C++

Shopify GraphQL Simple Query (Get Shop Object)

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Demonstrates a simple Shopify GraphQL query to get specific fields of the Shop object. C++

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

void ChilkatSample(void)
    {
    bool success = false;

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

    CkHttp http;

    //  This example will use private authentication (which is HTTP Basic authentication)
    //  See the other Chilkat Shopify examples for OAuth2 authentication.
    //  To use HTTP Basic Authentication with any HTTP request, we simply set the Login, Password, and BasicAuth properties.
    //  Important: All HTTP requests using Basic authentication must be over SSL/TLS.
    http.put_Login("SHOPIFY_PRIVATE_API_KEY");
    http.put_Password("SHOPIFY_PRIVATE_API_SECRET_KEY");
    http.put_BasicAuth(true);

    //  We're going to do a POST  https://{shop}.myshopify.com/admin/api/2021-04/graphql.json
    //  Make sure to replace "chilkat" with your store name.

    //  The body of the request will be:
    //     {
    //         shop {
    //             id
    //             name
    //             description
    //             email
    //          }
    //      }

    //  The above query is not JSON.  It looks like JSON, but it's actually not.
    //  We'll just make it one line:

    const char *query = "{ shop { id name description email } }";

    //  My store name is "chilkat".  Use your store name here instead.
    const char *url = "https://chilkat.myshopify.com/admin/api/2021-04/graphql.json";

    CkHttpResponse resp;
    success = http.HttpStr("POST",url,query,"utf-8","application/graphql",resp);
    if (success == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    //  Examine the response code.
    if (resp.get_StatusCode() != 200) {
        std::cout << "Received error response code: " << resp.get_StatusCode() << "\r\n";
        std::cout << "Response body:" << "\r\n";
        std::cout << resp.bodyStr() << "\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";
        return;
    }

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

    //  {
    //    "data": {
    //      "shop": {
    //        "id": "gid:\/\/shopify\/Shop\/24198053",
    //        "name": "chilkat",
    //        "description": null,
    //        "email": "admin@chilkatsoft.com"
    //      }
    //    },
    //    "extensions": {
    //      "cost": {
    //        "requestedQueryCost": 1,
    //        "actualQueryCost": 1,
    //        "throttleStatus": {
    //          "maximumAvailable": 1000.0,
    //          "currentlyAvailable": 999,
    //          "restoreRate": 50.0
    //        }
    //      }
    //    }
    //  }

    //  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 *shopId = jResp.stringOf("data.shop.id");
    const char *shopName = jResp.stringOf("data.shop.name");
    const char *shopDescription = jResp.stringOf("data.shop.description");
    const char *shopEmail = jResp.stringOf("data.shop.email");
    int costRequestedQueryCost = jResp.IntOf("extensions.cost.requestedQueryCost");
    int costActualQueryCost = jResp.IntOf("extensions.cost.actualQueryCost");
    const char *costThrottleStatusMaximumAvailable = jResp.stringOf("extensions.cost.throttleStatus.maximumAvailable");
    int costThrottleStatusCurrentlyAvailable = jResp.IntOf("extensions.cost.throttleStatus.currentlyAvailable");
    const char *costThrottleStatusRestoreRate = jResp.stringOf("extensions.cost.throttleStatus.restoreRate");

    std::cout << "Shop name: " << shopName << "\r\n";
    //  ...
    }