Function process_file_async

examples/tool_calling_async.cpp:125–164

Async tool: File processing simulation

// Async tool: File processing simulation
std::future<ai::JsonValue> process_file_async(
    const ai::JsonValue& args,
    const ai::ToolExecutionContext& context) {
  std::string filename = args["filename"].get<std::string>();
  std::string operation = args["operation"].get<std::string>();

  return std::async(std::launch::async, [filename, operation]() {
    std::cout << "📄 Processing file: " << filename
              << " (operation: " << operation << ", async)..." << std::endl;

    // Simulate file processing time based on operation
    int delay_ms = 500;
    if (operation == "compress")
      delay_ms = 1200;
    else if (operation == "analyze")
      delay_ms = 900;
    else if (operation == "backup")
      delay_ms = 600;

    std::this_thread::sleep_for(std::chrono::milliseconds(delay_ms));

    ai::JsonValue result = {{"filename", filename},
                            {"operation", operation},
                            {"status", "completed"},
                            {"processing_time_ms", delay_ms}};

    if (operation == "analyze") {
      result["file_size"] = "2.5 MB";
      result["line_count"] = 1250;
    } else if (operation == "compress") {
      result["original_size"] = "5.0 MB";
      result["compressed_size"] = "1.8 MB";
      result["compression_ratio"] = "36%";
    }

    std::cout << "📄 File processing completed: " << filename << std::endl;

    return result;
  });
}

int main() {
  std::cout << "AI SDK C++ - Async Tool Calling Example\n";