using System;
using SqlSugar;
using Infrastructure.Attribute;
using Infrastructure.Extensions;
using DOAN.Model;
using DOAN.Model.Dto;
using DOAN.Model.MES.base_;
using DOAN.Model.MES.base_.Dto;
using DOAN.Repository;
using DOAN.Service.MES.base_.IService;

using System.Linq;
using Microsoft.IdentityModel.Tokens;
using Mapster;
using System.Xml.Linq;
using static Org.BouncyCastle.Crypto.Engines.SM2Engine;
using Infrastructure.Model;
using Aliyun.OSS;


namespace DOAN.Service.MES.base_
{
    /// <summary>
    /// 物料清单Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IBaseMaterialBOMService), ServiceLifetime = LifeTime.Transient)]
    public class BaseMaterialBOMService : BaseService<BaseMaterialList>, IBaseMaterialBOMService
    {
        /// <summary>
        /// 查询物料清单列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<BaseMaterialListDto> GetList(BaseMaterialListQueryDto2 parm)
        {
            int[] nodes = null;

            if (parm.Type == 1)
            {
                nodes = FindLeafNodes(Context.Queryable<BaseMaterialType>().ToList(), 6).Select(it => it.Id).ToArray();
            }
            else if (parm.Type == 2)
            {

                nodes = FindLeafNodes(Context.Queryable<BaseMaterialType>().ToList(), 5).Select(it => it.Id).ToArray();

            }
            var predicate = Expressionable.Create<BaseMaterialList>();

            var response = Queryable()
                   .Where(it => nodes.Contains(it.FkTypeId.Value))
                .Where(predicate.ToExpression())
                .ToPage<BaseMaterialList, BaseMaterialListDto>(parm);

            return response;
        }


        /// <summary>
        /// 获取详情
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public BaseMaterialList GetInfo(string Id)
        {
            var response = Queryable()
                .Where(x => x.Id == Id)
                .First();

            return response;
        }

        /// <summary>
        /// 添加物料清单
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public BaseMaterialList AddBaseMaterialList(BaseMaterialList model)
        {
            return Context.Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改物料清单
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateBaseMaterialList(BaseMaterialList model)
        {
            //var response = Update(w => w.Id == model.Id, it => new BaseMaterialList()
            //{
            //    Name = model.Name,
            //    Code = model.Code,
            //    Customer code = model.Customer code,
            //    Color = model.Color,
            //    Specification = model.Specification,
            //    Unit = model.Unit,
            //    Description = model.Description,
            //    ExpirationUnit = model.ExpirationUnit,
            //    ExpirationDate = model.ExpirationDate,
            //    ShelfLifeWarningDays = model.ShelfLifeWarningDays,
            //    IsShelfLife = model.IsShelfLife,
            //    StartTime = model.StartTime,
            //    StopTime = model.StopTime,
            //    BarCode = model.BarCode,
            //    IsBatch = model.IsBatch,
            //    CreatedBy = model.CreatedBy,
            //    CreatedTime = model.CreatedTime,
            //    UpdatedBy = model.UpdatedBy,
            //    UpdatedTime = model.UpdatedTime,
            //});
            //return response;
            return Update(model, true);
        }

        /// <summary>
        /// 获取bom结构
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public List<BaseMaterialListDto2> Achieve_BOM(string id)
        {
            var query1 = Context.Queryable<BaseMaterialBom>().Where(it => it.FkParentId == id);
            return Context.Queryable(query1).LeftJoin<BaseMaterialList>((q, m) => q.FkId == m.Id)
                .InnerJoin<BaseMaterialType>((q, m,t)=>m.FkTypeId==t.Id)
                 .Select((q, m,t) => new BaseMaterialListDto2() {
                     Type_Name = t.Name,
                     Type_Code = t.Code,
                 },true)
                 .ToList()
                 .Adapt<List<BaseMaterialListDto2>>()
                 ;



        }

        /// <summary>
        /// 删除绑定关系
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public int DeleteBOMBind(string id, string parent_id)
        {
            return Context.Deleteable<BaseMaterialBom>().Where(it => it.FkId == id)
                .Where(it => it.FkParentId == parent_id)
                .ExecuteCommand();
        }
        /// <summary>
        /// 增加绑定关系
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public int ADDBOMBind(string id, string parent_id)
        {
            BaseMaterialBom bom = new BaseMaterialBom();
            bom.FkId = id;
            bom.FkParentId = parent_id;
            bom.CreatedTime = DateTime.Now;
            return Context.Insertable(bom).ExecuteCommand();
        }


        /// <summary>
        /// 获取未绑定的BOM结构
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public PagedInfo<BaseMaterialListDto2> Achieve_BOM_no_bind(BaseMaterialListQueryDto3 query)
        {
            // 成品id  的Bom结构
              string[] binded_array = Context.Queryable<BaseMaterialBom>().Where(it => it.FkParentId == query.Id).Select(it => it.FkId).ToArray();
           
                //在原材料和半成品中 选择
                List<BaseMaterialType> typeList = Context.Queryable<BaseMaterialType>().ToList();
                int[] leaf = FindLeafNodes(typeList, 1).Select(it => it.Id).ToArray();
                int[] leaf2 = FindLeafNodes(typeList, 5).Select(it => it.Id).ToArray();
                int[] leaf3 = leaf.Concat(leaf2).ToArray();
                var predicate = Expressionable.Create<BaseMaterialList>()
                    .AndIF(!string.IsNullOrEmpty(query.Name), it => it.Name.Contains(query.Name))
                    .AndIF(!string.IsNullOrEmpty(query.Code), it => it.Name.Contains(query.Code))
                    .AndIF(!string.IsNullOrEmpty(query.CustomerCode), it => it.Name.Contains(query.CustomerCode))
                    ;

            var qua = Context.Queryable<BaseMaterialList>().Where(it => !binded_array.Contains(it.Id))
            .Where(predicate.ToExpression())
            .Where(it => leaf3.Contains(it.FkTypeId.Value));
          return  Context.Queryable(qua).InnerJoin<BaseMaterialType>((q, t) => q.FkTypeId == t.Id)
                 .Select((q, t) => new BaseMaterialListDto2()
                 {
                     Type_Name = t.Name,
                     Type_Code = t.Code,
                 }, true).ToPage<BaseMaterialListDto2, BaseMaterialListDto2>(query); 


        }

        public static List<BaseMaterialType> FindLeafNodes( List<BaseMaterialType> nodes,int ancestorId)
        {
            List<BaseMaterialType> leafNodes = new List<BaseMaterialType>();

            void FindLeaves(int currentId)
            {
                // 查找当前ID的直接子节点
                var children = nodes.Where(n => n.ParentId == currentId).ToList();

                // 如果没有子节点，说明是叶子节点
                if (!children.Any())
                {
                    leafNodes.Add(nodes.FirstOrDefault(n => n.Id == currentId));
                }
                else
                {
                    // 对每个子节点递归调用FindLeaves
                    foreach (var child in children)
                    {
                        FindLeaves(child.Id);
                    }
                }
            }

            // 从指定的祖先节点开始查找
            FindLeaves(ancestorId);

            return leafNodes;
        }

        /// <summary>
        /// bom视图
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public BaseParseNode ShowBOMView(string id)
        {
            //TODO  获取成品id的一级子集  bom

            return null;
        }

    }
}