Sample code for 30+ languages & platforms
Objective-C

Create Task

See more Microsoft Tasks and Plans Examples

Demonstrates how to create a new plannerTask.

See https://docs.microsoft.com/en-us/graph/api/planner-post-tasks?view=graph-rest-1.0 for more information.

Chilkat Objective-C Downloads

Objective-C
#import <CkoHttp.h>
#import <CkoJsonObject.h>
#import <CkoHttpResponse.h>
#import <NSString.h>

BOOL success = NO;

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

CkoHttp *http = [[CkoHttp alloc] init];

// The Microsoft Planner REST API requires an OAuth2 token with the Group.ReadWrite.All scope.
// Use your previously obtained access token as shown here:
//    Get Microsoft Graph OAuth2 Access Token with Group.ReadWrite.All scope.

CkoJsonObject *jsonToken = [[CkoJsonObject alloc] init];
success = [jsonToken LoadFile: @"qa_data/tokens/msGraphGroup.json"];
if (success == NO) {
    NSLog(@"%@",jsonToken.LastErrorText);
    return;
}

http.AuthToken = [jsonToken StringOf: @"access_token"];

// Create a JSON body for the HTTP POST
// Use this online tool to generate the code from sample JSON: 
// Generate Code to Create JSON

// {
//   "planId": "xqQg5FS2LkCp935s-FIFm2QAFkHM",
//   "bucketId": "hsOf2dhOJkqyYYZEtdzDe2QAIUCR",
//   "title": "Update client list",
//   "assignments": {
//     "fbab97d0-4932-4511-b675-204639209557": {
//       "@odata.type": "#microsoft.graph.plannerAssignment",
//       "orderHint": " !"
//     }
//   },
// }

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"planId" value: @"xqQg5FS2LkCp935s-FIFm2QAFkHM"];
[json UpdateString: @"bucketId" value: @"hsOf2dhOJkqyYYZEtdzDe2QAIUCR"];
[json UpdateString: @"title" value: @"Update client list"];
[json UpdateString: @"assignments.fbab97d0-4932-4511-b675-204639209557.\"@odata.type\"" value: @"#microsoft.graph.plannerAssignment"];
[json UpdateString: @"assignments.fbab97d0-4932-4511-b675-204639209557.orderHint" value: @" !"];

// POST the JSON to https://graph.microsoft.com/v1.0/planner/tasks

CkoHttpResponse *resp = [[CkoHttpResponse alloc] init];
success = [http HttpJson: @"POST" url: @"https://graph.microsoft.com/v1.0/planner/tasks" json: json contentType: @"application/json" response: resp];
if (success == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

[json Load: resp.BodyStr];
json.EmitCompact = NO;

if ([resp.StatusCode intValue] != 200) {
    NSLog(@"%@",[json Emit]);
    NSLog(@"%@%d",@"Failed, response status code = ",[resp.StatusCode intValue]);
    return;
}

NSLog(@"%@",[json Emit]);

// A sample response:
// (See code for parsing this response below..)

// {
//   "createdBy": {
//     "user": {
//       "id": "6463a5ce-2119-4198-9f2a-628761df4a62"
//     }
//   },
//   "planId": "xqQg5FS2LkCp935s-FIFm2QAFkHM",
//   "bucketId": "hsOf2dhOJkqyYYZEtdzDe2QAIUCR",
//   "title": "Update client list",
//   "orderHint": "85752723360752+",
//   "createdDateTime": "2015-03-25T18:36:49.2407981Z",
//   "assignments": {
//     "fbab97d0-4932-4511-b675-204639209557": {
//       "@odata.type": "#microsoft.graph.plannerAssignment",
//       "assignedBy": {
//         "user": {
//           "id": "6463a5ce-2119-4198-9f2a-628761df4a62"
//         }
//       },
//       "assignedDateTime": "2015-03-25T18:36:49.2407981Z",
//       "orderHint": "RWk1"
//     }
//   },
//   "id":"01gzSlKkIUSUl6DF_EilrmQAKDhh"
// }

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

NSString *createdByUserId = [json StringOf: @"createdBy.user.id"];
NSString *planId = [json StringOf: @"planId"];
NSString *bucketId = [json StringOf: @"bucketId"];
NSString *title = [json StringOf: @"title"];
NSString *orderHint = [json StringOf: @"orderHint"];
NSString *createdDateTime = [json StringOf: @"createdDateTime"];
NSString *assignments_odataType = [json StringOf: @"assignments.fbab97d0-4932-4511-b675-204639209557.\"@odata.type\""];
NSString *assignmentsAssignedByUserId = [json StringOf: @"assignments.fbab97d0-4932-4511-b675-204639209557.assignedBy.user.id"];
NSString *assignmentsAssignedDateTime = [json StringOf: @"assignments.fbab97d0-4932-4511-b675-204639209557.assignedDateTime"];
NSString *assignmentsOrderHint = [json StringOf: @"assignments.fbab97d0-4932-4511-b675-204639209557.orderHint"];
NSString *id = [json StringOf: @"id"];

NSLog(@"%@",@"Success.");