156 lines
3.1 KiB
JavaScript
156 lines
3.1 KiB
JavaScript
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const API_URL = 'https://graphql.datocms.com'
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const API_TOKEN = process.env.NEXT_EXAMPLE_CMS_DATOCMS_API_TOKEN
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// See: https://www.datocms.com/blog/offer-responsive-progressive-lqip-images-in-2020
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const responsiveImageFragment = `
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fragment responsiveImageFragment on ResponsiveImage {
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srcSet
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webpSrcSet
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sizes
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src
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width
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height
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aspectRatio
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alt
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title
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bgColor
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base64
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}
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`
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async function fetchAPI(query, { variables, preview } = {}) {
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const res = await fetch(API_URL + (preview ? '/preview' : ''), {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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Authorization: `Bearer ${API_TOKEN}`,
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},
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body: JSON.stringify({
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query,
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variables,
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}),
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})
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const json = await res.json()
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if (json.errors) {
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console.error(json.errors)
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throw new Error('Failed to fetch API')
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}
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return json.data
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}
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export async function getPreviewPostBySlug(slug) {
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const data = await fetchAPI(
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`
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query PostBySlug($slug: String) {
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post(filter: {slug: {eq: $slug}}) {
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slug
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}
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}`,
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{
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preview: true,
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variables: {
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slug,
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},
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}
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)
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return data?.post
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}
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export async function getAllPostsWithSlug() {
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const data = fetchAPI(`
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{
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allPosts {
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slug
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}
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}
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`)
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return data?.allPosts
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}
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export async function getAllPostsForHome(preview) {
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const data = await fetchAPI(
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`
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{
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allPosts(orderBy: date_DESC, first: 20) {
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title
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slug
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excerpt
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date
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coverImage {
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responsiveImage(imgixParams: {fm: jpg, fit: crop, w: 2000, h: 1000 }) {
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...responsiveImageFragment
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}
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}
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author {
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name
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picture {
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url(imgixParams: {fm: jpg, fit: crop, w: 100, h: 100, sat: -100})
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}
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}
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}
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}
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${responsiveImageFragment}
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`,
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{ preview }
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)
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return data?.allPosts
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}
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export async function getPostAndMorePosts(slug, preview) {
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const data = await fetchAPI(
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`
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query PostBySlug($slug: String) {
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post(filter: {slug: {eq: $slug}}) {
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title
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slug
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content
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date
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ogImage: coverImage{
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url(imgixParams: {fm: jpg, fit: crop, w: 2000, h: 1000 })
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}
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coverImage {
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responsiveImage(imgixParams: {fm: jpg, fit: crop, w: 2000, h: 1000 }) {
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...responsiveImageFragment
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}
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}
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author {
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name
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picture {
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url(imgixParams: {fm: jpg, fit: crop, w: 100, h: 100, sat: -100})
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}
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}
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}
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morePosts: allPosts(orderBy: date_DESC, first: 2, filter: {slug: {neq: $slug}}) {
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title
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slug
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excerpt
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date
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coverImage {
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responsiveImage(imgixParams: {fm: jpg, fit: crop, w: 2000, h: 1000 }) {
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...responsiveImageFragment
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}
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}
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author {
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name
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picture {
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url(imgixParams: {fm: jpg, fit: crop, w: 100, h: 100, sat: -100})
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}
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}
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}
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}
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${responsiveImageFragment}
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`,
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{
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preview,
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variables: {
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slug,
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},
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}
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)
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return data
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}
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