# Install Microsoft JDK 17 from pre-uploaded zip (no internet required)
$ErrorActionPreference = "Stop"
$Tools = "E:\wwwroot\tools"
$Zip = "C:\Users\ytd_extdev_0903\incoming\microsoft-jdk-17-windows-x64.zip"
$Dest = Join-Path $Tools "jdk-17"

if (-not (Test-Path $Zip)) { throw "missing $Zip" }
New-Item -ItemType Directory -Force -Path $Tools | Out-Null

Write-Output ("ZIP_BYTES=" + (Get-Item $Zip).Length)
if (Test-Path $Dest) {
  Rename-Item $Dest ("jdk-17.bak-" + (Get-Date -Format "yyyyMMddHHmmss"))
}

$stage = Join-Path $Tools ("jdk17-stage-" + (Get-Date -Format "yyyyMMddHHmmss"))
New-Item -ItemType Directory -Force -Path $stage | Out-Null
Write-Output "=== expand ==="
Expand-Archive -Path $Zip -DestinationPath $stage -Force
$jdkRoot = Get-ChildItem $stage -Directory | Select-Object -First 1
if (-not $jdkRoot) { throw "no jdk root in zip" }
Move-Item $jdkRoot.FullName $Dest
Remove-Item $stage -Recurse -Force -ErrorAction SilentlyContinue

$java = Join-Path $Dest "bin\java.exe"
if (-not (Test-Path $java)) { throw "java.exe missing at $java" }
& $java -version 2>&1 | ForEach-Object { "$_" }

[Environment]::SetEnvironmentVariable("JDK17_HOME", $Dest, "Machine")
[Environment]::SetEnvironmentVariable("JAVA17_HOME", $Dest, "Machine")

$cmd = @"
@echo off
REM New-system JDK17 only. Do not use for legacy Jeecg (jdk8).
set JAVA_HOME=$Dest
set PATH=%JAVA_HOME%\bin;%PATH%
"@
Set-Content -Path (Join-Path $Tools "use-jdk17.cmd") -Value $cmd -Encoding ASCII

$info = @{
  vendor = "Microsoft OpenJDK"
  major = 17
  home = $Dest
  javaExe = $java
  installedAt = (Get-Date).ToString("o")
  note = "Alongside C:\yutongda\tools\jdk8; legacy JAVA_HOME untouched"
} | ConvertTo-Json
Set-Content -Path (Join-Path $Tools "jdk17.json") -Value $info -Encoding UTF8
New-Item -ItemType Directory -Force -Path "E:\wwwroot\ops" | Out-Null
Set-Content -Path "E:\wwwroot\ops\jdk17.json" -Value $info -Encoding UTF8

Write-Output "JDK17_HOME=$Dest"
Write-Output "INSTALL_OK"