(PowerBuilder) Automatic JS AI Tool Calling with Supporting JS Sources

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Note: This example requires Chilkat v11.4.0 or greater.

For more information, see https://www.chilkatsoft.com/ai_javascript_tool_function_calling.asp

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integer li_rc
integer li_Success
oleobject loo_SbJs
oleobject loo_Ai
oleobject loo_SbExtraJs
integer li_EvalOnly
integer li_AllowAllKeyword
string ls_Conversation_name
string ls_SysMessage
string ls_DevMessage
oleobject loo_SbResponse

li_Success = 0

// ----------------------------------------------------------------------------------
// The Javascript file loaded here is shown at the bottom of this page.
// -----------------------------------------------------------------------------------

// In this example, we'll load the Javascript tool functions and registry from a file.
loo_SbJs = create oleobject
li_rc = loo_SbJs.ConnectToNewObject("Chilkat.StringBuilder")
if li_rc < 0 then
    destroy loo_SbJs
    MessageBox("Error","Connecting to COM object failed")
    return
end if
li_Success = loo_SbJs.LoadFile("qa_data/js_tools/toolset_5.js","utf-8")
if li_Success = 0 then
    Write-Debug loo_SbJs.LastErrorText
    destroy loo_SbJs
    return
end if

loo_Ai = create oleobject
li_rc = loo_Ai.ConnectToNewObject("Chilkat.Ai")

// Additional JavaScript code can be loaded into the AI object's internal JS engine
// by calling RegisterJsTools with evalOnly = 1.
loo_SbExtraJs = create oleobject
li_rc = loo_SbExtraJs.ConnectToNewObject("Chilkat.StringBuilder")

loo_SbExtraJs.Append("function getOrderTotal({ order_id }) { return 149.95; }")

// When evalOnly equals 1, it tells Chilkat that no toolRegistry will be present.
// The purpose for doing the eval is to add function definitions to the global namespace.
// The value passed for allowAllKeyword is meaningless (not used) when evalOnly = 1.
li_EvalOnly = 1
li_AllowAllKeyword = 1
loo_Ai.RegisterJsTools(loo_SbExtraJs,li_EvalOnly,li_AllowAllKeyword)

// Register the tools that will be made available to the AI.
li_EvalOnly = 0
loo_Ai.RegisterJsTools(loo_SbJs,li_EvalOnly,li_AllowAllKeyword)

// The provider can be "openai", "google", "claude", "grok", "mistral", "custom", etc.
loo_Ai.Provider = "openai"
// Use your provider's API key.
loo_Ai.ApiKey = "MY_API_KEY"
// Choose a model.
loo_Ai.Model = "gpt-5-mini"

// Tool function calling must always occur within a conversation.
ls_Conversation_name = "convo_4"
ls_SysMessage = "You are a helpful business assistant"
ls_DevMessage = "Respond only with a information generated by a tool."
loo_Ai.NewConvo(ls_Conversation_name,ls_SysMessage,ls_DevMessage)

// Provide inputs
loo_Ai.InputAddText("What is the total for order A123?")

// Send inputs, tool functions, etc. and ask for a "text" response.
// If the AI responds with tool calls, Chilkat automatically handles them by calling your JavaScript
// tool functions as directed by the AI, and sending results back to the AI until the final
// response is received.
li_Success = loo_Ai.Ask("text")
if li_Success = 0 then
    Write-Debug loo_Ai.LastErrorText
    destroy loo_SbJs
    destroy loo_Ai
    destroy loo_SbExtraJs
    return
end if

// Get the AI response.
loo_SbResponse = create oleobject
li_rc = loo_SbResponse.ConnectToNewObject("Chilkat.StringBuilder")

loo_Ai.GetOutputTextSb(loo_SbResponse)
Write-Debug loo_SbResponse.GetAsString()


destroy loo_SbJs
destroy loo_Ai
destroy loo_SbExtraJs
destroy loo_SbResponse

// The namespace for the AI tool functions in this JavaScript source file.
Example = {};

// Tool functions must have only one argument, which should be an object.
// The function names used here must match the "name" in the toolRegistry below.

Example.get_order_total = function(arg) {
  // Here we are calling another function that is defined in a support (additional) JavaScript source
  // that was loaded in previous call to Ai.RegisterJsTools with evalOnly = true.
  return getOrderTotal(arg);
}

Example.multiply_numbers = function(arg) {
  return arg.a * arg.b;
}

// The inputSchema.type must ALWAYS be "object".
Example.toolRegistry = [
  {
    name: "get_order_total",
    description: "Calculate total cost of an order",
    parameters: {
      properties: {
        order_id: { type: "string", description: "The order ID" },
      }
    }
  },
  {
    name: "multiply_numbers",
    description: "Multiplies two numbers and returns the product.",
    parameters: {
      properties: {
        a: { type: "number", description: "First number" },
        b: { type: "number", description: "Second number" }
      }
    }
  }
];


Example.toolPermissions = [
	  {
	    name: "all",
	    perm: "sandbox",
	  }
	  		
	];
	
	
// Return the name of this toolset
// This tells Chilkat the namespace of this toolset.
"Example";