Playwright MCP Server

import { SessionManager } from '../session-manager.js'; import { ErrorResponse } from '../errors.js'; export interface ClosePageArgs { sessionId: string; pageIndex: number; } export async function handleClosePage( sessionManager: SessionManager, args: any ): Promise<any> { const { sessionId, pageIndex } = args as ClosePageArgs; const validation = sessionManager.validateSession(sessionId); if (!validation.valid) { return { content: [{ type: 'text', text: JSON.stringify(validation.error) }], isError: true, }; } const session = sessionManager.getSession(sessionId); if (!session) { return { content: [ { type: 'text', text: JSON.stringify({ errorCode: 'SESSION_NOT_FOUND', message: `Session not found: ${sessionId}`, } as ErrorResponse), }, ], isError: true, }; } try { const pages = session.context.pages(); if (pageIndex < 0 || pageIndex >= pages.length) { return { content: [ { type: 'text', text: JSON.stringify({ errorCode: 'INVALID_PAGE_INDEX', message: `Invalid page index: ${pageIndex}. Valid range: 0-${pages.length - 1}`, sessionId, } as ErrorResponse), }, ], isError: true, }; } const targetPage = pages[pageIndex]; if (targetPage.isClosed()) { return { content: [ { type: 'text', text: JSON.stringify({ errorCode: 'PAGE_ALREADY_CLOSED', message: `Page at index ${pageIndex} is already closed`, sessionId, } as ErrorResponse), }, ], isError: true, }; } // Don't allow closing the last page const openPages = pages.filter(p => !p.isClosed()); if (openPages.length === 1) { return { content: [ { type: 'text', text: JSON.stringify({ errorCode: 'CANNOT_CLOSE_LAST_PAGE', message: 'Cannot close the last page. Use browser_close_session to close the session.', sessionId, } as ErrorResponse), }, ], isError: true, }; } const wasActive = targetPage === session.page; await targetPage.close(); // If we closed the active page, switch to the first available page if (wasActive) { const remainingPages = session.context.pages().filter(p => !p.isClosed()); if (remainingPages.length > 0) { session.page = remainingPages[0]; await remainingPages[0].bringToFront(); } } return { content: [ { type: 'text', text: JSON.stringify({ success: true, sessionId, closedPageIndex: pageIndex, remainingPages: session.context.pages().filter(p => !p.isClosed()).length, }), }, ], }; } catch (error: any) { return { content: [ { type: 'text', text: JSON.stringify({ errorCode: 'CLOSE_PAGE_FAILED', message: error.message || 'Failed to close page', sessionId, } as ErrorResponse), }, ], isError: true, }; } }