| 1 | import type { BuildArgs, ResolvedSlidevOptions } from '@slidev/types' |
| 2 | import type { InlineConfig, ResolvedConfig } from 'vite' |
| 3 | import { existsSync } from 'node:fs' |
| 4 | import fs from 'node:fs/promises' |
| 5 | import http from 'node:http' |
| 6 | import connect from 'connect' |
| 7 | import { join, resolve } from 'pathe' |
| 8 | import sirv from 'sirv' |
| 9 | import { build as viteBuild } from 'vite' |
| 10 | import { resolveViteConfigs } from './shared' |
| 11 | |
| 12 | export async function build( |
| 13 | options: ResolvedSlidevOptions, |
| 14 | viteConfig: InlineConfig = {}, |
| 15 | args: BuildArgs, |
| 16 | ) { |
| 17 | const indexHtmlId = resolve(options.userRoot, 'index.html') |
| 18 | |
| 19 | let config: ResolvedConfig = undefined! |
| 20 | |
| 21 | const inlineConfig = await resolveViteConfigs( |
| 22 | options, |
| 23 | { |
| 24 | plugins: [ |
| 25 | { |
| 26 | name: 'slidev:build', |
| 27 | configResolved(_config) { |
| 28 | config = _config |
| 29 | }, |
| 30 | resolveId: { |
| 31 | order: 'pre', |
| 32 | handler(id) { |
| 33 | if (id === indexHtmlId) |
| 34 | return id |
| 35 | return null |
| 36 | }, |
| 37 | }, |
| 38 | load: { |
| 39 | order: 'pre', |
| 40 | handler(id) { |
| 41 | if (id === indexHtmlId) { |
| 42 | return options.utils.indexHtml |
| 43 | } |
| 44 | }, |
| 45 | }, |
| 46 | }, |
| 47 | ], |
| 48 | build: { |
| 49 | chunkSizeWarningLimit: 2000, |
| 50 | rollupOptions: { |
| 51 | input: { |
| 52 | index: indexHtmlId, |
| 53 | }, |
| 54 | }, |
| 55 | }, |
| 56 | } satisfies InlineConfig, |
| 57 | viteConfig, |
| 58 | 'build', |
| 59 | ) |
| 60 | |
| 61 | await viteBuild(inlineConfig) |
| 62 | |
| 63 | const outDir = resolve(options.userRoot, config.build.outDir) |
| 64 | |
| 65 | // copy or generate ogImage if it's a relative path, skip if not |
| 66 | if (options.data.config.seoMeta?.ogImage === 'auto' || options.data.config.seoMeta?.ogImage?.startsWith('.')) { |
| 67 | const filename = options.data.config.seoMeta?.ogImage === 'auto' ? 'og-image.png' : options.data.config.seoMeta.ogImage |
| 68 | const projectOgImagePath = resolve(options.userRoot, filename) |
| 69 | const outputOgImagePath = resolve(outDir, filename) |
| 70 | |
| 71 | const projectOgImageExists = await fs.access(projectOgImagePath).then(() => true).catch(() => false) |
| 72 | if (projectOgImageExists) { |
| 73 | await fs.copyFile(projectOgImagePath, outputOgImagePath) |
| 74 | } |
| 75 | else if (options.data.config.seoMeta?.ogImage === 'auto') { |
| 76 | const port = 12445 |
| 77 | const app = connect() |
| 78 | const server = http.createServer(app) |
| 79 | app.use( |
| 80 | config.base, |
| 81 | sirv(outDir, { |
| 82 | etag: true, |
| 83 | single: true, |
| 84 | dev: true, |
| 85 | }), |
| 86 | ) |
| 87 | server.listen(port) |
| 88 | |
| 89 | const { exportSlides } = await import('./export') |
| 90 | const tempDir = resolve(outDir, 'temp') |
| 91 | await fs.mkdir(tempDir, { recursive: true }) |
| 92 | |
| 93 | await exportSlides({ |
| 94 | port, |
| 95 | base: config.base, |
| 96 | slides: options.data.slides, |
| 97 | total: options.data.slides.length, |
| 98 | format: 'png', |
| 99 | output: tempDir, |
| 100 | range: '1', |
| 101 | width: options.data.config.canvasWidth, |
| 102 | height: Math.round(options.data.config.canvasWidth / options.data.config.aspectRatio), |
| 103 | // This renders slides by URL, so memory routing falls back to history. |
| 104 | routerMode: options.data.config.routerMode === 'memory' ? 'history' : options.data.config.routerMode, |
| 105 | waitUntil: 'networkidle', |
| 106 | timeout: args.timeout || 30000, |
| 107 | perSlide: true, |
| 108 | omitBackground: false, |
| 109 | dark: args.dark, |
| 110 | }) |
| 111 | |
| 112 | const tempFiles = await fs.readdir(tempDir) |
| 113 | const pngFile = tempFiles.find(file => file.endsWith('.png')) |
| 114 | if (pngFile) { |
| 115 | const generatedPath = resolve(tempDir, pngFile) |
| 116 | await fs.copyFile(generatedPath, projectOgImagePath) |
| 117 | await fs.copyFile(generatedPath, outputOgImagePath) |
| 118 | } |
| 119 | |
| 120 | await fs.rm(tempDir, { recursive: true, force: true }) |
| 121 | server.close() |
| 122 | } |
| 123 | else { |
| 124 | throw new Error(`[Slidev] ogImage: ${filename} not found`) |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | // copy index.html to 404.html for GitHub Pages |
| 129 | await fs.copyFile(resolve(outDir, 'index.html'), resolve(outDir, '404.html')) |
| 130 | // _redirects for SPA |
| 131 | const redirectsPath = resolve(outDir, '_redirects') |
| 132 | if (!existsSync(redirectsPath)) |
| 133 | await fs.writeFile(redirectsPath, `${config.base}* ${config.base}index.html 200\n`, 'utf-8') |
| 134 | |
| 135 | if ([true, 'true', 'auto'].includes(options.data.config.download)) { |
| 136 | const { exportSlides, getExportOptions } = await import('./export') |
| 137 | |
| 138 | const port = 12445 |
| 139 | const app = connect() |
| 140 | const server = http.createServer(app) |
| 141 | app.use( |
| 142 | config.base, |
| 143 | sirv(outDir, { |
| 144 | etag: true, |
| 145 | single: true, |
| 146 | dev: true, |
| 147 | }), |
| 148 | ) |
| 149 | server.listen(port) |
| 150 | const filename = options.data.config.exportFilename || 'slidev-exported' |
| 151 | await exportSlides({ |
| 152 | port, |
| 153 | base: config.base, |
| 154 | ...getExportOptions(args, options, join(outDir, `${filename}.pdf`)), |
| 155 | }) |
| 156 | server.close() |
| 157 | } |
| 158 | } |
| 159 |