319 lines
9.8 KiB
JavaScript
319 lines
9.8 KiB
JavaScript
import { Buffer } from 'node:buffer';
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import {
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existsSync,
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mkdirSync,
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readFileSync,
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readdirSync,
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writeFileSync,
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} from 'node:fs';
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import path from 'node:path';
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const repoRoot = process.cwd();
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const outputDir = path.join(
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repoRoot,
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'public',
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'branding',
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'taonier-logo-abstract-mascot-minimal-concepts',
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);
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const defaultTimeoutMs = 420000;
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const concepts = [
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{
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id: 'taonier-minimal-clay-core',
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title: '泥芯主标',
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prompt:
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'为中文产品“陶泥儿”设计一个无文字 Logo。方向是抽象陶泥角色 / 吉祥物，但不要人形，不要脸，不要手脚。主体是一枚极简陶泥胚，只有一个主轮廓、一个偏心孔或作品核、一个小星点，像会呼吸的陶泥主标。必须扁平、几何、简洁、亲和、主流 App icon 风格。配色：奶油白、陶土橙、深墨底、少量金色。禁止文字、字母、汉字、水印、复杂五官、聊天气泡、播放三角、儿童玩具、3D、厚阴影、背景场景。',
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},
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{
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id: 'taonier-minimal-clay-token',
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title: '泥标小偶',
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prompt:
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'为“陶泥儿”设计无文字品牌 Logo。主体不是人物，而是一枚像被捏出来的软陶 token：圆润、稳定、边缘有手捏感，内部只有一个极简星核或孔洞，不要眼睛鼻子嘴巴。风格：flat vector mascot mark, simple, memorable, logo-ready, cute but mature. 配色限制在 3 色到 4 色：奶白、陶土橙、深墨、暖黄。禁止文字、字母、汉字、表情包、聊天气泡、播放按钮、真实陶艺工具、复杂碎片、3D、照片感。',
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},
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{
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id: 'taonier-minimal-seed-glyph',
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title: '泥种图符',
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prompt:
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'为中文产品“陶泥儿”设计一个无文字 Logo 图标。主题是“抽象陶泥角色”，但造型不使用人体。图形像一颗被轻轻捏过的种子，或者一枚从模具里长出的泥符，轮廓简单，记忆点集中在一个偏心洞和一颗小星核。要求简洁、几何、扁平、可注册、适合 App icon。配色：奶油白主体、暖陶土点缀、深墨背景、少量金黄。禁止文字、字母、汉字、水印、五官、手脚、动物、聊天气泡、播放三角、厚阴影、3D、背景道具。',
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},
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{
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id: 'taonier-minimal-mold-bud',
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title: '模胚小芽',
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prompt:
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'为“陶泥儿”设计无文字 Logo。主体像一枚从模具里鼓起来的陶泥小芽，只有一个主形、一个缺口、一个闪光点，不要人形，不要头像，不要复杂装饰。整体要像能代表 AI 创作、UGC 造物、轻休闲平台的品牌主标。风格：minimal flat mascot logo, clean, playful, premium, scalable. 配色：深墨、奶白、陶土橙、薄荷青或暖黄。禁止文字、字母、汉字、真实脸、聊天气泡、播放键、儿童卡通、3D、金属质感、摄影背景。',
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},
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];
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const args = new Map();
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for (let index = 2; index < process.argv.length; index += 1) {
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const raw = process.argv[index];
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if (!raw.startsWith('--')) {
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continue;
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}
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const next = process.argv[index + 1];
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if (next && !next.startsWith('--')) {
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args.set(raw, next);
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index += 1;
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} else {
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args.set(raw, true);
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}
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}
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function readDotenv(fileName) {
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const filePath = path.join(repoRoot, fileName);
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if (!existsSync(filePath)) {
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return {};
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}
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const values = {};
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for (const line of readFileSync(filePath, 'utf8').split(/\r?\n/u)) {
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const trimmed = line.trim();
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if (!trimmed || trimmed.startsWith('#')) {
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continue;
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}
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const match = /^([A-Za-z_][A-Za-z0-9_]*)=(.*)$/u.exec(trimmed);
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if (!match) {
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continue;
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}
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let value = match[2].trim();
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if (
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(value.startsWith('"') && value.endsWith('"')) ||
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(value.startsWith("'") && value.endsWith("'"))
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) {
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value = value.slice(1, -1);
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}
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values[match[1]] = value;
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}
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return values;
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}
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function resolveEnv() {
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const loaded = {
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...readDotenv('.env.example'),
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...readDotenv('.env.local'),
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...readDotenv('.env.secrets.local'),
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...process.env,
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};
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return {
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baseUrl: String(loaded.VECTOR_ENGINE_BASE_URL || '')
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.trim()
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.replace(/\/+$/u, ''),
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apiKey: String(loaded.VECTOR_ENGINE_API_KEY || '').trim(),
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timeoutMs: Number.parseInt(
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String(loaded.VECTOR_ENGINE_IMAGE_REQUEST_TIMEOUT_MS || defaultTimeoutMs),
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10,
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),
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};
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}
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function buildUrl(baseUrl) {
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return baseUrl.endsWith('/v1')
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? `${baseUrl}/images/generations`
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: `${baseUrl}/v1/images/generations`;
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}
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function collectStringsByKey(value, targetKey, output) {
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if (Array.isArray(value)) {
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value.forEach((entry) => collectStringsByKey(entry, targetKey, output));
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return;
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}
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if (!value || typeof value !== 'object') {
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return;
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}
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for (const [key, nested] of Object.entries(value)) {
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if (key === targetKey) {
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if (typeof nested === 'string' && nested.trim()) {
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output.push(nested.trim());
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}
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if (Array.isArray(nested)) {
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nested.forEach((entry) => {
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if (typeof entry === 'string' && entry.trim()) {
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output.push(entry.trim());
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}
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});
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}
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}
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collectStringsByKey(nested, targetKey, output);
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}
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}
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function extractImageUrls(payload) {
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const urls = [];
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collectStringsByKey(payload, 'url', urls);
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collectStringsByKey(payload, 'image', urls);
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collectStringsByKey(payload, 'image_url', urls);
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return [...new Set(urls)].filter((url) => /^https?:\/\//u.test(url));
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}
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function extractBase64Images(payload) {
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const values = [];
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collectStringsByKey(payload, 'b64_json', values);
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return values;
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}
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function inferExtensionFromBytes(bytes) {
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if (bytes.subarray(0, 8).equals(Buffer.from('\x89PNG\r\n\x1A\n', 'binary'))) {
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return 'png';
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}
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if (bytes.subarray(0, 3).equals(Buffer.from([0xff, 0xd8, 0xff]))) {
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return 'jpg';
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}
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if (
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bytes.subarray(0, 4).toString('ascii') === 'RIFF' &&
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bytes.subarray(8, 12).toString('ascii') === 'WEBP'
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) {
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return 'webp';
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}
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return 'png';
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}
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async function fetchJson(url, options, timeoutMs) {
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const abortController = new AbortController();
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const timer = setTimeout(() => abortController.abort(), timeoutMs);
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try {
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const response = await fetch(url, {
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...options,
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signal: abortController.signal,
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});
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const text = await response.text();
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if (!response.ok) {
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throw new Error(`VectorEngine ${response.status}: ${text.slice(0, 600)}`);
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}
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return JSON.parse(text);
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} catch (error) {
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if (error?.name === 'AbortError') {
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throw new Error(`VectorEngine request timed out after ${timeoutMs}ms`);
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}
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throw error;
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} finally {
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clearTimeout(timer);
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}
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}
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async function downloadUrl(url, timeoutMs) {
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const abortController = new AbortController();
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const timer = setTimeout(() => abortController.abort(), timeoutMs);
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try {
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const response = await fetch(url, { signal: abortController.signal });
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if (!response.ok) {
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throw new Error(`download ${response.status}`);
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}
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return Buffer.from(await response.arrayBuffer());
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} catch (error) {
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if (error?.name === 'AbortError') {
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throw new Error(`Generated image download timed out after ${timeoutMs}ms`);
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}
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throw error;
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} finally {
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clearTimeout(timer);
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}
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}
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async function generateConcept(env, concept) {
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const requestBody = {
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model: 'gpt-image-2-all',
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quality: String(args.get('--quality') || 'low'),
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prompt: concept.prompt,
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n: 1,
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size: '1024x1024',
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};
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const payload = await fetchJson(
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buildUrl(env.baseUrl),
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{
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method: 'POST',
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headers: {
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Authorization: `Bearer ${env.apiKey}`,
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Accept: 'application/json',
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(requestBody),
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},
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env.timeoutMs,
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);
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const urls = extractImageUrls(payload);
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const b64Images = extractBase64Images(payload);
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let bytes;
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if (urls[0]) {
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bytes = await downloadUrl(urls[0], env.timeoutMs);
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} else if (b64Images[0]) {
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bytes = Buffer.from(b64Images[0], 'base64');
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} else {
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throw new Error(`VectorEngine returned no image for ${concept.id}`);
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}
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mkdirSync(outputDir, { recursive: true });
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const extension = inferExtensionFromBytes(bytes);
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const outputPath = path.join(outputDir, `${concept.id}.${extension}`);
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writeFileSync(outputPath, bytes);
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return outputPath;
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}
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const dryRun = args.has('--dry-run') || !args.has('--live');
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const onlyIds = String(args.get('--only') || '')
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.split(',')
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.map((value) => value.trim())
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.filter(Boolean);
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const limit = Number.parseInt(String(args.get('--limit') || '0'), 10);
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const selected = concepts
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.filter((concept) => !onlyIds.length || onlyIds.includes(concept.id))
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.slice(0, limit > 0 ? limit : concepts.length);
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if (dryRun) {
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console.log(
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JSON.stringify(
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{
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mode: 'dry-run',
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outputDir,
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count: selected.length,
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requests: selected.map((concept) => ({
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id: concept.id,
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title: concept.title,
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body: {
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model: 'gpt-image-2-all',
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quality: String(args.get('--quality') || 'low'),
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prompt: concept.prompt,
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n: 1,
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size: '1024x1024',
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},
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})),
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},
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null,
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2,
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),
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);
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process.exit(0);
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}
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const env = resolveEnv();
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if (!env.baseUrl || !env.apiKey) {
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console.error(
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JSON.stringify({
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ok: false,
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error: 'Missing VECTOR_ENGINE_BASE_URL or VECTOR_ENGINE_API_KEY',
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hasBaseUrl: Boolean(env.baseUrl),
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hasApiKey: Boolean(env.apiKey),
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}),
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);
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process.exit(1);
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}
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const generated = [];
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for (const concept of selected) {
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console.log(`Generating ${concept.id}...`);
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generated.push(await generateConcept(env, concept));
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}
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console.log(
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JSON.stringify(
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{
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ok: true,
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count: generated.length,
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files: generated,
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verifiedFiles: readdirSync(outputDir).sort(),
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},
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null,
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2,
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),
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);
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