Update a Rendering Datasource

Swap-DataSource-Function.ps1

function Swap-DataSource ($item, $renderingToUpdate, $renderingDataSourceIdToAdd, $useFinalLayout) {
    $renderingItem = Get-Item -Path $renderingToUpdate.ItemID
    Write-Host "Swaping Rendering Datasource: $($renderingId.UniqueID) - '$($renderingItem.Name)' to: $($renderingDataSourceIdToAdd) for Item: $($item.Name)"
    $renderingToUpdate.Datasource = $renderingDataSourceToAdd
    Set-Rendering -Item $item -Instance $renderingToUpdate -FinalLayout:$useFinalLayout
}