"""

Plugin loader.

Port of: src/plugins/pluginLoader.ts

"""

from __future__ import annotations

import json

import os

from dataclasses import dataclass, field

from typing import Any

@dataclass

class PluginDefinition:

name: str

version: str = "0.0.0"

description: str = ""

tools: list[dict[str, Any]] = field(default_factory=list)

prompts: list[dict[str, Any]] = field(default_factory=list)

resources: list[dict[str, Any]] = field(default_factory=list)

entry_point: str | None = None

def load_plugin(plugin_path: str) -> PluginDefinition | None:

"""Load a plugin from its directory."""

manifest_path = os.path.join(plugin_path, "manifest.json")

if not os.path.isfile(manifest_path):

return None

try:

with open(manifest_path, "r", encoding="utf-8") as f:

data = json.load(f)

return PluginDefinition(

name=data.get("name", os.path.basename(plugin_path)),

version=data.get("version", "0.0.0"),

description=data.get("description", ""),

tools=data.get("tools", []),

prompts=data.get("prompts", []),

resources=data.get("resources", []),

entry_point=data.get("entryPoint"),

)

except (OSError, json.JSONDecodeError):

return None