using CMS.Plugin.$NameSpacePath$.Application.Contracts.Dtos.$EntityName$;
using CMS.Plugin.$NameSpacePath$.Application.Contracts.Services;
using CMS.Plugin.$NameSpacePath$.Domain.Shared;
using CmsQueryExtensions;
using CMS.Plugin.$NameSpacePath$.Domain.$EntityName$;
using CmsQueryExtensions.Extension;
using System.Linq.Expressions;
using Volo.Abp;
using Volo.Abp.Application.Dtos;
using Volo.Abp.Data;
using Volo.Abp.ObjectExtending;
using Volo.Abp.ObjectMapping;
using CmsQueryExtensions.Entitys;

namespace CMS.Plugin.$NameSpacePath$.Application.Implements;

/// <summary>
/// $ChinaComment$应用服务
/// </summary>
public class $EntityName$AppService : CMSPluginAppService, I$EntityName$AppService
{
    private readonly I$EntityName$Repository _$EntityInstanceName$Repository;

    /// <summary>
    /// Initializes a new instance of the <see cref="$EntityName$AppService"/> class.
    /// </summary>
    /// <param name="$EntityName$Repository">The task job repository.</param>
    public $EntityName$AppService(I$EntityName$Repository $EntityInstanceName$Repository)
    {
        _$EntityInstanceName$Repository = $EntityInstanceName$Repository;
    }

    /// <summary>
    /// 获取指定$ChinaComment$
    /// </summary>
    /// <param name="id"></param>
    /// <returns></returns>
    public virtual async Task<$EntityName$Dto> GetAsync(Guid id)
    {
        return ObjectMapper.Map<$EntityName$, $EntityName$Dto>(await _$EntityInstanceName$Repository.GetAsync(id));
    }

    /// <summary>
    /// 分页获取$ChinaComment$
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    public virtual async Task<PagedResultDto<$EntityName$Dto>> GetListAsync(Get$EntityName$Input input)
    {
        Check.NotNull(input, nameof(input));

        if (input.Sorting.IsNullOrWhiteSpace())
        {
            input.Sorting = nameof($EntityName$.Sort);
        }

        #region 动态构造查询条件 

        //动态构造查询条件 
        var whereConditions = DynamicGetQueryParams(input);

        #endregion

        var count = await _$EntityInstanceName$Repository.GetCountAsync(whereConditions);
        var list = await _$EntityInstanceName$Repository.GetListAsync(whereConditions, input.Sorting, input.MaxResultCount, input.SkipCount);

        return new PagedResultDto<$EntityName$Dto>(count, ObjectMapper.Map<List<$EntityName$>, List<$EntityName$Dto>>(list));
    }

    /// <summary> 
    /// 动态构造查询条件 
    /// </summary> 
    /// <param name="input">输入参数</param> 
    /// <returns></returns> 
    private FunReturnResultModel<Expression<Func<$EntityName$, bool>>> DynamicGetQueryParams(Get$EntityName$Input input)
    {
        //动态构造查询条件 
        var whereConditions = WhereConditionsExtensions.GetWhereConditions<$EntityName$, Get$EntityName$Input>(input);
        if (!whereConditions.IsSuccess)
        {
            throw new Exception("动态构造查询条件失败:" + whereConditions.ErrMsg);
        }

        //也可再次自定义构建查询条件 
        Expression<Func<$EntityName$, bool>> extendExpression = a => a.IsDeleted == false;
        // 使用 System.Linq.PredicateBuilder 的 And
        var pres = (System.Linq.Expressions.Expression<Func<$EntityName$, bool>>)(whereConditions.data);
        whereConditions.data = System.Linq.PredicateBuilder.And(pres, extendExpression);

        return whereConditions;
    }

    /// <summary>
    /// 新建$ChinaComment$
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    /// <exception cref="UserFriendlyException"></exception>
    public virtual async Task<$EntityName$Dto> CreateAsync($EntityName$CreateDto input)
    {
        await CheckCreateOrUpdateDtoAsync(input);

        var exist = await _$EntityInstanceName$Repository.NameExistAsync(input.$ValidateRepeatName$);
        if (exist)
        {
            throw new UserFriendlyException(L[CMSPluginDomainErrorCodes.NameAlreadyExists, input.$ValidateRepeatName$]);
        }

        var maxSort = await _$EntityInstanceName$Repository.GetMaxSortAsync();
        var sort = input.Sort ?? maxSort;

        var insertObj = ObjectMapper.Map<$EntityName$CreateDto, $EntityName$>(input);
        insertObj.Sort = sort;
        input.MapExtraPropertiesTo(insertObj, MappingPropertyDefinitionChecks.None);

        insertObj.CreatorName = input.CreatorName;//创建人
        await _$EntityInstanceName$Repository.InsertAsync(insertObj);

        //if (input.Sort.HasValue && insertObj.Sort != maxSort)
        //{
        //    await AdjustSortAsync(insertObj.Id, insertObj.Sort);
        //}

        return ObjectMapper.Map<$EntityName$, $EntityName$Dto>(insertObj);
    }

    /// <summary>
    /// 更新$ChinaComment$
    /// </summary>
    /// <param name="id"></param>
    /// <param name="input"></param>
    /// <returns></returns>
    /// <exception cref="UserFriendlyException"></exception>
    public virtual async Task<$EntityName$Dto> UpdateAsync(Guid id, $EntityName$UpdateDto input)
    {
        await CheckCreateOrUpdateDtoAsync(input);

        var updateObj = await _$EntityInstanceName$Repository.GetAsync(id);
        var exist = await _$EntityInstanceName$Repository.NameExistAsync(input.$ValidateRepeatName$, updateObj.Id);
        if (exist)
        {
            throw new UserFriendlyException(L[CMSPluginDomainErrorCodes.NameAlreadyExists, input.$ValidateRepeatName$]);
        }

        updateObj.SetConcurrencyStampIfNotNull(input.ConcurrencyStamp);
        input.MapExtraPropertiesTo(updateObj, MappingPropertyDefinitionChecks.None);

        $UpdateAttributes$

        updateObj.LastModifierName = input.LastModifierName;//修改人

        await _$EntityInstanceName$Repository.UpdateAsync(updateObj);

        return ObjectMapper.Map<$EntityName$, $EntityName$Dto>(updateObj);
    }

    /// <summary>
    /// 克隆$ChinaComment$
    /// </summary>
    /// <param name="ids"></param>
    /// <returns></returns>
    public async Task<List<$EntityName$Dto>> CloneAsync(IEnumerable<Guid> ids, MyCurrentUser myCurrentUser)
    {
        //var $EntityInstanceName$s = new List<$EntityName$>();
        //if (ids != null)
        //{
        //    var sort = await _$EntityInstanceName$Repository.GetMaxSortAsync();
        //    foreach (var id in ids)
        //    {
        //        var $EntityName$ = await _$EntityInstanceName$Repository.FindAsync(id);
        //        if ($EntityName$ != null)
        //        {
        //            var name = $EntityName$.Name + $EntityName$Consts.CloneTag;
        //            var notExist = false;
        //            while (!notExist)
        //            {
        //                var exist = await _$EntityInstanceName$Repository.NameExistAsync(name);
        //                if (exist || $EntityInstanceName$s.Any(x => x.Name == name))
        //                {
        //                    name += $EntityName$Consts.CloneTag;
        //                    continue;
        //                }

        //                notExist = true;
        //            }

        //            //$EntityName$ = await _$EntityInstanceName$Repository.InsertAsync($EntityName$.Clone(GuidGenerator.Create(), name, sort++));
        //            $EntityInstanceName$s.Add($EntityName$);
        //        }
        //    }
        //}

        //return ObjectMapper.Map<List<$EntityName$>, List<$EntityName$Dto>>($EntityInstanceName$s);
        return new List<$EntityName$Dto>();
    }

    /// <summary>
    /// 删除单个$ChinaComment$
    /// </summary>
    /// <param name="id"></param>
    /// <returns></returns>
    public virtual Task DeleteAsync(Guid id)
    {
        return _$EntityInstanceName$Repository.DeleteAsync(id);
    }

    /// <summary>
    /// 删除多个$ChinaComment$
    /// </summary>
    /// <param name="ids"></param>
    /// <returns></returns>
    public async Task DeleteManyAsync(IEnumerable<Guid> ids, MyCurrentUser myCurrentUser)
    {
        foreach (var id in ids)
        {
            await DeleteAsync(id);
        }
    }

     /// <summary>
    /// 物理删除$ChinaComment$
    /// </summary>
    /// <param name="id">主键ID</param>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    public virtual async Task DeletePermanentlyAsync(Guid id, MyCurrentUser myCurrentUser, CancellationToken cancellationToken = default)
    {
        _$EntityInstanceName$Repository.DeletePermanentlyAsync(id);
    }

    /// <summary>
    /// 批量物理删除$ChinaComment$（直接删除，不软删除）
    /// </summary>
    /// <param name="ids">要删除的主键ID列表</param>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    public virtual async Task BatchDeletePermanentlyAsync(IEnumerable<Guid> ids, MyCurrentUser myCurrentUser, CancellationToken cancellationToken = default)
    {
        _$EntityInstanceName$Repository.BatchDeletePermanentlyAsync(ids);
    }

    /// <summary>
    /// 调整排序$ChinaComment$
    /// </summary>
    /// <param name="id"></param>
    /// <param name="sort"></param>
    /// <returns></returns>
    public virtual async Task AdjustSortAsync(Guid id, int sort)
    {
        var list = await _$EntityInstanceName$Repository.GetListAsync(null, nameof($EntityName$.Sort));
        if (list != null && list.Any())
        {
            var initSort = 1;
            list.ForEach(x => x.AdjustSort(initSort++));
            var entity = list.FirstOrDefault(x => x.Id == id);
            if (entity != null)
            {
                if (sort == 1)
                {
                    list.Where(x => x.Id != id).ToList()?.ForEach(x => x.AdjustSort(x.Sort + 1));
                }
                else if (entity.Sort > sort)
                {
                    list.Where(x => x.Id != id && x.Sort >= sort).ToList()?.ForEach(x => x.AdjustSort(x.Sort + 1));
                    list.Where(x => x.Id != id && x.Sort < sort).ToList()?.ForEach(x => x.AdjustSort(x.Sort - 1));
                }
                else if (entity.Sort < sort)
                {
                    list.Where(x => x.Id != id && x.Sort > sort).ToList()?.ForEach(x => x.AdjustSort(x.Sort + 1));
                    list.Where(x => x.Id != id && x.Sort <= sort).ToList()?.ForEach(x => x.AdjustSort(x.Sort - 1));
                }

                entity.AdjustSort(sort);
            }
        }

        await _$EntityInstanceName$Repository.UpdateManyAsync(list);
    }

    /// <summary>
    /// 导入$ChinaComment$
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    /// <exception cref="UserFriendlyException"></exception>
    public async Task ImportAsync($EntityName$sImportModel input, MyCurrentUser myCurrentUser)
    {
        Check.NotNull(input, nameof(input));

        var $EntityInstanceName$CreateDtos = new List<(int RowIndex, $EntityName$CreateDto Item)>();
        var $EntityInstanceName$UpdateDtos = new List<(int RowIndex, Guid Id, $EntityName$UpdateDto Item)>();
        var importItems = input.$EntityName$s;

        if (importItems != null && importItems.Any())
        {
            #region 导入校验

            // 判断名称是否重复，并输出第几行重复
            var duplicate$EntityName$s = importItems.GroupBy(x => x.$ValidateRepeatName$).Where(x => x.Count() > 1).ToList();
            if (duplicate$EntityName$s?.Any() == true)
            {
                var duplicate$EntityName$Msgs = duplicate$EntityName$s.Select(x => $"第 {string.Join(",", x.Select(x => x.RowIndex))} 行：{x.Key}  名称重复");
                var errorMsg = $"导入失败！配置， {string.Join(",", duplicate$EntityName$Msgs)}，终止导入";
                throw new UserFriendlyException(errorMsg);
            }

            #endregion

            foreach (var impItem in importItems)
            {
                if (impItem.$ValidateRepeatName$.IsNullOrWhiteSpace())
                {
                    continue;
                }

                if (impItem.$ValidateRepeatName$.IsNullOrWhiteSpace())
                {
                    var errorMsg = $"导入失败！配置，第{impItem.RowIndex}行：$EntityName$名称不能为空";
                    throw new UserFriendlyException(errorMsg);
                }

                var old$EntityName$ = await _$EntityInstanceName$Repository.FindByNameAsync(impItem.$ValidateRepeatName$);
                if (old$EntityName$ != null)
                {
                    var $EntityInstanceName$UpdateDto = new $EntityName$UpdateDto
                    {
                        $AppService_ImportAsync$
                    };

                    $EntityInstanceName$UpdateDtos.Add((impItem.RowIndex, old$EntityName$.Id, $EntityInstanceName$UpdateDto));
                }
                else
                {
                    var $EntityInstanceName$CreateDto = new $EntityName$CreateDto
                    {
                        $AppService_ImportAsync$
                    };

                    $EntityInstanceName$CreateDtos.Add((impItem.RowIndex, $EntityInstanceName$CreateDto));
                }
            }
        }

        // 新增
        foreach (var $EntityInstanceName$Dto in $EntityInstanceName$CreateDtos)
        {
            try
            {
                $EntityInstanceName$Dto.Item.CreatorName = myCurrentUser.UserAccount;//创建人
                await CreateAsync($EntityInstanceName$Dto.Item);
            }
            catch (Exception e)
            {
                var errorMsg = $"导入失败！配置，第{$EntityInstanceName$Dto.RowIndex}行：{e.Message}，终止导入";
                throw new UserFriendlyException(errorMsg);
            }
        }

        // 更新
        foreach (var $EntityInstanceName$Dto in $EntityInstanceName$UpdateDtos)
        {
            try
            {
                $EntityInstanceName$Dto.Item.LastModifierName = myCurrentUser.UserAccount;//修改人
                await UpdateAsync($EntityInstanceName$Dto.Id, $EntityInstanceName$Dto.Item);
            }
            catch (Exception e)
            {
                var errorMsg = $"导入失败！配置，第{$EntityInstanceName$Dto.RowIndex}行：{e.Message}，终止导入";
                throw new UserFriendlyException(errorMsg);
            }
        }
    }

    /// <summary>
    /// 导出$ChinaComment$
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    public async Task<(Dictionary<string, object> Sheets, string FileName)> ExportAsync(Get$EntityName$Input input)
    {
        Check.NotNull(input, nameof(input));

        if (input.Sorting.IsNullOrWhiteSpace())
        {
            input.Sorting = nameof($EntityName$.Sort);
        }

        #region 动态构造查询条件 

        //动态构造查询条件 
        var whereConditions = DynamicGetQueryParams(input);

        #endregion


        var list = await _$EntityInstanceName$Repository.GetListAsync(whereConditions, input.Sorting, input.MaxResultCount, input.SkipCount, includeDetails: true);
        var result = ObjectMapper.Map<List<$EntityName$>, List<$EntityName$Dto>>(list);

        var sheets = new Dictionary<string, object>
        {
            ["配置"] = ExportHelper.ConvertListToExportData(result),
        };

        var fileName = "$PageMenuName$";
        return (sheets, fileName);
    }

    /// <summary>
    /// 校验$ChinaComment$，当新建或更新时
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    protected Task CheckCreateOrUpdateDtoAsync($EntityName$CreateOrUpdateDtoBase input)
    {
        Check.NotNull(input, nameof(input));
        $UpdateAttributesForCheckCreateOrUpdateDtoAsync$
        return Task.CompletedTask;
    }

     /// <summary>
    /// 根据条件获取$ChinaComment$列表
    /// </summary>
    /// <param name="whereConditions"></param>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    public async Task<List<$EntityName$>> GetListByFilterAsync(Expression<Func<$EntityName$, bool>> whereConditions, CancellationToken cancellationToken = default)
    {
        return await _$EntityInstanceName$Repository.GetListByFilterAsync(whereConditions);
    }

    /// <summary>
    ///  根据条件获取单个$ChinaComment$
    /// </summary>
    /// <param name="whereConditions"></param>
    /// <param name="isMultipleThrowException">是否查询出多条就报错</param>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    /// <exception cref="UserFriendlyException"></exception>
    public async Task<$EntityName$> GetSingleByFilterAsync(Expression<Func<$EntityName$, bool>> whereConditions, bool is​MultipleThrowException = false, CancellationToken cancellationToken = default)
    {
        return await _$EntityInstanceName$Repository.GetSingleByFilterAsync(whereConditions, is​MultipleThrowException);
    }
}