using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Znyc.Recruitment.Admin.Commons.Cache;
using Znyc.Recruitment.Admin.Commons.Mapping;
using Znyc.Recruitment.Admin.Commons.Services;
using Znyc.Recruitment.Admin.Security.Dtos;
using Znyc.Recruitment.Admin.Security.Entitys;
using Znyc.Recruitment.Admin.Security.IRepositories;
using Znyc.Recruitment.Admin.Security.IServices;

namespace Znyc.Recruitment.Admin.Security.Services
{
    /// <summary>
    ///     行业岗位服务
    /// </summary>
    public class IndustryJobsService : BaseService<IndustryJobsEntity, IndustryJobsOutputDto, long>,
        IIndustryJobsService
    {
        private readonly IIndustryJobsRepository _industryJobsRepository;

        public IndustryJobsService(
            IIndustryJobsRepository industryJobsRepository
        ) : base(industryJobsRepository)
        {
            _industryJobsRepository = industryJobsRepository;
        }

        /// <summary>
        ///     获取组织机构适用于Vue 树形列表
        /// </summary>
        /// <returns></returns>
        public async Task<List<IndustryJobsTreeTableDto>> GetAllIndustryJobsTreeTable()
        {
            List<IndustryJobsTreeTableDto> reslist = new List<IndustryJobsTreeTableDto>();
            IEnumerable<IndustryJobsEntity> elist = await _industryJobsRepository.GetAllAsync();
            List<IndustryJobsEntity> list = elist.OrderBy(t => t.Sort).ToList();
            List<IndustryJobsEntity> oneIndustryJobsList = list.FindAll(t => t.ParentId == 0);
            foreach (IndustryJobsEntity item in oneIndustryJobsList)
            {
                IndustryJobsTreeTableDto industryJobsTreeTable = new IndustryJobsTreeTableDto();
                industryJobsTreeTable = item.MapTo<IndustryJobsTreeTableDto>();
                industryJobsTreeTable.Childers = GetSubIndustryJobs(list, item.Id).ToList();
                reslist.Add(industryJobsTreeTable);
            }
            await GetListByIdAsync(0);
            await GetAllListAsync();
            return reslist;
        }

        /// <summary>
        ///     获取子集，递归调用
        /// </summary>
        /// <param name="data"></param>
        /// <param name="ParentId">父级Id</param>
        /// <returns></returns>
        private List<IndustryJobsTreeTableDto> GetSubIndustryJobs(List<IndustryJobsEntity> data, long ParentId)
        {
            List<IndustryJobsTreeTableDto> list = new List<IndustryJobsTreeTableDto>();
            IndustryJobsTreeTableDto industryJobsOutputDto = new IndustryJobsTreeTableDto();
            List<IndustryJobsEntity> ChilList = data.FindAll(t => t.ParentId == ParentId);
            foreach (IndustryJobsEntity entity in ChilList)
            {
                industryJobsOutputDto = entity.MapTo<IndustryJobsTreeTableDto>();
                industryJobsOutputDto.Childers = GetSubIndustryJobs(data, entity.Id).OrderBy(t => t.Sort)
                    .MapTo<IndustryJobsTreeTableDto>();
                list.Add(industryJobsOutputDto);
            }

            return list;
        }

        /// <summary>
        ///     查询行业岗位(树状)
        /// </summary>
        /// <returns></returns>
        public async Task<List<IndustryJobsListOutputDto>> GetListByIdAsync(long id)
        {
            CacheHelper cacheHelper = new CacheHelper();
            List<IndustryJobsListOutputDto> list = cacheHelper.Get<List<IndustryJobsListOutputDto>>("industryjobs:list");
            if (list == null || list.Count < 1)
            {
                list = new List<IndustryJobsListOutputDto>();
                IEnumerable<IndustryJobsEntity> industryJobsList = await repository.GetListWhereAsync(" IsDeleted=0 and IsEnabled=1 order by Sort");
                List<IndustryJobsOutputDto> jobsList = industryJobsList.MapTo<IndustryJobsOutputDto>();
                foreach (IndustryJobsOutputDto item in jobsList.Where(x => x.ParentId == 0))
                {
                    IndustryJobsListOutputDto industryJobsListOutput = new IndustryJobsListOutputDto
                    {
                        Id = item.Id,
                        Name = item.Name,
                        ParentId = item.ParentId,
                        Sort = item.Sort,
                        Childers = jobsList.Where(x => x.ParentId == item.Id).ToList()
                    };
                    list.Add(industryJobsListOutput);
                }

                cacheHelper.Add("industryjobs:list", list);
            }

            if (id > -1)
            {
                list = list.FindAll(x => x.ParentId == id).ToList();
            }

            return list;
        }

        /// <summary>
        ///     根据id查询行业岗位
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IndustryJobsOutputDto> GetByIdAsync(long id)
        {
            CacheHelper cacheHelper = new CacheHelper();
            List<IndustryJobsOutputDto> list = cacheHelper.Get<List<IndustryJobsOutputDto>>("allindustryjobs:list");
            if (list == null || list.Count < 1)
            {
                IEnumerable<IndustryJobsEntity> industryJobsList = await repository.GetListWhereAsync(" IsDeleted=0 and IsEnabled=1 order by Sort");
                list = industryJobsList.MapTo<IndustryJobsOutputDto>();
                cacheHelper.Add("allindustryjobs:list", list);
            }
            IndustryJobsOutputDto result = list.Find(x => x.Id == id);
            return result;
        }

        /// <summary>
        ///    查询所有行业岗位
        /// </summary>
        /// <returns></returns>
        public async Task<List<IndustryJobsOutputDto>> GetAllListAsync()
        {
            CacheHelper cacheHelper = new CacheHelper();
            List<IndustryJobsOutputDto> list = cacheHelper.Get<List<IndustryJobsOutputDto>>("allindustryjobs:list");
            if (list == null || list.Count < 1)
            {
                IEnumerable<IndustryJobsEntity> industryJobsList = await repository.GetListWhereAsync(" IsDeleted=0 and IsEnabled=1 order by Sort");
                list = industryJobsList.MapTo<IndustryJobsOutputDto>();
                cacheHelper.Add("allindustryjobs:list", list);
            }
            return list;
        }


    }
}