(C) ZATCA Onboarding Get Compliance CSID

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Demonstrates sending a POST to get a compliance CSID, which is two parts: A binary security token, and a secret.

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#include <C_CkPem.h>
#include <C_CkStringBuilder.h>
#include <C_CkJsonObject.h>
#include <C_CkHttp.h>
#include <C_CkHttpResponse.h>

void ChilkatSample(void)
    {
    const char *otp;
    HCkPem pem;
    BOOL success;
    HCkStringBuilder sbCsrBase64;
    int numReplaced;
    const char *csrBase64;
    HCkJsonObject json;
    HCkHttp http;
    HCkHttpResponse resp;
    HCkJsonObject jsonResp;

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

    // It is assumed you've already generated a CSR.
    // Also, you'll need an OTP code, valid for 1 hour, which is generated online in the Fatoora portal.  See 
    // https://zatca.gov.sa/ar/E-Invoicing/Introduction/Guidelines/Documents/E-invoicing%20Detailed%20Technical%20Guidelines.pdf

    // Manually replace this with the OTP code you interactively obtained in a browser session from the Fatoora portal.
    // The OTP code is valid for 1 hour.
    otp = "123434";

    // You should already have a CSR in a file containing something that looks like this:

    // -----BEGIN CERTIFICATE REQUEST-----
    // MIIB5DCCAYsCAQAwTDELMAkGA1UEBhMCU0ExFTATBgNVBAsMDFJpeWFkIEJyYW5j
    // aDEQMA4GA1UECgwHQ29udG9zbzEUMBIGA1UEAwwLRUExMjM0NTY3ODkwVjAQBgcq
    // hkjOPQIBBgUrgQQACgNCAAQI6op+6GQ4Gmn9oy0DpGxX0lFtUIvj+4Jtnp0VyEsH
    // +ZO7lpgksbRC484R3fAsO0v+Ly24ZIUIOYEIAeJ1f6AooIHfMIHcBgkqhkiG9w0B
    // CQ4xgc4wgcswIQYJKwYBBAGCNxQCBBQTElpBVENBLUNvZGUtU2lnbmluZzCBpQYD
    // VR0RBIGdMIGapIGXMIGUMTswOQYDVQQEDDIxLVRTVHwyLVRTVHwzLWVkMjJmMWQ4
    // LWU2YTItMTExOC05YjU4LWQ5YThmMTFlNDQ1ZjEfMB0GCgmSJomT8ixkAQEMDzMx
    // MDEyMjM5MzUwMDAwMzENMAsGA1UEDAwEMTEwMDESMBAGA1UEGgwJTXlBZGRyZXNz
    // MREwDwYDVQQPDAhJbmR1c3RyeTAKBggqhkjOPQQDAgNHADBEAiBurm6KdAeHfXzt
    // h/jk8xSMBP4TAkkFrg+hWDhfI0/SuAIgJi8ectM7YwBIBCmf0tdFcVTU7GBbvjnK
    // xValZCAO39M=
    // -----END CERTIFICATE REQUEST-----

    pem = CkPem_Create();
    success = CkPem_LoadPemFile(pem,"c:/aaworkarea/zatca/onboarding/taxpayer.csr","");
    if (success == FALSE) {
        printf("%s\n",CkPem_lastErrorText(pem));
        CkPem_Dispose(pem);
        return;
    }

    // Get the base64 from the CSR in a single line.
    sbCsrBase64 = CkStringBuilder_Create();
    CkStringBuilder_Append(sbCsrBase64,CkPem_getEncodedItem(pem,"csr","","base64",0));
    numReplaced = CkStringBuilder_Replace(sbCsrBase64,"\r","");
    numReplaced = CkStringBuilder_Replace(sbCsrBase64,"\n","");
    csrBase64 = CkStringBuilder_getAsString(sbCsrBase64);
    printf("%s\n",csrBase64);

    json = CkJsonObject_Create();
    CkJsonObject_putEmitCompact(json,FALSE);
    CkJsonObject_UpdateSb(json,"csr",sbCsrBase64);

    http = CkHttp_Create();
    CkHttp_putAccept(http,"application/json");
    CkHttp_SetRequestHeader(http,"OTP",otp);
    CkHttp_SetRequestHeader(http,"Accept-Version","V2");
    resp = CkHttp_PostJson3(http,"https://gw-apic-gov.gazt.gov.sa/e-invoicing/core/compliance","application/json",json);
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkPem_Dispose(pem);
        CkStringBuilder_Dispose(sbCsrBase64);
        CkJsonObject_Dispose(json);
        CkHttp_Dispose(http);
        return;
    }

    if (CkHttpResponse_getStatusCode(resp) != 200) {
        printf("%s\n",CkHttpResponse_bodyStr(resp));
        printf("response status code = %d\n",CkHttpResponse_getStatusCode(resp));
        printf("Failed\n");
        CkHttpResponse_Dispose(resp);
        CkPem_Dispose(pem);
        CkStringBuilder_Dispose(sbCsrBase64);
        CkJsonObject_Dispose(json);
        CkHttp_Dispose(http);
        return;
    }

    jsonResp = CkJsonObject_Create();
    CkHttpResponse_GetBodyJson(resp,jsonResp);

    CkJsonObject_putEmitCompact(jsonResp,FALSE);
    printf("JSON response:\n");
    printf("%s\n",CkJsonObject_emit(jsonResp));

    CkHttpResponse_Dispose(resp);


    CkPem_Dispose(pem);
    CkStringBuilder_Dispose(sbCsrBase64);
    CkJsonObject_Dispose(json);
    CkHttp_Dispose(http);
    CkJsonObject_Dispose(jsonResp);

    }