# vs-utils.nu
# Visual Studio environment management for Nushell

export def --env vcvars [] {
    if ($env.VCINSTALLDIR? | is-not-empty) {
        print "Visual Studio environment already initialized."
        return
    }

    print "Initializing Visual Studio Developer Environment..."
    
    # Bridge to PowerShell to get the environment variables
    # The new pw7 function in env.nu already sources Gemini_Profile.ps1
    let env_json = (pw7 '
        $vsPath = & "C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -property installationPath
        if ($vsPath) {
            $devShellModule = Get-ChildItem -Path "$vsPath\Common7\Tools" -Filter "Microsoft.VisualStudio.DevShell.dll" -Recurse | Select-Object -First 1 -ExpandProperty FullName
            if ($devShellModule) {
                Import-Module $devShellModule
                Enter-VsDevShell -VsInstallPath $vsPath -SkipAutomaticLocation -Arch amd64 -NoLogo
                Get-ChildItem env: | ForEach-Object { @{ Name = $_.Name; Value = $_.Value } } | ConvertTo-Json
            }
        }
    ' | from json)

    if ($env_json | is-empty) {
        print "Error: Could not initialize Visual Studio environment."
        return
    }

    # Load the environment variables into Nushell
    let new_env = ($env_json | reduce -f {} {|it, acc| $acc | insert $it.Name $it.Value })
    
    # Path handling
    load-env $new_env
    
    # Convert Path string from PS back to Nu List if necessary
    if ($env.Path? | is-not-empty) {
        $env.PATH = ($env.Path | split row (char esep))
    }

    print "Visual Studio 2026 Developer Environment initialized."
}