using System;
using System.Collections.Generic;
using DDD.RestaurantOrders;
using UnityEngine;

namespace DDD
{
    public static class RestaurantOrderSolvers
    {
        public static Dictionary<RestaurantOrderType, Type> TypeToOrderSolver = new()
        {
            { RestaurantOrderType.Wait, typeof(RestaurantOrderSolver_Wait) },
            { RestaurantOrderType.Order, typeof(RestaurantOrderSolver_Order) },
            { RestaurantOrderType.Serve, typeof(RestaurantOrderSolver_Serve) }
        };
    }
    
    public class RestaurantOrderSolver : MonoBehaviour, IInteractionSolver
    {
        private Dictionary<RestaurantOrderType, IInteractionSubsystemSolver<RestaurantOrderType>> _solvers = new();

        private void Start()
        {
            foreach (var orderSolver in RestaurantOrderSolvers.TypeToOrderSolver)
            {
                var solver = (IInteractionSubsystemSolver<RestaurantOrderType>)gameObject.AddComponent(orderSolver.Value);
                _solvers.Add(orderSolver.Key, solver);
            }
        }

        public bool ExecuteInteraction(IInteractor interactor, IInteractable interactable, ScriptableObject payloadSo = null)
        {
            return TryGetSolver(interactable, out var solver) &&
                   solver.ExecuteInteractionSubsystem(interactor, interactable, payloadSo);
        }

        public bool CanExecuteInteraction(IInteractor interactor = null, IInteractable interactable = null,
            ScriptableObject payloadSo = null)
        {
            return TryGetSolver(interactable, out var solver) &&
                   solver.CanExecuteInteractionSubsystem(interactor, interactable, payloadSo);
        }

        // Solver를 가져오는 공통 로직
        private bool TryGetSolver(IInteractable interactable, out IInteractionSubsystemSolver<RestaurantOrderType> solver)
        {
            solver = null;
            
            if (interactable is not IInteractionSubsystemObject<RestaurantOrderType> subsystem) 
                return false;
        
            var type = subsystem.GetInteractionSubsystemType();
            return _solvers.TryGetValue(type, out solver);
        }
    }
}