function Create-Zip
{

    Param
    (
        [Parameter(Mandatory=$true)]

        $Folder
    )

    Begin
    {
    $pathToZipExe = "$($Env:ProgramFiles)\7-Zip\7z.exe";
    }
    Process
    {
    $aZipfile = get-item "$($Folder.fullname)\*.bak"

    foreach ($file in $aZipfile) {

        $zippath = "$($file.directory)\$($file.basename).zip"
        $arguments = "a", "-tzip", "$zippath", "$($file.fullname)";
        & $pathToZipExe $arguments;

    }


    }
    End
    {
    }
}

function Check-BackupName {

    Param
    (
        [Parameter(Mandatory=$true)]

        $Folder
    )

    $ifresult = $False
    $elseresult = $True

    $zip = get-item "$($folder)\*.zip"

    foreach ($i in $zip){

        $testbakfile = (get-item "$($folder)\$($i.BaseName).bak")

        if ($i.BaseName -eq $testbakfile.BaseName) {

            $ifresult = "$True"
        }

        else {$elseresult = "$False"}

    }

    if ($ifresult -and $elseresult) {Write-Output $True}
    else {Write-Output $False}



}

function Check-BackupSize {

    Param
    (
        [Parameter(Mandatory=$true)]

        $Folder
    )

    $ifresult = $False
    $elseresult = $True
    "folder is $folder"

    $zip = get-item "$($folder)\*.zip"
    "zip is $zip"

    foreach ($i in $zip){
        "i is $i"

        $testzipfile = (get-item "$($folder)\$($i.BaseName).zip")

        if ($i.Length -gt 1MB) {

            $ifresult = "$True"
        }

        else {$elseresult = "$False"}

    }

    if ($ifresult -and $elseresult) {Write-Output $True}
    else {Write-Output $False}

}


$folderlist = Get-Childitem "E:\DB BackupsTest" | Where-Object {$_.Psiscontainer}

foreach ($i in $folderlist){

    Create-Zip -Folder $i

    if (Check-BackupName -Folder $i) -and (Check-BackupSize -Folder $i) {

    Move-Item $i\*.zip \\ias-cor-nas3\Backups

}
}