using ATS.NonCustodial.Application.Base;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Unitcode;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Unitcode.Input;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.Unitcode.Output;
using ATS.NonCustodial.Domain.Entities.Admins;
using ATS.NonCustodial.Domain.Shared.AggRootEntities;
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.UnifiedResults;
using ATS.NonCustodial.Shared.Extensions;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using SixLabors.ImageSharp.Drawing;
using Yitter.IdGenerator;

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

        private readonly IEfRepository<App_Unitcode?, long> _appUnitcodeRepository;
        private readonly IEfRepository<App_Deptcode?, long> _appDeptcodeRepository;
        private readonly IEfRepository<AppUser?, long> _userRepository;

        public UnitcodeService(IEfRepository<App_Unitcode?, long> appUnitcodeRepository,
            IEfRepository<App_Deptcode?, long> appDeptcodeRepository,
            IEfRepository<AppUser?, long> userRepository)
        {
            _appUnitcodeRepository = appUnitcodeRepository;
            _appDeptcodeRepository = appDeptcodeRepository;
            _userRepository = userRepository;
        }

        #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_Unitcode, UnitcodeListOutput, long>(_appUnitcodeRepository, id);
            return ResultOutput.Ok(rtn);
        }

        /// <summary>
        /// 查询单位----列表---stat：  0-监管机构   1-单位管理
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet]
        public async Task<IResultOutput> GetlistAsync(long stat, long mechanismId)
        {
            var express = await _appUnitcodeRepository.AsQueryable(false, true).WhereIf(mechanismId > 0, a => a.mechanismId == mechanismId).Where(q => q.Stat == stat).ToListAsync();
            var rtnlist = new List<dynamic>();//返回结果
            //foreach (var item in express.Where(q => q.ParentUnitCode == 0||q.ParentUnitCode == null))
            //{
            //    rtnlist.Add(new
            //    {
            //        Id = item.Id,
            //        ParentUnitCode = item.ParentUnitCode,
            //        UnitCode = item.UnitCode,
            //        NameEntity = item.NameEntity,
            //        children = pidlist(express.Where(q => q.ParentUnitCode != 0 || q.ParentUnitCode != null).ToList(), item.Id)
            //    });
            //}
            return ResultOutput.Ok(express);
        }

        /// <summary>
        /// 查询单位列表---树
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GetPageAsync(UnitcodeGetPageDto input)
        {
            var rtnlist = new List<dynamic>();//五条件返回结果
            var express = GetExpression(input, _appUnitcodeRepository.AsQueryable(false, true).WhereIf(input.mechanismId.IsNotEmptyOrNull(), a => a.mechanismId == input.mechanismId).Where(q => q.Stat == 1));
            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.ParentUnitCode == null || q.ParentUnitCode == 0).ToArrayAsync())
            {
                rtnlist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.ParentUnitCode,
                    UnitCode = item.UnitCode,
                    NameEntity = item.NameEntity,
                    dw = false,
                    children = pidlist(express.Where(q => q.ParentUnitCode != 0 || q.ParentUnitCode != null).ToList(), item.Id)
                });
            }
            return ResultOutput.Ok(rtnlist);
        }



        /// <summary>
        /// 角色管理查询监管机构-单位列表---树
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GettreedwAsync(UnitcodeGetPageDto input)
        {
            var rtnlist = new List<dynamic>();//五条件返回结果
            //监管机构
            var express = GetExpression(input, _appUnitcodeRepository.AsQueryable(false, true).WhereIf(input.mechanismId.IsNotEmptyOrNull(), a => a.mechanismId == input.mechanismId).Where(q => q.Stat == 0));
            if (express.Count() == 0) return ResultOutput.Ok(rtnlist);
            if (!string.IsNullOrEmpty(input.name)) return ResultOutput.Ok(express);//有条件返回结果
            //单位集合
            var dwgllist = _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.Stat == 1).ToList();
            foreach (var item in await express.Where(q => q.ParentUnitCode == null || q.ParentUnitCode == 0).ToArrayAsync())
            {
                rtnlist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.ParentUnitCode,
                    UnitCode = item.UnitCode,
                    NameEntity = item.NameEntity,
                    dw = true,
                    children = pidlist(express.Where(q => q.ParentUnitCode != null || q.ParentUnitCode != 0).ToList(), item.Id, dwgllist)
                });
            }
            return ResultOutput.Ok(rtnlist);
        }

        /// <summary>
        /// 角色管理查询监管机构-单位-部门列表---树
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GettreeAsync(UnitcodeGetPageDto input)
        {
            var rtnlist = new List<dynamic>();//五条件返回结果
            //监管机构
            var express = GetExpression(input, _appUnitcodeRepository.AsQueryable(false, true).WhereIf(input.mechanismId.IsNotEmptyOrNull(), a => a.mechanismId == input.mechanismId).Where(q => q.Stat == 0));
            if (express.Count() == 0) return ResultOutput.Ok(rtnlist);
            if (!string.IsNullOrEmpty(input.name)) return ResultOutput.Ok(express);//有条件返回结果
            //单位集合
            var dwgllist = _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.Stat == 1).ToList();
            //部门集合
            var Deptlist = _appDeptcodeRepository.AsQueryable(false, true).ToList();
            foreach (var item in await express.Where(q => q.ParentUnitCode == null || q.ParentUnitCode == 0).ToArrayAsync())
            {
                rtnlist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.ParentUnitCode,
                    UnitCode = item.UnitCode,
                    NameEntity = item.NameEntity,
                    dw = true,
                    children = pidlist(express.Where(q => q.ParentUnitCode != null || q.ParentUnitCode != 0).ToList(), item.Id, dwgllist, Deptlist)
                });
            }
            return ResultOutput.Ok(rtnlist);
        }
        /// <summary>
        /// 查询监管机构列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost]
        public async Task<IResultOutput> GetjgPageAsync(UnitcodeGetPageDto input)
        {
            var rtnlist = new List<dynamic>();//五条件返回结果
            var express = GetExpression(input, _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.Stat == 0));
            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.ParentUnitCode == null || q.ParentUnitCode == 0).ToArrayAsync())
            {
                rtnlist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.ParentUnitCode,
                    UnitCode = item.UnitCode,
                    NameEntity = item.NameEntity,
                    dw = true,
                    children = pidlist(express.Where(q => q.ParentUnitCode != 0 || q.ParentUnitCode != 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_Unitcode> list, long pid, List<App_Unitcode> dwgllist = null, List<App_Deptcode> Deptlist = null)
        {
            var plist = new List<dynamic>();
            var dwgllist1 = new List<App_Unitcode>();
            //通过监管机构查询查询单位
            if (dwgllist != null)
                dwgllist1 = dwgllist.Where(q => q.mechanismId == pid).ToList();
            //通过单位查询部门
            var Deptcode = new List<App_Deptcode>();
            if (Deptlist != null)
                Deptcode = Deptlist.Where(q => q.UnitId == pid).ToList();
            //监管机构查询下级
            foreach (var item in list.Where(q => q.ParentUnitCode == pid).ToList())
            {
                plist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.ParentUnitCode,
                    NameEntity = item.NameEntity,
                    UnitCode = item.UnitCode,
                    dw = item.Stat == 0 ? true : false,
                    children = pidlist(list, item.Id, dwgllist, Deptlist)
                });
            }
            //单位查找下级
            if (dwgllist1 != null)
            {
                foreach (var item in dwgllist1.Where(q => q.ParentUnitCode == 0 || q.ParentUnitCode == null).ToList())
                {
                    plist.Add(new
                    {
                        Id = item.Id,
                        ParentUnitCode = item.ParentUnitCode,
                        NameEntity = item.NameEntity,
                        UnitCode = item.UnitCode,
                        dw = false,
                        children = pidlist(dwgllist.Where(q => q.ParentUnitCode != 0 || q.ParentUnitCode != null).ToList(), item.Id, null, Deptlist)
                    });
                }
            }
            //部门查找下级
            if (Deptlist != null)
            {
                var datalist = Deptcode.Where(q => q.pid == 0 || q.pid == null).ToList();
                foreach (var item in datalist)
                {
                    plist.Add(new
                    {
                        Id = item.Id,
                        ParentUnitCode = item.pid,
                        NameEntity = item.DeptName,
                        UnitCode = item.DeptCode,
                        dep = true,
                        children = deptpidlist(Deptlist.Where(q => q.pid != 0 || q.pid != null).ToList(), item.Id)
                    });
                }
            }
            return plist;
        }

        /// <summary>
        /// 部门循环获取子级
        /// </summary>
        /// <param name="list"></param>
        /// <param name="pid"></param>
        /// <returns></returns>
        public static List<dynamic> deptpidlist(List<App_Deptcode> list, long pid)
        {
            var plist = new List<dynamic>();
            //部门查询下级
            foreach (var item in list.Where(q => q.pid == pid).ToList())
            {
                plist.Add(new
                {
                    Id = item.Id,
                    ParentUnitCode = item.pid,
                    NameEntity = item.DeptName,
                    UnitCode = item.DeptCode,
                    dep = true,
                    children = deptpidlist(list, item.Id)
                });
            }
            return plist;
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IResultOutput> AddAsync(UnitcodeAddInput input)
        {
            if (_appUnitcodeRepository.AsQueryable(false, true).Where(q => q.UnitCode == input.UnitCode).Any())
            {
                return input.Stat == 0 ? ResultOutput.NotOk("机构编码已存在") : ResultOutput.NotOk("单位编码已存在");
            }
            var entity = Mapper.Map<App_Unitcode>(input);
            entity.Id = YitIdHelper.NextId();
            entity.Limits = entity.Id.ToString();
            var App_Unitcode = await _appUnitcodeRepository.InsertAsync(entity);
            //添加父级单位权限
            if (entity.ParentUnitCode.HasValue)
            {
                var idList = GetParentUnitIdList((long)entity.ParentUnitCode);
                idList.Add((long)entity.ParentUnitCode);
                for (int i = 0; i < idList.Count; i++)
                {
                    var parentunit = await _appUnitcodeRepository.FindAsync(idList[i]);
                    if (parentunit != null)
                    {
                        parentunit.Limits += "," + entity.Id;
                        await _appUnitcodeRepository.UpdateAsync(parentunit);
                    }
                }
            }
            return ResultOutput.Result(App_Unitcode.Id > 0);
        }

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

            var unitlist = _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.Id == input.Id).ToList();
            foreach (var item in unitlist)
            {
                if (item.ParentUnitCode != input.ParentUnitCode) { return ResultOutput.NotOk("单位父级无法修改"); }
            }
            var entity = await _appUnitcodeRepository.FindAsync((long)input.Id);

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

            Mapper.Map(input, entity);
            await _appUnitcodeRepository.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();
            {
                for (int i = 0; i < input.Ids.Count; i++)
                {
                    //获取该单位下的所有子单位id
                    var idlist = GetUnitIdList(input.Ids[i]);
                    //校验该单位下是否存在用户账户
                    if (_userRepository.AsQueryable(false, true).Where(q => idlist.Contains(q.UnitId ?? -1)).Any())
                    {
                        return ResultOutput.NotOk("该单位下存在用户账户，无法删除");
                    }
                    var idParentList = GetParentUnitIdList(input.Ids[i]);
                    //删除
                    await _appUnitcodeRepository.DeleteAsync(w => idlist.Contains(w.Id));
                    //获取该单位的所有父级单位id
                    for (int j = 0; j < idParentList.Count; j++)
                    {
                        var parentunit = await _appUnitcodeRepository.FindAsync(idParentList[j]);
                        if (parentunit != null)
                        {
                            // 步骤1：统一分隔符并分割字符串
                            var numbers = parentunit.Limits
                                .Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)  // 按英文逗号分割
                                .Select(s => long.Parse(s.Trim()));  // 转换为整数并去除空格

                            // 步骤2：过滤掉存在于 filterList 中的数字
                            var filteredNumbers = numbers.Where(n => !idlist.Contains(n)).ToList();

                            // 步骤3：重新拼接为字符串
                            string result = string.Join(",", filteredNumbers);

                            parentunit.Limits = result;
                            await _appUnitcodeRepository.UpdateAsync(parentunit);
                        }
                    }


                }
                //删除
                //   await _appUnitcodeRepository.DeleteAsync(w => input.Ids.Contains(w.Id));
                //删除
                // await _appUnitcodeRepository.DeleteAsync(w => input.Ids.Contains((long)w.ParentUnitCode));
            }
            await Uow.CommitAsync();
            return ResultOutput.Ok();
        }

        /// <summary>
        /// 递归查找该单位下的所有单位
        /// </summary>
        /// <param name="unitId">单位id</param>
        /// <returns>单位id集合</returns>
        private List<long> GetUnitIdList(long unitId)
        {
            List<long> idList = new List<long>();
            idList.Add(unitId);
            var unitlist = _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.ParentUnitCode == unitId).ToList();
            foreach (var item in unitlist)
            {
                idList.Add(item.Id);
                var idlist = GetUnitIdList(item.Id);
                idList.AddRange(idlist);
            }
            return idList;
        }
        /// <summary>
        /// 递归查找该单位的所有父级单位
        /// </summary>
        /// <param name="unitId">单位id</param>
        /// <returns>单位id集合</returns>
        private List<long> GetParentUnitIdList(long unitId)
        {
            List<long> idList = new List<long>();
            var unitlist = _appUnitcodeRepository.AsQueryable(false, true).Where(q => q.Id == unitId).ToList();
            foreach (var item in unitlist)
            {
                if (item != null && item.ParentUnitCode.HasValue)
                {
                    idList.Add((long)item.ParentUnitCode);
                    var idlist = GetParentUnitIdList((long)item.ParentUnitCode);
                    idList.AddRange(idlist);
                }
            }
            return idList;
        }

        #region Private

        /// <summary>
        /// 查询条件
        /// </summary>
        /// <param name="pageInput"></param>
        /// <param name="query"></param>
        /// <returns></returns>
        private IQueryable<App_Unitcode> GetExpression(UnitcodeGetPageDto pageInput, IQueryable<App_Unitcode?> query)
        {
            var key = pageInput?.name;

            query = query
                .WhereIf(key.NotNull(), a => a.NameEntity.Contains(key) || a.UnitIsReferToAs.Contains(key));
            return query;
        }

        #endregion Private
    }
}