using System.Linq.Expressions;
using Fake.Domain.Dtos;
using TrackCenter.Application.Dtos.ProvideServices;
using TrackCenter.Application.Dtos.TrackContents;
using TrackCenter.Application.Helpers;
using TrackCenter.Application.Helpers.OSS;
using TrackCenter.Application.Services.TrackPush;
using TrackCenter.Domain.Aggregates.OrderAggregate;
using TrackCenter.Domain.Aggregates.TrackContentAggregate;
using TrackCenter.Domain.Aggregates.TrackDetailsAggregate;
using TrackCenter.Domain.Aggregates.TrackFlagAggregate;
using TrackCenter.Domain.Aggregates.TrackStatusAggregate;
using TrackCenter.Domain.Dtos.TrackContents;

namespace TrackCenter.Application.Services.TrackContents;

/// <summary>
/// 轨迹内容服务
/// </summary>
[ApiExplorerSettings(GroupName = "轨迹内容")]
[Route("/Track/Content")]
public class TrackContentService : ApplicationServiceBase
{
    private readonly ITrackContentRepository _trackContentRepository;
    private readonly IBasicRepository<TrackFlagEntity> _trackFlagBasicQuery;
    private readonly IBasicRepository<TrackStatusEntity> _trackStatusBasicQuery;
    private readonly IOrderRepository _orderRepository;
    private readonly ITrackDetailsEsRepository _trackDetailsEsRepository;
    private readonly TrackPushCacheService _trackPushCacheService;

    public TrackContentService(
        ITrackContentRepository trackContentRepository,
        IBasicRepository<TrackStatusEntity> trackStatusBasicQuery,
        IBasicRepository<TrackFlagEntity> trackFlagBasicQuery,
        IOrderRepository orderRepository,
        ITrackDetailsEsRepository trackDetailsEsRepository,
        TrackPushCacheService trackPushCacheService)
    {
        _trackContentRepository = trackContentRepository;
        _trackStatusBasicQuery = trackStatusBasicQuery;
        _trackFlagBasicQuery = trackFlagBasicQuery;
        _orderRepository = orderRepository;
        _trackDetailsEsRepository = trackDetailsEsRepository;
        _trackPushCacheService = trackPushCacheService;
    }

    /// <summary>
    /// 轨迹内容编辑
    /// </summary>
    /// <returns></returns>
    [HttpPost("Edit")]
    public async Task EditAsync(EditTrackContentInput input)
    {
        if (input.TrackStatusId != null)
        {
            if (!await _trackStatusBasicQuery.IsAnyAsync(x =>
                    x.AppKey == input.AppKey && x.Id == input.TrackStatusId))
            {
                throw new BusinessException(message: "轨迹状态不存在");
            }
        }

        if (!input.TrackFlagIds.IsNullOrEmpty())
        {
            var counter = await _trackFlagBasicQuery.CountAsync(x =>
                x.AppKey == input.AppKey && input.TrackFlagIds!.Contains(x.Id));
            if (counter != input.TrackFlagIds!.Length)
            {
                throw new BusinessException(message: "存在非法轨迹标记");
            }
        }

        switch (input.Options)
        {
            case OptionType.无:
                break;
            case OptionType.新增:
                await AddAsync(input);
                break;
            case OptionType.删除:
                await DeleteAsync(input);
                break;
            case OptionType.修改:
                await UpdateAsync(input);
                break;
            default:
                throw new ArgumentOutOfRangeException();
        }
    }

    /// <summary>
    /// 根据内容id获取轨迹内容
    /// </summary>
    /// <param name="id"></param>
    /// <returns></returns>
    [HttpGet("GetDetail")]
    public async Task<GetTrackContentDetailDto?> GetDetailAsync(int id)
    {
        var detailInfo = await _trackContentRepository.GetDetailAsync(id);
        if (detailInfo == null) return null;

        return ObjectMapper.Map<GetTrackContentDetailVO, GetTrackContentDetailDto>(detailInfo);
    }

    /// <summary>
    /// 获取分页轨迹内容
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("GetList")]
    public async Task<PagedResult<GetTrackContentListDto>> GetPageTrackContent(GetPageTrackContentInput input)
    {
        var vo = ObjectMapper.Map<GetPageTrackContentInput, GetPageTrackContentVO>(input);
        var resultDto = await _trackContentRepository.GetPageTrackContent(vo);
        var pageResultDto =
            ObjectMapper.Map<PagedResult<GetTrackContentListVO>, PagedResult<GetTrackContentListDto>>(
                resultDto);

        return pageResultDto;
    }

    /// <summary>
    /// 轨迹内容映射列表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("GetMapPage")]
    public async Task<PagedResult<GetTrackContentMapPageOutputVO>> GetMapPageAsync(
        [FromBody] GetTrackContentMapPageInputVO input)
    {
        return await _trackContentRepository.GetMapPageAsync(input);
    }

    /// <summary>
    /// 轨迹内容映射详情
    /// </summary>
    /// <param name="id"></param>
    /// <returns></returns>
    [HttpGet("GetMapDetail")]
    public async Task<GetTrackContentMapDetailOutputVO> GetMapDetailAsync(int id)
    {
        return await _trackContentRepository.GetMapDetailAsync(id);
    }

    /// <summary>
    /// 轨迹内容映射编辑
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("EditMap")]
    public async Task<bool> EditMapAsync([FromBody] EditTrackContentMapInput input)
    {
        if (input.Options != OptionTypeNoNull.删除)
        {
            if (input.AppKey == input.MapAppKey)
                throw new BusinessException("禁止自己映射自己");

            Expression<Func<TrackContentMapEntity, bool>> isMapAnyExp = x =>
                x.TrackContentId == input.TrackContentId && x.MapTrackContentId == input.MapTrackContentId;
            if (input.Options == OptionTypeNoNull.修改) isMapAnyExp.And(x => x.Id != input.Id);

            if (await _trackContentRepository.IsMapAnyAsync(isMapAnyExp))
                throw new BusinessException("映射已经存在");
        }

        switch (input.Options)
        {
            case OptionTypeNoNull.新增:
                var trackContentMapEntity = ObjectMapper.Map<EditTrackContentMapInput, TrackContentMapEntity>(input);

                await _trackContentRepository.InsertMapAsync(trackContentMapEntity);
                break;

            case OptionTypeNoNull.修改:
                var oldTrackContentMapEntity = await _trackContentRepository.GetMapByIdAsync(input.Id!.Value) ??
                                               throw new BusinessException("找不到数据");

                ObjectMapper.Map(input, oldTrackContentMapEntity);

                await _trackContentRepository.UpdateMapAsync(oldTrackContentMapEntity);
                break;

            case OptionTypeNoNull.删除:
                await _trackContentRepository.SoftDeleteMapAsync(x => x.Id == input.Id);
                break;

            default:
                throw new ArgumentOutOfRangeException();
        }

        return true;
    }

    /// <summary>
    /// 根据轨迹内容code获取轨迹内容
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("GetTrackContentByCode")]
    public async Task<GetTrackContentByCodeOutput> GetTrackContentByCodeAsync([FromBody] GetTrackContentByCodeInput input)
    {
        var content = await _trackContentRepository.GetByCodeAsync(input.AppKey, input.Code);
        if (content == null)
            throw new BusinessException("在当前应用中未找到指定code的轨迹内容");

        return new GetTrackContentByCodeOutput
        {
            Content = content.Content,
            EnContent = content.EnContent,
            IsExternal = content.IsExternal
        };
    }

    /// <summary>
    /// 根据应用、单号、订单类型、轨迹发生时间、轨迹code获取轨迹内容
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("GetContentDetail")]
    public async Task<GetContentDetailOutput> GetContentDetail([FromBody] GetContentDetailInput input)
    {
        if (string.IsNullOrEmpty(input.AppKey))
            throw new BusinessException("应用必须大于等于0");

        if (string.IsNullOrEmpty(input.TrackCode))
            throw new BusinessException("轨迹内容code不能为空");

        if (string.IsNullOrEmpty(input.OrderNumber))
            throw new BusinessException("订单code不能为空");

        if (input.OrderType <= 0)
            throw new BusinessException("订单类型不能为空");

        if (input.TrackTime == default)
            throw new BusinessException("轨迹发生时间不能为空");

        var content = await _trackDetailsEsRepository.GetDetailAsync(input.OrderNumber, input.TrackCode, input.OrderType, input.AppKey, input.TrackTime);
        if (content == default)
            throw new BusinessException("在当前应用中未找到指定code的轨迹内容");

        var res = ObjectMapper.Map<TrackDetailsIndex, GetContentDetailOutput>(content);

        if (res.Files?.Count > 0)
        {
            var ossKeys = res.Files
                .Where(x => !string.IsNullOrWhiteSpace(x.OssKey))
                .Select(x => x.OssKey)
                .ToArray();

            if (ossKeys.Length == 0) return res;

            var ossKeyUrlDict = OSSHelper.GetUrlByKeys(ossKeys);
            foreach (var item in res.Files)
            {
                if (string.IsNullOrWhiteSpace(item.OssKey)) continue;
                item.Url = ossKeyUrlDict.GetValueOrDefault(item.OssKey)!;
            }
        }

        return res;
    }

    /// <summary>
    /// 创建轨迹时获取可用的轨迹内容
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost("GetAvailableContent")]
    public async Task<List<GetAvailableContentOutput>> GetAvailableContent(GetAvailableContentInput input)
    {
        //获取当前订单下已有的轨迹内容
        var order = await _orderRepository.GetFirstAsync(x => x.OrderNo == input.OrderNo && x.AppKey == input.AppKey);
        if (order == null)
            throw new BusinessException(message: "订单不存在！");

        //获取轨迹详情
        var trackDetails = await _trackDetailsEsRepository.GetListAsync(order.Id);

        // 删除时去除掉外部服务商轨迹
        if (input.TrackOptionType == TrackOptionType.删除)
        {
            trackDetails = trackDetails.Where(m => m.Source != (int) TrackSourceEnum.ExternalServiceProvide).ToList();
        }
        var res = new List<GetAvailableContentOutput>();

        //进行推送时，匹配订单类型一致的轨迹
        if (input.TrackOptionType == TrackOptionType.推送)
        {
            var pushConfigs = await _trackPushCacheService.GetPushContentConfigsAsync(order.AppKey, order.Customer);
            //没有推送配置也不会展示任何下拉
            if (pushConfigs == null || pushConfigs.Count == 0) return res;
            //选订单类型和配置订单类型一致的配置的轨迹代码
            var trackCodes = pushConfigs.Where(m => m.OrderType == order.OrderType)
                .Select(x => x.TrackCode)
                .Distinct()
                .ToHashSet();
            //根据配置过滤轨迹
            trackDetails = trackDetails.Where(m => trackCodes.Contains(m.TrackCode)).ToList();
        }

        //进行删除和推送行为无任何轨迹内容，直接返回为空即可
        if (input.TrackOptionType is TrackOptionType.删除 or TrackOptionType.推送 && trackDetails.Count == 0)
        {
            return res;
        }

        //获取当前应用下所有的轨迹内容
        var contentList = await _trackContentRepository.GetListByAppKeyAsync(input.AppKey);
        if (contentList == null)
            throw new BusinessException(message: "当前应用下未找到任何可用的轨迹内容！");

        foreach (var item in contentList)
        {
            //新增时,不允许重复的轨迹，跳过已存在轨迹内容
            if (input.TrackOptionType == TrackOptionType.创建 && !item.IsRepeatable && trackDetails?.Any(m => m.TrackCode == item.Code) == true)
                continue;

            // 修改时跳过不存在轨迹内容
            if (input.TrackOptionType == TrackOptionType.修改 && trackDetails != null && trackDetails.All(m => m.TrackCode != item.Code))
                continue;

            if (!item.IsAllowManuallyCreate && input.TrackOptionType == TrackOptionType.创建) //跳过不允许手动创建的轨迹内容
                continue;

            if (!item.IsAllowManuallyUpdate && input.TrackOptionType == TrackOptionType.修改) //跳过不允许手动修改的轨迹内容
                continue;

            res.Add(new GetAvailableContentOutput()
            {
                IsExternal = item.IsExternal,
                EnContent = item.EnContent,
                Content = item.Content,
                Code = item.Code,
                Id = item.Id
            });
        }

        if (input.TrackOptionType == TrackOptionType.创建
            || trackDetails == null
            || trackDetails.Count == 0)
        {
            return res;
        }


        //修改/删除/推送 操作，查轨迹内容列表反映明细表数据,重新构造响应数据
        var matchContent = new List<GetAvailableContentOutput>();
        var contents = res.Select(x => new
        {
            x.Id,
            x.IsExternal,
            x.Code
        });

        foreach (var content in contents)
        {
            var match = trackDetails
                .Where(x => x.TrackCode == content.Code)
                .Select(matchItem => new GetAvailableContentOutput
                {
                    IsExternal = content.IsExternal,
                    Id = content.Id,
                    EnContent = matchItem.TrackEnContent,
                    Content = matchItem.TrackContent,
                    Code = matchItem.TrackCode,
                    TrackPlace = matchItem.TrackPlace,
                    TrackTime = matchItem.TrackTime,
                    TrackTimeZone = matchItem.TrackTimeZone,
                    Source = matchItem.Source,

                    DestinationTimeZone = matchItem.DestinationTimeZone,
                    EstimatedDeliveryDate = matchItem.EstimatedDeliveryDate,
                    TrackPlacePostcode = matchItem.TrackPlacePostcode,
                    TrackPlaceNation = matchItem.TrackPlaceNation,
                    TrackPlaceNationId = matchItem.TrackPlaceNationId,
                    TrackPlaceProvince = matchItem.TrackPlaceProvince,
                    TrackPlaceProvinceId = matchItem.TrackPlaceProvinceId,
                    TrackPlaceCity = matchItem.TrackPlaceCity,
                    TrackPlaceCityId = matchItem.TrackPlaceCityId,
                    Remarks = matchItem.Remarks,
                    TrackTimeZoneValue = matchItem.DestinationTimeZone,
                    FileItems = matchItem.Files?.Select(x => new FileItemDto
                    {
                        FileName = x.FileName,
                        OssKey = x.OssKey
                    }).ToList()
                });
            matchContent.AddRange(match);
        }

        return res;
    }

    #region 私有方法

    private async Task AddAsync(EditTrackContentInput input)
    {
        #region 业务逻辑校验

        var trackContentEntitys = await _trackContentRepository.GetListAsync(a =>
            a.AppKey == input.AppKey && (a.Code == input.Code ||
                                                   a.Content == input.Content || a.EnContent == input.EnContent));
        if (trackContentEntitys.Any())
        {
            var codes = trackContentEntitys.FirstOrDefault(a => a.Code == input.Code);
            if (codes != null)
            {
                throw new BusinessException(message: "该应用下轨迹代码已存在");
            }

            var contents = trackContentEntitys.FirstOrDefault(a => a.Content == input.Content);
            if (contents != null)
            {
                throw new BusinessException(message: "该应用下轨迹内容已存在");
            }

            var contentEns = trackContentEntitys.FirstOrDefault(a => a.EnContent == input.EnContent);
            if (contentEns != null)
            {
                throw new BusinessException(message: "该应用下轨迹内容英文已存在");
            }
        }

        #endregion 业务逻辑校验

        var entity = ObjectMapper.Map<EditTrackContentInput, TrackContentEntity>(input);
        entity.TrackFlagId = input.TrackFlagIds?.JoinAsString(",");
        await _trackContentRepository.InsertAsync(entity);
    }

    private async Task UpdateAsync(EditTrackContentInput input)
    {
        #region 业务逻辑校验

        var trackContentEntities = await _trackContentRepository.GetListAsync(
            a => a.Id != input.Id && a.AppKey == input.AppKey &&
                 (a.Code == input.Code || a.Content == input.Content || a.EnContent == input.EnContent));
        if (trackContentEntities.Any())
        {
            var codes = trackContentEntities.FirstOrDefault(a => a.Code == input.Code);
            if (codes != null)
            {
                throw new BusinessException(message: "该应用下轨迹代码已存在");
            }

            var contents = trackContentEntities.FirstOrDefault(a => a.Content == input.Content);
            if (contents != null)
            {
                throw new BusinessException(message: "该应用下轨迹内容已存在");
            }

            var contentEns = trackContentEntities.FirstOrDefault(a => a.EnContent == input.EnContent);
            if (contentEns != null)
            {
                throw new BusinessException(message: "该应用下轨迹内容英文已存在");
            }
        }

        #endregion 业务逻辑校验

        //更新的时候需要覆盖内容映射轨迹代码
        var trackContent = await _trackContentRepository.GetFirstAsync(a => a.Id == input.Id);

        if (trackContent == null)
        {
            throw new BusinessException(message: "轨迹内容不存在");
        }

        using (var ts = TransacationHelper.GetReadCommitted())
        {
            // 如果轨迹内容的应用和code发生变化，同步到轨迹映射表
            if (trackContent.AppKey != input.AppKey || trackContent.Code != input.Code)
            {
                await _trackContentRepository.UpdateMapAsync(
                    x => new TrackContentMapEntity
                    {
                        AppKey = input.AppKey,
                        TrackContentCode = input.Code
                    },
                    x => x.TrackContentId == input.Id);

                await _trackContentRepository.UpdateMapAsync(
                    x => new TrackContentMapEntity
                    {
                        MapAppKey = input.AppKey,
                        MapTrackContentCode = input.Code
                    }, x => x.MapTrackContentId == input.Id);
            }

            ObjectMapper.Map(input, trackContent);
            trackContent.TrackFlagId = input.TrackFlagIds?.JoinAsString(",");
            await _trackContentRepository.UpdateAsync(trackContent);

            ts.Complete();
        }
    }

    private async Task DeleteAsync(EditTrackContentInput input)
    {
        #region 业务校验

        //var trackTemplateContents = await _trackTemplateContentBasicQuery.GetListAsync(a => a.TrackContentId == input.Id);
        //if (trackTemplateContents.Any())
        //{
        //    throw new BusinessException(message: "该轨迹内容关联轨迹模板，禁止删除");
        //}

        //需要加个判断，存在内容映射，则出提示
        //var trackContentMapEntities = await _trackContentMapBasicQuery.GetListAsync(a => a.TrackContentId == input.Id || a.MapTrackContentId == input.Id);
        //if (trackContentMapEntities.Any())
        //{
        //    throw new BusinessException(message: "无法删除该内容，该轨迹内容已在轨迹内容映射中使用了,请检查");
        //}

        #endregion 业务校验

        var isTrue = await _trackContentRepository.SoftDeleteAsync(x => x.Id == input.Id);
    }

    #endregion 私有方法
}