(Unicode C) Shopware 6 - Delete Category

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Delete a category by name.

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#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpResponseW.h>
#include <C_CkStringBuilderW.h>

void ChilkatSample(void)
    {
    HCkHttpW http;
    BOOL success;
    HCkJsonObjectW json;
    HCkJsonObjectW jsonToken;
    HCkHttpResponseW resp;
    HCkStringBuilderW sbResponseBody;
    HCkJsonObjectW jResp;
    int respStatusCode;
    int numSearchResults;
    const wchar_t *categoryId;
    HCkStringBuilderW sbUrl;
    const wchar_t *jsonStr;

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

    http = CkHttpW_Create();

    // First, let's search for the category by name because we'll need to know the category's id to delete.

    // Sends the following POST

    // POST /api/v3/search/category
    // {
    //     "filter": [
    //         { "type": "equals", "field": "name", "value": "Test123" }
    //     ],
    //     "includes": {
    //         "category": ["id", "name"]
    //     }
    // }

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

    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"filter[0].type",L"equals");
    CkJsonObjectW_UpdateString(json,L"filter[0].field",L"name");
    CkJsonObjectW_UpdateString(json,L"filter[0].value",L"Test123");
    CkJsonObjectW_UpdateString(json,L"includes.category[0]",L"id");
    CkJsonObjectW_UpdateString(json,L"includes.category[1]",L"name");

    // Load the access token previously obtained in Shopware 6 OAuth2 Client Credentials
    jsonToken = CkJsonObjectW_Create();
    CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/shopware6.json");

    // This causes the "Authorization: Bearer <access_token>" header to be added.
    CkHttpW_putAuthToken(http,CkJsonObjectW_stringOf(jsonToken,L"access_token"));

    // Note: If you get a 401 response status code, then fetch a new access token and retry.
    resp = CkHttpW_PostJson3(http,L"https://my-shopware-6-shop.de/api/v3/search/category",L"application/json",json);
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkJsonObjectW_Dispose(jsonToken);
        return;
    }

    sbResponseBody = CkStringBuilderW_Create();
    CkHttpResponseW_GetBodySb(resp,sbResponseBody);
    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(jResp,sbResponseBody);
    CkJsonObjectW_putEmitCompact(jResp,FALSE);

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",CkJsonObjectW_emit(jResp));

    // If we get a 401 response, it may be that our access token expired and we need to fetch a new one.
    respStatusCode = CkHttpResponseW_getStatusCode(resp);
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkHttpResponseW_header(resp));
        wprintf(L"Failed.\n");
        CkHttpResponseW_Dispose(resp);
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbResponseBody);
        CkJsonObjectW_Dispose(jResp);
        return;
    }

    CkHttpResponseW_Dispose(resp);

    // The response looks like this:
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    // {
    //   "data": [
    //     {
    //       "id": "89c4131789fd422c8f00cf37bbb83330",
    //       "type": "category",
    //       "attributes": {
    //         "name": "Test123",
    //         "apiAlias": null
    //       },
    //       "links": {
    //         "self": "https:\/\/***.de\/api\/v3\/category\/89c4131789fd422c8f00cf37bbb83330"
    //       },
    //       "relationships": [
    //       ],
    //       "meta": null
    //     }
    //   ],
    //   "included": [
    //   ],
    //   "links": {
    //     "self": "https:\/\/***.de\/api\/v3\/search\/category"
    //   },
    //   "meta": {
    //     "totalCountMode": 0,
    //     "total": 1
    //   },
    //   "aggregations": [
    //   ]
    // }

    numSearchResults = CkJsonObjectW_SizeOfArray(jResp,L"data");
    if (numSearchResults != 1) {
        wprintf(L"numSearchResults = %d\n",numSearchResults);
        wprintf(L"Did not find the category, or unexpectedly found more than one with the same name.\n");
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbResponseBody);
        CkJsonObjectW_Dispose(jResp);
        return;
    }

    categoryId = CkJsonObjectW_stringOf(jResp,L"data[0].id");

    wprintf(L"Category ID = %s\n",categoryId);

    // -----------------------------------------------------------------------------------------------
    // Delete this category by the given ID.

    // We need to send a DELETE request like this:
    // DELETE /api/v3/category/5840ff0975ac428ebf7838359e47737f

    sbUrl = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sbUrl,L"https://my-shopware-6-shop.de/api/v3/category/");
    CkStringBuilderW_Append(sbUrl,categoryId);

    // If successful (204 response code), then the jsonStr will be empty.
    // Otherwise it will be a JSON error message.
    jsonStr = CkHttpW_quickDeleteStr(http,CkStringBuilderW_getAsString(sbUrl));
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbResponseBody);
        CkJsonObjectW_Dispose(jResp);
        CkStringBuilderW_Dispose(sbUrl);
        return;
    }

    // A 204 status code indicates success.
    respStatusCode = CkHttpW_getLastStatus(http);
    wprintf(L"Response status code for DELETE: %d\n",respStatusCode);

    // This will be non-empty if an error occurred.
    wprintf(L"%s\n",jsonStr);


    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(json);
    CkJsonObjectW_Dispose(jsonToken);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);
    CkStringBuilderW_Dispose(sbUrl);

    }