabled,
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scopes: enabled ? ['list_tools', ...toolScopes] : [],
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};
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}
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function serverStatusLabel(status?: string | null) {
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if (status === 'connected') return '已连接';
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if (status === 'error') return '异常';
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if (status === 'disconnected' || !status) return '未连接';
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return status;
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}
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function transportLabel(transport?: string) {
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if (transport === 'stdio') return '标准输入输出';
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if (transport === 'http') return 'HTTP';
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return transport || '-';
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}
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export default function MCPPage() {
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const cachedServers = useChatStore((s) => s.mcpRegistry);
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const cachedTools = useChatStore((s) => s.mcpToolRegistry);
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const setCachedServers = useChatStore((s) => s.setMcpRegistry);
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const setCachedTools = useChatStore((s) => s.setMcpToolRegistry);
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const [servers, setServers] = useState<UiMcpServerDescriptor[]>(cachedServers);
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const [tools, setTools] = useState<Array<{ server_id: string; tools: Array<Record<string, unknown>> }>>(cachedTools);
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const [loading, setLoading] = useState(cachedServers.length === 0 && cachedTools.length === 0);
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const [refreshing, setRefreshing] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const [dialogOpen, setDialogOpen] = useState(false);
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const [submitting, setSubmitting] = useState(false);
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const [testingId, setTestingId] = useState<string | null>(null);
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const [editingId, setEditingId] = useState<string | null>(null);
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const [form, setForm] = useState(createEmptyForm());
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const [authzStatus, setAuthzStatus] = useState<AuthzStatus | null>(null);
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const [selectedServerId, setSelectedServerId] = useState<string | null>(null);
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const load = useCallback(async (background = false) => {
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if (background) {
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setRefreshing(true);
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} else {
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setLoading(true);
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}
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setError(null);
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try {
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const [serverData, toolData, authzData] = await Promise.all([
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listMcpServers(),
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listMcpTools(),
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getAuthzStatus().catch(() => null),
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]);
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const nextServers = Array.isArray(serverData) ? serverData : [];
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const nextTools = Array.isArray(toolData) ? toolData : [];
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setServers(nextServers);
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setTools(nextTools);
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setCachedServers(nextServers);
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setCachedTools(nextTools);
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setAuthzStatus(authzData);
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setSelectedServerId((current) => (current && nextServers.some((server) => server.id === current) ? current : null));
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} catch (err: any) {
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setError(err.message || '加载 MCP 服务失败');
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} finally {
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if (background) {
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setRefreshing(false);
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} else {
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setLoading(false);
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}
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}
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}, [setCachedServers, setCachedTools]);
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useEffect(() => {
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void load(cachedServers.length > 0 || cachedTools.length > 0);
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}, [cachedServers.length, cachedTools.length, load]);
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const resetForm = () => {
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setEditingId(null);
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setForm(createEmptyForm());
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};
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const openEdit = (server: UiMcpServerDescriptor) => {
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setEditingId(server.id);
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setForm({
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mode: resolveFormMode(server),
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id: server.id,
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command: server.command || '',
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args: (server.args || []).join(' '),
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url: server.url || '',
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headers: JSON.stringify(server.headers || {}, null, 2),
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auth_mode: server.auth_mode || 'none',
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tool_timeout: String(server.tool_timeout || 30),
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});
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setDialogOpen(true);
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};
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const parseObjectField = (label: string, value: string) => {
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if (!value.trim()) return {};
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const parsed = JSON.parse(value);
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if (!parsed || typeof parsed !== 'object' || Array.isArray(parsed)) {
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throw new Error(`${label} 必须是 JSON 对象`);
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}
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return parsed as Record<string, string>;
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};
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const handleSubmit = async (e: React.FormEvent) => {
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e.preventDefault();
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setSubmitting(true);
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setError(null);
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try {
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const id = form.id.trim();
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const url = form.url.trim();
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const command = form.command.trim();
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const toolTimeout = Number(form.tool_timeout || 30);
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if (!id) {
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throw new Error('ID 不能为空');
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}
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if (!Number.isFinite(toolTimeout) || toolTimeout < 1) {
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throw new Error('工具超时必须大于 0');
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}
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if (form.mode === 'remote' && !url) {
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throw new Error('请输入 MCP Server 地址');
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}
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if (form.mode === 'install' && !command) {
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throw new Error('请输入安装或启动命令');
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}
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const authMode = form.mode === 'remote' ? (form.auth_mode || 'none') : 'none';
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const authAudience = authMode === 'oauth_backend_token' ? resolveAuthAudience(id) : '';
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const payload = {
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id,
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command: form.mode === 'install' ? command : '',
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args: form.mode === 'install'
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? form.args.split(/\s+/).map((item) => item.trim()).filter(Boolean)
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: [],
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env: {},
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url: form.mode === 'remote' ? url : '',
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headers: form.mode === 'remote' ? parseObjectField('请求头', form.headers) : {},
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auth_mode: authMode,
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auth_audience: authAudience,
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auth_scopes: [],
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tool_timeout: toolTimeout,
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};
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if (editingId) {
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await updateMcpServer(editingId, payload);
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} else {
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await addMcpServer(payload);
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}
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setDialogOpen(false);
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resetForm();
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await load();
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} catch (err: any) {
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setError(err.message || '保存 MCP 服务失败');
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} finally {
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setSubmitting(false);
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}
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};
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const handleDelete = async (serverId: string) => {
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try {
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await deleteMcpServer(serverId);
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setSelectedServerId((current) => (current === serverId ? null : current));
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await load();
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} catch (err: any) {
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setError(err.message || '删除 MCP 服务失败');
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}
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};
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const handleTest = async (serverId: string) => {
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setTestingId(serverId);
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try {
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await testMcpServer(serverId);
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await load(true);
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} catch (err: any) {
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setError(err.message || '测试 MCP 服务失败');
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} finally {
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setTestingId(null);
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}
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};
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const authAudience = resolveAuthAudience(form.id);
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const authzMcpScopes = resolveAuthzMcpScopes(authzStatus, form.id);
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const showAuthzPreview = form.auth_mode === 'oauth_backend_token';
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const selectedServer = selectedServerId ? servers.find((server) => server.id === selectedServerId) || null : null;
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const selectedToolGroup = selectedServerId ? tools.find((group) => group.server_id === selectedServerId) || null : null;
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let authzHint = '无需手动填写。Audience 会按 MCP ID 自动生成，Scopes 按 AuthZ 当前权限动态决定。';
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if (showAuthzPreview) {
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if (!form.id.trim()) {
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authzHint = '先填写 MCP ID，Audience 会自动生成为 mcp:<id>。';
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} else if (!authzStatus?.enabled) {
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authzHint = '当前 workspace 没启用 AuthZ，选择 oauth_backend_token 后将无法申请访问 token。';
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} else if (!authzStatus.local_backend.registered) {
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authzHint = '当前 backend 还没有在 AuthZ 注册，暂时无法读取权限或申请 token。';
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} else if (authzStatus.error) {
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authzHint = `读取 AuthZ 权限失败：${authzStatus.error}`;
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} else if (!authzMcpScopes.available || !authzMcpScopes.enabled) {
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authzHint = `AuthZ 里还没有为 ${authAudience || '这个 MCP'} 开启权限，保存后调用会返回 403。`;
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} else {
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authzHint = `已从 AuthZ 读取到 ${authAudience} 的当前权限。`;
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}
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}
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if (loading) {
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return (
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<div className="flex items-center justify-center py-20">
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<Loader2 className="w-6 h-6 animate-spin text-muted-foreground" />
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</div>
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);
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}
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return (
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<div className="max-w-6xl mx-auto p-6 space-y-6">
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<div className="flex items-center justify-between gap-4 flex-wrap">
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<div>
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<h1 className="text-2xl font-bold flex items-center gap-2">
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<ServerCog className="w-6 h-6" />
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MCP 服务
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</h1>
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<p className="text-sm text-muted-foreground mt-1">
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管理 MCP 服务配置、连通性和当前已发现的工具。
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</p>
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</div>
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<div className="flex items-center gap-2">
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<Button variant="outline" size="sm" onClick={() => void load(true)}>
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<RefreshCw className={`w-4 h-4 mr-2 ${refreshing ? 'animate-spin' : ''}`} />
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刷新
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</Button>
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<Dialog open={dialogOpen} onOpenChange={(open) => {
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setDialogOpen(open);
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if (!open) resetForm();
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}}>
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<DialogTrigger asChild>
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<Button size="sm">
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<Plus className="w-4 h-4 mr-2" />
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新增 MCP
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</Button>
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</DialogTrigger>
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<DialogContent className="sm:max-w-2xl">
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<DialogHeader>
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<DialogTitle>{editingId ? '编辑 MCP 服务' : '新增 MCP 服务'}</DialogTitle>
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</DialogHeader>
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<form className="space-y-4" onSubmit={handleSubmit}>
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<div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
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<div className="space-y-2">
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<Label htmlFor="id">ID</Label>
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<Input id="id" value={form.id} onChange={(e) => setForm((s) => ({ ...s, id: e.target.value }))} required disabled={!!editingId} />
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</div>
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<div className="space-y-2">
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<Label htmlFor="tool_timeout">工具超时</Label>
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<Input id="tool_timeout" type="number" min="1" value={form.tool_timeout} onChange={(e) => setForm((s) => ({ ...s, tool_timeout: e.target.value }))} />
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</div>
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</div>
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<Tabs
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value={form.mode}
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onValueChange={(value) => setForm((s) => ({ ...s, mode: value as McpFormMode }))}
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className="space-y-4"
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>
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<div className="space-y-2">
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<Label>接入方式</Label>
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<TabsList className="grid h-auto w-full grid-cols-1 gap-2 bg-transparent p-0 sm:grid-cols-2">
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<TabsTrigger
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value="remote"
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className="h-full flex-col items-start gap-1 rounded-lg border border-border/70 bg-background/80 px-4 py-3 text-left whitespace-normal data-[state=active]:border-primary"
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>
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<span className="text-sm font-medium">连接已有 MCP Server</span>
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<span className="text-xs font-normal text-muted-foreground">
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适合已经部署好的远程 MCP 服务，填写 URL、请求头和鉴权即可。
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</span>
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</TabsTrigger>
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<TabsTrigger
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value="install"
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className="h-full flex-col items-start gap-1 rounded-lg border border-border/70 bg-background/80 px-4 py-3 text-left whitespace-normal data-[state=active]:border-primary"
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>
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<span className="text-sm font-medium">命令安装并启动</span>
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<span className="text-xs font-normal text-muted-foreground">
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适合本机通过 `npx`、`uvx` 或其他命令启动 MCP 进程。
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</span>
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</TabsTrigger>
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</TabsList>
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</div>
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<TabsContent value="remote" className="mt-0 rounded-lg border border-border/70 p-4 space-y-4">
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<div className="text-sm text-muted-foreground">
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连接一个已经存在的 MCP Server，前端只保存访问地址、请求头和鉴权配置。
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</div>
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<div className="space-y-2">
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<Label htmlFor="url">MCP Server 地址</Label>
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<Input
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id="url"
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value={form.url}
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onChange={(e) => setForm((s) => ({ ...s, url: e.target.value }))}
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placeholder="http://localhost:3001/mcp"
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required={form.mode === 'remote'}
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/>
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</div>
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<div className="grid grid-cols-1 sm:grid-cols-3 gap-4">
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<div className="space-y-2">
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<Label htmlFor="auth_mode">鉴权模式</Label>
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<select
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id="auth_mode"
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value={form.auth_mode}
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onChange={(e) => setForm((s) => ({ ...s, auth_mode: e.target.value }))}
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className="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm"
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>
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<option value="none">none</option>
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<option value="oauth_backend_token">oauth_backend_token</option>
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</select>
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</div>
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<div className="space-y-2 sm:col-span-2">
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<Label>AuthZ 权限</Label>
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<div className="rounded-md border border-border/70 bg-muted/30 px-3 py-3 text-sm space-y-2">
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<div className="flex flex-col gap-1">
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<span className="text-muted-foreground">Audience</span>
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<span className="font-mono text-xs break-all">
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{showAuthzPreview ? (authAudience || '填写 MCP ID 后自动生成') : '关闭鉴权时无需配置'}
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</span>
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</div>
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<div className="flex flex-col gap-1">
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<span className="text-muted-foreground">Scopes</span>
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<span className="text-xs break-words">
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{showAuthzPreview
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? (authzMcpScopes.scopes.length > 0 ? authzMcpScopes.scopes.join(', ') : '由 AuthZ 当前权限动态决定')
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: '关闭鉴权时无需配置'}
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</span>
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</div>
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<div className="text-xs text-muted-foreground">
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{authzHint}
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</div>
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</div>
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</div>
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</div>
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<div className="space-y-2">
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<Label htmlFor="headers">请求头 JSON</Label>
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<Textarea
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id="headers"
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rows={8}
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value={form.headers}
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onChange={(e) => setForm((s) => ({ ...s, headers: e.target.value }))}
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/>
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</div>
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</TabsContent>
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<TabsContent value="install" className="mt-0 rounded-lg border border-border/70 p-4 space-y-4">
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<div className="text-sm text-muted-foreground">
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通过命令安装并启动本地 MCP 进程，适合 `npx`、`uvx`、脚本或容器方式。
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</div>
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<div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
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<div className="space-y-2">
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<Label htmlFor="command">命令</Label>
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<Input
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id="command"
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value={form.command}
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onChange={(e) => setForm((s) => ({ ...s, command: e.target.value }))}
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placeholder="npx"
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required={form.mode === 'install'}
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/>
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</div>
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<div className="space-y-2">
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<Label htmlFor="args">参数</Label>
|
||
<Input
|
||
id="args"
|
||
value={form.args}
|
||
onChange={(e) => setForm((s) => ({ ...s, args: e.target.value }))}
|
||
placeholder="-y @modelcontextprotocol/server-github"
|
||
/>
|
||
</div>
|
||
</div>
|
||
</TabsContent>
|
||
</Tabs>
|
||
<div className="flex justify-end gap-2">
|
||
<Button type="button" variant="outline" onClick={() => setDialogOpen(false)}>
|
||
取消
|
||
</Button>
|
||
<Button type="submit" disabled={submitting}>
|
||
{submitting ? <Loader2 className="w-4 h-4 animate-spin mr-2" /> : <Plus className="w-4 h-4 mr-2" />}
|
||
保存
|
||
</Button>
|
||
</div>
|
||
</form>
|
||
</DialogContent>
|
||
</Dialog>
|
||
</div>
|
||
</div>
|
||
|
||
{error && (
|
||
<Card className="border-destructive">
|
||
<CardContent className="pt-6">
|
||
<div className="flex items-center gap-2 text-destructive text-sm">
|
||
<AlertCircle className="w-4 h-4" />
|
||
{error}
|
||
</div>
|
||
</CardContent>
|
||
</Card>
|
||
)}
|
||
|
||
<div className="grid grid-cols-1 xl:grid-cols-[minmax(0,1.3fr)_minmax(0,1fr)] gap-4">
|
||
<div className="space-y-4">
|
||
{servers.map((server) => (
|
||
<Card
|
||
key={server.id}
|
||
role="button"
|
||
tabIndex={0}
|
||
onClick={() => setSelectedServerId(server.id)}
|
||
onKeyDown={(event) => {
|
||
if (event.key === 'Enter' || event.key === ' ') {
|
||
event.preventDefault();
|
||
setSelectedServerId(server.id);
|
||
}
|
||
}}
|
||
className={cn(
|
||
'cursor-pointer transition-colors',
|
||
selectedServerId === server.id && 'border-primary bg-primary/5 shadow-sm'
|
||
)}
|
||
>
|
||
<CardHeader className="pb-3">
|
||
<div className="flex items-start justify-between gap-4">
|
||
<div>
|
||
<CardTitle className="text-base">{server.name}</CardTitle>
|
||
<p className="text-xs text-muted-foreground mt-1 font-mono">{server.id}</p>
|
||
</div>
|
||
<div className="flex items-center gap-2 flex-wrap justify-end">
|
||
<Badge variant="outline">{transportLabel(server.transport)}</Badge>
|
||
<Badge variant={server.status === 'connected' ? 'default' : server.status === 'error' ? 'destructive' : 'secondary'}>
|
||
{serverStatusLabel(server.status)}
|
||
</Badge>
|
||
</div>
|
||
</div>
|
||
</CardHeader>
|
||
<CardContent className="pt-0 space-y-3 text-sm">
|
||
{server.url && <div><span className="font-medium">URL:</span> <span className="text-muted-foreground break-all">{server.url}</span></div>}
|
||
{server.command && <div><span className="font-medium">命令：</span> <span className="text-muted-foreground">{server.command} {(server.args || []).join(' ')}</span></div>}
|
||
{server.auth_mode && server.auth_mode !== 'none' && <div><span className="font-medium">鉴权：</span> <span className="text-muted-foreground">{server.auth_mode}</span></div>}
|
||
{(server.auth_audience || server.auth_mode === 'oauth_backend_token') && (
|
||
<div><span className="font-medium">Audience：</span> <span className="text-muted-foreground">{server.auth_audience || resolveAuthAudience(server.id)}</span></div>
|
||
)}
|
||
{(server.auth_scopes || []).length > 0 && <div><span className="font-medium">Scopes：</span> <span className="text-muted-foreground break-all">{(server.auth_scopes || []).join(', ')}</span></div>}
|
||
{server.auth_mode === 'oauth_backend_token' && (!server.auth_scopes || server.auth_scopes.length === 0) && (
|
||
<div><span className="font-medium">Scopes：</span> <span className="text-muted-foreground">由 AuthZ 动态决定</span></div>
|
||
)}
|
||
<div className="flex items-center gap-2 flex-wrap text-xs text-muted-foreground">
|
||
<span>{server.tool_count || 0} 个工具</span>
|
||
<span>{selectedServerId === server.id ? '已选中' : '点击查看工具'}</span>
|
||
{server.last_error && <span className="text-rose-300">{server.last_error}</span>}
|
||
</div>
|
||
<div className="flex items-center gap-2 justify-end">
|
||
<Button variant="outline" size="sm" onClick={(event) => {
|
||
event.stopPropagation();
|
||
openEdit(server);
|
||
}}>
|
||
编辑
|
||
</Button>
|
||
<Button variant="outline" size="sm" onClick={(event) => {
|
||
event.stopPropagation();
|
||
void handleTest(server.id);
|
||
}} disabled={testingId === server.id}>
|
||
{testingId === server.id ? <Loader2 className="w-4 h-4 animate-spin mr-2" /> : <TestTube2 className="w-4 h-4 mr-2" />}
|
||
测试
|
||
</Button>
|
||
<Button variant="outline" size="sm" onClick={(event) => {
|
||
event.stopPropagation();
|
||
void handleDelete(server.id);
|
||
}}>
|
||
<Trash2 className="w-4 h-4 mr-2" />
|
||
删除
|
||
</Button>
|
||
</div>
|
||
</CardContent>
|
||
</Card>
|
||
))}
|
||
{servers.length === 0 && (
|
||
<Card>
|
||
<CardContent className="py-12 text-center text-muted-foreground">
|
||
暂无 MCP 服务。
|
||
</CardContent>
|
||
</Card>
|
||
)}
|
||
</div>
|
||
|
||
<Card>
|
||
<CardHeader>
|
||
<CardTitle className="text-base flex items-center gap-2">
|
||
<Wrench className="w-4 h-4" />
|
||
{selectedServer ? `${selectedServer.name} 的工具` : 'MCP 工具'}
|
||
</CardTitle>
|
||
</CardHeader>
|
||
<CardContent className="space-y-4">
|
||
{!selectedServer && (
|
||
<div className="py-10 text-sm text-muted-foreground text-center">
|
||
点击左侧 MCP 服务后，这里才会显示对应的已发现工具。
|
||
</div>
|
||
)}
|
||
{selectedServer && !selectedToolGroup && (
|
||
<div className="text-sm text-muted-foreground">这个 MCP 暂时还没有发现任何工具。</div>
|
||
)}
|
||
{selectedToolGroup && (
|
||
<div className="space-y-2">
|
||
<div className="text-sm font-medium">{selectedToolGroup.server_id}</div>
|
||
<div className="space-y-2">
|
||
{selectedToolGroup.tools.map((tool) => (
|
||
<div key={String(tool.name)} className="rounded-md border border-border/70 px-3 py-2 bg-background/60">
|
||
<div className="text-sm font-medium">{String(tool.tool_name || tool.name)}</div>
|
||
<div className="text-xs text-muted-foreground mt-1 whitespace-pre-wrap break-words">
|
||
{String(tool.description || '—')}
|
||
</div>
|
||
</div>
|
||
))}
|
||
</div>
|
||
</div>
|
||
)}
|
||
</CardContent>
|
||
</Card>
|
||
</div>
|
||
</div>
|
||
);
|
||
}
|