(Unicode C++) OpenAI (ChatGTP) Upload JSON String

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Demonstrate how to upload a file (from a JSON string) to a OpenAI user's organization.

For more information, see https://platform.openai.com/docs/api-reference/files/upload

Chilkat C/C++ Library Downloads
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#include <CkHttpW.h>
#include <CkHttpRequestW.h>
#include <CkStringBuilderW.h>
#include <CkHttpResponseW.h>
#include <CkJsonObjectW.h>

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

    CkHttpW http;
    bool success;

    // Implements the following CURL command:

    // curl https://api.openai.com/v1/files \
    //   -H "Authorization: Bearer $OPENAI_API_KEY" \
    //   -F purpose="fine-tune" \
    //   -F file="@mydata.jsonl"

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    CkHttpRequestW req;
    req.put_HttpVerb(L"POST");
    req.put_Path(L"/v1/files");
    req.put_ContentType(L"multipart/form-data");
    req.AddParam(L"purpose",L"fine-tune");

    // { "prompt": "aa", "completion": "bb" }
    // { "prompt": "cc", "completion": "dd" }
    CkStringBuilderW sbJsonData;
    sbJsonData.AppendLine(L"{ \"prompt\": \"aa\", \"completion\": \"bb\" }",true);
    sbJsonData.AppendLine(L"{ \"prompt\": \"cc\", \"completion\": \"dd\" }",true);
    success = req.AddStringForUpload2(L"file",L"mydata2.jsonl",sbJsonData.getAsString(),L"utf-8",L"application/octet-stream");

    // This is NOT a real key.  Change the "sk-vi...." to your own key.
    req.AddHeader(L"Authorization",L"Bearer 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");
    req.AddHeader(L"Expect",L"100-continue");

    CkHttpResponseW *resp = http.SynchronousRequest(L"api.openai.com",443,true,req);
    if (http.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    CkStringBuilderW sbResponseBody;
    resp->GetBodySb(sbResponseBody);

    CkJsonObjectW jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

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

    int respStatusCode = resp->get_StatusCode();
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",resp->header());
        wprintf(L"Failed.\n");
        delete resp;
        return;
    }

    delete resp;

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

    // {
    //   "id": "file-XjGxS3KTG0uNmNOK362iJua3",
    //   "object": "file",
    //   "bytes": 140,
    //   "created_at": 1613779121,
    //   "filename": "mydata2.jsonl",
    //   "purpose": "fine-tune"
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    const wchar_t *id = jResp.stringOf(L"id");
    const wchar_t *v_object = jResp.stringOf(L"object");
    int v_bytes = jResp.IntOf(L"bytes");
    int created_at = jResp.IntOf(L"created_at");
    const wchar_t *filename = jResp.stringOf(L"filename");
    const wchar_t *purpose = jResp.stringOf(L"purpose");
    }