Files
baoyu-skills/skills/baoyu-gemini-web/scripts/executor.ts
T
2026-01-16 19:06:14 -06:00

446 lines
16 KiB
TypeScript

import { mkdir, writeFile } from 'node:fs/promises';
import path from 'node:path';
import type { BrowserRunOptions, BrowserRunResult, BrowserLogger, CookieParam } from '../browser/types.js';
import { runGeminiWebWithFallback, saveFirstGeminiImageFromOutput } from './client.js';
import type { GeminiWebModelId, GeminiWebRunOutput } from './client.js';
import {
buildGeminiCookieMap,
hasRequiredGeminiCookies,
readGeminiCookieMapFromDisk,
} from './cookie-store.js';
import type { GeminiWebOptions, GeminiWebResponse } from './types.js';
export { hasRequiredGeminiCookies } from './cookie-store.js';
const USER_AGENT =
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36';
function estimateTokenCount(text: string): number {
return Math.ceil(text.length / 4);
}
function resolveInvocationPath(value: string | undefined): string | undefined {
if (!value) return undefined;
const trimmed = value.trim();
if (!trimmed) return undefined;
return path.isAbsolute(trimmed) ? trimmed : path.resolve(process.cwd(), trimmed);
}
function normalizePathList(value: string | string[] | undefined): string[] {
if (!value) return [];
const raw = Array.isArray(value) ? value : [value];
const out: string[] = [];
for (const entry of raw) {
if (typeof entry !== 'string') continue;
const resolved = resolveInvocationPath(entry);
if (!resolved) continue;
out.push(resolved);
}
return out;
}
function dedupePaths(paths: string[]): string[] {
const seen = new Set<string>();
const out: string[] = [];
for (const item of paths) {
const trimmed = item.trim();
if (!trimmed || seen.has(trimmed)) continue;
seen.add(trimmed);
out.push(trimmed);
}
return out;
}
function buildCookieHeader(cookieMap: Record<string, string>): string {
return Object.entries(cookieMap)
.filter(([, value]) => typeof value === 'string' && value.length > 0)
.map(([name, value]) => `${name}=${value}`)
.join('; ');
}
async function fetchWithCookiePreservingRedirects(
url: string,
init: Omit<RequestInit, 'redirect'>,
signal?: AbortSignal,
maxRedirects = 10,
): Promise<Response> {
let current = url;
for (let i = 0; i <= maxRedirects; i += 1) {
const res = await fetch(current, { ...init, redirect: 'manual', signal });
if (res.status >= 300 && res.status < 400) {
const location = res.headers.get('location');
if (!location) return res;
current = new URL(location, current).toString();
continue;
}
return res;
}
throw new Error(`Too many redirects while downloading media (>${maxRedirects}).`);
}
async function downloadGeminiMedia(
url: string,
cookieMap: Record<string, string>,
outputPath: string,
signal?: AbortSignal,
): Promise<void> {
const cookieHeader = buildCookieHeader(cookieMap);
const res = await fetchWithCookiePreservingRedirects(
url,
{
headers: {
cookie: cookieHeader,
'user-agent': USER_AGENT,
},
},
signal,
);
if (!res.ok) {
throw new Error(`Failed to download media: ${res.status} ${res.statusText} (${res.url})`);
}
const data = new Uint8Array(await res.arrayBuffer());
await mkdir(path.dirname(outputPath), { recursive: true });
await writeFile(outputPath, data);
}
function extractGgdlUrls(rawText: string): string[] {
const matches =
rawText.match(/https?:\/\/[^/\s"']*googleusercontent\.com\/gg-dl\/[^\s"']+/g) ?? [];
const seen = new Set<string>();
const urls: string[] = [];
for (const match of matches) {
if (seen.has(match)) continue;
seen.add(match);
urls.push(match);
}
return urls;
}
async function saveFirstGeminiVideoFromOutput(
output: GeminiWebRunOutput,
cookieMap: Record<string, string>,
outputPath: string,
signal?: AbortSignal,
): Promise<{ saved: boolean; videoCount: number }> {
const ggdl = extractGgdlUrls(output.rawResponseText);
if (!ggdl[0]) return { saved: false, videoCount: 0 };
const videoCandidates = ggdl.filter((url) => /\.(mp4|webm|mov)(?:$|[?#])/i.test(url));
const preferred =
(videoCandidates.length > 0 ? videoCandidates[videoCandidates.length - 1] : null) ??
ggdl.find((url) => /video/i.test(url)) ??
ggdl[ggdl.length - 1];
await downloadGeminiMedia(preferred, cookieMap, outputPath, signal);
return { saved: true, videoCount: ggdl.length };
}
function resolveGeminiWebModel(
desiredModel: string | null | undefined,
log?: BrowserLogger,
): GeminiWebModelId {
const desired = typeof desiredModel === 'string' ? desiredModel.trim() : '';
if (!desired) return 'gemini-3-pro';
switch (desired) {
case 'gemini-3-pro':
case 'gemini-3.0-pro':
return 'gemini-3-pro';
case 'gemini-2.5-pro':
return 'gemini-2.5-pro';
case 'gemini-2.5-flash':
return 'gemini-2.5-flash';
default:
if (desired.startsWith('gemini-')) {
log?.(
`[gemini-web] Unsupported Gemini web model "${desired}". Falling back to gemini-3-pro.`,
);
}
return 'gemini-3-pro';
}
}
function buildInlineCookiesFromEnv(): CookieParam[] {
const cookies: CookieParam[] = [];
const psid = process.env.GEMINI_SECURE_1PSID?.trim();
const psidts = process.env.GEMINI_SECURE_1PSIDTS?.trim();
if (psid) {
cookies.push({ name: '__Secure-1PSID', value: psid, domain: 'google.com', path: '/' });
}
if (psidts) {
cookies.push({ name: '__Secure-1PSIDTS', value: psidts, domain: 'google.com', path: '/' });
}
return cookies;
}
async function loadGeminiCookiesFromInline(
browserConfig: BrowserRunOptions['config'],
log?: BrowserLogger,
): Promise<Record<string, string>> {
const inline = browserConfig?.inlineCookies;
if (!inline || inline.length === 0) return {};
const cookieMap = buildGeminiCookieMap(
inline.filter((cookie): cookie is CookieParam => Boolean(cookie?.name && typeof cookie.value === 'string')),
);
if (Object.keys(cookieMap).length > 0) {
const source = browserConfig?.inlineCookiesSource ?? 'inline';
log?.(`[gemini-web] Loaded Gemini cookies from inline payload (${source}): ${Object.keys(cookieMap).length} cookie(s).`);
} else {
log?.('[gemini-web] Inline cookie payload provided but no Gemini cookies matched.');
}
return cookieMap;
}
export async function loadGeminiCookies(
browserConfig: BrowserRunOptions['config'],
log?: BrowserLogger,
): Promise<Record<string, string>> {
const inlineMap = await loadGeminiCookiesFromInline(browserConfig, log);
if (hasRequiredGeminiCookies(inlineMap)) return inlineMap;
const diskMap = await readGeminiCookieMapFromDisk({ log });
const merged = { ...diskMap, ...inlineMap };
if (hasRequiredGeminiCookies(merged)) return merged;
if (browserConfig?.cookieSync === false) {
log?.('[gemini-web] Cookie sync disabled and inline cookies missing Gemini auth tokens.');
return merged;
}
log?.(
'[gemini-web] Missing Gemini auth cookies. Run `npx -y bun skills/baoyu-gemini-web/scripts/main.ts --login` to sign in and refresh cookies.',
);
return merged;
}
export async function loadGeminiCookieMap(log?: BrowserLogger): Promise<Record<string, string>> {
const diskMap = await readGeminiCookieMapFromDisk({ log });
const inlineCookies = buildInlineCookiesFromEnv();
const envMap = buildGeminiCookieMap(inlineCookies);
return { ...diskMap, ...envMap };
}
export function createGeminiWebExecutor(
geminiOptions: GeminiWebOptions,
): (runOptions: BrowserRunOptions) => Promise<BrowserRunResult> {
let persistedChatMetadata: unknown | null = null;
let referenceImagesUploaded = false;
return async (runOptions: BrowserRunOptions): Promise<BrowserRunResult> => {
const startTime = Date.now();
const log = runOptions.log;
log?.('[gemini-web] Starting Gemini web executor (TypeScript)');
const cookieMap = await loadGeminiCookies(runOptions.config, log);
if (!hasRequiredGeminiCookies(cookieMap)) {
throw new Error(
'Gemini browser mode requires auth cookies (missing __Secure-1PSID/__Secure-1PSIDTS). Run `npx -y bun skills/baoyu-gemini-web/scripts/main.ts --login` to sign in and save cookies.',
);
}
const configTimeout =
typeof runOptions.config?.timeoutMs === 'number' && Number.isFinite(runOptions.config.timeoutMs)
? Math.max(1_000, runOptions.config.timeoutMs)
: null;
const generateVideoPath = resolveInvocationPath(geminiOptions.generateVideo);
const defaultTimeoutMs = geminiOptions.youtube
? 240_000
: generateVideoPath
? 900_000
: geminiOptions.generateImage || geminiOptions.editImage
? 300_000
: 120_000;
const timeoutCapMs = generateVideoPath ? 1_800_000 : 600_000;
const timeoutMs = Math.min(configTimeout ?? defaultTimeoutMs, timeoutCapMs);
const controller = new AbortController();
const timeout = setTimeout(() => controller.abort(), timeoutMs);
const keepSession = geminiOptions.keepSession === true;
const generateImagePath = resolveInvocationPath(geminiOptions.generateImage);
const editImagePath = resolveInvocationPath(geminiOptions.editImage);
const outputPath = resolveInvocationPath(geminiOptions.outputPath);
const attachmentPaths = (runOptions.attachments ?? []).map((attachment) => attachment.path);
const referenceImagePaths = normalizePathList(geminiOptions.referenceImages);
const requestFilePaths = dedupePaths(
keepSession ? attachmentPaths : [...referenceImagePaths, ...attachmentPaths],
);
if (generateVideoPath && (generateImagePath || editImagePath)) {
throw new Error('Gemini web executor: generateVideo cannot be combined with generateImage/editImage options.');
}
let prompt = runOptions.prompt;
if (geminiOptions.aspectRatio && (generateImagePath || editImagePath || generateVideoPath)) {
prompt = `${prompt} (aspect ratio: ${geminiOptions.aspectRatio})`;
}
if (geminiOptions.youtube) {
prompt = `${prompt}\n\nYouTube video: ${geminiOptions.youtube}`;
}
if (generateImagePath && !editImagePath) {
prompt = `Generate an image: ${prompt}`;
}
if (generateVideoPath) {
prompt = `Generate a video: ${prompt}`;
}
const model: GeminiWebModelId = resolveGeminiWebModel(runOptions.config?.desiredModel, log);
let response: GeminiWebResponse;
let videoSaveSummary: { saved: boolean; videoCount: number; outputPath: string } | null = null;
try {
let chatMetadata: unknown = keepSession ? persistedChatMetadata : null;
if (keepSession && referenceImagePaths.length > 0 && !referenceImagesUploaded) {
const intro = await runGeminiWebWithFallback({
prompt: 'Here are reference images for future messages.',
files: referenceImagePaths,
model,
cookieMap,
chatMetadata,
signal: controller.signal,
});
chatMetadata = intro.metadata;
persistedChatMetadata = intro.metadata;
referenceImagesUploaded = true;
}
if (editImagePath) {
const intro = await runGeminiWebWithFallback({
prompt: 'Here is an image to edit',
files: [editImagePath],
model,
cookieMap,
chatMetadata,
signal: controller.signal,
});
const editPrompt = `Use image generation tool to ${prompt}`;
const out = await runGeminiWebWithFallback({
prompt: editPrompt,
files: requestFilePaths,
model,
cookieMap,
chatMetadata: intro.metadata,
signal: controller.signal,
});
if (keepSession) persistedChatMetadata = out.metadata;
response = {
text: out.text ?? null,
thoughts: geminiOptions.showThoughts ? out.thoughts : null,
has_images: false,
image_count: 0,
};
const resolvedOutputPath = outputPath ?? generateImagePath ?? 'generated.png';
const imageSave = await saveFirstGeminiImageFromOutput(out, cookieMap, resolvedOutputPath, controller.signal);
response.has_images = imageSave.saved;
response.image_count = imageSave.imageCount;
if (!imageSave.saved) {
throw new Error(`No images generated. Response text:\n${out.text || '(empty response)'}`);
}
} else if (generateImagePath) {
const out = await runGeminiWebWithFallback({
prompt,
files: requestFilePaths,
model,
cookieMap,
chatMetadata,
signal: controller.signal,
});
if (keepSession) persistedChatMetadata = out.metadata;
response = {
text: out.text ?? null,
thoughts: geminiOptions.showThoughts ? out.thoughts : null,
has_images: false,
image_count: 0,
};
const imageSave = await saveFirstGeminiImageFromOutput(out, cookieMap, generateImagePath, controller.signal);
response.has_images = imageSave.saved;
response.image_count = imageSave.imageCount;
if (!imageSave.saved) {
throw new Error(`No images generated. Response text:\n${out.text || '(empty response)'}`);
}
} else if (generateVideoPath) {
const out = await runGeminiWebWithFallback({
prompt,
files: requestFilePaths,
model,
cookieMap,
chatMetadata,
signal: controller.signal,
});
if (keepSession) persistedChatMetadata = out.metadata;
response = {
text: out.text ?? null,
thoughts: geminiOptions.showThoughts ? out.thoughts : null,
has_images: false,
image_count: 0,
};
const resolvedOutputPath = generateVideoPath ?? outputPath ?? 'generated.mp4';
const save = await saveFirstGeminiVideoFromOutput(out, cookieMap, resolvedOutputPath, controller.signal);
videoSaveSummary = { ...save, outputPath: resolvedOutputPath };
} else {
const out = await runGeminiWebWithFallback({
prompt,
files: requestFilePaths,
model,
cookieMap,
chatMetadata,
signal: controller.signal,
});
if (keepSession) persistedChatMetadata = out.metadata;
response = {
text: out.text ?? null,
thoughts: geminiOptions.showThoughts ? out.thoughts : null,
has_images: out.images.length > 0,
image_count: out.images.length,
};
}
} finally {
clearTimeout(timeout);
}
const answerText = response.text ?? '';
let answerMarkdown = answerText;
if (geminiOptions.showThoughts && response.thoughts) {
answerMarkdown = `## Thinking\n\n${response.thoughts}\n\n## Response\n\n${answerText}`;
}
if (response.has_images && response.image_count > 0) {
const imagePath = generateImagePath || outputPath || 'generated.png';
answerMarkdown += `\n\n*Generated ${response.image_count} image(s). Saved to: ${imagePath}*`;
}
if (videoSaveSummary) {
if (videoSaveSummary.saved) {
answerMarkdown += `\n\n*Generated ${videoSaveSummary.videoCount || 1} video(s). Saved to: ${videoSaveSummary.outputPath}*`;
} else if (/video_gen_chip/.test(answerMarkdown) || /video_gen_chip/.test(response.text ?? '')) {
answerMarkdown += '\n\n*Video generation is asynchronous. Check Gemini web UI to download the result.*';
} else {
answerMarkdown += '\n\n*No downloadable video URL found in Gemini response.*';
}
}
const tookMs = Date.now() - startTime;
log?.(`[gemini-web] Completed in ${tookMs}ms`);
return {
answerText,
answerMarkdown,
tookMs,
answerTokens: estimateTokenCount(answerText),
answerChars: answerText.length,
};
};
}