(PureBasic) 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.

For more information, see https://www.shopify.com/partners/blog/shopify-graphql-learning-kit#query-structure

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; 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::setCkLogin(http, "SHOPIFY_PRIVATE_API_KEY")
    CkHttp::setCkPassword(http, "SHOPIFY_PRIVATE_API_SECRET_KEY")
    CkHttp::setCkBasicAuth(http, 1)

    ; 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.s = "{ shop { id name description email } }"

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

    resp.i = CkHttp::ckPText(http,"POST",url,query,"utf-8","application/graphql",0,0)
    If CkHttp::ckLastMethodSuccess(http) <> 1
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    ; Examine the response code.
    If CkHttpResponse::ckStatusCode(resp) <> 200
        Debug "Received error response code: " + Str(CkHttpResponse::ckStatusCode(resp))
        Debug "Response body:"
        Debug CkHttpResponse::ckBodyStr(resp)
        CkHttpResponse::ckDispose(resp)

        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttpResponse::ckGetBodySb(resp,sbResponseBody)
    jResp.i = CkJsonObject::ckCreate()
    If jResp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(jResp,sbResponseBody)
    CkJsonObject::setCkEmitCompact(jResp, 0)

    Debug "Response Body:"
    Debug CkJsonObject::ckEmit(jResp)

    respStatusCode.i = CkHttpResponse::ckStatusCode(resp)
    Debug "Response Status Code = " + Str(respStatusCode)
    If respStatusCode >= 400
        Debug "Response Header:"
        Debug CkHttpResponse::ckHeader(resp)
        Debug "Failed."
        CkHttpResponse::ckDispose(resp)

        CkHttp::ckDispose(http)
        CkStringBuilder::ckDispose(sbResponseBody)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

    CkHttpResponse::ckDispose(resp)

    ; 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.s = CkJsonObject::ckStringOf(jResp,"data.shop.id")
    shopName.s = CkJsonObject::ckStringOf(jResp,"data.shop.name")
    shopDescription.s = CkJsonObject::ckStringOf(jResp,"data.shop.description")
    shopEmail.s = CkJsonObject::ckStringOf(jResp,"data.shop.email")
    costRequestedQueryCost.i = CkJsonObject::ckIntOf(jResp,"extensions.cost.requestedQueryCost")
    costActualQueryCost.i = CkJsonObject::ckIntOf(jResp,"extensions.cost.actualQueryCost")
    costThrottleStatusMaximumAvailable.s = CkJsonObject::ckStringOf(jResp,"extensions.cost.throttleStatus.maximumAvailable")
    costThrottleStatusCurrentlyAvailable.i = CkJsonObject::ckIntOf(jResp,"extensions.cost.throttleStatus.currentlyAvailable")
    costThrottleStatusRestoreRate.s = CkJsonObject::ckStringOf(jResp,"extensions.cost.throttleStatus.restoreRate")

    Debug "Shop name: " + shopName
    ; ...


    CkHttp::ckDispose(http)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure