"""
NeuraPrompt Agent — Tool Registry (v7.5)
Central place to register and manage all tools
"""

from typing import Callable, Dict, Any
import logging

log = logging.getLogger("agent.tools.registry")

# This will hold all registered tools
TOOL_REGISTRY: Dict[str, Dict[str, Any]] = {}


def register_tool(name: str, fn: Callable, description: str = ""):
    """Register a new tool"""
    TOOL_REGISTRY[name] = {
        "fn": fn,
        "description": description
    }
    log.info(f"Registered tool: {name}")


def get_tool(name: str):
    """Get a tool by name"""
    return TOOL_REGISTRY.get(name)


def list_tools() -> list:
    """Return list of all registered tools"""
    return list(TOOL_REGISTRY.keys())


def get_tool_descriptions() -> str:
    """Return formatted descriptions for the LLM"""
    descriptions = []
    for name, info in TOOL_REGISTRY.items():
        desc = info.get("description", "No description")
        descriptions.append(f"- {name}: {desc}")
    return "\n".join(descriptions)