Samuel Newman
49 lines
1.8 KiB
JavaScript
Executable File
49 lines
1.8 KiB
JavaScript
Executable File
#!/usr/bin/env node
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/* oxlint-disable import/no-nodejs-modules -- This is a Node-only build script. */
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const crypto = require('crypto')
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const fs = require('fs')
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const fsp = fs.promises
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const path = require('path')
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const source = path.resolve('dist')
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const destination = path.resolve('bundleTempDir')
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async function hash(file) {
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const value = crypto.createHash('md5')
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for await (const chunk of fs.createReadStream(file)) value.update(chunk)
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return value.digest('hex')
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}
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async function main() {
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/** @type {{fileMetadata: Record<string, {bundle: string, assets?: {path: string, ext: string}[]}>}} */
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const metadata = JSON.parse(
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await fsp.readFile(path.join(source, 'metadata.json'), 'utf8'),
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)
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await fsp.mkdir(path.join(destination, 'bundles'), {recursive: true})
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await fsp.mkdir(path.join(destination, 'assets'), {recursive: true})
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const result = {version: 0, bundler: 'metro', fileMetadata: {}}
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for (const platform of ['ios', 'android']) {
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const input = metadata.fileMetadata?.[platform]
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if (!input?.bundle)
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throw new Error(
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`Missing explicit ${platform} bundle in dist/metadata.json`,
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)
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const bundleSource = path.resolve(source, input.bundle)
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const bundle = `bundles/${await hash(bundleSource)}.bundle`
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await fsp.copyFile(bundleSource, path.join(destination, bundle))
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const assets = []
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for (const asset of input.assets ?? []) {
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const assetSource = path.resolve(source, asset.path)
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const target = `assets/${await hash(assetSource)}.${asset.ext}`
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await fsp.copyFile(assetSource, path.join(destination, target))
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assets.push(target)
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}
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result.fileMetadata[platform] = {bundle, assets}
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}
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await fsp.writeFile(
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path.join(destination, 'metadata.json'),
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JSON.stringify(result),
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)
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}
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main().catch(error => {
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console.error(error)
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process.exitCode = 1
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})
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