import os

import smolagents
import smolagents.models


def generate_tool_calling_agent_with_tools(
    tools=None, name: str = "tool_calling_agent_without_tools"
):
    """
    Create a JSON tool-calling agent with specified tools.
    """
    if tools is None:
        tools = []
    return smolagents.ToolCallingAgent(
        name=name,
        model=smolagents.models.OpenAIServerModel(
            model_id=os.getenv("AGENT_MODEL", ""),
            api_base=os.getenv("UPSTREAM_OPENAI_BASE", "").rstrip("/"),
            api_key=os.getenv("OPENAI_API_KEY"),
        ),
        tools=tools,
        add_base_tools=False,
        max_steps=4,
        verbosity_level=int(
            os.getenv("AGENT_VERBOSITY", "1")
        ),  # quieter by default; override via env
    )


def generate_tool_calling_agent_with_search_and_code():
    """
    Create a code-writing agent without any extra tools.
    """
    tools = [
        smolagents.WebSearchTool(max_results=5),
        smolagents.PythonInterpreterTool(),
    ]
    return generate_tool_calling_agent_with_tools(
        tools, name="tool_calling_agent_with_search_and_code"
    )