using New_College.IRepository;
using New_College.IRepository.UnitOfWork;
using New_College.Model;
using New_College.Model.Models;
using New_College.Model.ViewModels;
using New_College.Repository.Base;
using SqlSugar;
using System.Linq.Expressions;
using System.Linq;
using System;
using System.Threading.Tasks;
using MathNet.Numerics.Statistics.Mcmc;
using System.Collections.Generic;

namespace New_College.Repository
{
    /// <summary>
    /// D_PlanMajorDescProRepository
    /// </summary>
    public class D_PlanMajorDescProRepository : BaseRepository<D_PlanMajorDescPro>, ID_PlanMajorDescProRepository
    {
        public D_PlanMajorDescProRepository(IUnitOfWork unitOfWork) : base(unitOfWork)
        {

        }

        public async Task<PageModel<UniversityPlanProView>> GetUniversityPlanPro(UniversityProViewQuery request)
        {
            RefAsync<int> totalCount = 0;
            var pageresult = new PageModel<UniversityPlanProView>();

            var pagelist = await this.Db.Queryable<D_PlanMajorDescPro>().Where(c => c.Location == request.Location)
           .Where(c => c.Years == request.Year)
           .WhereIF(request.Sff.HasValue, c => c._211 == (request.Sff == 1 ? "是" : "否"))
           .WhereIF(request.Nhef.HasValue, c => c._985 == (request.Nhef == 1 ? "是" : "否"))
           .WhereIF(request.Syl.HasValue, c => c._SYL == (request.Syl == 1 ? "是" : "否"))
           .WhereIF(request.Nature != null && request.Nature.Any(), x => SqlFunc.ContainsArray(request.Nature, x.Nature))
           .WhereIF(request.AreaName != null && request.AreaName.Any() && !request.AreaName.Contains("全国"), x => SqlFunc.ContainsArray(request.AreaName, x.AreaName))
           .WhereIF(request.SubjectLevel.HasValue, c => c.EducationCategory == (request.SubjectLevel == 1 ? "本科" : "专科"))
           .WhereIF(!string.IsNullOrWhiteSpace(request.Name), c => SqlFunc.Contains(c.UniversityName, request.Name)).GroupBy(c => new
           {
               c.AreaName,
               c.UId,
               c.UniversityName,
               c.Nature,
               c._985,
               c._211,
               c._SYL,
               c.SchoolType,
               c.EducationCategory,
               c.Rank,
               c.Logo,
               c.Web

           })
            .Select(c => new UniversityPlanProView()
            {
                AreaName = c.AreaName,
                ALLCount = SqlFunc.AggregateSum(c.PlanCount),
                MajorCount = SqlFunc.AggregateCount(c.UId),
                NewCount = SqlFunc.AggregateSum(c.NewCount),
                UId = c.UId,
                Name = c.UniversityName,
                Nature = c.Nature,
                _985 = c._985,
                _211 = c._211,
                _SYL = c._SYL,
                Logo = c.Logo,
                Web = c.Web,
                UniversityType = c.SchoolType,
                SubjectLevel = c.EducationCategory,
                Rank = string.IsNullOrEmpty(c.Rank) ? "--" : c.Rank
            })
            .OrderBy(k => k.UId, OrderByType.Asc)
            .ToPageListAsync(request.PageIndex, request.PageSize, totalCount);
            pageresult.pageCount = (Math.Ceiling(totalCount.ObjToDecimal() / request.PageSize.ObjToDecimal())).ObjToInt();
            pageresult.page = request.PageIndex;
            pageresult.data = pagelist;
            pageresult.dataCount = totalCount;
            pageresult.PageSize = request.PageSize;
            return pageresult;
        }
    }
}