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import type { Browser, LaunchOptions } from "playwright";
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export type BrowserLaunchOptions = {
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headless: boolean;
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slowMo?: number;
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};
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function readBrowserChannel(): "chrome" | "msedge" | undefined {
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const raw = process.env.RPA_BROWSER_CHANNEL?.trim().toLowerCase();
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if (raw === "chrome" || raw === "msedge") {
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return raw;
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}
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return undefined;
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}
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function buildLaunchOptions(opts: BrowserLaunchOptions): LaunchOptions {
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const channel = readBrowserChannel();
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return {
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headless: opts.headless,
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...(opts.slowMo !== undefined ? { slowMo: opts.slowMo } : {}),
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...(channel ? { channel } : {}),
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args: [
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"--disable-blink-features=AutomationControlled",
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"--disable-dev-shm-usage",
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"--disable-features=TranslateUI",
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],
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};
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}
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/** 启动浏览器：stealth > patchright > playwright，可选本地 Chrome channel */
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export async function launchRpaBrowser(
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opts: BrowserLaunchOptions,
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): Promise<Browser> {
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const launchOpts = buildLaunchOptions(opts);
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if (process.env.RPA_USE_STEALTH === "true") {
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try {
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const { chromium } = await import("playwright-extra");
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const StealthPlugin = (await import("puppeteer-extra-plugin-stealth"))
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.default;
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chromium.use(StealthPlugin());
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return chromium.launch(launchOpts);
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} catch (error) {
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console.warn(
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"[browser-launch] stealth 未安装或启动失败，回退默认 chromium",
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error instanceof Error ? error.message : error,
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);
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}
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}
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if (process.env.RPA_USE_PATCHRIGHT === "true") {
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try {
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const patchright = (await import(
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/* webpackIgnore: true */ "patchright" as string
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)) as {
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chromium: { launch: (o: LaunchOptions) => Promise<Browser> };
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};
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return patchright.chromium.launch(launchOpts);
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} catch {
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console.warn("[browser-launch] patchright 未安装，回退 playwright");
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}
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}
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const { chromium } = await import("playwright");
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return chromium.launch(launchOpts);
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}
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