using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using uWine.Core.Domain.Entities;
using uWine.Core.Domain.Repositories;

namespace uWine.Core.Infrastructure.Services
{
    public class VineyardService
    {
        public IVineyardRepository _vineyardRepository;
        public CoordinatesService _coordinatesService;
        public VineyardService(IVineyardRepository vineyardRepository, CoordinatesService coordinatesService)
        {
            _vineyardRepository = vineyardRepository;
            _coordinatesService = coordinatesService;
        }

        public void Insert(Vineyard vineyard, int ownerId)
        {
            if (vineyard == null)
            {
                throw new ArgumentNullException(nameof(vineyard), "Vineyard cannot be null");
            }

            _vineyardRepository.Insert(vineyard, ownerId);

            if (vineyard.Area != null || vineyard.Area.Count >0)
            {
                _coordinatesService.SaveArea(vineyard.Id, vineyard.Area);
            }
        }

        public List<Vineyard> User(int userId)
        {
            if (userId <= 0)
            {
                throw new ArgumentException("User ID must be greater than zero.", nameof(userId));
            }

            var vineyards = _vineyardRepository.GetUserVineyards(userId);
            if (vineyards == null || !vineyards.Any())
            {
                return new List<Vineyard>();
            }

            foreach (var vineyard in vineyards)
            {
                vineyard.Area = _coordinatesService.GetArea(vineyard.Id);
            }

            return vineyards;
        }

        public List<Vineyard> Owner(int ownerId)
        {
            if (ownerId <= 0)
            {
                throw new ArgumentException("Owner ID must be greater than zero.", nameof(ownerId));
            }

            var vineyards = _vineyardRepository.GetOwnerVineyards(ownerId);
            if (vineyards == null || !vineyards.Any())
            {
                return new List<Vineyard>();
            }

            foreach (var vineyard in vineyards)
            {
                vineyard.Area = _coordinatesService.GetArea(vineyard.Id);
            }

            return vineyards;
        }
    }
}