(Objective-C) Google People API - Update an Existing Contact

To update an existing contact, you must include the person.metadata.sources.etag field in the person for the contact to be updated to make sure the contact has not changed since your last read.

For more information, see https://developers.google.com/people/v1/contacts#update-an-existing-contact

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

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

// It is assumed we previously obtained an OAuth2 access token.
// This example loads the JSON access token file 

// originally obtained by this example: Get Google People API OAuth2 Access Token
// or refreshed by this example: Refresh Google People API OAuth2 Access Token

CkoJsonObject *jsonToken = [[CkoJsonObject alloc] init];
BOOL success = [jsonToken LoadFile: @"qa_data/tokens/googlePeople.json"];
if (success != YES) {
    NSLog(@"%@",@"Failed to load googleContacts.json");
    return;
}

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

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

// Implements the following CURL command:

// curl -X PATCH https://people.googleapis.com/v1/resource_name:updateContact?updatePersonFields=emailAddresses \
//   -H "Content-Type: application/json" \
//   -d '{
//     "resourceName": "resource_name",
//     "etag": "#eyZ0Gu5HVas=",
//     "emailAddresses": [{ "value": "john.doe@gmail.com" }],
// }'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

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

// The following JSON is sent in the request body.

// {
//   "resourceName": "resource_name",
//   "etag": "#eyZ0Gu5HVas=",
//   "emailAddresses": [
//     {
//       "value": "john.doe@gmail.com"
//     }
//   ]
// }

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"resourceName" value: @"people/c172365763025317520"];
[json UpdateString: @"etag" value: @"%EigBAj0DBAUGBwgJPgoLPwwNDg8QQBESExQVFhc1GTQ3HyEiIyQlJicuGgQBAgUHIgxleVowR3U1SFZhcz0="];
[json UpdateString: @"emailAddresses[0].value" value: @"john.doe@gmail.com"];

CkoStringBuilder *sbRequestBody = [[CkoStringBuilder alloc] init];
[json EmitSb: sbRequestBody];

// Notice that the resource name is part of the URL...
CkoHttpResponse *resp = [http PTextSb: @"PATCH" url: @"https://people.googleapis.com/v1/people/c172365763025317520:updateContact?updatePersonFields=emailAddresses" textData: sbRequestBody charset: @"utf-8" contentType: @"application/json" md5: NO gzip: NO];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
[resp GetBodySb: sbResponseBody];
CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[jResp LoadSb: sbResponseBody];
jResp.EmitCompact = NO;

NSLog(@"%@",@"Response Body:");
NSLog(@"%@",[jResp Emit]);

int respStatusCode = [resp.StatusCode intValue];
NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
if (respStatusCode >= 400) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",resp.Header);
    NSLog(@"%@",@"Failed.");

    return;
}

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "resourceName": "people/c172365763025317520",
//   "etag": "%EigBAj0DBAUGBwgJPgoLPwwNDg8QQBESExQVFhc1GTQ3HyEiIyQlJicuGgQBAgUHIgxtQnhyR2MzMGU4Yz0=",
//   "metadata": {
//     "sources": [
//       {
//         "type": "CONTACT",
//         "id": "2645dbf8c902e90",
//         "etag": "#mBxrGc30e8c=",
//         "updateTime": "2020-08-03T23:01:23.539Z"
//       }
//     ],
//     "objectType": "PERSON"
//   },
//   "names": [
//     {
//       "metadata": {
//         "primary": true,
//         "source": {
//           "type": "CONTACT",
//           "id": "2645dbf8c902e90"
//         }
//       },
//       "displayName": "John Doe",
//       "familyName": "Doe",
//       "givenName": "John",
//       "displayNameLastFirst": "Doe, John",
//       "unstructuredName": "John Doe"
//     }
//   ],
//   "photos": [
//     {
//       "metadata": {
//         "primary": true,
//         "source": {
//           "type": "CONTACT",
//           "id": "2645dbf8c902e90"
//         }
//       },
//       "url": "https://lh3.googleusercontent.com/-XdUIqeMkCWA/AAAAAAAAAAI/AAAAAAAAAAA/V8BNOaftJmYG2hHugNzYued7G9QFdeZOACLcDEAEiGQoBShD___________8BGNvwiP7______wE/s100/photo.jpg",
//       "default": true
//     }
//   ],
//   "emailAddresses": [
//     {
//       "metadata": {
//         "primary": true,
//         "source": {
//           "type": "CONTACT",
//           "id": "2645def8c902e90"
//         }
//       },
//       "value": "john.doe@gmail.com"
//     }
//   ],
//   "memberships": [
//     {
//       "metadata": {
//         "source": {
//           "type": "CONTACT",
//           "id": "2645dbf8c902e90"
//         }
//       },
//       "contactGroupMembership": {
//         "contactGroupId": "myContacts",
//         "contactGroupResourceName": "contactGroups/myContacts"
//       }
//     }
//   ]
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

NSString *v_type = 0;
NSString *id = 0;
NSString *updateTime = 0;
BOOL metadataPrimary;
NSString *metadataSourceType = 0;
NSString *metadataSourceId = 0;
NSString *displayName = 0;
NSString *familyName = 0;
NSString *givenName = 0;
NSString *displayNameLastFirst = 0;
NSString *unstructuredName = 0;
NSString *url = 0;
BOOL default;
NSString *value = 0;
NSString *contactGroupMembershipContactGroupId = 0;
NSString *contactGroupMembershipContactGroupResourceName = 0;

NSString *resourceName = [jResp StringOf: @"resourceName"];
NSString *etag = [jResp StringOf: @"etag"];
NSString *metadataObjectType = [jResp StringOf: @"metadata.objectType"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"metadata.sources"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    v_type = [jResp StringOf: @"metadata.sources[i].type"];
    id = [jResp StringOf: @"metadata.sources[i].id"];
    etag = [jResp StringOf: @"metadata.sources[i].etag"];
    updateTime = [jResp StringOf: @"metadata.sources[i].updateTime"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"names"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    metadataPrimary = [jResp BoolOf: @"names[i].metadata.primary"];
    metadataSourceType = [jResp StringOf: @"names[i].metadata.source.type"];
    metadataSourceId = [jResp StringOf: @"names[i].metadata.source.id"];
    displayName = [jResp StringOf: @"names[i].displayName"];
    familyName = [jResp StringOf: @"names[i].familyName"];
    givenName = [jResp StringOf: @"names[i].givenName"];
    displayNameLastFirst = [jResp StringOf: @"names[i].displayNameLastFirst"];
    unstructuredName = [jResp StringOf: @"names[i].unstructuredName"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"photos"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    metadataPrimary = [jResp BoolOf: @"photos[i].metadata.primary"];
    metadataSourceType = [jResp StringOf: @"photos[i].metadata.source.type"];
    metadataSourceId = [jResp StringOf: @"photos[i].metadata.source.id"];
    url = [jResp StringOf: @"photos[i].url"];
    default = [jResp BoolOf: @"photos[i].default"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"emailAddresses"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    metadataPrimary = [jResp BoolOf: @"emailAddresses[i].metadata.primary"];
    metadataSourceType = [jResp StringOf: @"emailAddresses[i].metadata.source.type"];
    metadataSourceId = [jResp StringOf: @"emailAddresses[i].metadata.source.id"];
    value = [jResp StringOf: @"emailAddresses[i].value"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"memberships"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    metadataSourceType = [jResp StringOf: @"memberships[i].metadata.source.type"];
    metadataSourceId = [jResp StringOf: @"memberships[i].metadata.source.id"];
    contactGroupMembershipContactGroupId = [jResp StringOf: @"memberships[i].contactGroupMembership.contactGroupId"];
    contactGroupMembershipContactGroupResourceName = [jResp StringOf: @"memberships[i].contactGroupMembership.contactGroupResourceName"];
    i = i + 1;
}