Manage-Service.ps1

function Start-TheService([string]$svc)
{
    $STOP = "Stopped"
    $RUN = "Running"
    
    "Starting $svc..."
    
    $s = get-service -name $svc
    "Original status is : " + $s.Status
    if($s.Status -eq $STOP)
    {
        Start-service -name $s.name
    }
    $s = get-service -name $svc
    "Now status is : " + $s.Status
    
    "Checking ..."
    $s = get-service -name $svc
    
    if($s.Status -eq $STOP)
    {
        throw "Exception: $svc cannot be started!!!"
    }
    "OK, all good."
}

function Stop-TheService([string]$svc)
{
    $STOP = "Stopped"
    $RUN = "Running"
    
    "Stopping $svc..."
    
    $s = get-service -name $svc
    "Original status is : " + $s.Status
    if($s.Status -eq $RUN)
    {
        stop-service -name $s.name
    }
    $s = get-service -name $svc
    "Now status is : " + $s.Status
    
    "Checking ..."
    $s = get-service -name $svc
    
    if($s.Status -eq $RUN)
    {
        throw "Exception: $svc cannot be stopped!!!"
    }
    "OK, all good."
}

function Restart-TheService([string]$svc)
{
    Stop-TheService $svc
    Start-TheService $svc
}