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gatsby-node.js
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gatsby-node.js
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const path = require('path');
const { createFilePath } = require('gatsby-source-filesystem');
exports.onCreateNode = ({ node, getNode, boundActionCreators }) => {
const { createNodeField } = boundActionCreators;
if (node.internal.type === 'MarkdownRemark') {
// I put the index.js with index.md. Therefore, I have to give it specific path
const slug = createFilePath({ node, getNode, basePath: 'pages' });
// const slug = createFilePath({ node, getNode, basePath: 'pages' }).concat('index.md');
// console.log(`slug for ${node.id} : ${slug}`);
createNodeField({
node,
name: 'slug',
value: slug,
});
}
};
exports.createPages = ({ graphql, boundActionCreators }) => {
const { createPage } = boundActionCreators;
return new Promise((resolve) => {
graphql(`
{
allMarkdownRemark {
edges {
node {
html
fields {
slug
}
}
}
}
}
`).then((result) => {
if (result.errors) {
console.log(result.errors);
}
result.data.allMarkdownRemark.edges.forEach(({ node }) => {
// console.log(node.html);
createPage({
path: node.fields.slug,
component: path.resolve('./src/templates/blog-post.js'),
// component: path.resolve('./src/templates/blog-post-example.js'),
context: {
// Data passed to context is available in page queries as GraphQL variables.
slug: node.fields.slug,
},
});
});
resolve();
});
});
};