feat: Gravity Web Phase 1 - CDP remote control dashboard

This commit is contained in:
2026-03-07 18:53:41 +09:00
commit 8020a5b072
13 changed files with 2930 additions and 0 deletions

277
server/cdp-client.js Normal file
View File

@@ -0,0 +1,277 @@
/**
* CDP Client — Antigravity IDE와 Chrome DevTools Protocol로 통신
*
* 채팅 DOM 스크래핑, 메시지 전송, 상태 모니터링
*/
const CDP = require('chrome-remote-interface');
class CDPClient {
constructor(host = 'localhost', port = 9000) {
this.host = host;
this.port = port;
this.client = null;
this.connected = false;
this.lastChatHTML = '';
this.pollInterval = null;
this.onChatUpdate = null; // callback(html)
this.onDisconnect = null; // callback()
}
/**
* CDP 연결 수립
*/
async connect() {
try {
// CDP 타겟 목록에서 올바른 페이지 찾기
const targets = await CDP.List({ host: this.host, port: this.port });
// Antigravity 메인 윈도우 타겟 찾기 (type: 'page')
const pageTarget = targets.find(t => t.type === 'page' && !t.url.includes('devtools'));
if (!pageTarget) {
throw new Error('Antigravity 페이지 타겟을 찾을 수 없습니다');
}
this.client = await CDP({
host: this.host,
port: this.port,
target: pageTarget,
});
const { Runtime, DOM, Page } = this.client;
await Promise.all([
Runtime.enable(),
DOM.enable(),
Page.enable(),
]);
this.connected = true;
// 연결 끊김 감지
this.client.on('disconnect', () => {
this.connected = false;
this.stopPolling();
if (this.onDisconnect) this.onDisconnect();
});
console.log(`[CDP] 연결 성공: ${this.host}:${this.port}${pageTarget.title}`);
return { success: true, title: pageTarget.title };
} catch (err) {
this.connected = false;
console.error(`[CDP] 연결 실패: ${this.host}:${this.port}${err.message}`);
return { success: false, error: err.message };
}
}
/**
* 연결 해제
*/
async disconnect() {
this.stopPolling();
if (this.client) {
try {
await this.client.close();
} catch (e) { /* ignore */ }
this.client = null;
}
this.connected = false;
}
/**
* 채팅 영역의 DOM을 스크래핑
*
* Antigravity의 채팅 컨테이너를 JS로 탐색하여 HTML 반환
* DOM 셀렉터는 실제 Antigravity 버전에 따라 조정 필요
*/
async scrapeChatDOM() {
if (!this.connected || !this.client) return null;
try {
const { result } = await this.client.Runtime.evaluate({
expression: `
(function() {
// Antigravity 채팅 컨테이너 셀렉터들 (우선순위 순)
const selectors = [
'.chat-messages-container',
'[class*="chat"][class*="container"]',
'[class*="conversation"]',
'[class*="messages"]',
'.monaco-workbench .part.panel .content',
];
for (const sel of selectors) {
const el = document.querySelector(sel);
if (el) {
return el.innerHTML;
}
}
// 폴백: body 전체(디버깅용)
return '<!-- chat container not found -->';
})()
`,
returnByValue: true,
});
return result.value || null;
} catch (err) {
console.error('[CDP] 채팅 스크래핑 오류:', err.message);
return null;
}
}
/**
* Antigravity 채팅 입력창에 메시지를 전송
*/
async sendMessage(text) {
if (!this.connected || !this.client) {
return { success: false, error: 'CDP 연결 없음' };
}
try {
// 1) 입력창 찾기 및 포커스
const { result: focusResult } = await this.client.Runtime.evaluate({
expression: `
(function() {
const selectors = [
'textarea[class*="chat"]',
'[class*="chat"] textarea',
'[class*="input"] textarea',
'textarea[placeholder]',
'.chat-input textarea',
'[contenteditable="true"]',
];
for (const sel of selectors) {
const el = document.querySelector(sel);
if (el) {
el.focus();
return { found: true, tag: el.tagName, sel: sel };
}
}
return { found: false };
})()
`,
returnByValue: true,
});
if (!focusResult.value?.found) {
return { success: false, error: '채팅 입력창을 찾을 수 없습니다' };
}
// 2) 텍스트 입력 (clipboardData 방식 - 가장 범용적)
await this.client.Runtime.evaluate({
expression: `
(function() {
const el = document.querySelector('${focusResult.value.sel}');
if (!el) return;
// contenteditable인 경우
if (el.contentEditable === 'true') {
el.textContent = ${JSON.stringify(text)};
el.dispatchEvent(new Event('input', { bubbles: true }));
} else {
// textarea인 경우 — React setState 호환
const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
window.HTMLTextAreaElement.prototype, 'value'
).set;
nativeInputValueSetter.call(el, ${JSON.stringify(text)});
el.dispatchEvent(new Event('input', { bubbles: true }));
}
})()
`,
returnByValue: true,
});
// 3) Enter 키 전송
await this.client.Input.dispatchKeyEvent({
type: 'keyDown',
key: 'Enter',
code: 'Enter',
nativeVirtualKeyCode: 13,
windowsVirtualKeyCode: 13,
});
await this.client.Input.dispatchKeyEvent({
type: 'keyUp',
key: 'Enter',
code: 'Enter',
nativeVirtualKeyCode: 13,
windowsVirtualKeyCode: 13,
});
console.log(`[CDP] 메시지 전송: "${text.substring(0, 50)}..."`);
return { success: true };
} catch (err) {
console.error('[CDP] 메시지 전송 오류:', err.message);
return { success: false, error: err.message };
}
}
/**
* 채팅 폴링 시작 (1초 간격)
*/
startPolling(intervalMs = 1000) {
this.stopPolling();
this.pollInterval = setInterval(async () => {
if (!this.connected) {
this.stopPolling();
return;
}
const html = await this.scrapeChatDOM();
if (html && html !== this.lastChatHTML) {
this.lastChatHTML = html;
if (this.onChatUpdate) {
this.onChatUpdate(html);
}
}
}, intervalMs);
console.log(`[CDP] 폴링 시작 (${intervalMs}ms 간격)`);
}
/**
* 채팅 폴링 중지
*/
stopPolling() {
if (this.pollInterval) {
clearInterval(this.pollInterval);
this.pollInterval = null;
}
}
/**
* 현재 페이지 타이틀 가져오기
*/
async getTitle() {
if (!this.connected || !this.client) return null;
try {
const { result } = await this.client.Runtime.evaluate({
expression: 'document.title',
returnByValue: true,
});
return result.value;
} catch {
return null;
}
}
/**
* 스크린샷 (Phase 2 미리보기용)
*/
async captureScreenshot() {
if (!this.connected || !this.client) return null;
try {
const { data } = await this.client.Page.captureScreenshot({ format: 'jpeg', quality: 60 });
return data; // base64
} catch (err) {
console.error('[CDP] 스크린샷 오류:', err.message);
return null;
}
}
}
module.exports = CDPClient;