[CmdletBinding(SupportsShouldProcess)]param(
    [Parameter(ParameterSetName="On",Mandatory)]
    [switch]$On,
    [Parameter(ParameterSetName="Off",Mandatory)]
    [switch]$Off,
    [Parameter(ParameterSetName="Query",Mandatory)]
    [switch]$NoChange,
    [switch]$Recurse,
    [int]$Depth=1,
    [Parameter(ParameterSetName="On",Position = 0, ValueFromRemainingArguments)]
    [Parameter(ParameterSetName="Off",Position = 0, ValueFromRemainingArguments)]
    [Parameter(ParameterSetName="Toggle",Position = 0, ValueFromRemainingArguments)]
    [Parameter(ParameterSetName="Query",Position = 0, ValueFromRemainingArguments)]
    [ArgumentCompleter({Invoke-Command -ScriptBlock $_DockerComposeDirsCompleter -ArgumentList $args})]
    [string[]]$ProjectPath
)

if( -not $ProjectPath ) { $ProjectPath=@($PWD) }

$local:ext = ".yml"
$local:dcPathList = @()
$ProjectPath | ForEach-Object {
        while( $true ) {
            if( (Test-Path (Join-Path $_ "docker-compose$ext")) -and -not $Recurse ) {
                $dcPathList += Resolve-Path $_
            } elseif( $Recurse ) {
                $local:gciParams = [ordered]@{
                    Recurse = $true
                }
                if( $Depth ) {
                    $gciParams.Depth = $Depth
                }
                $dcPathList += Get-ChildItem -Path $_ -Include "docker-compose$ext" @gciParams |
                    Select-Object -ExpandProperty Directory # |
#                    Where-Object { $Force -or -not (Test-Path $(Join-Path $_ .noauto.all)) }
            }
            if( ($dcPathList -and -not $Recure) -or $ext -eq '.yaml' ) { 
                break
            }
            $ext = '.yaml'
        }
    }
if( -not $dcPathList ) { return }

$dcPathList | ForEach-Object {
    $local:NoAutoPath = $(Join-Path $_ '.noauto.all')
    $local:NoAutoOffPath = "${NoAutoPath}.off"
    $local:IsNoAuto = Test-Path $NoAutoPath
    $local:IsNoAutoOff = Test-Path $NoAutoOffPath

    if( ($NoChange -and $IsNoAuto) -or (-not $NoChange -and ($Off -or (-not $On -and -not $IsNoAuto)) ) ) {
        if( $IsNoAutoOff ) {
            Move-Item $NoAutoOffPath $NoAutoPath
         } elseif( -not $IsNoAuto -and -not $NoChange ) {
             $null = New-Item -ItemType File -Path $NoAutoPath -Value ""
        }
        Write-Host -ForegroundColor Magenta -NoNewline "Off"
    } elseif( $NoChange -or $On -or (-not $Off -and $IsNoAuto) ) {
        if( $IsNoAuto -and -not $NoChange ) {
            Move-Item $NoAutoPath $NoAutoOffPath
        }
        Write-Host -ForegroundColor Gree -NoNewline "On "
    }
    Write-Host -ForegroundColor Cyan " $("$_".Replace($PWD.Path,'').Substring(1))"
}