using BusinessLogic.BusinessLogic;
using Contracts.BindingModels;
using Contracts.BusinessLogicContracts;
using Contracts.Exceptions;
using Contracts.SearchModels;
using Contracts.ViewModels;
using Microsoft.AspNetCore.Mvc;

namespace RestAPI.Controllers
{
    [Route("[controller]/[action]")]
    [ApiController]
    public class CartItemController : Controller
    {
        private readonly ICartItemLogic _cartItemLogic;
        private readonly IProductLogic _productLogic;
        private readonly ILogger _logger;
        public CartItemController(ILogger<CartItemController> logger, ICartItemLogic cartItemLogic, IProductLogic productLogic)
        {
            _logger = logger;
            _cartItemLogic = cartItemLogic;
            _productLogic = productLogic;
        }
        [HttpGet]
        public List<CartItemViewModel> GetFullList(Guid userId)
        {
            try
            {
                return _cartItemLogic.ReadElements(new CartItemSearchModel(){ UserId = userId });
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Ошибка получения списка");
                throw;
            }
        }
        [HttpGet]
        public CartItemViewModel GetElement(Guid id)
        {
            try
            {
                return _cartItemLogic.ReadElement(new CartItemSearchModel() { Id = id });
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Ошибка получения элемента корзины");
                throw;
            }
        }
        [HttpGet]
        public ProductViewModel GetProduct(Guid cartItemId)
        {
            try
            {
                var item = _cartItemLogic.ReadElement(new CartItemSearchModel() { Id = cartItemId });
                return _productLogic.ReadElement(new ProductSearchModel() { Id = item.ProductId });
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Ошибка получения продукта");
                throw;
            }
        }
        [HttpPost]
        public IResult Create([FromBody] CartItemBindingModel model)
        {
            try
            {
                var res = _cartItemLogic.Create(model);
                return Results.Ok(res);
            }
            catch (AccountException ex)
            {
                _logger.LogWarning(ex, "Wrong data");
                return Results.BadRequest(ex.Message);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Error create item");
                return Results.Problem(ex.Message);
            }
        }
        [HttpPatch]
        public IResult Update([FromBody] CartItemBindingModel model)
        {
            try
            {
                var res = _cartItemLogic.Update(model);
                return Results.Ok(res);
            }
            catch (AccountException ex)
            {
                _logger.LogWarning(ex, "Wrong update data");
                return Results.BadRequest(ex.Message);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Error update cart item");
                return Results.Problem(ex.Message);
            }
        }
        [HttpDelete]
        public IResult Delete(Guid id)
        {
            try
            {
                var res = _cartItemLogic.Delete(new() { Id = id });
                return Results.Ok(res);
            }
            catch (ElementNotFoundException ex)
            {
                _logger.LogInformation(ex, "Item not found");
                return Results.NoContent();
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Error delete item");
                return Results.Problem(ex.Message);
            }
        }
        [HttpDelete]
        public IResult DeleteAll()
        {
            try
            {
                var list = _cartItemLogic.ReadElements(null);
                var res = new List<IResult>();

                foreach (var element in list)
                {
                    _cartItemLogic.Delete(new() { Id = element.Id });
                }
                return Results.Ok(res);
            }
            catch (ElementNotFoundException ex)
            {
                _logger.LogInformation(ex, "Item not found");
                return Results.NoContent();
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Error delete item");
                return Results.Problem(ex.Message);
            }
        }
    }
}