jan/scripts/download-lib.mjs
2025-07-02 12:27:41 +07:00

87 lines
2.2 KiB
JavaScript

console.log('Script is running')
// scripts/download-lib.mjs
import https from 'https'
import fs, { mkdirSync } from 'fs'
import os from 'os'
import path from 'path'
import { copySync } from 'cpx'
function download(url, dest) {
return new Promise((resolve, reject) => {
console.log(`Downloading ${url} to ${dest}`)
const file = fs.createWriteStream(dest)
https
.get(url, (response) => {
console.log(`Response status code: ${response.statusCode}`)
if (
response.statusCode >= 300 &&
response.statusCode < 400 &&
response.headers.location
) {
// Handle redirect
const redirectURL = response.headers.location
console.log(`Redirecting to ${redirectURL}`)
download(redirectURL, dest).then(resolve, reject) // Recursive call
return
} else if (response.statusCode !== 200) {
reject(`Failed to get '${url}' (${response.statusCode})`)
return
}
response.pipe(file)
file.on('finish', () => {
file.close(resolve)
})
})
.on('error', (err) => {
fs.unlink(dest, () => reject(err.message))
})
})
}
async function main() {
console.log('Starting main function')
const platform = os.platform() // 'darwin', 'linux', 'win32'
const arch = os.arch() // 'x64', 'arm64', etc.
if (arch != 'x64') return
let filename
if (platform == 'linux')
filename = 'libvulkan.so'
else if (platform == 'win32')
filename = 'vulkan-1.dll'
else
return
const url = `https://catalog.jan.ai/${filename}`
const libDir = 'src-tauri/resources/lib'
const tempDir = 'scripts/dist'
try {
mkdirSync('scripts/dist')
} catch (err) {
// Expect EEXIST error if the directory already exists
}
console.log(`Downloading libvulkan...`)
const savePath = path.join(tempDir, filename)
if (!fs.existsSync(savePath)) {
await download(url, savePath)
}
// copy to tauri resources
try {
copySync(savePath, libDir)
} catch (err) {
// Expect EEXIST error
}
console.log('Downloads completed.')
}
main().catch((err) => {
console.error('Error:', err)
process.exit(1)
})