mcp-figma

import { McpError, ErrorCode } from '@modelcontextprotocol/sdk/types.js'; import { TokenInfo } from '../types/common.js'; import { ConfigManager } from './config.js'; export class AuthManager { private tokenInfo: TokenInfo | null = null; private apiKey: string | null = null; private configManager: ConfigManager; constructor() { this.configManager = new ConfigManager(); // 从配置中加载API key const savedApiKey = this.configManager.getApiKey(); if (savedApiKey) { this.setApiKey(savedApiKey); } } setApiKey(apiKey: string): void { this.apiKey = apiKey; // 保存到配置文件 this.configManager.setApiKey(apiKey); // 由于Figma个人访问令牌不会过期，我们设置一个很远的过期日期 this.tokenInfo = { accessToken: apiKey, expiresAt: Date.now() + (365 * 24 * 60 * 60 * 1000) // 1年后 }; } async getAccessToken(): Promise<string> { // 检查我们是否有有效的令牌 if (this.tokenInfo && Date.now() < this.tokenInfo.expiresAt) { return this.tokenInfo.accessToken; } // 如果没有设置API key，尝试从配置中重新加载 if (!this.apiKey) { const savedApiKey = this.configManager.getApiKey(); if (savedApiKey) { this.setApiKey(savedApiKey); return savedApiKey; } throw new McpError( ErrorCode.InvalidParams, 'No Figma API key provided. Use the set_api_key tool first.' ); } // 返回API key作为令牌 return this.apiKey; } }