/
gatsby-node.js
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/
gatsby-node.js
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const { createFilePath } = require(`gatsby-source-filesystem`);
const path = require(`path`);
exports.onCreateNode = ({ node, getNode, actions }) => {
const { createNodeField } = actions;
if (node.internal.owner === `gatsby-transformer-json`) {
const fileNode = getNode(node.parent);
if (fileNode.dir.includes("/data/")) {
const slug = createFilePath({ node, getNode, basePath: `pages` });
createNodeField({
node,
name: `slug`,
value: slug,
});
}
}
};
const getLists = (graphql) => graphql(`{
allList {
edges {
node {
fields {
slug
}
}
}
}
}`);
const makeListPages = (createPage, result) => {
if (!result || !result.data) {
return;
}
return result.data.allList.edges.forEach(({ node }) => {
createPage({
path: node.fields.slug,
component: path.resolve(`./src/list/listView.js`),
context: {
slug: node.fields.slug,
},
});
});
};
exports.createPages = ({ graphql, actions }) => {
const { createPage } = actions;
const promises = [];
promises.push(getLists(graphql).then(makeListPages.bind(this, createPage)));
return Promise.all(promises);
};