(Unicode 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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#include <CkJsonObjectW.h>
#include <CkHttpW.h>
#include <CkHttpResponseW.h>

void ChilkatSample(void)
    {
    // 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
    CkJsonObjectW json;
    json.UpdateString(L"client_id",L"2871da2c-8176-4b7f-869b-2311aa82e743");
    json.UpdateString(L"client_secret",L"2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH");
    json.UpdateString(L"scope",L"https://graph.microsoft.com/.default");
    json.UpdateString(L"token_endpoint",L"https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token");

    CkHttpW http;
    http.put_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(L"dir_path",L"/TestDir");
    http.SetUrlVar(L"user_id",L"4fe732c3-322e-4a6b-b729-2fd1eb5c6104");
    const wchar_t *respStr = http.quickGetStr(L"https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:{$dir_path}");
    if (http.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    json.Load(respStr);
    if (http.get_LastStatus() != 200) {
        wprintf(L"Failed to get parent folder item id, status code = %d\n",http.get_LastStatus());
        return;
    }

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

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

    CkJsonObjectW jsonReqBody;
    jsonReqBody.AppendString(L"name",L"abc");
    CkJsonObjectW *jObj = jsonReqBody.AppendObject(L"folder");
    delete jObj;
    wprintf(L"JSON body:\n");
    wprintf(L"%s\n",jsonReqBody.emit());

    // Set the URL var for the next request which will create the new folder.
    http.SetUrlVar(L"parent_item_id",json.stringOf(L"id"));

    const wchar_t *url = L"https://graph.microsoft.com/v1.0/users/{$user_id}/drive/items/{$parent_item_id}/children";
    CkHttpResponseW *resp = http.PostJson2(url,L"application/json",jsonReqBody.emit());
    if (http.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    json.Load(resp->bodyStr());
    wprintf(L"Response:\n");
    wprintf(L"%s\n",json.emit());

    // A 201 response indicates success.
    if (resp->get_StatusCode() != 201) {
        wprintf(L"Failed to create folder.\n");
        wprintf(L"Response status code = %d\n",resp->get_StatusCode());
    }
    else {
        wprintf(L"Successfully created folder.\n");
    }

    delete resp;

    // 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.
    }