namespace Yw.Application
{
    /// <summary>
    /// ProductMenu
    /// </summary>
    [Route("Auth/Product/Menu")]
    [ApiDescriptionSettings("Auth", Name = "产品菜单", Order = 9900)]
    public class ProductMenu_Controller : IDynamicApiController
    {
        private readonly Service.ProductMenu _service = new();

        #region Query

        /// <summary>
        /// 通过 ProductID 获取 
        /// </summary>
        [Route("GetByProductID@V1.0")]
        [HttpGet]
        public List<ProductMenuDto> GetByProductID([FromQuery][Required] ProductIDInput input)
        {
            var list = _service.GetByProductID(input.ProductID);
            var vmList = list?.Select(x => new ProductMenuDto(x)).ToList();
            return vmList;
        }

        /// <summary>
        /// 通过 ID 获取 
        /// </summary>
        [Route("GetByID@V1.0")]
        [HttpGet]
        public ProductMenuDto GetByID([FromQuery][Required] IDInput input)
        {
            var model = _service.GetByID(input.ID);
            return model == null ? null : new ProductMenuDto(model);
        }

        /// <summary>
        /// 通过 Ids 获取 
        /// </summary>
        [Route("GetByIds@V1.0")]
        [HttpGet]
        public List<ProductMenuDto> GetByIds([FromQuery][Required] IdsInput model)
        {
            var ids = LongListHelper.ToList(model.Ids);
            var list = _service.GetByIds(ids);
            var vmList = list?.Select(x => new ProductMenuDto(x)).ToList();
            return vmList;
        }

        #endregion

        #region Insert

        /// <summary>
        /// 插入一条 
        /// </summary>
        [Route("Insert@V1.0")]
        [HttpPost]
        public long Insert([Required] AddProductMenuInput input)
        {
            var product = new Service.Product().GetByID(input.ProductID);
            if (product == null)
            {
                throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D001, $"ProductID:{input.ProductID} 数据不存在");
            }
            var parentIds = new List<long>();
            if (input.ParentID > 0)
            {
                var parent = _service.GetByID(input.ParentID);
                if (parent == null)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D001, $"ParentID:{input.ParentID} 数据不存在");
                }
                if (parent.ProductID != product.ID)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.V001, $"ParentID:{input.ParentID} 隶属于不同产品");
                }
                if (input.Weight < parent.Weight)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.V001, $"Weight:{input.Weight} 不能低于父级权重");
                }
                parentIds = TreeParentIdsHelper.GetChildParentIds(parent.ID, parent.ParentIds);
            }
            var model = input.Adapt<AddProductMenuInput, Model.ProductMenu>();
            model.ParentIds = parentIds;
            model.SortCode = _service.GetMaxSortCode(input.ProductID, input.ParentID) + 1;
            var id = _service.Insert(model);
            return id;
        }

        #endregion

        #region Update

        /// <summary>
        /// 更新一条 ★
        /// </summary>
        [Route("Update@V1.0")]
        [HttpPut]
        public bool Update([Required] UpdateProductMenuInput input)
        {
            var model = _service.GetByID(input.ID);
            if (model == null)
            {
                throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D001, $"ID:{input.ID} 数据不存在");
            }
            var parentId = model.ParentIds.LastOrDefault();
            if (parentId > 0)
            {
                var parent = _service.GetByID(parentId);
                if (input.Weight < parent.Weight)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.V001, $"Weight:{input.Weight} 不能低于父级权重");
                }
            }

            var rhs = new Model.ProductMenu(model);
            input.Adapt(rhs);
            var bol = _service.Update(rhs);
            return bol;
        }

        /// <summary>
        /// 更新排序码 ★
        /// </summary>
        [Route("UpdateSortCode@V1.0")]
        [HttpPut]
        public bool UpdateSortCode([Required] UpdateSortCodeInput input)
        {
            var bol = _service.UpdateSortCode(input.ID, input.SortCode);
            return bol;
        }

        /// <summary>
        /// 更新排序 ★
        /// </summary>
        [Route("UpdateSorter@V1.0")]
        [HttpPut]
        public bool UpdateSorter([Required] List<UpdateSortCodeInput> inputList)
        {
            var list = inputList.Select(x => x.Adapt<UpdateSortCodeInput, Model.Sorter>()).ToList();
            var bol = _service.UpdateSorter(list);
            return bol;
        }

        /// <summary>
        /// 更新树排序码 ★
        /// </summary>
        [Route("UpdateTreeSortCode@V1.0")]
        [HttpPut]
        public bool UpdateTreeSortCode([Required] UpdateTreeSortCodeInput input)
        {
            var model = _service.GetByID(input.ID);
            if (model == null)
            {
                throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D001, $"ID:{input.ID} 数据不存在");
            }
            var parentIds = new List<long>();
            if (input.ParentID > 0)
            {
                var parent = _service.GetByID(input.ParentID);
                if (parent == null)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D001, $"ParentID:{input.ParentID} 数据不存在");
                }
                if (parent.ProductID != model.ProductID)
                {
                    throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.V001, $"ParentID:{input.ParentID} 隶属于不同产品");
                }
                parentIds = TreeParentIdsHelper.GetChildParentIds(parent.ID, parent.ParentIds);
            }
            var sorterList = new List<Model.TreeSorter>()
            {
                new Model.TreeSorter()
                {
                    ID=input.ID,
                    ParentIds=parentIds,
                    SortCode=input.SortCode
                }
            };
            if (TreeParentIdsHelper.ToString(parentIds) != TreeParentIdsHelper.ToString(model.ParentIds))
            {
                var children = _service.GetChildrenByID(input.ID);
                if (children != null && children.Count > 0)
                {
                    foreach (var item in children)
                    {
                        var itemParent = sorterList.Find(x => x.ID == item.ParentIds.Last());
                        var itemParentIds = TreeParentIdsHelper.GetChildParentIds(itemParent.ID, itemParent.ParentIds);
                        var sorter = new Model.TreeSorter()
                        {
                            ID = item.ID,
                            ParentIds = itemParentIds,
                            SortCode = item.SortCode
                        };
                        sorterList.Add(sorter);
                    }
                }
            }
            var bol = _service.UpdateTreeSorter(sorterList);
            return bol;
        }


        #endregion

        #region Delete

        /// <summary>
        /// 通过 ID 删除 
        /// </summary> 
        [Route("DeleteByID@V1.0")]
        [HttpDelete]
        public bool DeleteByID([FromQuery][Required] IDInput input)
        {
            var bol = _service.DeleteByID(input.ID, out string msg);
            if (!bol)
            {
                throw YOops.Oh(eResultCode.Alert, InternalErrorCodes.D999, msg);
            }
            return bol;
        }

        #endregion

    }
}