# 保存调用进程的 Go 构建环境，脚本结束后恢复。
$hasGOOS = Test-Path Env:GOOS
$hasGOARCH = Test-Path Env:GOARCH
$hasGOFLAGS = Test-Path Env:GOFLAGS
$originalGOOS = $env:GOOS
$originalGOARCH = $env:GOARCH
$originalGOFLAGS = $env:GOFLAGS

Push-Location (Join-Path $PSScriptRoot '..')
try {
    New-Item -ItemType Directory -Force -Path './build' | Out-Null

    $env:GOOS = 'linux'
    $env:GOARCH = 'amd64'
    $env:GOFLAGS = '-buildvcs=false'

    & go build -o './build/ops-files' './cmd/main/main.go'
    if ($LASTEXITCODE -ne 0) {
        throw "go build 失败，退出码：$LASTEXITCODE"
    }
}
finally {
    if ($hasGOOS) { $env:GOOS = $originalGOOS } else { Remove-Item Env:GOOS }
    if ($hasGOARCH) { $env:GOARCH = $originalGOARCH } else { Remove-Item Env:GOARCH }
    if ($hasGOFLAGS) { $env:GOFLAGS = $originalGOFLAGS } else { Remove-Item Env:GOFLAGS }
    Pop-Location
}