57 lines
1.8 KiB
JavaScript
57 lines
1.8 KiB
JavaScript
import getApplicableVersions from '../../lib/get-applicable-versions.js'
|
|
import { getDataByLanguage } from '../../lib/get-data.js'
|
|
|
|
function getProductExampleData(product, key, language) {
|
|
// Because getDataByLanguage() depends on reading data files from
|
|
// disk, asking for something that doesn't exist would throw a
|
|
// `ENOENT` error from `fs.readFile` but we want that to default
|
|
// to `undefined` because certain product's don't have all product
|
|
// examples.
|
|
try {
|
|
return getDataByLanguage(`product-examples.${product}.${key}`, language)
|
|
} catch (error) {
|
|
if (error.code === 'ENOENT') return
|
|
throw error
|
|
}
|
|
}
|
|
|
|
export default async function productExamples(req, res, next) {
|
|
if (!req.context.page) return next()
|
|
if (req.context.currentLayoutName !== 'product-landing') return next()
|
|
|
|
const { currentProduct, currentLanguage } = req.context
|
|
if (currentProduct.includes('.'))
|
|
throw new Error(`currentProduct can not contain a . (${currentProduct})`)
|
|
|
|
req.context.productCommunityExamples = getProductExampleData(
|
|
currentProduct,
|
|
'community-examples',
|
|
currentLanguage
|
|
)
|
|
req.context.productUserExamples = getProductExampleData(
|
|
currentProduct,
|
|
'user-examples',
|
|
currentLanguage
|
|
)
|
|
|
|
const productCodeExamples = getProductExampleData(
|
|
currentProduct,
|
|
'code-examples',
|
|
currentLanguage
|
|
)
|
|
|
|
// We currently only support versioning in code examples.
|
|
// TODO support versioning across all example types.
|
|
req.context.productCodeExamples =
|
|
productCodeExamples &&
|
|
productCodeExamples.filter((example) => {
|
|
// If an example block does NOT contain the versions prop, assume it's available in all versions
|
|
return (
|
|
!example.versions ||
|
|
getApplicableVersions(example.versions).includes(req.context.currentVersion)
|
|
)
|
|
})
|
|
|
|
return next()
|
|
}
|