Public/Graph/Get-GraphMailFolderChild.ps1
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function Get-GraphMailFolderChild { [CmdletBinding()] param ( [Parameter(Mandatory)] $UserPrincipalName, [Parameter()] $Mail, [Parameter(Mandatory)] $DisplayName, [Parameter(ValueFromPipeline)] $FolderList, [Parameter()] $tree ) process { foreach ($Folder in $FolderList) { $RestSplat = @{ Uri = "https://graph.microsoft.com/beta/users/{0}/mailFolders/{1}/childFolders" -f $UserPrincipalName, $Folder.Id Headers = @{ "Authorization" = "Bearer $Token" } Method = 'Get' } $Children = (Invoke-RestMethod @RestSplat -Verbose:$false).value foreach ($Child in $Children) { if (-not $tree.ContainsKey($Child.ParentFolderId)) { $tree[$Child.ParentFolderId] = [System.Collections.Generic.List[PSObject]]::new() } $tree[$Child.ParentFolderId].Add(@{ DisplayName = $DisplayName Mail = $Mail UserPrincipalName = $UserPrincipalName Folder = $Child.DisplayName ChildFolderCount = $Child.ChildFolderCount unreadItemCount = $Child.unreaditemCount totalItemCount = $Child.totalItemCount wellKnownName = $Child.wellKnownName ParentFolderId = $Child.ParentFolderId Id = $Child.Id }) if ($Child.ChildFolderCount -ge 1) { $ChildSplat = @{ DisplayName = $DisplayName Mail = $Mail UserPrincipalName = $UserPrincipalName Tree = $tree } $Child | Get-GraphMailFolderChild @ChildSplat } } } } } |