Jobsandmore

jobs.ps1

function Write-MultiLineFeedback {
    [CmdletBinding()]
    param (
        $Feedback
    )
    
    begin {
        $CursorPosition = $Host.UI.RawUI.CursorPosition.Y
        $Feedback.ForEach({
            $PSItem.Line = $CursorPosition
            $CursorPosition++
        })
        
        
        $JobList = $Feedback | Foreach-Object {
            $SetItem = $PSItem
            $job = Start-Job -ScriptBlock $SetItem.Job
            $SetItem.Set = $Job.Id
            $job
        }
        Start-Sleep -Seconds 1
    }
    
    process {
        do{
            $Feedback.ForEach({
                if($PSItem.LastDisplayMessage -ne $(Get-Job -ID $PSItem.Set).ChildJobs.Information[-1]){
                    $PSItem.LastDisplayMessage = $(Get-Job -ID $PSItem.Set).ChildJobs.Information[-1]
                    $host.UI.RawUI.CursorPosition=@{X = 0;Y=$PSItem.Line}
                    $Host.UI.Write($PSItem.LastDisplayMessage)
                }
                Start-Sleep -Milliseconds 50
            })
        }until($JobList.ChildJobs.State -notcontains "running")
        #make sure every information stream has been written
        $Feedback.ForEach({
            if($PSItem.LastDisplayMessage -ne $(Get-Job -ID $PSItem.Set).ChildJobs.Information[-1]){
                $PSItem.LastDisplayMessage = $(Get-Job -ID $PSItem.Set).ChildJobs.Information[-1]
                $host.UI.RawUI.CursorPosition=@{X = 0;Y=$PSItem.Line}
                $Host.UI.Write($PSItem.LastDisplayMessage)
            }
            Start-Sleep -Milliseconds 50
        })
    }
    
    end {
        $host.UI.RawUI.CursorPosition=@{X = 0;Y=$CursorPosition}
    }
}


$Temp = @([PSCustomObject]@{
    Set = $Null
    Job =  {
        Write-Host "Task Sequence 1.1"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 1.2"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 1.3"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 1 finished"
    }
    Line = $Null
    LastDisplayMessage = $null
},[PSCustomObject]@{
    Set = $Null
    Job =  {
        Write-Host "Task Sequence 2.1"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 2.2"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 2.3"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 2 finished"
    }
    Line = $Null
    LastDisplayMessage = $null
},[PSCustomObject]@{
    Set = $Null
    Job =  {
        Write-Host "Task Sequence 3.1"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 3.2"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 3.3"
        Start-Sleep -Seconds (Get-Random -Maximum 7 -Minimum 1)
        Write-Host "Task Sequence 3 finished"
    }
    Line = $Null
    LastDisplayMessage = $null
})