using ATS.NonCustodial.Application.Base;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Deptcode.Input;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Deptcode.Output;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Role;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Unitcode.Input;
using ATS.NonCustodial.Domain.Entities.Admins;
using ATS.NonCustodial.Domain.Shared.AggRootEntities.Dtos;
using ATS.NonCustodial.Domain.Shared.OrmRepositories.Basic.EfCore;
using ATS.NonCustodial.DynamicApi;
using ATS.NonCustodial.DynamicApi.Attributes;
using ATS.NonCustodial.Shared.Common.Enums;
using ATS.NonCustodial.Shared.Common.UnifiedResults;
using ATS.NonCustodial.Shared.Extensions;
using ATS.NonCustodial.Shared.Extensions.AdvancedQuery;
using AutoMapper.QueryableExtensions;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Yitter.IdGenerator;

namespace ATS.NonCustodial.Application.Impl.Admins
{
    /// <summary>
    /// 部门服务
    /// </summary>
    /// Author:mxg
    /// CreatedTimed:2022-05-15 10:08 PM
    [DynamicApi(Area = "admin")]
    public class DeptcodeService : AdminAppServiceBase, IDeptcodeService, IDynamicApi
    {
        #region Identity

        private readonly IEfRepository<App_Deptcode?, long> _appDeptcodeRepository;

        public DeptcodeService(IEfRepository<App_Deptcode?, long> appDeptcodeRepository)
        {
            _appDeptcodeRepository = appDeptcodeRepository;
        }

        #endregion Identity

        /// <summary>
        /// 查询接口
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IResultOutput> GetAsync(long id)
        {
            var rtn = await base.GetAsync<App_Deptcode, DeptcodeListOutput, long>(_appDeptcodeRepository, id);
            return ResultOutput.Ok(rtn);
        }


        /// <summary>
        /// 根据单位查询部门---列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GetlistAsync(DeptcodeGetPageDto input)
        {
            var express = GetExpression(input, _appDeptcodeRepository.AsQueryable(false, true));
            return ResultOutput.Ok(express);
        }

        /// <summary>
        /// 根据单位查询部门---树列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GetPageAsync(DeptcodeGetPageDto input)
        {
            var rtnlist = new List<dynamic>();//无条件返回结果
            var express = GetExpression(input, _appDeptcodeRepository.AsQueryable(false, true));
            if (express.Count() == 0) return ResultOutput.Ok(rtnlist);
            if (!string.IsNullOrEmpty(input.name)) return ResultOutput.Ok(express);//有条件返回结果
            foreach (var item in await express.Where(q => q.pid == null || q.pid == 0).ToArrayAsync())
            {
                rtnlist.Add(new
                {
                    Id = item.Id,
                    pid = item.pid,
                    DeptCode = item.DeptCode,
                    UnitId = item.UnitId,
                    DeptName = item.DeptName,
                    DeptAbbr = item.DeptAbbr,
                    Note = item.Note,
                    children = pidlist(express.Where(q => q.pid != 0 || q.pid != null).ToList(), item.Id)
                });
            }
            return ResultOutput.Ok(rtnlist);
        }

        /// <summary>
        /// 循环获取子级
        /// </summary>
        /// <param name="list"></param>
        /// <param name="pid"></param>
        /// <returns></returns>
        public static List<dynamic> pidlist(List<App_Deptcode> list, long pid)
        {
            var plist = new List<dynamic>();
            foreach (var item in list.Where(q => q.pid == pid).ToList())
            {
                plist.Add(new
                {
                    Id = item.Id,
                    pid = item.pid,
                    DeptCode = item.DeptCode,
                    UnitId = item.UnitId,
                    DeptName = item.DeptName,
                    DeptAbbr = item.DeptAbbr,
                    Note = item.Note,
                    children = pidlist(list, item.Id)
                });
            }
            return plist;
        }
        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IResultOutput> AddAsync(DeptcodeAddInput input)
        {
            var entity = Mapper.Map<App_Deptcode>(input);
            entity.Id = YitIdHelper.NextId();
            Uow.BeginTransaction();
            {
                await _appDeptcodeRepository.InsertAsync(entity);
            }
            await Uow.CommitAsync();
            return ResultOutput.Ok();
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IResultOutput> UpdateAsync(DeptcodeUpdateInput input)
        {
            if (!(input?.Id > 0)) return ResultOutput.NotOk();

            var entity = await _appDeptcodeRepository.FindAsync((long)input.Id);

            if (!(entity?.Id > 0)) return ResultOutput.NotOk("编辑失败");

            Mapper.Map(input, entity);
            await _appDeptcodeRepository.UpdateAsync(entity);
            return ResultOutput.Ok();
        }

        /// <summary>
        /// 批量彻底删除
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IResultOutput> DeleteAsync(BatchIdsInput input)
        {
            Uow.BeginTransaction();
            {
                //删除部门
                await _appDeptcodeRepository.DeleteAsync(w => input.Ids.Contains(w.Id));
                //删除子部门
                await _appDeptcodeRepository.DeleteAsync(w => input.Ids.Contains((long)w.pid));
            }
            await Uow.CommitAsync();
            return ResultOutput.Ok();
        }
        #region Private

        /// <summary>
        /// 查询条件
        /// </summary>
        /// <param name="pageInput"></param>
        /// <param name="query"></param>
        /// <returns></returns>
        private IQueryable<App_Deptcode> GetExpression(DeptcodeGetPageDto pageInput, IQueryable<App_Deptcode?> query)
        {
            var key = pageInput?.name;
            query = query
                .WhereIf(key.NotNull(), a => a.DeptName.Contains(key) || a.DeptAbbr.Contains(key))
                .Where(q=>q.UnitId == pageInput.unitid);
            return query;
        }

        #endregion Private
    }
}