agents/universal_solver/graph.py

from typing import Dict, Any
from langgraph.graph import StateGraph, END, START
from langgraph.graph.state import CompiledStateGraph


class State:
    """
    State class for the agent graph.
    """
    # TODO: Define state structure
    pass


class Nodes:
    """
    Collection of node functions for the agent graph.
    """

    def example_node_1_node(self, state):
        """
        This is an example node
        """
        # TODO: To implement...
        pass

    def example_node_2_node(self, state):
        """
        This is another example node
        """
        # TODO: To implement...
        pass

    def example_node_3_node(self, state):
        """
        This is yet another example node
        """
        # TODO: To implement...
        pass



class Edges:
    """
    Collection of conditional edge functions for the agent graph.
    """



class GraphBuilder:
    def __init__(self):
        """
        Initializes the GraphBuilder.
        """
        self.nodes = Nodes()
        self.edges = Edges()
        # TODO: Implement the desired constructor.
        pass
        
    def build_agent_graph(self) -> CompiledStateGraph:
        """Build and return the agent graph."""
        graph = StateGraph(State)
        
        # Add all nodes
        graph.add_node("example_node_1", self.nodes.example_node_1_node)
        graph.add_node("example_node_2", self.nodes.example_node_2_node)
        graph.add_node("example_node_3", self.nodes.example_node_3_node)
        
        # Add edges
        graph.add_edge(START, "example_node_1")
        graph.add_edge("example_node_1", "example_node_2")
        graph.add_edge("example_node_2", "example_node_3")
        graph.add_edge("example_node_3", END)
        
        return graph.compile()