(Unicode C) Prove Stateful Multi-Turn Conversation

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Note: This example requires Chilkat v11.2.0 or greater.

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#include <C_CkAiW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkAiW ai;
    const wchar_t *systemMsg;
    const wchar_t *developerMsg;
    const wchar_t *conversationName;
    HCkStringBuilderW sbResponse;
    HCkJsonObjectW json;

    success = FALSE;

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

    ai = CkAiW_Create();

    // The provider can be "openai", "google", "claude", "deepseek", "xai", or "perplexity".
    // Support for additional providers will be added in future versions of Chilkat.
    CkAiW_putProvider(ai,L"google");

    // Use your provider's API key.
    CkAiW_putApiKey(ai,L"MY_API_KEY");

    // Choose a model.
    CkAiW_putModel(ai,L"gemini-2.5-flash");

    // Create a new conversation to be maintained locally in memory.
    // If the conversation is the first to be created, it is also automatically selected.
    systemMsg = L"You are a helpful assistant";
    developerMsg = L"";
    conversationName = L"test_conversation";
    CkAiW_NewConvo(ai,conversationName,systemMsg,developerMsg);

    // -------------------------------------------------------------------------------------------
    // Our first request will establish a secret that we'll ask for in the 2nd request.
    // Add a text input.
    CkAiW_InputAddText(ai,L"Please remember this: The word I'll ask for later is BlubberFish.  What's the word?");

    // Ask the AI for text output.
    success = CkAiW_Ask(ai,L"text");
    if (success == FALSE) {
        wprintf(L"%s\n",CkAiW_lastErrorText(ai));
        CkAiW_Dispose(ai);
        return;
    }

    // Note: The inputs accumulated through one or more calls to Input* methods are cleared when the Ask method returns with success.

    // Get the text response.
    sbResponse = CkStringBuilderW_Create();
    CkAiW_GetOutputTextSb(ai,sbResponse);
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponse));
    wprintf(L"----\n");

    // Sample output:

    // The word is **BlubberFish**.

    // -------------------------------------------------------------------------------------------
    // Let's ask for the word. If this is a stateful conversation, the AI should respond correctly.
    CkAiW_InputAddText(ai,L"OK, I'm going to ask you again, what's the word?");
    success = CkAiW_Ask(ai,L"text");
    if (success == FALSE) {
        wprintf(L"%s\n",CkAiW_lastErrorText(ai));
        CkAiW_Dispose(ai);
        CkStringBuilderW_Dispose(sbResponse);
        return;
    }

    // Get the text response.
    CkStringBuilderW_Clear(sbResponse);
    CkAiW_GetOutputTextSb(ai,sbResponse);
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponse));

    // Sample output:

    // The word is **BlubberFish**.

    // -------------------------------------------------------------------------------------------
    // Look at the conversation so far...
    // 
    json = CkJsonObjectW_Create();
    CkAiW_ExportConvo(ai,conversationName,json);
    CkJsonObjectW_putEmitCompact(json,FALSE);
    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    // Note: The conversation transcript format exported and imported by Chilkat is always the OpenAI format,
    // regardless of the AI provider.  (Chilkat translates the format from OpenAI to whatever is needed by the actual AI provider being used.)

    // {
    //   "input": [
    //     {
    //       "role": "system",
    //       "content": [
    //         {
    //           "type": "input_text",
    //           "text": "You are a helpful assistant"
    //         }
    //       ]
    //     },
    //     {
    //       "role": "user",
    //       "content": [
    //         {
    //           "type": "input_text",
    //           "text": "Please remember this: The word I'll ask for later is BlubberFish.  What's the word?"
    //         }
    //       ]
    //     },
    //     {
    //       "role": "assistant",
    //       "content": [
    //         {
    //           "type": "output_text",
    //           "text": "The word is **BlubberFish**."
    //         }
    //       ]
    //     },
    //     {
    //       "role": "user",
    //       "content": [
    //         {
    //           "type": "input_text",
    //           "text": "OK, I'm going to ask you again, what's the word?"
    //         }
    //       ]
    //     },
    //     {
    //       "role": "assistant",
    //       "content": [
    //         {
    //           "type": "output_text",
    //           "text": "The word is **BlubberFish**."
    //         }
    //       ]
    //     }
    //   ]
    // }

    // -------------------------------------------------------------------------------------------
    // If we unselect the conversation, so that no conversation is selected,
    // then the same query results in the AI not knowing the word.

    CkAiW_putSelectedConvo(ai,L"");

    CkAiW_InputAddText(ai,L"OK, I'm going to ask you again, what's the word?");
    success = CkAiW_Ask(ai,L"text");
    if (success == FALSE) {
        wprintf(L"%s\n",CkAiW_lastErrorText(ai));
        CkAiW_Dispose(ai);
        CkStringBuilderW_Dispose(sbResponse);
        CkJsonObjectW_Dispose(json);
        return;
    }

    // Get the text response.
    CkStringBuilderW_Clear(sbResponse);
    CkAiW_GetOutputTextSb(ai,sbResponse);
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponse));

    // Sample output:

    // I apologize, but I don't have the context of our previous interaction or what "the word" you're referring to might be.
    // Could you please remind me or provide the clue again? I'm ready to help you figure it out!


    CkAiW_Dispose(ai);
    CkStringBuilderW_Dispose(sbResponse);
    CkJsonObjectW_Dispose(json);

    }