fs.basicinfilehandler.ps1

if ($args.Count -lt 2) {
	Write-Output "`e[90m[`e[97mfs.basicinfilehandler`e[90m]`e[0m `e[32mUsage`e[90m:`e[0m fs.basicinfilehandler.ps1 `e[90m<`e[94mINPUT-FILE`e[90m> `e[90m<`e[94mPROCESSING-SCRIPT`e[90m>`e[0m"
	exit 0
}

if (-not (Test-Path -LiteralPath $args[0] -PathType Leaf)) {
	Write-Output "`e[90m[`e[97mfs.basicinfilehandler`e[90m]`e[0m `e[31mError`e[90m:`e[0m Given `e[90m<`e[94mINPUT-FILE`e[90m>`e[0m parameter could not be found as a file!"
	exit 1
}

if (-not ((Get-Content $args[0] | Measure-Object -Line).Lines -gt 0)) {
	Write-Output "`e[90m[`e[97mfs.basicinfilehandler`e[90m]`e[0m `e[31mError`e[90m:`e[0m Given `e[90m<`e[94mINPUT-FILE`e[90m>`e[0m has been found but seems to be empty!"
	exit 2
}

if (-not (Get-Command -Name $args[1] -ErrorAction Ignore)) {
	Write-Output "`e[90m[`e[97mfs.basicinfilehandler`e[90m]`e[0m `e[31mError`e[90m:`e[0m Given `e[90m<`e[94mPROCESSING-SCRIPT`e[90m>`e[0m command does not exist!"
	exit 3
}

$Size = (Get-Content $args[0] | Measure-Object -Line).Lines
$Proc = (Get-Command $args[1]).Source
$File = (Get-Item $args[0]).FullName
$Cntr = [UInt64] 0

foreach ($Read in [System.IO.File]::ReadLines($File)) {
	$Cntr++
	$Line = $Read.Trim()
	if (-not ($Line.StartsWith('#') -or $Line.StartsWith('-') -or [System.String]::IsNullOrEmpty($Line))) {
		& $Proc $Line $Cntr
	}
	Write-Progress -Activity "Infile handling in progress..." -Status "Processing of $Size entries - Done: $Cntr" -PercentComplete (($Cntr / $Size) * 100)
}