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blog/gatsby-node.js

172 lines
3.6 KiB
JavaScript

const { createMarkdownFields } = require('./gatsby/createMarkdownFields')
const { createExif } = require('./gatsby/createExif')
const {
generatePostPages,
generateTagPages,
generateRedirectPages,
generateArchivePages,
generatePhotosPages
} = require('./gatsby/createPages')
const { generateJsonFeed } = require('./gatsby/feeds')
exports.onCreateNode = ({ node, actions, getNode, createNodeId }) => {
// Markdown files
if (node.internal.type === 'MarkdownRemark') {
createMarkdownFields(node, actions, getNode)
}
// Image files
if (node.internal.mediaType === 'image/jpeg') {
createExif(node, actions, createNodeId)
}
}
exports.createPages = async ({ graphql, actions, reporter }) => {
const { createPage, createRedirect } = actions
const result = await graphql(`
{
all: allMarkdownRemark(sort: { order: DESC, fields: [fields___date] }) {
edges {
next {
fields {
slug
}
frontmatter {
title
}
}
node {
fields {
slug
}
frontmatter {
tags
}
}
previous {
fields {
slug
}
frontmatter {
title
}
}
}
}
photos: allMarkdownRemark(filter: { fields: { type: { eq: "photo" } } }) {
edges {
node {
id
}
}
}
archive: allMarkdownRemark(
filter: { fields: { type: { nin: "photo" } } }
) {
edges {
node {
id
}
}
}
tags: allMarkdownRemark {
group(field: frontmatter___tags) {
tag: fieldValue
totalCount
}
}
}
`)
if (result.errors) {
reporter.panicOnBuild(`Error while running GraphQL query.`)
return
}
const all = result.data.all.edges
const photosLength = result.data.photos.edges.length
const archiveLength = result.data.archive.edges.length
const tags = result.data.tags.group
// Generate post pages
generatePostPages(createPage, all)
// Generate photos archive pages
generatePhotosPages(createPage, photosLength)
// Generate tag pages
generateTagPages(createPage, tags)
// Generate archive pages
generateArchivePages(createPage, archiveLength)
// Create manual redirects
generateRedirectPages(createRedirect)
}
exports.onPostBuild = async ({ graphql }) => {
// JSON Feed query
const result = await graphql(`
{
allMarkdownRemark(sort: { order: DESC, fields: [fields___date] }) {
edges {
node {
html
fields {
slug
date
}
excerpt
frontmatter {
title
tags
updated
image {
childImageSharp {
resize(width: 940, quality: 85) {
src
}
}
}
}
}
}
}
}
`)
if (result.errors) throw result.errors
// Generate json feed
await generateJsonFeed(result.data.allMarkdownRemark.edges)
return Promise.resolve()
}
exports.onCreateWebpackConfig = ({ actions, stage, loaders }) => {
actions.setWebpackConfig({
resolve: {
fallback: {
util: false
}
}
})
if (stage === 'build-html') {
actions.setWebpackConfig({
module: {
rules: [
{
test: /@ethersproject/,
use: loaders.null()
}
]
}
})
}
}