(PureBasic) OpenAI (ChatGTP) Upload JSON String

See more OpenAI ChatGPT Examples

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 PureBasic Module Download Chilkat PureBasic Module

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

Procedure ChilkatExample()

    ; This example assumes 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

    success.i

    ; 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

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

    CkHttpRequest::setCkHttpVerb(req, "POST")
    CkHttpRequest::setCkPath(req, "/v1/files")
    CkHttpRequest::setCkContentType(req, "multipart/form-data")
    CkHttpRequest::ckAddParam(req,"purpose","fine-tune")

    ; { "prompt": "aa", "completion": "bb" }
    ; { "prompt": "cc", "completion": "dd" }
    sbJsonData.i = CkStringBuilder::ckCreate()
    If sbJsonData.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkStringBuilder::ckAppendLine(sbJsonData,"{ " + Chr(34) + "prompt" + Chr(34) + ": " + Chr(34) + "aa" + Chr(34) + ", " + Chr(34) + "completion" + Chr(34) + ": " + Chr(34) + "bb" + Chr(34) + " }",1)
    CkStringBuilder::ckAppendLine(sbJsonData,"{ " + Chr(34) + "prompt" + Chr(34) + ": " + Chr(34) + "cc" + Chr(34) + ", " + Chr(34) + "completion" + Chr(34) + ": " + Chr(34) + "dd" + Chr(34) + " }",1)
    success = CkHttpRequest::ckAddStringForUpload2(req,"file","mydata2.jsonl",CkStringBuilder::ckGetAsString(sbJsonData),"utf-8","application/octet-stream")

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

    resp.i = CkHttp::ckSynchronousRequest(http,"api.openai.com",443,1,req)
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkHttpRequest::ckDispose(req)
        CkStringBuilder::ckDispose(sbJsonData)
        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)
        CkHttpRequest::ckDispose(req)
        CkStringBuilder::ckDispose(sbJsonData)
        CkStringBuilder::ckDispose(sbResponseBody)
        CkJsonObject::ckDispose(jResp)
        ProcedureReturn
    EndIf

    CkHttpResponse::ckDispose(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

    id.s = CkJsonObject::ckStringOf(jResp,"id")
    v_object.s = CkJsonObject::ckStringOf(jResp,"object")
    v_bytes.i = CkJsonObject::ckIntOf(jResp,"bytes")
    created_at.i = CkJsonObject::ckIntOf(jResp,"created_at")
    filename.s = CkJsonObject::ckStringOf(jResp,"filename")
    purpose.s = CkJsonObject::ckStringOf(jResp,"purpose")


    CkHttp::ckDispose(http)
    CkHttpRequest::ckDispose(req)
    CkStringBuilder::ckDispose(sbJsonData)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(jResp)


    ProcedureReturn
EndProcedure