using Infrastructure.Attribute;
using Microsoft.AspNetCore.Components.Web;
using Microsoft.Extensions.DependencyInjection;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ZR.Model.mes.md;
using ZR.Service.mes.md.IService;
using ZR.Service.MES.md.IService;
using static System.Runtime.InteropServices.JavaScript.JSType;

namespace ZR.Service.MES.md
{

    [AppService(ServiceType = typeof(IMdBOMService), ServiceLifetime = LifeTime.Transient)]
    public class MdBOMService : BaseService<MdWorkstation>, IMdBOMService
    {
        int IMdBOMService.AddWorkline(MdBom workline)
        {
            throw new NotImplementedException();
        }

        int IMdBOMService.deleteWorkline(int[] ids)
        {
            throw new NotImplementedException();
        }

        (int, List<MdBom>) IMdBOMService.GetAll(string productCode, string productName, int pageNum, int pageSize)
        {
            int totalNum = 0;

            if (string.IsNullOrEmpty(productCode) && string.IsNullOrEmpty(productName))
            {
                var data = Context.Queryable<MdBom>().ToPageList(pageNum, pageSize,ref totalNum);
                return (totalNum, data);
            }
            else
            {
                //1. 查询本体
                var predicate = Expressionable.Create<MdBom>()
                  .AndIF(!string.IsNullOrEmpty(productCode), it => it.ProductCode.Contains(productCode))
                  .AndIF(!string.IsNullOrEmpty(productName), it => it.ProductName.Contains(productName))
                  .ToExpression();
                List<MdBom> data = Context.Queryable<MdBom>().Where(predicate).ToList();

                //2. 查询儿子
                if (data != null & data.Count > 0)
                {
                    List<MdBom> data1 = new List<MdBom>();
                    List<MdBom> data2 = new List<MdBom>();
                    foreach (var item in data)
                    {
                        List<MdBom> dataItems = Context.Queryable<MdBom>().Where(it => it.ParentProductId == item.Id).ToList();
                        data1.AddRange(dataItems);
                        dataItems.Clear();
                       
                        // 3.  查询孙子
                        if (data1 != null & data1.Count > 0)
                        {
                            foreach (var item1 in data1)
                            {
                                List<MdBom> dataItemss = Context.Queryable<MdBom>().Where(it1 => it1.ParentProductId == item1.Id).ToList();
                                data2.AddRange(dataItemss);
                                dataItemss.Clear();
                            }
                        }
                    }

                    data.AddRange(data1);
                    data.AddRange(data2);
                   
                }
                return (data.Count(),data);
            }






        }



        int IMdBOMService.UpdateWorkline(MdBom workline)
        {
            throw new NotImplementedException();
        }
    }
}