using Microsoft.Extensions.Logging;
using ServiceStationContracts.BindingModels;
using ServiceStationContracts.BusinessLogicContracts;
using ServiceStationContracts.SearchModels;
using ServiceStationContracts.ViewModels;
using ServiceStationDataModels;
using ServiceStationsContracts.StorageContracts;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ServiceSourceBusinessLogic.BusinessLogic {
	public class ClientWorkLogic : IClintWorkLogic {

		private readonly ILogger _logger;
		private readonly IClientWorkStorage _storage;

		public ClientWorkLogic(ILogger<IClintWorkLogic> logger, IClientWorkStorage storage) {
			_logger = logger;
			_storage = storage;
		}

		public bool Create(ClientWorkBindingModel model) {
			CheckModel(model);
			if (_storage.Insert(model) == null) {
				_logger.LogWarning("Insert operation failed");
				return false;
			}
			return true;
		}

		public bool Delete(ClientWorkBindingModel model) {
			CheckModel(model, false);
			_logger.LogInformation($"Delete. ClientID:{model.ClientId}");
			if (_storage.Delete(model) == null) {
				_logger.LogWarning("Delete operation failed");
				return false;
			}
			return true;
		}
		public bool Update(ClientWorkBindingModel model) {
			CheckModel(model);
			if (_storage.Update(model) == null) {
				_logger.LogWarning("Update operation failed");
				return false;
			}
			return true;
		}

		public List<ClientWorkViewModel>? ReadList(ClientWorkSearchModel? model) {
			_logger.LogInformation($"ReadList. ClientId:{model?.ClientId}.WorkId:{model?.WorkId}");
			var list = model == null ? _storage.GetFullList() : _storage.GetFilteredList(model);
			if (list == null) {
				_logger.LogWarning("ReadList return null list");
				return null;
			}
			_logger.LogInformation($"ReadList. Count:{list.Count}");
			return list;
		}

		private void CheckModel(ClientWorkBindingModel model, bool withParams = true) {
			if (model == null) {
				throw new ArgumentNullException(nameof(model));
			}
			if (!withParams) {
				return;
			}
			if (string.IsNullOrEmpty((model.ClientId).ToString())) {
				throw new ArgumentNullException("Нет Id клиента", nameof(model.ClientId));
			}
			if (string.IsNullOrEmpty((model.WorkId).ToString())) {
				throw new ArgumentNullException("Нет Id работы", nameof(model.WorkId));
			}
			_logger.LogInformation($"ClientWork. ClientId:{model.ClientId}.WorkId:{model.WorkId}");
		}
	}
}