from langgraph.graph import StateGraph, START, END
from .func import State, highlight_explain
from langgraph.graph.state import CompiledStateGraph


class HighlightExplainAgent:
    def __init__(self):
        self.builder = StateGraph(State)

    @staticmethod
    def routing(state: State):
        pass

    def node(self):
        self.builder.add_node("highlight_explain", highlight_explain)

    def edge(self):
        self.builder.add_edge(START, "highlight_explain")
        self.builder.add_edge("highlight_explain", END)

    def __call__(self) -> CompiledStateGraph:
        self.node()
        self.edge()
        return self.builder.compile()


highlight_workflow = HighlightExplainAgent()()