using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using UnityEngine;
using WI;

namespace CHN
{
    public class Building : MonoBehaviour, ISingle
    {
        OrbitalController controller;

        public List<Floor> floors = new List<Floor>();
        public Floor currentFloor;

        public Action<int> onSettingBuildingComplete;
        public Action<Floor, Vector3> onChangeFloor;

        public override void AfterAwake()
        {
            controller = FindSingle<OrbitalController>();

            FindAllFloors();

            var topFloorIndex = floors.Count - 1;
            currentFloor = floors[topFloorIndex];
            onSettingBuildingComplete?.Invoke(topFloorIndex);

            SetAllFloorExternalState();
        }

        void FindAllFloors()
        {
            var childCount = transform.childCount;

            for (int i = 0; i < childCount; ++i)
            {
                var child = transform.GetChild(i);

                if (child.TryGetComponent<Floor>(out var floor))
                {
                    floors.Add(floor);
                    floor.floorIndex = i;
                }
            }
        }

        public void SetTopFloor(int index)
        {
            for (int i = 0; i < floors.Count; ++i)
            {
                bool bottom = i <= index;
                floors[i].gameObject.SetActive(bottom);
            }

            currentFloor = floors[index];

            var pos = controller.option.target.position;
            pos.y = currentFloor.StartPoint.position.y;
            controller.SetTargetPos(pos);

            onChangeFloor?.Invoke(currentFloor, pos);
        }

        public Floor GetFloor(int index)
        {
            currentFloor = floors[index];
            return floors[index];
        }

        public void SetCurrentFloorInternalState()
        {
            SetAllFloorExternalState();

            currentFloor.SetInternalState();
        }

        public void SetAllFloorExternalState()
        {
            foreach (Floor floor in floors)
            {
                floor.SetExternalState();
            }
            currentFloor.TopSurfaces.SetActive(true);
        }

        public void ActiveBuliding()
        {
            foreach(var floor in floors)
            {
                floor.ActiveFloor();
            }
        }
        public void DeactiveBuliding()
        {
            foreach (var floor in floors)
            {
                floor.DeactiveFloor();
            }
        }
        public void SetActiveWalls(bool isOn)
        {
            foreach (var floor in floors)
            {
                floor.SetActiveWall(isOn);
            }
        }
        public void SetActiveGrounds(bool isOn)
        {
            foreach (var floor in floors)
            {
                floor.SetActiveGround(isOn);
            }
        }
        public void SetActiveDecos(bool isOn)
        {
            foreach (var floor in floors)
            {
                floor.SetActiveDeco(isOn);
            }
        }
    }
}