AddressService

using System.Linq.Expressions;
using AutoMapper;
using Microsoft.Extensions.Logging;
using WebStore.DAL.EF;
using WebStore.Model.DataModels;
using WebStore.ViewModels.VM;
using WebStore.Services.Interfaces;
namespace WebStore.Services.ConcreteServices;
public class AddressService : BaseService, IAddressService
{
    public AddressService(ApplicationDbContext dbContext, IMapper mapper, ILogger logger) : base(dbContext, mapper, logger){}
    public AddressVm AddOrUpdateAddress(AddOrUpdateAddressVm addOrUpdateAddressVm)
    {
        try
        {
            if (addOrUpdateAddressVm == null)
                throw new ArgumentNullException("View model parameter is null");
            var addressEntity = Mapper.Map<Address>(addOrUpdateAddressVm);
            if (!addOrUpdateAddressVm.Id.HasValue || addOrUpdateAddressVm.Id == 0)
                DbContext.Addresses.Add(addressEntity);
            else
                DbContext.Addresses.Update(addressEntity);
            DbContext.SaveChanges();
            var addressVm = Mapper.Map<AddressVm>(addressEntity);
            return addressVm;
        }
        catch (Exception ex)
        {
            Logger.LogError(ex, ex.Message);
            throw;
        }
    }
    public bool DeleteAddress(Expression<Func<Address, bool>> filterExpression)
    {
        try
        {
        if (filterExpression == null)
            throw new ArgumentNullException("Filter expression parameter is null");
        var addressEntity = DbContext.Addresses.FirstOrDefault(filterExpression);
        if (addressEntity != null)
        {
            DbContext.Addresses.Remove(addressEntity);
            DbContext.SaveChanges();
            return true;
        }
        else return false;
        }
        catch (Exception ex)
        {
            Logger.LogError(ex, ex.Message);
            throw;
        }
    }
    public AddressVm GetAddress(Expression<Func<Address, bool>>? filterExpression)
    {
    try
        {
        if (filterExpression == null)
            throw new ArgumentNullException("Filter expression parameter is null");
        var addressEntity = DbContext.Addresses.FirstOrDefault(filterExpression);
        var addressVm = Mapper.Map<AddressVm>(addressEntity);
        return addressVm;
        }
    catch (Exception ex)
    {
        Logger.LogError(ex, ex.Message);
        throw;
    }
    }
    public IEnumerable<AddressVm> GetAddresses(Expression<Func<Address, bool>>? filterExpression = null)
    {
        try
        {
            var addressesQuery = DbContext.Addresses.AsQueryable();
            if (filterExpression != null)
                addressesQuery = addressesQuery.Where(filterExpression);
            var addressVms = Mapper.Map<IEnumerable<AddressVm>>(addressesQuery);
            return addressVms;
        }
        catch (Exception ex)
        {
            Logger.LogError(ex, ex.Message);
            throw;
        }
    }
}