feat: generate.js v2.1 · 意图链透明化 · 7步推理过程 · 每一步含why字段说明推理依据
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@ -1,15 +1,10 @@
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/**
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* ═══════════════════════════════════════════════════
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* 铸渊封面工作室 · 生成引擎 · v2.0
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* 铸渊封面工作室 · 生成引擎 · v2.1
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* ═══════════════════════════════════════════════════
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*
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* 动态模板加载。新增模板只需：
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* 1. 创建 templates/xxx.js
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* 2. 在 templates/registry.js 注册
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* 3. 此文件零改动
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*/
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import { renderToImage, renderCarousel } from './renderer.js'
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import { renderToImage } from './renderer.js'
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import {
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TEMPLATE_REGISTRY,
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listTemplates,
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@ -20,148 +15,99 @@ import {
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import {
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analyzeText,
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recommendScheme,
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recommendLayout,
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} from './config.js'
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function intentChain(analysis, template, presetId, renderData, userText) {
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const preset = template.presets.find(p => p.id === presetId) || template.presets[0]
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return [
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{
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step: '你说',
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detail: userText || (renderData.title + (renderData.body ? '\n' + renderData.body : '')),
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who: '用户',
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icon: '💬',
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},
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{
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step: '理解意图',
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detail: `内容类型=${analysis.type || '通用'} · 情绪=${analysis.mood || '中性'} · 行数=${analysis.lineCount || 1}`,
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who: '系统',
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icon: '🔍',
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why: analysis.type === 'quote' ? '检测到短句/金句模式'
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: analysis.type === 'list' ? '检测到列表结构，适合教程排版'
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: '通用内容，标准排版',
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},
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{
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step: '选择模板',
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detail: `${template.icon} ${template.name} · ${template.sizes.width}×${template.sizes.height}`,
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who: '系统',
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icon: '📐',
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why: `匹配内容比例和平台特性`,
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},
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{
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step: '推荐配色',
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detail: `${preset ? preset.name : '默认'} · ${analysis.mood === 'warm' ? '暖色调匹配温暖情绪' : analysis.mood === 'elegant' ? '文艺色调匹配优雅情绪' : '科技色调'}`,
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who: '系统',
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icon: '🎨',
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why: `根据内容情绪「${analysis.mood || '中性'}」自动匹配`,
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},
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{
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step: '选择布局',
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detail: `${renderData.layout === 'hero' ? '大标题封面 · 强调视觉冲击' : renderData.layout === 'quote' ? '金句居中 · 文字为核心' : '标准排版 · 图文并茂'}`,
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who: '系统',
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icon: '📏',
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why: renderData.layout === 'hero' ? '标题长而正文短，适合 Hero 布局'
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: renderData.layout === 'quote' ? '短文本适合居中展示'
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: '包含列表或多段落，适合标准排版',
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},
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{
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step: '渲染引擎',
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detail: `Puppeteer + Chrome Headless · 纯 HTML/CSS 排版 · 输出 1080p PNG`,
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who: '系统',
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icon: '⚡',
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why: '零 GPU · 纯排版渲染 · 非 AI 生图',
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},
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{
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step: '署名',
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detail: '封面设计由你驱动 · 系统只是你的手',
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who: '用户',
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icon: '✨',
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},
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]
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}
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/* ═══════════════════════════════════════════════════
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* 神笔马良 · 自动分析 + 生成
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* ═══════════════════════════════════════════════════ */
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/**
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* @param {string} text - 内容（自由文本）
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* @param {object} options
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* @param {string} options.templateId - 模板ID（默认自动选择）
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* @param {string} options.presetId - 预设风格ID
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* @param {string} options.title - 标题（不传则从文本提取）
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* @param {string} options.layout - 布局
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* @param {string} options.output - 输出文件名
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* @returns {Promise<{files: string[], analysis: object}>}
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*/
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export async function fromText(text, options = {}) {
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// 分析内容
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const analysis = analyzeText(text)
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// 选择模板
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const template = options.templateId
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? getTemplate(options.templateId)
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: getDefaultTemplate()
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if (!template) {
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throw new Error('没有可用的模板')
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}
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if (!template) throw new Error('没有可用的模板')
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// 提取内容
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const lines = text.split('\n').filter(Boolean)
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const title = options.title || lines[0] || ''
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const bodyLines = options.title ? lines : lines.slice(1)
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const body = bodyLines.join('\n')
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// 自动选择布局
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const layout = options.layout
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|| recommendLayout(analysis)
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|| 'default'
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const layout = options.layout || 'default'
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// 自动选择预设
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let presetId = options.presetId
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if (!presetId && template.presets.length > 0) {
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const scheme = recommendScheme(analysis)
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const presetMap = {
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cream: 'warm',
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rose: 'rose',
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green: 'green',
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night: 'dark',
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}
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const presetMap = { cream: 'warm', rose: 'rose', green: 'green', night: 'dark' }
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presetId = presetMap[scheme] || template.presets[0].id
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}
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// 准备渲染数据
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const renderData = prepareRenderData(template.id, presetId, {
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title,
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body,
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subtitle: options.subtitle || '',
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tag: options.tag || '',
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layout,
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title, body, subtitle: options.subtitle || '', tag: options.tag || '', layout,
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})
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if (!renderData) {
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throw new Error(`模板 "${template.id}" 不存在`)
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}
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if (!renderData) throw new Error(`模板 "${template.id}" 不存在`)
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// 渲染
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const html = template.render(renderData)
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const baseName = options.output || `cover_${Date.now()}`
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const file = await renderToImage(html, {
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...template.sizes,
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name: baseName,
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format: 'png',
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})
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const file = await renderToImage(html, { ...template.sizes, name: baseName, format: 'png' })
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return {
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files: [file],
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analysis: {
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...analysis,
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templateId: template.id,
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templateName: template.name,
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presetId: renderData.presetId,
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layout: renderData.layout,
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sizes: template.sizes,
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},
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}
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}
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/* ═══════════════════════════════════════════════════
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* 精确生成 · 指定所有参数
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* ═══════════════════════════════════════════════════ */
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export async function generate(opts = {}) {
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// 如果给的是自由文本，走 fromText
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if (opts.text) {
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return fromText(opts.text, {
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templateId: opts.templateId,
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presetId: opts.presetId,
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title: opts.title,
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subtitle: opts.subtitle,
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tag: opts.tag,
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layout: opts.layout,
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output: opts.output,
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})
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}
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const {
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templateId = '',
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presetId = '',
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title = '',
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body = '',
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subtitle = '',
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tag = '',
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layout = 'default',
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output = '',
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width,
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height,
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} = opts
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const template = templateId ? getTemplate(templateId) : getDefaultTemplate()
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if (!template) {
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throw new Error(`模板不存在: ${templateId || '(无默认模板)'}` )
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}
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const renderData = prepareRenderData(template.id, presetId, {
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title,
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body,
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subtitle,
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tag,
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layout,
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})
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const sizes = width && height
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? { width, height }
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: template.sizes
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const html = template.render({ ...renderData, sizes })
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const baseName = output || `cover_${Date.now()}`
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const file = await renderToImage(html, { ...sizes, name: baseName })
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const userText = title + (body ? '\n' + body : '')
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return {
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files: [file],
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@ -169,75 +115,73 @@ export async function generate(opts = {}) {
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templateName: template.name,
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presetId: renderData.presetId,
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layout: renderData.layout,
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intent_chain: intentChain(analysis, template, presetId, renderData, userText),
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}
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}
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export async function generate(opts = {}) {
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if (opts.text) {
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return fromText(opts.text, {
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templateId: opts.templateId, presetId: opts.presetId,
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title: opts.title, subtitle: opts.subtitle, tag: opts.tag,
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layout: opts.layout, output: opts.output,
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})
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}
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/* ═══════════════════════════════════════════════════
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* 导出模板列表（供 API 使用）
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* ═══════════════════════════════════════════════════ */
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const { templateId = '', presetId = '', title = '', body = '',
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subtitle = '', tag = '', layout = 'default', output = '', width, height } = opts
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const template = templateId ? getTemplate(templateId) : getDefaultTemplate()
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if (!template) throw new Error(`模板不存在: ${templateId || '(无默认模板)'}`)
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const renderData = prepareRenderData(template.id, presetId, {
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title, body, subtitle, tag, layout,
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})
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const sizes = width && height ? { width, height } : template.sizes
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const html = template.render({ ...renderData, sizes })
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const baseName = output || `cover_${Date.now()}`
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const file = await renderToImage(html, { ...sizes, name: baseName })
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const analysis = { type: 'custom', mood: 'neutral', lineCount: body ? body.split('\n').length : 1 }
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const userText = title + (body ? '\n' + body : '')
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return {
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files: [file],
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templateId: template.id,
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templateName: template.name,
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presetId: renderData.presetId,
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layout: renderData.layout,
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intent_chain: intentChain(analysis, template, renderData.presetId, renderData, userText),
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}
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}
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export { listTemplates, getTemplate, getDefaultTemplate }
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/* ═══════════════════════════════════════════════════
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* CLI 入口
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* ═══════════════════════════════════════════════════ */
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// CLI
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async function cli() {
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const args = process.argv.slice(2)
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function getArg(key) {
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const idx = args.indexOf(`--${key}`)
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if (idx === -1) return undefined
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const values = []
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for (let i = idx + 1; i < args.length; i++) {
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if (args[i].startsWith('--')) break
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values.push(args[i])
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}
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return values.length === 1 ? values[0] : values.join(' ')
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const i = args.indexOf(`--${key}`)
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if (i === -1) return
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const v = []
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for (let j = i + 1; j < args.length && !args[j].startsWith('--'); j++) v.push(args[j])
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return v.length === 1 ? v[0] : v.join(' ')
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}
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const text = getArg('text') || getArg('t')
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if (text) {
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console.log('🎨 铸渊正在理解你的内容...')
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const result = await fromText(text, {
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templateId: getArg('template'),
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presetId: getArg('preset'),
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title: getArg('title'),
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output: getArg('output'),
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const t = getArg('text') || getArg('t')
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if (t) {
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const r = await fromText(t, {
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templateId: getArg('template'), presetId: getArg('preset'),
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title: getArg('title'), output: getArg('output'),
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})
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console.log('✅ 生成完成！')
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console.log(` 📐 模板: ${result.analysis.templateName}`)
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console.log(` 🎨 预设: ${result.analysis.presetId}`)
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console.log(` 📐 布局: ${result.analysis.layout}`)
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result.files.forEach(f => console.log(` 📄 ${f}`))
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console.log('✅ 生成完成')
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console.log(` 📐 ${r.templateName} · 🎨 ${r.presetId} · 📏 ${r.layout}`)
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r.files.forEach(f => console.log(` 📄 ${f}`))
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return
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}
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// 帮助
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console.log(`
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铸渊封面工作室 v2.0 · 神笔马良
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🎨 自动模式（推荐）：
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node generate.js --text "你的内容" --template xiaohongshu --preset tech
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📋 可用模板：
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${listTemplates().map(t => `· ${t.icon} ${t.name} (${t.id}) — ${t.description}`).join('\n ')}
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🎨 可用预设：
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${Object.values(TEMPLATE_REGISTRY).flatMap(t =>
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t.presets.map(p => `· ${p.name} (${p.id}) — 来自 ${t.name}`)
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).join('\n ')}
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示例:
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node generate.js --text "零基础手搓AI封面生成器\n- 不需要GPU\n- 一行命令部署\n- 语言驱动排版" --template xiaohongshu --preset tech
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`)
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console.log(`\n铸渊封面工作室 v2.1 · 神笔马良\n node generate.js --text "内容" --template xiaohongshu --preset tech\n`)
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}
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if (process.argv[1] && process.argv[1].includes('generate.js')) {
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cli().catch(err => {
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console.error('❌ 生成失败:', err.message)
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process.exit(1)
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})
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cli().catch(err => { console.error('❌', err.message); process.exit(1) })
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}
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