use-phone.ps1

param(
    [Parameter(Mandatory=$true)]
    [string]$NewProfileValue,
    
    [Parameter(Mandatory=$false)]
    [string]$csprojUserFile
)

# Locate the .csproj.user file if not specified
if (-not $CsprojUserFile) {
    $foundFile = Get-ChildItem -Path . -Filter *.csproj.user | Select-Object -First 1
    if (-not $foundFile) {
        Write-Error "❌ No .csproj.user file found in the current directory."
        exit 1
    }
    $CsprojUserFile = $foundFile.FullName
}

# Resolve to an absolute, full path
$fullPath = (Resolve-Path -Path $csprojUserFile).Path

# Load XML
$xmlContent = Get-Content -Path $fullPath -Raw
[xml]$xml = $xmlContent

# Detect the MSBuild namespace if present
$nsUri = $xml.Project.NamespaceURI
$hasNamespace = -not [string]::IsNullOrWhiteSpace($nsUri)

if ($hasNamespace) {
    $nsMgr = New-Object System.Xml.XmlNamespaceManager($xml.NameTable)
    $nsMgr.AddNamespace("msb", $nsUri)
}

# Find the ActiveDebugProfile element
$node = $xml.SelectSingleNode("//msb:Project/msb:PropertyGroup/msb:ActiveDebugProfile", $nsMgr)

if ($node) {
    # Set the device name
    $node.InnerText = $NewProfileValue

    # Then force it to physical device. If VS is open, it should do this anyways, but just in case.
    $node2 = $xml.SelectSingleNode("//msb:Project/msb:PropertyGroup/msb:SelectedPlatformGroup", $nsMgr)
    if ($node2) {
        $node2.InnerText = "PhysicalDevice"
    }

    # Save back to file with UTF-8 encoding
    $utf8 = New-Object System.Text.UTF8Encoding($false)
    $writer = New-Object System.IO.StreamWriter($fullPath, $false, $utf8)
    $xml.Save($writer)
    $writer.Close()    

    Write-Host "ActiveDebugProfile updated to '$NewProfileValue'" in $csprojUserFile
}
else {
    Write-Host "ActiveDebugProfile element not found in the XML."
}