@executeautomation/playwright-mcp-server
Version:
Model Context Protocol servers for Playwright
149 lines (148 loc) • 4.94 kB
JavaScript
import { BrowserToolBase } from './base.js';
import { createSuccessResponse, createErrorResponse } from '../common/types.js';
/**
* Tool for clicking elements on the page
*/
export class ClickTool extends BrowserToolBase {
/**
* Execute the click tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
await page.click(args.selector);
return createSuccessResponse(`Clicked element: ${args.selector}`);
});
}
}
/**
* Tool for clicking elements inside iframes
*/
export class IframeClickTool extends BrowserToolBase {
/**
* Execute the iframe click tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
const frame = page.frameLocator(args.iframeSelector);
if (!frame) {
return createErrorResponse(`Iframe not found: ${args.iframeSelector}`);
}
await frame.locator(args.selector).click();
return createSuccessResponse(`Clicked element ${args.selector} inside iframe ${args.iframeSelector}`);
});
}
}
/**
* Tool for filling form fields
*/
export class FillTool extends BrowserToolBase {
/**
* Execute the fill tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
await page.waitForSelector(args.selector);
await page.fill(args.selector, args.value);
return createSuccessResponse(`Filled ${args.selector} with: ${args.value}`);
});
}
}
/**
* Tool for selecting options from dropdown menus
*/
export class SelectTool extends BrowserToolBase {
/**
* Execute the select tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
await page.waitForSelector(args.selector);
await page.selectOption(args.selector, args.value);
return createSuccessResponse(`Selected ${args.selector} with: ${args.value}`);
});
}
}
/**
* Tool for hovering over elements
*/
export class HoverTool extends BrowserToolBase {
/**
* Execute the hover tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
await page.waitForSelector(args.selector);
await page.hover(args.selector);
return createSuccessResponse(`Hovered ${args.selector}`);
});
}
}
/**
* Tool for executing JavaScript in the browser
*/
export class EvaluateTool extends BrowserToolBase {
/**
* Execute the evaluate tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
const result = await page.evaluate(args.script);
// Convert result to string for display
let resultStr;
try {
resultStr = JSON.stringify(result, null, 2);
}
catch (error) {
resultStr = String(result);
}
return createSuccessResponse([
`Executed JavaScript:`,
`${args.script}`,
`Result:`,
`${resultStr}`
]);
});
}
}
/**
* Tool for dragging elements on the page
*/
export class DragTool extends BrowserToolBase {
/**
* Execute the drag tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
const sourceElement = await page.waitForSelector(args.sourceSelector);
const targetElement = await page.waitForSelector(args.targetSelector);
const sourceBound = await sourceElement.boundingBox();
const targetBound = await targetElement.boundingBox();
if (!sourceBound || !targetBound) {
return createErrorResponse("Could not get element positions for drag operation");
}
await page.mouse.move(sourceBound.x + sourceBound.width / 2, sourceBound.y + sourceBound.height / 2);
await page.mouse.down();
await page.mouse.move(targetBound.x + targetBound.width / 2, targetBound.y + targetBound.height / 2);
await page.mouse.up();
return createSuccessResponse(`Dragged element from ${args.sourceSelector} to ${args.targetSelector}`);
});
}
}
/**
* Tool for pressing keyboard keys
*/
export class PressKeyTool extends BrowserToolBase {
/**
* Execute the key press tool
*/
async execute(args, context) {
return this.safeExecute(context, async (page) => {
if (args.selector) {
await page.waitForSelector(args.selector);
await page.focus(args.selector);
}
await page.keyboard.press(args.key);
return createSuccessResponse(`Pressed key: ${args.key}`);
});
}
}