(Objective-C) Delete a Google Calendar Event

See more Google Calendar Examples

Demonstrates how to delete a Google Calendar event.

For more information, see https://developers.google.com/calendar/v3/reference/events/delete

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

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

// This example uses a previously obtained access token having permission for the 
// Google Calendar scope.

// In this example, Get Google Calendar OAuth2 Access Token, the access
// token was saved to a JSON file.  This example fetches the access token from the file..
CkoJsonObject *jsonToken = [[CkoJsonObject alloc] init];
BOOL success = [jsonToken LoadFile: @"qa_data/tokens/googleCalendar.json"];
if ([jsonToken HasMember: @"access_token"] == NO) {
    NSLog(@"%@",@"No access token found.");
    return;
}

CkoHttp *http = [[CkoHttp alloc] init];
http.AuthToken = [jsonToken StringOf: @"access_token"];

// Your URL should use the actual calendar ID and the actual event ID for the event to be deleted.
NSString *url = @"https://www.googleapis.com/calendar/v3/calendars/your_calendar_id/events/your_event_id";

CkoHttpResponse *resp = [http QuickRequest: @"DELETE" url: url];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

if ([resp.StatusCode intValue] == 204) {
    // Success.
    NSLog(@"%@",@"Event deleted");
}
else {
    if ([resp.StatusCode intValue] == 401) {
        NSLog(@"%@",@"Try refreshing the access token and then retry...");
    }

    // Failed. 
    NSLog(@"%@",resp.BodyStr);
}