using LCU.API.Internal.Operations.IncentiveApi.Models.DataTransfer;
using LCU.API.Internal.Operations.IncentiveApi.Models.ExternalActivities;
using LCU.API.Internal.Operations.IncentiveApiLib.Services;
using LCU.API.Internal.Operations.IncentiveApiLib.Repositories;
using LCU.Library.Internal.IncentiveApiModels.Entities;
using LCU.Library.Internal.IncentiveApiModels.Enums;

namespace LCU.API.Internal.Operations.IncentiveApi.Services.ExternalActivity;

public class NewVehicleActivityStrategy : IExternalActivityStrategy
{
    private readonly IUserService _userService;
    private readonly IDepartmentRepository _departmentRepository;

    public NewVehicleActivityStrategy(IUserService userService, IDepartmentRepository departmentRepository)
    {
        _userService = userService;
        _departmentRepository = departmentRepository;
    }

    public bool CanMapActivity(IExternalActivity activity)
    {
        return activity.GetActivityType() == ActivityType.Sale && activity.GetProductType() == Product.Vehicle;
    }

    public async Task<Activity> MapToActivityManagerActivity(IExternalActivity activity)
    {
        AppUser appUser = null;
        Department department = null;
        try
        {
            if (activity is NewLoanSaleActivity newVehicleActivity)
            {
                if (string.IsNullOrWhiteSpace(newVehicleActivity.EmployeeEmail))
                {
                    try
                    {
                        appUser = await _userService.TryFindSingleUserByName(new UserNameSearchRequest()
                        {
                            FirstName = newVehicleActivity.AssociateFirst,
                            LastName = newVehicleActivity.AssociateLast,
                            MiddleInit = newVehicleActivity.AssociateMiddleInit,
                            DnaOrgNbr = newVehicleActivity.BranchOrgNbr.ToString()
                        });
                    }
                    catch (InvalidOperationException ioe)
                    {
                        Log.Error(ioe,
                            $"More than one user found for name query {newVehicleActivity.AssociateFirst}, {newVehicleActivity.AssociateLast}, will try employee email.");
                    }
                }
                else
                {
                    appUser = await _userService.GetUserByAdEmailAsync(newVehicleActivity.EmployeeEmail);
                }

                if (appUser == null)
                {
                    return activity.MapToActivity();
                }

                department = await _departmentRepository.FindUserHomeDepartment(appUser);
            }
        }
        catch (Exception ex)
        {
            Log.Error(ex,
                $"Failed to get data for NewVehicleActivityStrategy with sourceId: {activity.MapToActivity().SourceId}. Falling back to basic mapping.");
        }

        var mappedActivity = activity.MapToActivity();
        mappedActivity.AppUserId = appUser?.Id ?? Guid.Empty;
        mappedActivity.EmployeeId = appUser?.EmployeeId;
        mappedActivity.DepartmentId = department?.Id ?? -1;
        return mappedActivity;
    }
}