migrate gatsby 1.0 to 2.0 #94
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| Original file line number | Diff line number | Diff line change | ||||
|---|---|---|---|---|---|---|
| @@ -1,198 +1,96 @@ | ||||||
| const path = require('path'); | ||||||
| const URL = require('url'); | ||||||
| const { createFilePath } = require(`gatsby-source-filesystem`); | ||||||
| const jsyaml = require('js-yaml'); | ||||||
| const { readFileSync } = require('fs'); | ||||||
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| const nav = jsyaml.safeLoad(readFileSync('./src/pages/docs/nav.yml', 'utf8')); | ||||||
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| exports.createPages = ({ graphql, actions }) => { | ||||||
| const { createPage } = actions; | ||||||
| const docPageTemplate = path.resolve('src/templates/doc.js'); | ||||||
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| return graphql(` | ||||||
| { | ||||||
| allMarkdownRemark(limit: 1000) { | ||||||
| edges { | ||||||
| node { | ||||||
| html | ||||||
| headings { | ||||||
| value | ||||||
| } | ||||||
| fields { | ||||||
| slug | ||||||
| } | ||||||
| } | ||||||
| } | ||||||
| } | ||||||
| } | ||||||
| `).then(result => { | ||||||
| if (result.errors) { | ||||||
| throw result.errors; | ||||||
| } | ||||||
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| const pages = result.data.allMarkdownRemark.edges; | ||||||
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| pages.forEach(edge => { | ||||||
| const slug = edge.node.fields.slug; | ||||||
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||||||
| let previous = {}; | ||||||
| let next = {}; | ||||||
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| const slugArray = slug.split('/'); | ||||||
|
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| nav.chapters.forEach(chapter => { | ||||||
| if (slugArray[2] === chapter.path) { | ||||||
| chapter.items.forEach((item, index) => { | ||||||
| if (index === 0) { | ||||||
| next.slug = `/docs/${slugArray[2]}/${chapter.items[index + 1].id}/`; | ||||||
| next.title = chapter.items[index + 1].title; | ||||||
| } else if (slugArray[3] === item.id) { | ||||||
| previous.slug = | ||||||
| chapter.items[index - 1].id === 'index' | ||||||
| ? `/docs/${slugArray[2]}/` | ||||||
| : `/docs/${slugArray[2]}/${chapter.items[index - 1].id}/`; | ||||||
| previous.title = chapter.items[index - 1].title; | ||||||
| if (chapter.items.length - 1 !== index) { | ||||||
| next.slug = `/docs/${slugArray[2]}/${chapter.items[index + 1].id}/`; | ||||||
| next.title = chapter.items[index + 1].title; | ||||||
| } else { | ||||||
|
There was a problem hiding this comment. Return early instead of using |
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| next.slug = null; | ||||||
| } | ||||||
| } | ||||||
| }); | ||||||
| } | ||||||
| }); | ||||||
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| const editSubPaths = slug.slice(6).split('/'); | ||||||
| const editPath = | ||||||
| editSubPaths.length > 2 ? `${editSubPaths.join('/').slice(0, -1)}.md` : `${editSubPaths[0]}/index.md`; | ||||||
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| createPage({ | ||||||
| path: slug, | ||||||
| component: docPageTemplate, | ||||||
| context: { | ||||||
| html: edge.node.html, | ||||||
| editPath, | ||||||
| title: edge.node.headings[0].value, | ||||||
| previous, | ||||||
| next, | ||||||
| }, | ||||||
| }); | ||||||
| }); | ||||||
| }); | ||||||
| }; | ||||||
|
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| exports.onCreateNode = ({ node, getNode, actions }) => { | ||||||
| const { createNodeField } = actions; | ||||||
| if (node.internal.type === `MarkdownRemark`) { | ||||||
| const slug = createFilePath({ node, getNode, basePath: `pages` }); | ||||||
| createNodeField({ | ||||||
| node, | ||||||
| name: `slug`, | ||||||
|
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Suggested change
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| value: slug, | ||||||
| }); | ||||||
| } | ||||||
| }; | ||||||
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Return early instead of using an
else if?