Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"

$repoRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
$windowsDir = Join-Path $repoRoot "windows"
$serverDir = Join-Path $repoRoot "server"
$windowsProject = Join-Path $windowsDir "NetTool.Client\NetTool.Client.csproj"
$windowsPublishOutput = Join-Path $repoRoot "publish\win-x64"
$serverPublishOutput = Join-Path $repoRoot "publish\linux-amd64"
$serverConfig = Join-Path $serverDir "internal\config\config.go"

if (-not (Test-Path -LiteralPath $windowsProject)) {
    throw "Windows project not found: $windowsProject"
}

if (-not (Test-Path -LiteralPath $serverDir)) {
    throw "Server directory not found: $serverDir"
}

if (-not (Test-Path -LiteralPath $serverConfig)) {
    throw "Server config not found: $serverConfig"
}

$windowsProjectXml = [xml](Get-Content -Raw -LiteralPath $windowsProject)
$windowsClientVersion = ($windowsProjectXml.Project.PropertyGroup | ForEach-Object { $_.InformationalVersion } | Where-Object { $_ } | Select-Object -First 1)
if ([string]::IsNullOrWhiteSpace($windowsClientVersion)) {
    throw "InformationalVersion not found in: $windowsProject"
}

$windowsDefaultExe = Join-Path $windowsPublishOutput "NetTool.Client.exe"
$windowsVersionedExeName = "NetTool.Client-$windowsClientVersion-win-x64.exe"
$windowsVersionedExe = Join-Path $windowsPublishOutput $windowsVersionedExeName

$serverConfigText = Get-Content -Raw -LiteralPath $serverConfig
$serverVersionMatch = [regex]::Match($serverConfigText, 'const\s+ServerVersion\s*=\s*"([^"]+)"')
if (-not $serverVersionMatch.Success) {
    throw "ServerVersion not found in: $serverConfig"
}

$serverVersion = $serverVersionMatch.Groups[1].Value
$serverLinuxOutputName = "nettool-server-$serverVersion-linux-amd64"
$serverLinuxOutput = Join-Path $serverPublishOutput $serverLinuxOutputName

Write-Host "[1/2] Publishing Windows client (Release, self-contained win-x64)..."
dotnet publish $windowsProject `
    -c Release `
    -r win-x64 `
    --self-contained true `
    -p:PublishSingleFile=true `
    -p:IncludeNativeLibrariesForSelfExtract=true `
    -p:EnableCompressionInSingleFile=true `
    -o $windowsPublishOutput

if (-not (Test-Path -LiteralPath $windowsDefaultExe)) {
    throw "Published executable not found: $windowsDefaultExe"
}

if (Test-Path -LiteralPath $windowsVersionedExe) {
    Remove-Item -LiteralPath $windowsVersionedExe -Force
}

Rename-Item -LiteralPath $windowsDefaultExe -NewName $windowsVersionedExeName

if (-not (Test-Path -LiteralPath $serverPublishOutput)) {
    New-Item -ItemType Directory -Path $serverPublishOutput | Out-Null
}

$previousGoos = $env:GOOS
$previousGoarch = $env:GOARCH
$previousCgoEnabled = $env:CGO_ENABLED

try {
    Write-Host "[2/2] Building server for Linux amd64..."
    Set-Location -LiteralPath $serverDir
    $env:GOOS = "linux"
    $env:GOARCH = "amd64"
    $env:CGO_ENABLED = "0"
    go build -o $serverLinuxOutput ./cmd/nettool-server
}
finally {
    $env:GOOS = $previousGoos
    $env:GOARCH = $previousGoarch
    $env:CGO_ENABLED = $previousCgoEnabled
    Set-Location -LiteralPath $repoRoot
}

Write-Host "Build completed."
Write-Host "Windows client output: publish/win-x64/$windowsVersionedExeName"
Write-Host "Server Linux output: publish/linux-amd64/$serverLinuxOutputName"