(VB.NET) OneDrive -- Create a New Folder

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Demonstrates how to create a new folder.

Note: This example requires Chilkat v9.5.0.97 or greater.

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

' This example uses the OAuth client credentials flow.
' See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

' Use your client ID, client secret, and tenant ID in the following lines
Dim json As New Chilkat.JsonObject
json.UpdateString("client_id","2871da2c-8176-4b7f-869b-2311aa82e743")
json.UpdateString("client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH")
json.UpdateString("scope","https://graph.microsoft.com/.default")
json.UpdateString("token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token")

Dim http As New Chilkat.Http
http.AuthToken = json.Emit()

' To create a new folder, send a POST request like this:
' POST /users/{user-id}/drive/items/{parent-item-id}/children

' We first need to get the item-id for the folder where the new folder will be created.
' This example will create a new folder named "abc" within /TestDir,
' so we need the item-id for /TestDir.
http.SetUrlVar("dir_path","/TestDir")
http.SetUrlVar("user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104")
Dim respStr As String = http.QuickGetStr("https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:{$dir_path}")
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If

json.Load(respStr)
If (http.LastStatus <> 200) Then
    Debug.WriteLine("Failed to get parent folder item id, status code = " & http.LastStatus)
    Exit Sub
End If


' The HTTP request body should contain JSON like this:

' 	{
' 	  "name": "abc",
' 	  "folder": { }
' 	}

Dim jsonReqBody As New Chilkat.JsonObject
jsonReqBody.AppendString("name","abc")
Dim jObj As Chilkat.JsonObject = jsonReqBody.AppendObject("folder")

Debug.WriteLine("JSON body:")
Debug.WriteLine(jsonReqBody.Emit())

' Set the URL var for the next request which will create the new folder.
http.SetUrlVar("parent_item_id",json.StringOf("id"))

Dim url As String = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/items/{$parent_item_id}/children"
Dim resp As Chilkat.HttpResponse = http.PostJson2(url,"application/json",jsonReqBody.Emit())
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If


json.Load(resp.BodyStr)
Debug.WriteLine("Response:")
Debug.WriteLine(json.Emit())

' A 201 response indicates success.
If (resp.StatusCode <> 201) Then
    Debug.WriteLine("Failed to create folder.")
    Debug.WriteLine("Response status code = " & resp.StatusCode)
Else
    Debug.WriteLine("Successfully created folder.")
End If



' A successful response:

' 	{
' 	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/drive/items('3A33FCEB9B74CC15%214862')/children/$entity",
' 	  "createdBy": {
' 	    "application": {
' 	      "displayName": "Chilkat",
' 	      "id": "441c9990"
' 	    },
' 	    "user": {
' 	      "displayName": "Matt Smith",
' 	      "id": "3a33fceb9b74cc15"
' 	    }
' 	  },
' 	  "createdDateTime": "2017-06-04T16:02:22.203Z",
' 	  "cTag": "adDozQTMzRkNFQjlCNzRDQzE1ITQ4NzAuNjM2MzIxODg5NDIyMDMwMDAw",
' 	  "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODcwLjA",
' 	  "id": "3A33FCEB9B74CC15!4870",
' 	  "lastModifiedBy": {
' 	    "application": {
' 	      "displayName": "Chilkat",
' 	      "id": "441c9990"
' 	    },
' 	    "user": {
' 	      "displayName": "Matt Smith",
' 	      "id": "3a33fceb9b74cc15"
' 	    }
' 	  },
' 	  "lastModifiedDateTime": "2017-06-04T16:02:22.203Z",
' 	  "name": "abc",
' 	  "parentReference": {
' 	    "driveId": "3a33fceb9b74cc15",
' 	    "id": "3A33FCEB9B74CC15!4862",
' 	    "name": "someFolder",
' 	    "path": "/drive/root:/someFolder"
' 	  },
' 	  "size": 0,
' 	  "webUrl": "https://1drv.ms/f/s!ABXMdJvr_DM6pgY",
' 	  "fileSystemInfo": {
' 	    "createdDateTime": "2017-06-04T16:02:22.203Z",
' 	    "lastModifiedDateTime": "2017-06-04T16:02:22.203Z"
' 	  },
' 	  "folder": {
' 	    "childCount": 0
' 	  }
' 	}
' 
' 	Successfully created folder.