(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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#include <CkJsonObject.h>
#include <CkHttp.h>
#include <CkStringBuilder.h>
#include <CkHttpResponse.h>

void ChilkatSample(void)
    {
    // 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

    CkJsonObject jsonToken;
    bool success = jsonToken.LoadFile("qa_data/tokens/googlePeople.json");
    if (success != true) {
        std::cout << "Failed to load googleContacts.json" << "\r\n";
        return;
    }

    CkHttp http;

    http.put_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"
    //     }
    //   ]
    // }

    CkJsonObject json;
    json.UpdateString("resourceName","people/c172365763025317520");
    json.UpdateString("etag","%EigBAj0DBAUGBwgJPgoLPwwNDg8QQBESExQVFhc1GTQ3HyEiIyQlJicuGgQBAgUHIgxleVowR3U1SFZhcz0=");
    json.UpdateString("emailAddresses[0].value","john.doe@gmail.com");

    CkStringBuilder sbRequestBody;
    json.EmitSb(sbRequestBody);

    // Notice that the resource name is part of the URL...
    CkHttpResponse *resp = http.PTextSb("PATCH","https://people.googleapis.com/v1/people/c172365763025317520:updateContact?updatePersonFields=emailAddresses",sbRequestBody,"utf-8","application/json",false,false);
    if (http.get_LastMethodSuccess() == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    CkStringBuilder sbResponseBody;
    resp->GetBodySb(sbResponseBody);
    CkJsonObject jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    std::cout << "Response Body:" << "\r\n";
    std::cout << jResp.emit() << "\r\n";

    int respStatusCode = resp->get_StatusCode();
    std::cout << "Response Status Code = " << respStatusCode << "\r\n";
    if (respStatusCode >= 400) {
        std::cout << "Response Header:" << "\r\n";
        std::cout << resp->header() << "\r\n";
        std::cout << "Failed." << "\r\n";
        delete resp;
        return;
    }

    delete resp;

    // 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

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

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

    const char *resourceName = jResp.stringOf("resourceName");
    const char *etag = jResp.stringOf("etag");
    const char *metadataObjectType = jResp.stringOf("metadata.objectType");
    int i = 0;
    int count_i = jResp.SizeOfArray("metadata.sources");
    while (i < count_i) {
        jResp.put_I(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");
    while (i < count_i) {
        jResp.put_I(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");
    while (i < count_i) {
        jResp.put_I(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");
    while (i < count_i) {
        jResp.put_I(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");
    while (i < count_i) {
        jResp.put_I(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;
    }
    }