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gatsby-node.ts
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gatsby-node.ts
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import path from 'path';
import { createFilePath } from 'gatsby-source-filesystem';
import { CreatePagesArgs, GatsbyNode } from 'gatsby';
export const createPages = async ({ graphql, actions }: CreatePagesArgs) => {
const { createPage } = actions;
const blogPost = path.resolve('./src/templates/blog-post.tsx');
const result = await graphql<any>(
`query BlogPost {
allMarkdownRemark(
sort: { frontmatter: {date: DESC } }
limit: 1000
) {
edges {
node {
fields {
slug
}
frontmatter {
title
}
}
next {
fields {
slug
}
frontmatter {
title
}
}
previous {
fields {
slug
}
frontmatter {
title
}
}
}
}
}
`
);
if (result.errors) {
throw result.errors;
}
// Create blog posts pages.
const posts = result.data.allMarkdownRemark.edges;
posts.forEach((post: any, index: any) => {
createPage({
path: post.node.fields.slug,
component: blogPost,
context: {
slug: post.node.fields.slug,
previous: post.previous,
next: post.next,
},
});
});
};
export const onCreateNode = ({ node, actions, getNode }: any) => {
const { createNodeField } = actions;
if (node.internal.type === 'MarkdownRemark') {
const relativeFilePath = createFilePath({ node, getNode });
createNodeField({
node,
name: 'slug',
value: relativeFilePath,
});
}
};
export const createSchemaCustomization: GatsbyNode['createSchemaCustomization'] = ({ actions }) => {
actions.createTypes(`
type Site {
siteMetadata: SiteMetadata!
}
type SiteMetadata {
title: String!
}
`);
};