fix(createblogpost): convert to proper AI SDK tool
- Wrap function with tool() from 'ai' package - Add jsonSchema() for input validation - Rename export from createBlogPost to createBlogPostTool - Update package.json with proper tpmjs.tools format - Bump version to 0.3.0 Fixes executor error: 'Cannot destructure property title of t'
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Ajax Davis
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3 changed files with 165 additions and 124 deletions
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@ -1,6 +1,6 @@
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{
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"name": "@tpmjs/createblogpost",
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"version": "0.2.0",
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"version": "0.3.0",
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"description": "A tool for creating structured blog posts with AI-generated content",
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"type": "module",
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"keywords": ["tpmjs-tool", "blog", "content", "ai", "writing"],
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@ -34,63 +34,66 @@
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"license": "MIT",
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"tpmjs": {
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"category": "text-analysis",
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"description": "Creates structured blog posts with customizable frontmatter, content sections, and SEO metadata. Supports multiple output formats including Markdown and MDX.",
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"parameters": [
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"frameworks": ["vercel-ai"],
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"tools": [
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{
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"name": "title",
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"type": "string",
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"description": "The title of the blog post",
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"required": true
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},
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{
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"name": "author",
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"type": "string",
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"description": "The author of the blog post",
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"required": true
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},
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{
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"name": "content",
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"type": "string",
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"description": "The main content of the blog post",
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"required": true
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},
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{
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"name": "tags",
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"type": "string[]",
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"description": "Array of tags for categorization",
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"required": false,
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"default": []
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},
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{
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"name": "format",
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"type": "'markdown' | 'mdx'",
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"description": "Output format for the blog post",
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"required": false,
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"default": "markdown"
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},
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{
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"name": "excerpt",
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"type": "string",
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"description": "Short excerpt or summary of the post",
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"required": false
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"exportName": "createBlogPostTool",
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"description": "Creates structured blog posts with customizable frontmatter, content sections, and SEO metadata. Supports multiple output formats including Markdown and MDX.",
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"parameters": [
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{
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"name": "title",
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"type": "string",
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"description": "The title of the blog post",
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"required": true
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},
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{
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"name": "author",
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"type": "string",
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"description": "The author of the blog post",
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"required": true
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},
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{
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"name": "content",
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"type": "string",
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"description": "The main content of the blog post",
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"required": true
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},
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{
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"name": "tags",
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"type": "string[]",
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"description": "Array of tags for categorization",
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"required": false
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},
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{
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"name": "format",
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"type": "'markdown' | 'mdx'",
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"description": "Output format for the blog post",
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"required": false
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},
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{
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"name": "excerpt",
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"type": "string",
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"description": "Short excerpt or summary of the post",
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"required": false
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}
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],
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"returns": {
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"type": "BlogPost",
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"description": "A structured blog post object with frontmatter, content, and metadata including slug, wordCount, readingTime, and formattedOutput"
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},
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"aiAgent": {
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"useCase": "Use this tool when users need to generate blog posts, articles, or structured content with proper frontmatter and metadata. Ideal for content management systems, static site generators, and documentation sites.",
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"limitations": "Does not include AI content generation - you must provide the content. Only formats and structures existing content.",
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"examples": [
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"Create a blog post about TypeScript best practices",
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"Generate a tutorial post with code examples",
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"Format an article with SEO metadata"
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]
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}
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}
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],
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"returns": {
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"type": "BlogPost",
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"description": "A structured blog post object with frontmatter, content, and metadata including slug, wordCount, readingTime, and formattedOutput"
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},
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"frameworks": ["vercel-ai", "langchain"],
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"aiAgent": {
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"useCase": "Use this tool when users need to generate blog posts, articles, or structured content with proper frontmatter and metadata. Ideal for content management systems, static site generators, and documentation sites.",
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"limitations": "Does not include AI content generation - you must provide the content. Only formats and structures existing content.",
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"examples": [
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"Create a blog post about TypeScript best practices",
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"Generate a tutorial post with code examples",
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"Format an article with SEO metadata"
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]
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}
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]
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},
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"dependencies": {
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"zod": "^4.1.13"
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"ai": "6.0.0-beta.124"
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}
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}
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@ -1,17 +1,12 @@
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/**
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* Blog Post Creation Tool for TPMJS
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* Creates structured blog posts with frontmatter and metadata
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*
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* This is a proper AI SDK v6 tool that can be used with streamText()
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* Uses jsonSchema() to avoid Zod 4 JSON Schema conversion issues with OpenAI
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*/
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export interface BlogPostOptions {
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title: string;
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author: string;
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content: string;
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tags?: string[];
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format?: 'markdown' | 'mdx';
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excerpt?: string;
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publishDate?: Date;
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}
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import { jsonSchema, tool } from 'ai';
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export interface BlogPost {
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frontmatter: {
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@ -28,6 +23,18 @@ export interface BlogPost {
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formattedOutput: string;
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}
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/**
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* Input type for Create Blog Post Tool
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*/
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type CreateBlogPostInput = {
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title: string;
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author: string;
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content: string;
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tags?: string[];
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format?: 'markdown' | 'mdx';
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excerpt?: string;
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};
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/**
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* Creates a slug from a title
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*/
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@ -84,64 +91,95 @@ function formatFrontmatter(
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}
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/**
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* Create Blog Post Tool
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* Creates a structured blog post with frontmatter and metadata
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*
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* This is a proper AI SDK v6 tool that can be used with streamText()
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*/
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export async function createBlogPost(options: BlogPostOptions): Promise<BlogPost> {
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const {
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title,
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author,
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content,
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tags = [],
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format = 'markdown',
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excerpt,
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publishDate = new Date(),
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} = options;
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export const createBlogPostTool = tool({
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description:
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'Creates a structured blog post with frontmatter, metadata, slug, word count, and reading time. Outputs in Markdown or MDX format.',
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inputSchema: jsonSchema<CreateBlogPostInput>({
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type: 'object',
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properties: {
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title: {
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type: 'string',
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description: 'The title of the blog post',
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},
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author: {
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type: 'string',
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description: 'The author of the blog post',
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},
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content: {
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type: 'string',
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description: 'The main content of the blog post',
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},
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tags: {
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type: 'array',
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items: { type: 'string' },
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description: 'Array of tags for categorization',
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},
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format: {
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type: 'string',
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enum: ['markdown', 'mdx'],
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description: 'Output format for the blog post (default: markdown)',
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},
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excerpt: {
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type: 'string',
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description: 'Short excerpt or summary of the post',
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},
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},
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required: ['title', 'author', 'content'],
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additionalProperties: false,
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}),
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async execute({ title, author, content, tags = [], format = 'markdown', excerpt }) {
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// Validate required fields
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if (!title || title.trim().length === 0) {
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throw new Error('Title is required');
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}
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// Validate required fields
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if (!title || title.trim().length === 0) {
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throw new Error('Title is required');
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}
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if (!author || author.trim().length === 0) {
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throw new Error('Author is required');
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}
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if (!author || author.trim().length === 0) {
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throw new Error('Author is required');
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}
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if (!content || content.trim().length === 0) {
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throw new Error('Content is required');
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}
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if (!content || content.trim().length === 0) {
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throw new Error('Content is required');
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}
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// Calculate metadata
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const slug = createSlug(title);
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const wordCount = countWords(content);
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const readingTime = calculateReadingTime(wordCount);
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const publishDate = new Date();
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// Calculate metadata
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const slug = createSlug(title);
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const wordCount = countWords(content);
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const readingTime = calculateReadingTime(wordCount);
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// Build frontmatter
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const frontmatter: BlogPost['frontmatter'] = {
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title,
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author,
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date: publishDate.toISOString().split('T')[0] || '',
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tags,
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slug,
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wordCount,
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readingTime,
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};
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// Build frontmatter
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const frontmatter: BlogPost['frontmatter'] = {
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title,
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author,
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date: publishDate.toISOString().split('T')[0] || '',
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tags,
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slug,
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wordCount,
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readingTime,
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};
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if (excerpt) {
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frontmatter.excerpt = excerpt;
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}
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if (excerpt) {
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frontmatter.excerpt = excerpt;
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}
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// Format the complete blog post
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const formattedFrontmatter = formatFrontmatter(frontmatter, format);
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const formattedOutput = `${formattedFrontmatter}\n\n${content}`;
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// Format the complete blog post
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const formattedFrontmatter = formatFrontmatter(frontmatter, format);
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const formattedOutput = `${formattedFrontmatter}\n\n${content}`;
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return {
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frontmatter,
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content,
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formattedOutput,
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};
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}
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return {
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frontmatter,
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content,
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formattedOutput,
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};
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},
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});
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/**
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* Export default for convenience
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*/
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export default createBlogPost;
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export default createBlogPostTool;
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