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gatsby-node.ts
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gatsby-node.ts
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import { GatsbyNode } from "gatsby";
import path from "path";
import { videos } from "./content/videos";
import { redirects } from "./content/redirects";
type MarkdownRemarkNodes = {
allMarkdownRemark: {
nodes: {
id: string;
frontmatter: {
slug: string;
};
}[];
};
};
const writingTemplate = path.resolve(`src/templates/writing.tsx`);
const videoTemplate = path.resolve(`src/templates/video.tsx`);
const redirectTemplate = path.resolve(`src/templates/redirect.tsx`);
export const createPages: GatsbyNode["createPages"] = async ({
actions,
graphql,
reporter,
}) => {
const { createPage } = actions;
for (const redirect of redirects) {
// redirects are handled in gatsby-browser
reporter.info(
`Redirecting from "${redirect.from}" to "${redirect.to}"`
);
createPage({
path: redirect.from,
component: redirectTemplate,
context: {
to: redirect.to,
},
});
}
const result = await graphql<MarkdownRemarkNodes>(`
{
allMarkdownRemark(
sort: { frontmatter: { date: ASC } }
limit: 1000
) {
nodes {
id
frontmatter {
slug
}
}
}
}
`);
if (result.errors || !result.data) {
reporter.panicOnBuild(
`There was an error loading your blog posts`,
result.errors
);
return;
}
const posts = result.data.allMarkdownRemark.nodes;
if (posts.length > 0) {
posts.forEach((post, index) => {
const previousPostId = index === 0 ? null : posts[index - 1].id;
const nextPostId =
index === posts.length - 1 ? null : posts[index + 1].id;
createPage({
path: `writing/${post.frontmatter.slug}`,
component: writingTemplate,
context: {
id: post.id,
previousPostId,
nextPostId,
},
});
});
}
// TODO put this in graphql, this was hacked together quick
for (const video of videos) {
const videoWithoutPath = { ...video };
// @ts-ignore
delete videoWithoutPath.path;
createPage({
path: `v/${video.path}`,
component: videoTemplate,
context: {
...videoWithoutPath,
},
});
}
};