Login-PowerBI  -Environment Public

#Fill in the Variables
$WorkspaceName = 'Test Workspace'            #Enter the name of the Workspace to download from
$ReportName = @()                            #Remove all reports for entire workspace - @(). #Otherwise list reports out - @('Report 1', 'Report 2', 'Report 3')
$DownloadPath = "C:\examplepath\"            #Enter the folder path for the downloaded PBIX, Make sure to end the path with \ as this is a folder path

$Workspace = Get-PowerBIWorkspace -Name $WorkspaceName
$Count = $ReportName.Count

if ($Count -eq 0)
{
    $Reports = Get-PowerBIReport -WorkspaceId $Workspace.Id
    foreach ($r in $Reports) 
    {
        $DownloadFile = $DownloadPath +  $r.name + ".pbix"
         # If files already exists, remove it
         if (Test-Path $DownloadFile)
         {
             Remove-Item $DownloadFile
         }
          Export-PowerBIReport -WorkspaceId $Workspace.ID -Id $r.ID -OutFile $DownloadFile
          $TextOutput = "Downloading " + $r.name + ".pbix"
          Write-Output $TextOutput
    }

}
else
{   
    foreach ($i in $ReportName)
    {
        $Reports = Get-PowerBIReport -WorkspaceId $Workspace.Id -Name $i
        foreach ($r in $Reports) 
        {
            $DownloadFile = $DownloadPath +  $r.name + ".pbix"
             # If files already exists, remove it
             if (Test-Path $DownloadFile)
             {
                 Remove-Item $DownloadFile
             }
              Export-PowerBIReport -WorkspaceId $Workspace.ID -Id $r.ID -OutFile $DownloadFile
              $TextOutput = "Downloading " + $r.name + ".pbix"
              Write-Output $TextOutput
        }
    }
}