#update the below variables to match your environment

$global:fqdn = "" #Example fqdn = "demo.loginvsi.com"
$global:token = '' #Example token = 'f_Yl7m-9XncLQNA6BmPAY21lP0BCMzm7FzHyH2t4WQg'
$global:response = " "
$launcherlocation = "C:\Program Files\Login VSI\Login Enterprise Launcher\LoginEnterprise.Launcher.UI.exe"
$date=get-date
#Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" $date option line for additional troubleshooting

#Define our functions, these will access the API and return a list of launchers, note line 16 may need to be adjusted in large environments.
function Get-LeLauncher {
    Param (
        [Parameter(Mandatory = $true)]
        [string]$orderBy = "Name",
        [string]$Direction = "Asc",
        [string]$Count = "100"
       
    )

       # this is only required for older version of PowerShell/.NET
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 -bor [Net.SecurityProtocolType]::Tls11

    # WARNING: ignoring SSL/TLS certificate errors is a security risk
    # [System.Net.ServicePointManager]::ServerCertificateValidationCallback = [SSLHandler]::GetSSLHandler()

    $Header = @{
        "Accept"        = "application/json"
        "Authorization" = "Bearer $global:token"
    }

    $Body = @{
        orderBy   = $orderBy
        direction = $Direction
        count     = $Count
         
    }

    $Parameters = @{
        Uri         = 'https://' + $global:fqdn + '/publicApi/v5/launchers/'
        Headers     = $Header
        Method      = 'GET'
        body        = $Body
        ContentType = 'application/json'
    }

    $Response = Invoke-RestMethod @Parameters
    $Response.items
}
$mName = $env:COMPUTERName #Gets the machine name, this is how the launcher is identified.
# Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" $mName optional debugging line
$Launchers = Get-LeLauncher -orderby Name | Where {$_.machineName -eq $mName}
foreach ($Launcher in $Launchers){
    Write-host $launcher.machineName "Is online? " $launcher.online #manual Verification for testing
    Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" $launcher.online
    }
//if the launcher/Machine name is not found restart the launcher process
if($launchers -eq $Null){
    try{
   
    Get-Process -Name "loginPI*" | Stop-Process
    Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" "Process Stopped succesfully"
    }
    catch{
    Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" "Process failed to stop"
    }
    start-process $LauncherLocation
    write-host "Launcher was restarted"
    start-sleep -s 30
    $Launchers = Get-LeLauncher -orderby Name | Where {$_.machineName -eq $mName}
    if($launchers -eq $Null){
  #  Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" "Launcher Restart failed"} #optional debug line
    else{
  #  Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" "Launcher Restart Suceeded"} #optional debug line
    }
    else{
  #   Add-Content "C:\Custom_Connector\Launcherverify_logs\log.txt" "Launcher is running" #optional debug line
    }