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(Objective-C) Update a Task's Status to "completed"

Demonstrates how to update a Google task's status to "completed".

Chilkat Objective-C Library Downloads

MAC OS X (Cocoa) Libs

iOS Libs

#import <CkoFileAccess.h>
#import <NSString.h>
#import <CkoHttp.h>
#import <CkoJsonObject.h>
#import <CkoHttpResponse.h>

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

// Get the previously obtained access token.
// See Get Google Tasks Access Token.

CkoFileAccess *fac = [[CkoFileAccess alloc] init];
NSString *accessToken = [fac ReadEntireTextFile: @"qa_data/tokens/googleTasks.txt" charset: @"utf-8"];
if (fac.LastMethodSuccess != YES) {
    NSLog(@"%@",fac.LastErrorText);
    return;
}

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

http.AuthToken = accessToken;

NSString *taskId = @"MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0";

// Create the JSON to update the task status to completed.
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"id" value: taskId];
[json UpdateString: @"status" value: @"completed"];

// Specify the ID's for both the task list and the task.
[http SetUrlVar: @"tasklist" value: @"MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow"];
[http SetUrlVar: @"task" value: taskId];

NSString *url = @"https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks/{$task}";
CkoHttpResponse *resp = [http PText: @"PUT" url: url textData: [json Emit] charset: @"utf-8" contentType: @"application/json" md5: NO gzip: NO];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

// Show the response body.
NSLog(@"%@",resp.BodyStr);

// Examine the response status code.
NSLog(@"%@%d",@"response status code: ",[resp.StatusCode intValue]);

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

// 
// {
//  "kind": "tasks#task",
//  "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
//  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/MTQyMDUzMzQ4MA\"",
//  "title": "Get haircut",
//  "updated": "2019-04-04T18:07:58.000Z",
//  "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
//  "position": "00000000001610612734",
//  "notes": "Check in online first.",
//  "status": "completed",
//  "completed": "2019-04-04T18:38:56.000Z"
// }
// 
// response status code: 200
 

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