Objective-C Google Calendar: Insert an Event

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Inserts a new event to a specified calendar.
This example inserts an event into the calender specified by ID = "support@chilkatcloud.com"
Returns the JSON of the event that was created.

Documentation: https://developers.google.com/google-apps/calendar/v3/reference/events/insert


#import <CkoRest.h>
#import <CkoOAuth2.h>
#import <CkoJsonObject.h>
#import <CkoStringBuilder.h>
#import <NSString.h>

CkoRest *rest = [[CkoRest alloc] init];
BOOL success;

//   Provide a previously obtained OAuth2 access token.
CkoOAuth2 *oauth2 = [[CkoOAuth2 alloc] init];
oauth2.AccessToken = @"OAUTH2_ACCESS_TOKEN";
[rest SetAuthOAuth2: oauth2];

success = [rest Connect: @"www.googleapis.com" port: [NSNumber numberWithInt: 443] tls: YES autoReconnect: YES];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

//  The following code creates the JSON request body.
//  The JSON created by this code is shown below.
CkoJsonObject *jsonReq = [[CkoJsonObject alloc] init];
[jsonReq UpdateString: @"kind" value: @"calendar#event"];
[jsonReq UpdateString: @"status" value: @"confirmed"];
[jsonReq UpdateString: @"summary" value: @"QXQC"];
[jsonReq UpdateString: @"description" value: @"21st Annual QXQC Gathering"];
[jsonReq UpdateString: @"location" value: @"Quigley's Irish Pub, 43 E Jefferson Ave, Naperville, IL 60540, USA"];
[jsonReq UpdateString: @"start.dateTime" value: @"2017-12-09T20:00:00-06:00"];
[jsonReq UpdateString: @"end.dateTime" value: @"2017-12-09T23:00:00-06:00"];
[jsonReq UpdateString: @"attendees[0].email" value: @"dean@example.com"];
[jsonReq UpdateString: @"attendees[0].responseStatus" value: @"needsAction"];
[jsonReq UpdateString: @"attendees[1].email" value: @"support@chilkatcloud.com"];
[jsonReq UpdateBool: @"attendees[1].organizer" value: YES];
[jsonReq UpdateBool: @"attendees[1].self" value: YES];
[jsonReq UpdateString: @"attendees[1].responseStatus" value: @"accepted"];
[jsonReq UpdateString: @"attendees[2].email" value: @"ajay@example.com"];
[jsonReq UpdateString: @"attendees[2].responseStatus" value: @"needsAction"];
[jsonReq UpdateString: @"attendees[3].email" value: @"jim@example.com"];
[jsonReq UpdateString: @"attendees[3].responseStatus" value: @"needsAction"];
[jsonReq UpdateString: @"attendees[4].email" value: @"gilian@example.com"];
[jsonReq UpdateString: @"attendees[4].responseStatus" value: @"needsAction"];
[jsonReq UpdateBool: @"reminders.useDefault" value: YES];

CkoStringBuilder *sbReq = [[CkoStringBuilder alloc] init];
[jsonReq EmitSb: sbReq];

[rest AddHeader: @"Content-Type" value: @"application/json"];

CkoStringBuilder *sbJson = [[CkoStringBuilder alloc] init];
success = [rest FullRequestSb: @"POST" uriPath: @"/calendar/v3/calendars/support@chilkatcloud.com/events" requestBody: sbReq responseBody: sbJson];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

if ([rest.ResponseStatusCode intValue] != 200) {
    NSLog(@"%@%d",@"Received error response code: ",[rest.ResponseStatusCode intValue]);
    NSLog(@"%@",@"Response body:");
    NSLog(@"%@",[sbJson GetAsString]);
    return;
}

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json LoadSb: sbJson];

//  The following code parses the JSON response.
//  A sample JSON response is shown below the sample code.
NSString *kind = 0;
NSString *etag = 0;
NSString *id = 0;
NSString *status = 0;
NSString *htmlLink = 0;
NSString *created = 0;
NSString *updated = 0;
NSString *summary = 0;
NSString *description = 0;
NSString *location = 0;
NSString *creatorEmail = 0;
BOOL creatorSelf;
NSString *organizerEmail = 0;
BOOL organizerSelf;
NSString *startDateTime = 0;
NSString *endDateTime = 0;
NSString *iCalUID = 0;
int sequence;
NSString *hangoutLink = 0;
BOOL remindersUseDefault;
int i;
int count_i;
NSString *email = 0;
NSString *responseStatus = 0;
BOOL organizer;
BOOL self;

kind = [json StringOf: @"kind"];
etag = [json StringOf: @"etag"];
id = [json StringOf: @"id"];
status = [json StringOf: @"status"];
htmlLink = [json StringOf: @"htmlLink"];
created = [json StringOf: @"created"];
updated = [json StringOf: @"updated"];
summary = [json StringOf: @"summary"];
description = [json StringOf: @"description"];
location = [json StringOf: @"location"];
creatorEmail = [json StringOf: @"creator.email"];
creatorSelf = [json BoolOf: @"creator.self"];
organizerEmail = [json StringOf: @"organizer.email"];
organizerSelf = [json BoolOf: @"organizer.self"];
startDateTime = [json StringOf: @"start.dateTime"];
endDateTime = [json StringOf: @"end.dateTime"];
iCalUID = [json StringOf: @"iCalUID"];
sequence = [[json IntOf: @"sequence"] intValue];
hangoutLink = [json StringOf: @"hangoutLink"];
remindersUseDefault = [json BoolOf: @"reminders.useDefault"];
i = 0;
count_i = [[json SizeOfArray: @"attendees"] intValue];
while (i < count_i) {
    json.I = [NSNumber numberWithInt: i];
    email = [json StringOf: @"attendees[i].email"];
    responseStatus = [json StringOf: @"attendees[i].responseStatus"];
    organizer = [json BoolOf: @"attendees[i].organizer"];
    self = [json BoolOf: @"attendees[i].self"];
    i = i + 1;
}

NSLog(@"%@",@"Example Completed.");

Sample JSON Request Body

{
  "kind": "calendar#event",
  "status": "confirmed",
  "summary": "QXQC",
  "description": "21st Annual QXQC Gathering",
  "location": "Quigley's Irish Pub, 43 E Jefferson Ave, Naperville, IL 60540, USA",
  "start": {
    "dateTime": "2017-12-09T20:00:00-06:00"
  },
  "end": {
    "dateTime": "2017-12-09T23:00:00-06:00"
  },
  "attendees": [
    {
      "email": "dean@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "support@chilkatcloud.com",
      "organizer": true,
      "self": true,
      "responseStatus": "accepted"
    },
    {
      "email": "ajay@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "jim@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "gilian@example.com",
      "responseStatus": "needsAction"
    }
  ],
  "reminders": {
    "useDefault": true
  }
}

Sample JSON Response Body

{
  "kind": "calendar#event",
  "etag": "\"3020332888490000\"",
  "id": "oqel9ijr6rgfgqg12b0qtlhfjs",
  "status": "confirmed",
  "htmlLink": "https://www.google.com/calendar/event?eid=b3FlbDlpanI2cmdmZ3FnMTJiMHF0bGhmanMgc3VwcG9ydEBjaGlsa2F0Y2xvdWQuY29t",
  "created": "2017-11-08T18:40:44.000Z",
  "updated": "2017-11-08T18:40:44.245Z",
  "summary": "QXQC",
  "description": "21st Annual QXQC Gathering",
  "location": "Quigley's Irish Pub, 43 E Jefferson Ave, Naperville, IL 60540, USA",
  "creator": {
    "email": "support@chilkatcloud.com",
    "self": true
  },
  "organizer": {
    "email": "support@chilkatcloud.com",
    "self": true
  },
  "start": {
    "dateTime": "2017-12-09T20:00:00-06:00"
  },
  "end": {
    "dateTime": "2017-12-09T23:00:00-06:00"
  },
  "iCalUID": "oqel9ijr6rgfgqg12b0qtlhfjs@google.com",
  "sequence": 0,
  "attendees": [
    {
      "email": "dean@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "support@chilkatcloud.com",
      "organizer": true,
      "self": true,
      "responseStatus": "accepted"
    },
    {
      "email": "ajay@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "jim@example.com",
      "responseStatus": "needsAction"
    },
    {
      "email": "gilian@example.com",
      "responseStatus": "needsAction"
    }
  ],
  "hangoutLink": "https://plus.google.com/hangouts/_/chilkatcloud.com/qxqc?hceid=c3VwcG9ydEBjaGlsa2F0Y2xvdWQuY29t.oqel9ijr6rgfgqg12b0qtlhfjs",
  "reminders": {
    "useDefault": true
  }
}