namespace ET
{
   [FriendClass(typeof(Unit))]
   [FriendClass(typeof(Farmland))]
    public static class FarmlandOperate
    {
        public static int Plant(Unit unit,long farmlandId, int cropId)
        {
            if (!unit.FarmlandDic.ContainsKey(farmlandId))
            {
                return ErrorCode.ERR_FarmlandNotFound;
            }

            var farmland = unit.FarmlandDic[farmlandId];
            if (farmland.FarmlandState != FarmlandState.FARMLAND_STATE_FREE)
            {
                return ErrorCode.ERR_FarmlandNotFree;
            }
            //检查种子数量
            var cropConfig = CropConfigCategory.Instance.Get(cropId);
            if (cropConfig == null)
            {
                return ErrorCode.ERR_CropConfigNotFound;
            }

            if (!unit.GetComponent<StoreComponent>().Remove(cropConfig.SeedNeed, cropConfig.SeedNum))
            {
                return ErrorCode.ERR_SeedNotEnough;
            }

            farmland.Plant(cropId,cropConfig.SeedNeed);
            
           return ErrorCode.ERR_Success;
        }

        public static int Harvest(Unit unit, long farmlandId)
        {
            var farmland = unit.FarmlandDic[farmlandId];
            var storeNc = unit.GetComponent<StoreComponent>();
            storeNc.Add(farmland.Config.ProductID, farmland.Config.BasicProduction);
            if (farmland.Config.ByProduct > 0)
            {
                storeNc.Add(farmland.Config.ByProduct,farmland.Config.ByProductNum);
            }
            storeNc.Add(farmland.SeedCfgId,farmland.Config.SeedProduce);
            farmland.Harvest();
            return ErrorCode.ERR_Success;
        }
    }
}