| import React from 'react' |
| import { getLinkAndScriptTags } from './get-css-inlined-link-tags' |
| import { getPreloadableFonts } from './get-preloadable-fonts' |
| import type { AppRenderContext } from './app-render' |
| import { getAssetQueryString } from './get-asset-query-string' |
| import { encodeURIPath } from '../../shared/lib/encode-uri-path' |
| import type { PreloadCallbacks } from './types' |
| import { renderCssResource } from './render-css-resource' |
|
|
| export function getLayerAssets({ |
| ctx, |
| layoutOrPagePath, |
| injectedCSS: injectedCSSWithCurrentLayout, |
| injectedJS: injectedJSWithCurrentLayout, |
| injectedFontPreloadTags: injectedFontPreloadTagsWithCurrentLayout, |
| preloadCallbacks, |
| }: { |
| layoutOrPagePath: string | undefined |
| injectedCSS: Set<string> |
| injectedJS: Set<string> |
| injectedFontPreloadTags: Set<string> |
| ctx: AppRenderContext |
| preloadCallbacks: PreloadCallbacks |
| }): React.ReactNode { |
| const { styles: styleTags, scripts: scriptTags } = layoutOrPagePath |
| ? getLinkAndScriptTags( |
| ctx.clientReferenceManifest, |
| layoutOrPagePath, |
| injectedCSSWithCurrentLayout, |
| injectedJSWithCurrentLayout, |
| true |
| ) |
| : { styles: [], scripts: [] } |
|
|
| const preloadedFontFiles = layoutOrPagePath |
| ? getPreloadableFonts( |
| ctx.renderOpts.nextFontManifest, |
| layoutOrPagePath, |
| injectedFontPreloadTagsWithCurrentLayout |
| ) |
| : null |
|
|
| if (preloadedFontFiles) { |
| if (preloadedFontFiles.length) { |
| for (let i = 0; i < preloadedFontFiles.length; i++) { |
| const fontFilename = preloadedFontFiles[i] |
| const ext = /\.(woff|woff2|eot|ttf|otf)$/.exec(fontFilename)![1] |
| const type = `font/${ext}` |
| const href = `${ctx.assetPrefix}/_next/${encodeURIPath(fontFilename)}` |
|
|
| preloadCallbacks.push(() => { |
| ctx.componentMod.preloadFont( |
| href, |
| type, |
| ctx.renderOpts.crossOrigin, |
| ctx.nonce |
| ) |
| }) |
| } |
| } else { |
| try { |
| let url = new URL(ctx.assetPrefix) |
| preloadCallbacks.push(() => { |
| ctx.componentMod.preconnect(url.origin, 'anonymous', ctx.nonce) |
| }) |
| } catch (error) { |
| |
| |
| preloadCallbacks.push(() => { |
| ctx.componentMod.preconnect('/', 'anonymous', ctx.nonce) |
| }) |
| } |
| } |
| } |
|
|
| const styles = renderCssResource(styleTags, ctx, preloadCallbacks) |
|
|
| const scripts = scriptTags |
| ? scriptTags.map((href, index) => { |
| const fullSrc = `${ctx.assetPrefix}/_next/${encodeURIPath( |
| href |
| )}${getAssetQueryString(ctx, true)}` |
|
|
| return ( |
| <script |
| src={fullSrc} |
| async={true} |
| key={`script-${index}`} |
| nonce={ctx.nonce} |
| /> |
| ) |
| }) |
| : [] |
|
|
| return styles.length || scripts.length ? [...styles, ...scripts] : null |
| } |
|
|
