using UnityEngine;

namespace ET
{
    public class FarmlandViewComponentAwakeSystem: AwakeSystem<FarmlandViewComponent>
    {
        public override void Awake(FarmlandViewComponent self)
        {
            self.Awake();
        }
    }
    

    [FriendClass(typeof(FarmlandViewComponent))]
    [FriendClass(typeof(Farmland))]
    [FriendClass(typeof(Building))]
    [FriendClass(typeof(BuildingViewComponent))]
    public static class FarmlandViewComponentSystem
    {
        public static void Awake(this FarmlandViewComponent self)
        {
            self.Farmland = self.GetParent<Farmland>();

            self.SeedCropPrfb = self.LoadAssetSync<GameObject>("Sprout".ToPrefabAddress());
            self.RipeCropPrfb = self.LoadAssetSync<GameObject>("Wheat".ToPrefabAddress());
            
            self.UpdateByState();
        }

        public static void UpdateByState(this FarmlandViewComponent self)
        {
            var building = self.Farmland.GetParent<Building>();
            var buildingView = building.GetComponent<BuildingViewComponent>();

            if (self.FarmlandRoot != null)
            {
                Util.GameObjectPoolHelper.ReturnObjectToPool(self.FarmlandRoot);
            }
            switch (self.Farmland.FarmlandState)
            {
                case FarmlandState.FARMLAND_STATE_FREE:
                case FarmlandState.FARMLAND_STATE_SEED:
                    break;
                case FarmlandState.FARMLAND_STATE_GROW:
                    self.FarmlandRoot = Util.GameObjectPoolHelper.SpawnGameObject(self.SeedCropPrfb);
                    self.FarmlandRoot.transform.position = buildingView.GetCenterPos();
                    self.FarmlandRoot.transform.parent = buildingView.BuildingRoot.transform;
                    break;
                case FarmlandState.FARMLAND_STATE_RIPE:
                    self.FarmlandRoot = Util.GameObjectPoolHelper.SpawnGameObject(self.RipeCropPrfb);
                    self.FarmlandRoot.transform.position = buildingView.GetCenterPos();
                    self.FarmlandRoot.transform.parent = buildingView.BuildingRoot.transform;
                    break;
            }
        }
        
    }
}