B4X Requires Chilkat v11.0.0+
Outlook -- Copy Mail Folder and Contents to another Mail Folder

Copy a mailfolder and its contents to another mailfolder.
Chilkat B4X Downloads

B4X
Dim success As Boolean = False

'  This example requires the Chilkat API to have been previously unlocked.
'  See Global Unlock Sample for sample code.

Dim http As ChilkatHttp
http.Initialize("http")

'  Use your previously obtained access token here:
http.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN"

'  This example will copy /Inbox/abc/subFolderA and its contents to /Inbox/xyz
'  We'll need the folder ids for both source and destination folders..

'  Get the folder IDs from the folder map created by this example 
Dim htFolderMap As ChilkatHashtable
htFolderMap.Initialize
Dim sbMap As ChilkatStringBuilder
sbMap.Initialize
sbMap.LoadFile("qa_data/outlook/folderMap.xml", "utf-8")
htFolderMap.AddFromXmlSb(sbMap)

'  Get the IDs for the source and destination folders.
Dim srcFolderId As String = htFolderMap.LookupStr("/Inbox/abc/subFolderA")
If htFolderMap.LastMethodSuccess <> True Then
    Log("Folder ID not found")
    Return
End If

Dim dstFolderId As String = htFolderMap.LookupStr("/Inbox/xyz")
If htFolderMap.LastMethodSuccess <> True Then
    Log("Destination folder ID not found")
    Return
End If


'  Create a JSON request body with this content:
'  
'  		{
'  		  "DestinationId": "destinationId-value"
'  		}

Dim jsonRequestBody As ChilkatJsonObject
jsonRequestBody.Initialize
jsonRequestBody.UpdateString("DestinationId", dstFolderId)

http.SetUrlVar("src_folder_id", srcFolderId)

'  Copy the source folder to the new location
Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpJson("POST", "https://graph.microsoft.com/v1.0/me/mailFolders/{$src_folder_id}/copy", jsonRequestBody, "application/json", resp)
If success = False Then
    Log(http.LastErrorText)
    Return
End If


'  A 201 response indicates success.
If resp.StatusCode = 201 Then
    Log("Folder copied.")
Else
    Log("Response status code = " & resp.StatusCode)
    Log("Error: Folder not copied.")
End If


'  Show the response in both cases..
Dim jsonResponse As ChilkatJsonObject
jsonResponse.Initialize
jsonResponse.EmitCompact = False
jsonResponse.Load(resp.BodyStr)
Log(jsonResponse.Emit)

'  A sample successful JSON response looks like this:

'  	{
'  	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#mailFolder",
'  	  "@odata.type": "#microsoft.graph.mailFolder",
'  	  "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAM6JqMAAAAA=",
'  	  "displayName": "subFolderA",
'  	  "parentFolderId": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwEAAAA=",
'  	  "childFolderCount": 1,
'  	  "unreadItemCount": 0,
'  	  "totalItemCount": 0
'  	}