using Dlhis.Basic.Device.Request;
using Dlhis.Basic.Device.Response;
using Dlhis.Entity.Basic.Entity;
using Dlhis.Entity.Canteen.Entities;
using Dlhis.Entity.Canteen.Enums;
using Dlhis.Entity.Device.Entities;
using Dlhis.Entity.Device.Enums;
using Dlhis.Sys.Api;
using Kurisu.AspNetCore.Authentication.Abstractions;
using Kurisu.AspNetCore.CustomClass;
using Kurisu.AspNetCore.DataAccess.Dto;
using Kurisu.AspNetCore.DataAccess.Entity;
using Kurisu.AspNetCore.DataAccess.SqlSugar.Extensions;
using Kurisu.AspNetCore.DataAccess.SqlSugar.Services;
using Kurisu.AspNetCore.Utils.Extensions;
using Mapster;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using SqlSugar;

namespace Dlhis.Basic.Device.Services.Implements;

public class DeviceService : IDeviceService
{
    private readonly IDbContext _dbContext;
    private readonly ICurrentUser _currentUser;
    private readonly ITenantApi _tenantApi;

    public DeviceService(IDbContext dbContext, ICurrentUser currentUser, ITenantApi tenantApi)
    {
        _dbContext = dbContext;
        _currentUser = currentUser;
        _tenantApi = tenantApi;
    }

    public async Task<Pagination<DevicePageResponse>> GetPageAsync(DevicePageRequest request)
    {
        var page = await _dbContext.Queryable<DeviceEntity>()
               .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
               .LeftJoin<DeviceRegistryEntity>((d, dt, dr) => d.UniqueNo == dr.DeviceUniqueNo)
               .LeftJoin<BusinessPlaceEntity>((d, dt, dr, bp) => dr.BusinessPlaceCode == bp.Code)
               .WhereIF(request.Type.HasValue, (d, dt) => d.Type == request.Type)
               .WhereIF(request.Enable.HasValue, (d, dt) => d.Enable == request.Enable)
               .WhereIF(request.Search.IsPresent(), d => d.UniqueNo == request.Search || d.DeployPlace.Contains(request.Search))
               .Select((d, dt, dr, bp) => new DevicePageResponse
               {
                   FuncsStr = d.Funcs.ToString(),
                   Brand = dt.Brand,
                   Type = d.Type,
                   BusinessPlaceCode = bp.Code,
                   BusinessPlaceName = bp.Name,
                   LastHeartbeatTime = dr.LastHeartbeatTime
               }, true)
               .ToPageListAsync(request);

        var deviceUniqueNos = page.Data.Select(x => x.UniqueNo).ToList();

        var balanceInfos = await _dbContext.Queryable<BalanceRecordEntity>().Where(x => x.Type == BalanceRecordTypeEnumType.Out)
            .Where(x=>x.Status == BalanceRecordStatusEnumType.Valid)
            .Where(x => deviceUniqueNos.Contains(x.DeviceUniqueNo))
            .Select(x => new
            {
                x.DeviceUniqueNo,
                Amount = SqlFunc.AggregateSum(x.Amount),
                UserCount = SqlFunc.AggregateDistinctCount(x.UserCode)
            })
            .GroupBy(x => x.DeviceUniqueNo)
            .ToListAsync();

        page.Data.ForEach(device =>
        {
            var info = balanceInfos.FirstOrDefault(x => x.DeviceUniqueNo == device.UniqueNo);
            if (info != null)
            {
                device.Amount = info.Amount;
                device.UserCount = info.UserCount;
            }
        });

        return page;
    }


    public async Task SaveAsync(DeviceSaveRequest request)
    {
        await CheckUniqueNoExistsAsync(request);
        var template = await CheckTemplateExistsAsync(request.TemplateCode);
        await CheckTemplateFieldAsync(request.TemplateCode, request.ConnectionInfo);

        DeviceEntity entity;
        if (!request.Id.HasValue)
        {
            entity = request.Adapt<DeviceEntity>();
            entity.UniqueNo = request.UniqueNo;
            entity.Code = Guid.NewGuid();
            await _dbContext.InsertAsync(entity);
            //同时保存注册信息
            var registry = await _dbContext.Queryable<DeviceRegistryEntity>().Where(x => x.DeviceUniqueNo == request.UniqueNo).FirstAsync();
            if (registry == null)
            {
                registry = new DeviceRegistryEntity()
                {
                    DeviceUniqueNo = request.UniqueNo,
                    LastHeartbeatTime = DateTime.Now,
                    RegisterTime = DateTime.Now,
                    BusinessPlaceCode = null,
                };

                await _dbContext.InsertAsync(registry);
            }
        }
        else
        {
            entity = await _dbContext.Queryable<DeviceEntity>().Where(x => x.Id == request.Id).FirstAsync();
            entity.ThrowIfNull("设备不存在,无法更新");

            //分类发生变化,检查是否存在分组
            if (request.Type != entity.Type)
            {
                var existsG = await _dbContext.Queryable<DeviceGroupRelationshipEntity>()
                          .LeftJoin<DeviceGroupEntity>((dgr, dg) => dgr.GroupCode == dg.Code)
                          .Where((dgr, dg) => dgr.DeviceCode == entity.Code)
                          .AnyAsync();

                existsG.ThrowIfTrue("存在设备分组,不可修改设备分类");
            }

            request.Adapt(entity);
            await _dbContext.UpdateAsync(entity);
        }

        await GenerateUploadRecordLogForBeginTimeAsync(entity);
    }

    /// <summary>
    /// 批量导入
    /// </summary>
    /// <param name="request"></param>
    /// <returns></returns>
    public async Task ImportAsync(List<DeviceImportRequest> request)
    {
        var businessPlaces = await _dbContext.Queryable<BusinessPlaceEntity>().ToListAsync();

        var message = new List<string>();
        await _dbContext.Client.Ado.BeginTranAsync();
        try
        {
            for (int i = 0; i < request.Count; i++)
            {
                var row = i + 1;
                try
                {
                    var item = request[i];
                    await SaveAsync(item);

                    var registry = await _dbContext.Queryable<DeviceRegistryEntity>().Where(x => x.DeviceUniqueNo == item.UniqueNo).FirstAsync();
                    businessPlaces.Any(x => x.Code == item.BusinessPlaceCode).ThrowIfFalse("营业点不存在");
                    registry.BusinessPlaceCode = item.BusinessPlaceCode;
                    await _dbContext.UpdateAsync(registry);
                }
                catch (Exception ex)
                {
                    message.Add($"第{row}列:{ex.Message}");
                }
            }

            message.ThrowIfExists(message.Join("\r\n"));

            await _dbContext.Client.Ado.CommitTranAsync();
        }
        catch
        {
            await _dbContext.Client.Ado.RollbackTranAsync();
            throw;
        }
    }

    //******************************************************** help methods **********************************************************

    private async Task GenerateUploadRecordLogForBeginTimeAsync(DeviceEntity entity)
    {
        if (entity.Type == DeviceTypeEnumType.Door || entity.Type == DeviceTypeEnumType.Attendance)
        {
            var exists = await _dbContext.Queryable<DeviceUploadLogEntity>()
                   .Where(x => x.DeviceUniqueNo == entity.UniqueNo)
                   .Where(x => x.Type == DeviceUploadLogTypeEnumType.Raise)
                   .AnyAsync();

            if (!exists)
            {
                await _dbContext.InsertAsync(new DeviceUploadLogEntity
                {
                    DeviceUniqueNo = entity.UniqueNo,
                    Type = DeviceUploadLogTypeEnumType.Raise,
                    UserUniqueNo = string.Empty,
                    RaiseDateTime = entity.CreateTime,

                    CreatedBy = 1,
                    CreateTime = DateTime.Now,
                    ModifiedBy = 1,
                    ModifiedTime = DateTime.Now,
                });
            }
        }
    }

    /// <summary>
    /// 检查设备模板是否存在
    /// </summary>
    /// <param name="templateCode"></param>
    /// <returns></returns>
    private async Task<DeviceTemplateEntity> CheckTemplateExistsAsync(Guid templateCode)
    {
        var entity = await _dbContext.Queryable<DeviceTemplateEntity>().Where(x => x.Code == templateCode).FirstAsync();
        entity.ThrowIfNull("设备模板不存在");

        return entity;
    }

    /// <summary>
    /// 检查设备连接参数是否与模板设定一致
    /// </summary>
    /// <param name="templateCode"></param>
    /// <param name="jsonContent"></param>
    /// <returns></returns>
    private async Task CheckTemplateFieldAsync(Guid templateCode, string jsonContent)
    {
        var template = await _dbContext.Queryable<DeviceTemplateEntity>().Where(x => x.Code == templateCode).FirstAsync();
        template.ThrowIfNull("设备模板不存在");

        try
        {
            var templateJobj = JObject.Parse(template.Template);
            var jobj = JObject.Parse(jsonContent);
            (templateJobj.Count == jobj.Count).ThrowIfFalse("连接参数字段数不一致");

            foreach (var item in templateJobj)
            {
                jobj.ContainsKey(item.Key).ThrowIfFalse($"设备连接参数需要和模板一致.缺失{item.Key}");
            }
        }
        catch (Exception ex) when (ex is JsonReaderException)
        {
            throw new UserFriendlyException("连接信息参数格式不正确");
        }
        catch (Exception)
        {
            throw;
        }
    }


    /// <summary>
    /// 检查唯一号是否存在
    /// </summary>
    /// <param name="request"></param>
    /// <returns></returns>
    private async Task CheckUniqueNoExistsAsync(DeviceSaveRequest request)
    {
        var currentTenantId = _currentUser.GetStringTenantId();
        _dbContext.Client.QueryFilter.ClearAndBackup<ITenantId>();
        try
        {
            //查询设备是否存在
            var device = await _dbContext.Queryable<DeviceEntity>()
                          .Where(x => x.UniqueNo == request.UniqueNo)
                          .WhereIF(request.Id.HasValue, x => x.Id != request.Id)
                          .FirstAsync();

            if (device != null)
            {
                (device.TenantId == currentTenantId).ThrowIfTrue("设备已经存在,请检查");

                var factory = device.TenantId;
                try
                {
                    var tenantResult = await _tenantApi.GetTenantByCodeAsync(device.TenantId);
                    factory = tenantResult?.Data?.Name ?? string.Empty;
                }
                catch (Exception)
                {

                }

                true.ThrowIfTrue($"设备已添加{factory}厂区");
            }
        }
        finally
        {
            _dbContext.Client.QueryFilter.Restore();
        }
    }


    public async Task<bool> CheckExistsAsync(string deviceUniqueNo)
    {
        _dbContext.Client.QueryFilter.ClearAndBackup<ITenantId>();
        try
        {
            return await _dbContext.Queryable<DeviceEntity>()
            .Where(x => x.UniqueNo == deviceUniqueNo && x.Enable)
            .AnyAsync();
        }
        finally
        {
            _dbContext.Client.QueryFilter.Restore();
        }
    }

    /// <summary>
    /// 获取设备
    /// </summary>
    /// <param name="request"></param>
    /// <returns></returns>
    public async Task<DeviceResponse> GetDeviceByNoAsync(DeviceByNoRequest request)
    {
        var device = await _dbContext.Queryable<DeviceEntity>()
            .Where(x => x.UniqueNo == request.UniqueNo)
            .Select(device => new DeviceResponse
            {
                FuncsStr = device.Funcs.ToString(),
                ConnectionInfoStr = device.ConnectionInfo

            }, true)
            .SingleAsync();

        return device;
    }

    public async Task<List<DeviceResponse>> GetAttendanceDevicesAsync()
    {
        var devices = await _dbContext.Queryable<DeviceEntity>()
            .Where(x => x.Enable)
            .Where(x => x.Type == DeviceTypeEnumType.Attendance || (x.Type == DeviceTypeEnumType.Door && x.AsAttendance))
            .Select(x => new DeviceResponse
            {
                FuncsStr = x.Funcs.ToString()
            }, true)
            .ToListAsync();

        return devices.Where(x => x.Type == DeviceTypeEnumType.Attendance).ToList();
    }

    public async Task<DeviceNumberResponse> GetDeviceNumberAsync()
    {
        var devices = await _dbContext.Queryable<DeviceEntity>().Where(x => x.Type == DeviceTypeEnumType.Attendance || (x.Type == DeviceTypeEnumType.Door && x.AsAttendance)).ToListAsync();

        var offlineNumber = await GetOfflineDevicesCount(devices);

        var res = new DeviceNumberResponse
        {
            OfflineNumber = offlineNumber.Count,
            TotalNumber = devices.Count,
            OnlineNumber = devices.Count - offlineNumber.Count
        };
        return res;
    }
    /// <summary>
    /// 获取离线设备
    /// </summary>
    /// <returns></returns>
    private async Task<List<DeviceEntity>> GetOfflineDevicesCount(List<DeviceEntity> devices)
    {
        var now = DateTime.Now;

        var deviceUniqueNos = devices.Select(x => x.UniqueNo).ToList();

        var deviceRegistries = await _dbContext.Queryable<DeviceRegistryEntity>()
            .LeftJoin<DeviceEntity>((x, d) => x.DeviceUniqueNo == d.UniqueNo)
            .Where(x => deviceUniqueNos.Contains(x.DeviceUniqueNo))
            .Select((x, d) => new
            {
                d.UniqueNo,
                d.HeartbeatInterval,
                x.LastHeartbeatTime
            })
            .ToListAsync();

        var onlineDevices = deviceRegistries
                .Where(x =>
                {
                    if (x.HeartbeatInterval <= 0)
                    {
                        return true;
                    }

                    return x.LastHeartbeatTime.AddSeconds(x.HeartbeatInterval * 3) >= now;

                })
                .Select(x => new
                {
                    x.UniqueNo,
                })
                .ToList();
        var onlineUniqueNos = new List<string>();
        onlineDevices.ForEach(x => onlineUniqueNos.Add(x.UniqueNo));

        var offUniqueNos = deviceUniqueNos.Except(onlineUniqueNos).ToList();
        var list = devices.Where(x => offUniqueNos.Contains(x.UniqueNo)).ToList();
        return list;
    }


    public async Task<Pagination<DevicePageResponse>> GetAttendanceTotalAsync(AttendanceTotalRequest request)
    {
        var page = await _dbContext.Queryable<DeviceEntity>()
                .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
                .Where(d => d.Type == DeviceTypeEnumType.Attendance || (d.Type == DeviceTypeEnumType.Door && d.AsAttendance))
                .Select((d, dt) => new DevicePageResponse
                {
                    FuncsStr = d.Funcs.ToString(),
                    Brand = dt.Brand,
                    Type = d.Type,

                }, true)
                .ToPageListAsync(request);

        return page;
    }

    public async Task<Pagination<DevicePageResponse>> GetAttendanceOfflineAsync(DeviceOnlineAndOfflineRequest request)
    {
        var devices = await _dbContext.Queryable<DeviceEntity>().Where(x => x.Type == DeviceTypeEnumType.Attendance || (x.Type == DeviceTypeEnumType.Door && x.AsAttendance)).ToListAsync();

        //离线
        var offDevices = await GetOfflineDevicesCount(devices);
        var offids = offDevices.Select(x => x.Id).ToList();

        if (request.IsOnAndOff)
        {
            //离线
            var offpage = await _dbContext.Queryable<DeviceEntity>()
                .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
                .Where(d => d.Type == DeviceTypeEnumType.Attendance)
                .Where(d => offids.Contains(d.Id))
                .Select((d, dt) => new DevicePageResponse
                {
                    FuncsStr = d.Funcs.ToString(),
                    Brand = dt.Brand,
                    Type = d.Type,

                }, true)
                .ToPageListAsync(request);
            return offpage;
        }
        //在线
        var ids = devices.Select(x => x.Id).ToList();
        List<long> onids = ids.Except(offids).ToList();

        var page = await _dbContext.Queryable<DeviceEntity>()
                .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
                .Where(d => d.Type == DeviceTypeEnumType.Attendance)
                .Where(d => onids.Contains(d.Id))
                .Select((d, dt) => new DevicePageResponse
                {
                    FuncsStr = d.Funcs.ToString(),
                    Brand = dt.Brand,
                    Type = d.Type,

                }, true)
                .ToPageListAsync(request);

        return page;
    }

    public async Task<Pagination<DevicePageResponse>> GetDoorOfflineAsync(GetDoorOfflineRequest request)
    {
        var devices = await _dbContext.Queryable<DeviceEntity>().Where(x => x.Type == DeviceTypeEnumType.Door).ToListAsync();

        var offDevices = await GetOfflineDevicesCount(devices);
        var offids = offDevices.Select(x => x.Id).ToList();

        if (request.IsOnAndOff)
        {
            //离线
            var offpage = await _dbContext.Queryable<DeviceEntity>()
                .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
                .Where(d => d.Type == DeviceTypeEnumType.Door)
                .Where(d => offids.Contains(d.Id))
                .Select((d, dt) => new DevicePageResponse
                {
                    FuncsStr = d.Funcs.ToString(),
                    Brand = dt.Brand,
                    Type = d.Type,

                }, true)
                .ToPageListAsync(request);
            return offpage;
        }
        //在线
        var ids = devices.Select(x => x.Id).ToList();
        List<long> onids = ids.Except(offids).ToList();

        var page = await _dbContext.Queryable<DeviceEntity>()
                .LeftJoin<DeviceTemplateEntity>((d, dt) => d.TemplateCode == dt.Code)
                .Where(d => d.Type == DeviceTypeEnumType.Door)
                .Where(d => onids.Contains(d.Id))
                .Select((d, dt) => new DevicePageResponse
                {
                    FuncsStr = d.Funcs.ToString(),
                    Brand = dt.Brand,
                    Type = d.Type,

                }, true)
                .ToPageListAsync(request);

        return page;

    }

    public async Task<List<RecentNumberResponse>> GetRecentNumbersAsync()
    {
        //获取近30天并转化为"yyyy-MM-dd"集合
        DateTime currentDate = DateTime.Now;
        var times = new List<string>();
        for (int i = 0; i < 30; i++)
        {
            DateTime date = currentDate.AddDays(-i);
            string dateString = date.ToString("yyyy-MM-dd");
            times.Add(dateString);
        }

        var devices = await _dbContext.Queryable<DeviceEntity>().Where(x => x.Type == DeviceTypeEnumType.Attendance || (x.Type == DeviceTypeEnumType.Door && x.AsAttendance)).ToListAsync();

        var list = new List<RecentNumberResponse>();
        times.ForEach(time =>
        {
            var count = devices.Count(x => x.CreateTime.ToString("yyyy-MM-dd") == time);
            var res = new RecentNumberResponse
            {
                Date = time,
                Num = count,
            };
            list.Add(res);
        });

        return list;
    }
}