<#
.SYNOPSIS
	close-program.ps1 [<full-program-name>] [<program-name>] [<program-alias-name>]
.DESCRIPTION
	Closes the processes of the given program gracefully.
.EXAMPLE
	PS> .\close-program.ps1 "Google Chrome" "chrome.exe"
.NOTES
	Author: Markus Fleschutz · License: CC0
.LINK
	https://github.com/fleschutz/PowerShell
#>

param([string]$FullProgramName = "", [string]$ProgramName = "", [string]$ProgramAliasName = "")

try {
	if ($ProgramName -eq "") {
		get-process | where-object {$_.mainWindowTitle} | format-table Id, Name, mainWindowtitle -AutoSize
		$ProgramName = read-host "Enter program name"
	}
	if ($FullProgramName -eq "") {
		$FullProgramName = $ProgramName
	}

	$Processes = get-process -name $ProgramName -errorAction 'silentlycontinue'
	if ($Processes.Count -ne 0) {
		foreach ($Process in $Processes) {
			$Process.CloseMainWindow() | Out-Null
		} 
		start-sleep -milliseconds 100
		stop-process -name $ProgramName -force -errorAction 'silentlycontinue'
	} else {

		$Processes = get-process -name $ProgramAliasName -errorAction 'silentlycontinue'
		if ($Processes.Count -eq 0) {
			throw "$FullProgramName is not started yet"
		}
		foreach ($Process in $Processes) {
			$_.CloseMainWindow() | Out-Null
		} 
		start-sleep -milliseconds 100
		stop-process -name $ProgramName -force -errorAction 'silentlycontinue'
	}
	"✔️ closed $FullProgramName, stopped $($Processes.Count) process(es)"
	exit 0
} catch {
	write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}