(.NET Core C#) 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
Chilkat.JsonObject json = 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");

Chilkat.Http http = 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");
string respStr = http.QuickGetStr("https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:{$dir_path}");
if (http.LastMethodSuccess != true) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

json.Load(respStr);
if (http.LastStatus != 200) {
    Debug.WriteLine("Failed to get parent folder item id, status code = " + Convert.ToString(http.LastStatus));
    return;
}

// The HTTP request body should contain JSON like this:

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

Chilkat.JsonObject jsonReqBody = new Chilkat.JsonObject();
jsonReqBody.AppendString("name","abc");
Chilkat.JsonObject jObj = 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"));

string url = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/items/{$parent_item_id}/children";
Chilkat.HttpResponse resp = http.PostJson2(url,"application/json",jsonReqBody.Emit());
if (http.LastMethodSuccess != true) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

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

// A 201 response indicates success.
if (resp.StatusCode != 201) {
    Debug.WriteLine("Failed to create folder.");
    Debug.WriteLine("Response status code = " + Convert.ToString(resp.StatusCode));
}
else {
    Debug.WriteLine("Successfully created folder.");
}

// 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.