using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using LCU.Library.Internal.IncentiveApiModels.Entities;
using LCU.Library.Internal.IncentiveApiModels.Results;
using Microsoft.EntityFrameworkCore;
using Serilog;

namespace LCU.API.Internal.Operations.IncentiveApiLib.Persistence;

public class ApplicationDbIntegrityService : IApplicationDbIntegrityService
{
    private readonly ApplicationDbContext _applicationDbContext;
    private const string DataIntegrityFailureMessage = "AppUserId maintenance was required, the system was unable to carry out all of this maintenance in an automated fashion and this must be looked into immediately";
    private const string DataIntegrityPartialSuccessMessage = "AppUserId maintenance was required, it was carried out in an automated fashion but this should not have been required and needs to be looked into";
    private const string DataIntegritySuccessMessage = "Data integrity audit finished successfully, no maintenance was required";

    public ApplicationDbIntegrityService(ApplicationDbContext applicationDbContext)
    {
        _applicationDbContext = applicationDbContext;
    }

    public async Task<bool> AppUserIdIntegrityMaintenanceSucceeded(CancellationToken cancellationToken)
    {
        try
        {
            EnsureAuditCreateAndUpdateAppUserIds();

            Log.Information("ApplicationDbIntegrity: RunDataIntegrityAudit method Started");

            var allMaintenanceResults = new List<DataIntegrityAuditResult>
            {
                await DetermineActivityMaintenanceAuditResult(),
                await DetermineActivityTransferActionMaintenanceAuditResult(),
                await DetermineDeadActivityMaintenanceAuditResult(),
                await DetermineGoalMaintenanceAuditResult(),
                await DetermineGoalChangeMaintenanceAuditResult()
            };

            Log.Information("ApplicationDbIntegrity: RunDataIntegrityAudit method Ended");

            var overallMaintenanceResult = await DetermineOverallDataIntegrityAuditResult(allMaintenanceResults);

            if (!overallMaintenanceResult.MaintenanceAutomationFailed && !overallMaintenanceResult.MaintenanceWasRequired)
            {
                Log.Information(DataIntegritySuccessMessage);
                return true;
            }

            if (!overallMaintenanceResult.MaintenanceAutomationFailed && overallMaintenanceResult.MaintenanceWasRequired)
            {
                Log.Information(DataIntegrityPartialSuccessMessage);
                throw new Exception(DataIntegrityPartialSuccessMessage);
            }

            if (!overallMaintenanceResult.MaintenanceAutomationFailed && overallMaintenanceResult.MaintenanceWasRequired)
            {
                Log.Information(DataIntegrityFailureMessage);
                throw new Exception(DataIntegrityFailureMessage);
            }

            return false;
        }
        catch (Exception ex)
        {
            Log.Error(ex, $"Failed to execute AppUserId integrity checks, Error: {ex.Message}");
            return false;
        }
    }

    private async Task<DataIntegrityAuditResult> DetermineOverallDataIntegrityAuditResult(List<DataIntegrityAuditResult> dataIntegrityAuditResults)
    {
        return await Task.FromResult(
            new DataIntegrityAuditResult
            {
                MaintenanceAutomationFailed = dataIntegrityAuditResults.Any(x => x.MaintenanceAutomationFailed),
                MaintenanceWasRequired = dataIntegrityAuditResults.Any(x => x.MaintenanceWasRequired)
            });
    }

    private async Task<DataIntegrityAuditResult> DetermineActivityMaintenanceAuditResult()
    {
        var dataIntegrityAuditResult = new DataIntegrityAuditResult();
        var targetEmployeeIds = _applicationDbContext.Activities.Where(x => x.EmployeeId != null && x.AppUserId == Guid.Empty)
            .Select(x => x.EmployeeId)
            .Distinct();

        if (!targetEmployeeIds.Any())
        {
            return dataIntegrityAuditResult;
        }

        dataIntegrityAuditResult.MaintenanceWasRequired = true;

        Log.Warning("Found Activity records with empty AppUserIds, this should not happen and needs to be investigated");

        foreach (var targetEmployeeId in targetEmployeeIds)
        {
            try
            {
                var appUsers = _applicationDbContext.AppUsers.Where(x => x.EmployeeId == targetEmployeeId);

                if (appUsers.Count() != 1)
                {
                    Log.Information($"{appUsers.Count()} returned from AppUser lookup on {targetEmployeeId} during DetermineActivityMaintenanceAuditResult, " +
                                                                                $"unable to perform automatic maintenance this needs to be addressed manually");
                    dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                    continue;
                }

                var appUser = await appUsers.FirstAsync();
                foreach (var item in _applicationDbContext.Activities.Where(x => x.EmployeeId == appUser.EmployeeId
                                                                                 && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }
            catch (Exception ex)
            {
                dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                Log.Error(ex, ex.Message);
            }
        }

        return dataIntegrityAuditResult;
    }

    private async Task<DataIntegrityAuditResult> DetermineActivityTransferActionMaintenanceAuditResult()
    {
        var dataIntegrityAuditResult = new DataIntegrityAuditResult();
        var targetEmployeeIds = _applicationDbContext.ActivityTransferActions.Where(x => x.NewActivityEmployeeId != null && x.NewAppUserId == Guid.Empty)
            .Select(x => x.NewActivityEmployeeId)
            .Distinct();

        if (!targetEmployeeIds.Any())
        {
            return dataIntegrityAuditResult;
        }

        dataIntegrityAuditResult.MaintenanceWasRequired = true;

        Log.Information("Found ActivityTransferAction records with empty AppUserIds, this should not happen and needs to be investigated");

        foreach (var targetEmployeeId in targetEmployeeIds)
        {
            try
            {
                var appUsers = _applicationDbContext.AppUsers.Where(x => x.EmployeeId == targetEmployeeId);

                if (appUsers.Count() != 1)
                {
                    Log.Information($"{appUsers.Count()} returned from AppUser lookup on {targetEmployeeId} during DetermineActivityTransferActionMaintenanceAuditResult, " +
                                                                                $"unable to perform automatic maintenance this needs to be addressed manually");
                    dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                    continue;
                }

                var appUser = await appUsers.FirstAsync();
                foreach (var item in _applicationDbContext.ActivityTransferActions.Where(x => x.NewActivityEmployeeId == appUser.EmployeeId
                                                                                              && x.NewAppUserId == Guid.Empty))
                {
                    item.NewAppUserId = appUser.Id;
                }
            }
            catch (Exception ex)
            {
                dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                Log.Error(ex, ex.Message);
            }
        }

        return dataIntegrityAuditResult;
    }

    private void EnsureAuditCreateAndUpdateAppUserIds()
    {
        Log.Information("ApplicationDbIntegrity: EnsureAuditCreateAndUpdateAppUserIds method Started");

        foreach (var appUser in _applicationDbContext.AppUsers)
        {
            try
            {
                SyncIdsWithDb(appUser, true).GetAwaiter().GetResult();
            }
            catch (Exception ex)
            {
                Log.Error(ex, ex.Message);
            }
        }

        Log.Information("ApplicationDbIntegrity: EnsureAuditCreateAndUpdateAppUserIds method Ended");
    }

    private async Task<DataIntegrityAuditResult> DetermineDeadActivityMaintenanceAuditResult()
    {
        var dataIntegrityAuditResult = new DataIntegrityAuditResult();
        var targetEmployeeIds = _applicationDbContext.DeadActivities.Where(x => x.EmployeeId != null && x.AppUserId == Guid.Empty)
            .Select(x => x.EmployeeId)
            .Distinct();

        if (!targetEmployeeIds.Any())
        {
            return dataIntegrityAuditResult;
        }

        dataIntegrityAuditResult.MaintenanceWasRequired = true;

        Log.Information("Found DeadActivity records with empty AppUserIds, this should not happen and needs to be investigated");

        foreach (var targetEmployeeId in targetEmployeeIds)
        {
            try
            {
                var appUsers = _applicationDbContext.AppUsers.Where(x => x.EmployeeId == targetEmployeeId);

                if (appUsers.Count() != 1)
                {
                    Log.Information($"{appUsers.Count()} returned from AppUser lookup on {targetEmployeeId} during DetermineDeadActivityMaintenanceAuditResult, " +
                                                                            $"unable to perform automatic maintenance this needs to be addressed manually");
                    dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                    continue;
                }

                var appUser = await appUsers.FirstAsync();
                foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.EmployeeId == appUser.EmployeeId
                                                                                     && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }
            catch (Exception ex)
            {
                dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                Log.Error(ex, ex.Message);
            }
        }

        return dataIntegrityAuditResult;
    }

    private async Task<DataIntegrityAuditResult> DetermineGoalMaintenanceAuditResult()
    {
        var dataIntegrityAuditResult = new DataIntegrityAuditResult();
        var targetEmployeeIds = _applicationDbContext.Goals.Where(x => x.EmployeeId != null && x.AppUserId == Guid.Empty).Select(x => x.EmployeeId).Distinct();

        if (!targetEmployeeIds.Any())
        {
            return dataIntegrityAuditResult;
        }

        dataIntegrityAuditResult.MaintenanceWasRequired = true;

        Log.Information("Found Goal records with empty AppUserIds, this should not happen and needs to be investigated");

        foreach (var targetEmployeeId in targetEmployeeIds)
        {
            try
            {
                var appUsers = _applicationDbContext.AppUsers.Where(x => x.EmployeeId == targetEmployeeId);

                if (appUsers.Count() != 1)
                {
                    Log.Information($"{appUsers.Count()} returned from AppUser lookup on {targetEmployeeId} during DetermineGoalMaintenanceAuditResult, " +
                                                                        $"unable to perform automatic maintenance this needs to be addressed manually");
                    dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                    continue;
                }

                var appUser = await appUsers.FirstAsync();
                foreach (var item in _applicationDbContext.Goals.Where(x => x.EmployeeId == appUser.EmployeeId
                                                                            && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }
            catch (Exception ex)
            {
                dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                Log.Error(ex, ex.Message);
            }
        }

        return dataIntegrityAuditResult;
    }

    private async Task<DataIntegrityAuditResult> DetermineGoalChangeMaintenanceAuditResult()
    {
        var dataIntegrityAuditResult = new DataIntegrityAuditResult();
        var targetEmployeeIds = _applicationDbContext.GoalChanges.Where(x => x.PersonId != null && x.AppUserId == Guid.Empty)
            .Select(x => x.PersonId)
            .Distinct();

        if (!targetEmployeeIds.Any())
        {
            return dataIntegrityAuditResult;
        }

        dataIntegrityAuditResult.MaintenanceWasRequired = true;

        Log.Information("Found GoalChange records with empty AppUserIds, this should not happen and needs to be investigated");

        foreach (var targetEmployeeId in targetEmployeeIds)
        {
            try
            {
                var appUsers = _applicationDbContext.AppUsers.Where(x => x.EmployeeId == targetEmployeeId);

                if (appUsers.Count() != 1)
                {
                    Log.Information($"{appUsers.Count()} returned from AppUser lookup on {targetEmployeeId} during DetermineGoalChangeMaintenanceAuditResult, " +
                                                                                $"unable to perform automatic maintenance this needs to be addressed manually");
                    dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                    continue;
                }

                var appUser = await appUsers.FirstAsync();
                foreach (var item in _applicationDbContext.GoalChanges.Where(x => x.PersonId == appUser.EmployeeId
                                                                                  && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }
            catch (Exception ex)
            {
                dataIntegrityAuditResult.MaintenanceAutomationFailed = true;
                Log.Error(ex, ex.Message);
            }
        }

        return dataIntegrityAuditResult;
    }

    public async Task<bool> SyncAppUserUpdate(AppUser appUser)
    {
        try
        {
            foreach (var item in _applicationDbContext.Activities.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Activities.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Activities.Where(x => x.AppUserId == appUser.Id))
            {
                item.EmployeeEmail = appUser.AdEmail;
                item.EmployeeId = appUser.EmployeeId;
            }

            foreach (var item in _applicationDbContext.ActivityDetailUpdates.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.ActivityStateChanges.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
    
            foreach (var item in _applicationDbContext.ActivityTransferActions.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.ActivityTransferActions.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
 
            foreach (var item in _applicationDbContext.AppUsers.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.AppUsers.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
       
            foreach (var item in _applicationDbContext.Commissions.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Commissions.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
          
            foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.AppUserId == appUser.Id))
            {
                item.EmployeeEmail = appUser.AdEmail;
                item.EmployeeId = appUser.EmployeeId;
            }
         
            foreach (var item in _applicationDbContext.DepartmentAssignments.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.DepartmentAssignments.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
        
            foreach (var item in _applicationDbContext.DepartmentLineItems.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.DepartmentLineItems.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
         
            foreach (var item in _applicationDbContext.Departments.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Departments.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
          
            foreach (var item in _applicationDbContext.GoalChanges.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.GoalChanges.Where(x => x.AppUserId == appUser.Id))
            {
                item.PersonId = appUser.EmployeeId;
            }
          
            foreach (var item in _applicationDbContext.Goals.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Goals.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.Goals.Where(x => x.AppUserId == appUser.Id))
            {
                item.EmployeeId = appUser.EmployeeId;
            }
           
            foreach (var item in _applicationDbContext.PayoutLineItems.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.PayoutLineItems.Where(x => x.AppUserId == appUser.Id))
            {
                item.EmployeeId = appUser.EmployeeId;
            }
         
            foreach (var item in _applicationDbContext.RoleMappings.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.RoleMappings.Where(x => x.LastUpdatedByAppUserId == appUser.Id))
            {
                item.LastUpdatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
          
            foreach (var item in _applicationDbContext.UserDepartmentHistories.Where(x => x.CreatedByAppUserId == appUser.Id)
                    )
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
        
            foreach (var item in _applicationDbContext.UserPermissionHistories.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }

            foreach (var item in _applicationDbContext.UserPermissionHistories.Where(x => x.AppUserId == appUser.Id))
            {
                item.EmployeeId = int.Parse(appUser.EmployeeId);
            }
          
            foreach (var item in _applicationDbContext.UserPermissions.Where(x => x.CreatedByAppUserId == appUser.Id))
            {
                item.CreatedBy = appUser.AppUserFullNameInFromContextFormat();
            }
           
            await _applicationDbContext.SaveChangesAsync();

            return true;
        }
        catch (Exception ex)
        {
            Log.Error(ex, ex.Message);
        }

        return false;
    }

    public async Task<bool> SyncIdsWithDb(AppUser appUser, bool limitScopeToAuditCreateAndUpdate = false)
    {
        try
        {
            Log.Information($"ApplicationDbIntegrity: SyncIdsWithDb for User {appUser.FullName} Started");
            foreach (var item in _applicationDbContext.Activities.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                             && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.Activities.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                             && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.Activities.Where(x => x.EmployeeEmail == appUser.AdEmail
                                                                                 && x.EmployeeId == appUser.EmployeeId
                                                                                 && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.ActivityDetailUpdates.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                        && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.ActivityStateChanges.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                       && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.ActivityTransferActions.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                          && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.ActivityTransferActions.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                          && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.AppUsers.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                           && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.AppUsers.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                           && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }
 
            foreach (var item in _applicationDbContext.Commissions.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                              && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.Commissions.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                              && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                 && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                 && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.DeadActivities.Where(x => x.EmployeeEmail == appUser.AdEmail
                                                                                     && x.EmployeeId == appUser.EmployeeId
                                                                                     && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.DepartmentAssignments.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                        && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.DepartmentAssignments.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                        && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.DepartmentAssignments.Where(x => x.Employee.AdEmail == appUser.AdEmail
                                                                                            && x.Employee.EmployeeId == appUser.EmployeeId
                                                                                            && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.DepartmentLineItems.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                      && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.DepartmentLineItems.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                      && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.Departments.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                              && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.Departments.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                              && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.GoalChanges.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                              && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.GoalChanges.Where(x => x.PersonId == appUser.EmployeeId
                                                                                  && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.Goals.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                        && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.Goals.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                        && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.Goals.Where(x => x.EmployeeId == appUser.EmployeeId
                                                                            && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.PayoutLineItems.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                  && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.PayoutLineItems.Where(x => x.EmployeeId == appUser.EmployeeId
                                                                                      && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.RoleMappings.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                               && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.RoleMappings.Where(x => x.LastUpdatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                               && x.LastUpdatedByAppUserId == Guid.Empty))
            {
                item.LastUpdatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.UserDepartmentHistories.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                          && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            foreach (var item in _applicationDbContext.UserPermissionHistories.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                          && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.UserPermissionHistories.Where(x => x.EmployeeId.ToString() == appUser.EmployeeId
                                                                                              && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            foreach (var item in _applicationDbContext.UserPermissions.Where(x => x.CreatedBy == appUser.AppUserFullNameInFromContextFormat()
                                                                                  && x.CreatedByAppUserId == Guid.Empty))
            {
                item.CreatedByAppUserId = appUser.Id;
            }

            if (!limitScopeToAuditCreateAndUpdate)
            {
                foreach (var item in _applicationDbContext.UserPermissions.Where(x => x.AppUser.AdEmail == appUser.AdEmail
                                                                                      && x.AppUser.EmployeeId == appUser.EmployeeId
                                                                                      && x.AppUserId == Guid.Empty))
                {
                    item.AppUserId = appUser.Id;
                }
            }

            await _applicationDbContext.SaveChangesAsync();
            return true;
        }
        catch (Exception ex)
        {
            Log.Error(ex, ex.Message);
        }

        return false;
    }
}