2025-05-11 17:31:53 +02:00

95 lines
3.2 KiB
JavaScript

const { execSync } = require("child_process")
const fs = require("fs")
const path = require("path")
const os = require("os")
const download = require("download")
const AdmZip = require("adm-zip")
const JAVA_DOWNLOAD_URL = {
win32: "https://download.oracle.com/java/17/archive/jdk-17.0.12_windows-x64_bin.zip",
darwin: "https://download.oracle.com/java/17/archive/jdk-17.0.12_macos-x64_bin.tar.gz",
linux: "https://download.oracle.com/java/17/archive/jdk-17.0.12_linux-aarch64_bin.tar.gz",
}
function checkJavaVersion(requiredVersion = "17") {
try {
const javaVersionOutput = execSync("java -version", {
encoding: "utf8",
stdio: "pipe"
})
const versionMatch = javaVersionOutput.match(/"(\d+\.\d+)(\.\d+)?_\d+"/)
if (versionMatch) {
const installedVersion = versionMatch[1]
console.log(`Java is installed. Version: ${installedVersion}`)
if (parseFloat(installedVersion) >= parseFloat(requiredVersion)) {
console.log("Required Java version is already installed.")
return true
} else {
console.log(`Installed Java version (${installedVersion}) is less than required version (${requiredVersion}).`)
return false
}
} else {
console.log("Java is installed but version could not be determined.")
return false
}
} catch (error) {
console.log("Java is not installed.")
return false
}
}
async function downloadAndInstallJava(extractPath = null) {
const platform = os.platform()
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), "java-installer-"))
const downloadUrl = JAVA_DOWNLOAD_URL[platform]
if (!downloadUrl) {
console.error("Unsupported platform for Java installation.")
return
}
const zipPath = path.join(tempDir, "java-package.zip")
await download(downloadUrl, tempDir, {
filename: "java-package.zip"
})
const extractionDir = extractPath || tempDir
const zip = new AdmZip(zipPath)
zip.extractAllTo(extractionDir, true)
fs.unlinkSync(zipPath)
}
async function main(customExtractPath) {
const requiredVersion = "17"
const isJavaInstalled = checkJavaVersion(requiredVersion)
if (!isJavaInstalled) {
if (!fs.existsSync(path.join(customExtractPath, "jdk-17.0.12", "bin", os.platform() == "win32" ? "java.exe" : "java"))) {
await downloadAndInstallJava(customExtractPath || path.join(__dirname, "..", "..", "java"))
}
} else {
console.log("No further action is required.")
}
}
async function getPath(customExtractPath) {
const requiredVersion = "17"
const isJavaInstalled = checkJavaVersion(requiredVersion)
if (!isJavaInstalled) {
if (!fs.existsSync(path.join(customExtractPath, "jdk-17.0.12", "bin", os.platform() == "win32" ? "java.exe" : "java"))) {
await main(customExtractPath)
} else {
return path.join(customExtractPath, "jdk-17.0.12", "bin", os.platform() == "win32" ? "java.exe" : "java")
}
} else {
console.log("No further action is required.")
}
}
module.exports = {
main,
getPath
}