using System.Collections.Generic;
using UnityEngine;

namespace Syntriax.Modules.Movement.VariableMovement.SimpleImplementation
{
    public class SimpleVariableMovementController : MonoBehaviour, IVariableMovementController
    {
        protected IVariableMovement _defaultVariableMovement = new SimpleVariableMovement();
        protected IVariableMovementCollection _variableMovementCollection = null;

        public bool StateEnabled { get; set; } = false;

        public List<IVariableMovement> VariableMovements { get; protected set; } = new List<IVariableMovement>();

        public IVariableMovementCollection VariableMovementCollection
        {
            get => _variableMovementCollection;
            set
            {
                _variableMovementCollection = value;

                VariableMovements.Clear();

                _defaultVariableMovement.VariableMovementAsset = value.DefaultVariableMovementsAsset;
                _defaultVariableMovement.StateEnabled = true;

                if (VariableMovements.Capacity < value.VariableMovementsAssets.Count)
                    VariableMovements.Capacity = value.VariableMovementsAssets.Count;

                foreach (var asset in value.VariableMovementsAssets)
                    VariableMovements.Add(new SimpleVariableMovement(asset));
            }
        }

        public IVariableMovement CurrentVariableMovement
        {
            get
            {
                if (!StateEnabled)
                    return _defaultVariableMovement;

                foreach (IVariableMovement variableMovement in VariableMovements)
                    if (variableMovement.StateEnabled)
                        return variableMovement;

                return _defaultVariableMovement;
            }
        }
    }
}