Delphi DLL Requires Chilkat v11.0.0+

Shopify GraphQL Simple Query (Get Shop Object)

See more Shopify Examples

Demonstrates a simple Shopify GraphQL query to get specific fields of the Shop object. Delphi DLL

var
success: Boolean;
http: HCkHttp;
query: PWideChar;
url: PWideChar;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
shopId: PWideChar;
shopName: PWideChar;
shopDescription: PWideChar;
shopEmail: PWideChar;
costRequestedQueryCost: Integer;
costActualQueryCost: Integer;
costThrottleStatusMaximumAvailable: PWideChar;
costThrottleStatusCurrentlyAvailable: Integer;
costThrottleStatusRestoreRate: PWideChar;

begin
success := False;

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

http := CkHttp_Create();

//  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.
CkHttp_putLogin(http,'SHOPIFY_PRIVATE_API_KEY');
CkHttp_putPassword(http,'SHOPIFY_PRIVATE_API_SECRET_KEY');
CkHttp_putBasicAuth(http,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:

query := '{ shop { id name description email } }';

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

resp := CkHttpResponse_Create();
success := CkHttp_HttpStr(http,'POST',url,query,'utf-8','application/graphql',resp);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

//  Examine the response code.
if (CkHttpResponse_getStatusCode(resp) <> 200) then
  begin
    Memo1.Lines.Add('Received error response code: ' + IntToStr(CkHttpResponse_getStatusCode(resp)));
    Memo1.Lines.Add('Response body:');
    Memo1.Lines.Add(CkHttpResponse__bodyStr(resp));
    Exit;
  end;

sbResponseBody := CkStringBuilder_Create();
CkHttpResponse_GetBodySb(resp,sbResponseBody);
jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

respStatusCode := CkHttpResponse_getStatusCode(resp);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttpResponse__header(resp));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

//  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

shopId := CkJsonObject__stringOf(jResp,'data.shop.id');
shopName := CkJsonObject__stringOf(jResp,'data.shop.name');
shopDescription := CkJsonObject__stringOf(jResp,'data.shop.description');
shopEmail := CkJsonObject__stringOf(jResp,'data.shop.email');
costRequestedQueryCost := CkJsonObject_IntOf(jResp,'extensions.cost.requestedQueryCost');
costActualQueryCost := CkJsonObject_IntOf(jResp,'extensions.cost.actualQueryCost');
costThrottleStatusMaximumAvailable := CkJsonObject__stringOf(jResp,'extensions.cost.throttleStatus.maximumAvailable');
costThrottleStatusCurrentlyAvailable := CkJsonObject_IntOf(jResp,'extensions.cost.throttleStatus.currentlyAvailable');
costThrottleStatusRestoreRate := CkJsonObject__stringOf(jResp,'extensions.cost.throttleStatus.restoreRate');

Memo1.Lines.Add('Shop name: ' + shopName);
//  ...

CkHttp_Dispose(http);
CkHttpResponse_Dispose(resp);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);