using ATS.NonCustodial.Application.Base;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.View;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.View.Input;
using ATS.NonCustodial.Application.Contracts.Interfaces.Admins.View.Output;
using ATS.NonCustodial.Domain.Entities.Admins;
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 AutoMapper.QueryableExtensions;
using Microsoft.EntityFrameworkCore;

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

        private readonly IEfRepository<AppView?, long> _viewRepository;

        public ViewService(IEfRepository<AppView?, long> moduleRepository)
        {
            _viewRepository = moduleRepository;
        }

        #endregion Identity

        /// <summary>
        /// 查询视图
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IResultOutput> GetAsync(long id)
        {
            var rtn = await base.GetAsync<AppView, ViewGetOutput, long>(_viewRepository, id);
            return ResultOutput.Ok(rtn);
        }

        /// <summary>
        /// 查询列表
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public async Task<IResultOutput> GetListAsync(string key)
        {
            var data = await _viewRepository.AsQueryable(false, true)
                .WhereIf(key.NotNull(), a => a.Path.Contains(key) || a.Label.Contains(key))
                .ProjectTo<ViewListOutput>(Mapper.ConfigurationProvider)
                .OrderByDescending(r => r.CreatedTime)
                .ToListAsync()
                .ConfigureAwait(false);

            return ResultOutput.Ok(data);
        }

        /// <summary>
        /// 新增
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IResultOutput> AddAsync(ViewAddInput input)
        {
            var entity = Mapper.Map<AppView>(input);
            await _viewRepository.InsertAsync(entity);

            return ResultOutput.Result(entity.Id > 0);
        }

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

            var entity = await _viewRepository.FindAsync(input.Id);
            if (!(entity?.Id > 0)) return ResultOutput.NotOk("视图不存在！");

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

        /// <summary>
        /// 彻底删除
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IResultOutput> DeleteAsync(long id)
        {
            var result = false;
            if (id > 0) result = (await _viewRepository.DeleteAsync(m => m.Id == id)) > 0;
            return ResultOutput.Result(result);
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<IResultOutput> SoftDeleteAsync(long id)
        {
            var result = await _viewRepository.DeleteAsync(w => w.Id == id);

            return ResultOutput.Result(result > 0);
        }

        /// <summary>
        /// 批量删除
        /// </summary>
        /// <param name="ids"></param>
        /// <returns></returns>

        public async Task<IResultOutput> BatchSoftDeleteAsync(long[] ids)
        {
            var result = await _viewRepository.DeleteAsync(w => ids.Contains(w.Id));

            return ResultOutput.Result(result > 0);
        }

        /// <summary>
        /// 同步
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IResultOutput> SyncAsync(ViewSyncInput input)
        {
            //查询所有视图
            var views = await _viewRepository.AsQueryable(false, true).ToListAsync();
            var names = views.Select(a => a.Name).ToList();
            var paths = views.Select(a => a.Path).ToList();

            //path处理
            foreach (var view in input.Views)
            {
                view.Path = view.Path?.Trim();
            }

            //批量插入
            {
                var inputViews = (from a in input.Views where !(paths.Contains(a.Path) || names.Contains(a.Name)) select a).ToList();
                if (inputViews.Count > 0)
                {
                    var insertViews = Mapper.Map<List<AppView>>(inputViews);
                    foreach (var insertView in insertViews)
                    {
                        if (insertView.Label.IsNull())
                        {
                            insertView.Label = insertView.Name;
                        }
                    }
                    insertViews = await _viewRepository.InsertAsync(insertViews);
                    views.AddRange(insertViews);
                }
            }

            //批量更新
            {
                var inputPaths = input.Views.Select(a => a.Path).ToList();
                var inputNames = input.Views.Select(a => a.Name).ToList();

                //修改
                var updateViews = (from a in views where inputPaths.Contains(a.Path) || inputNames.Contains(a.Name) select a).ToList();
                if (updateViews.Count > 0)
                {
                    foreach (var view in updateViews)
                    {
                        var inputView = input.Views.Where(a => a.Name == view.Name || a.Path == view.Path).FirstOrDefault();
                        if (view.Label.IsNull())
                        {
                            view.Label = inputView.Label ?? inputView.Name;
                        }
                        if (view.Description.IsNull())
                        {
                            view.Description = inputView.Description;
                        }
                        view.Name = inputView.Name;
                        view.Path = inputView.Path;
                        view.DataStatus = DataStatusEnum.Normal;
                    }
                }

                //禁用
                var disabledViews = (from a in views where (a.Path.NotNull() || a.Name.NotNull()) && (!inputPaths.Contains(a.Path) || !inputNames.Contains(a.Name)) select a).ToList();
                if (disabledViews.Count > 0)
                {
                    foreach (var view in disabledViews)
                    {
                        view.DataStatus = DataStatusEnum.Disable;
                    }
                }

                updateViews.AddRange(disabledViews);

                //批量更新
                await _viewRepository.UpdateAsync(
                    updateViews,
                    UpdatingProps<AppView>(x => x.Label, x => x.Path, x => x.Name, x => x.Description, x => x.DataStatus)
                    );
            }

            return ResultOutput.Ok();
        }
    }
}