PIbd-22_Safiulova_K.N._AircraftPlant/AircraftPlant/AircraftPlantBusinessLogic/BusinessLogics/MessageInfoLogic.cs

using AircraftPlantContracts.BindingModels;
using AircraftPlantContracts.BusinessLogicsContracts;
using AircraftPlantContracts.SearchModels;
using AircraftPlantContracts.StoragesContracts;
using AircraftPlantContracts.ViewModels;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AircraftPlantBusinessLogic.BusinessLogics
{
    public class MessageInfoLogic : IMessageInfoLogic
    {
        private readonly ILogger _logger;
        private readonly IMessageInfoStorage _messageStorage;
        public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage messageStorage)
        {
            _logger = logger;
            _messageStorage = messageStorage;
        }
        public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
        {
            _logger.LogInformation("ReadList. MessageId: {MessageId}. ClientId: {ClientId}", model?.MessageId, model?.ClientId);

            var list = model == null ? _messageStorage.GetFullList() : _messageStorage.GetFilteredList(model);
            if (list == null)
            {
                _logger.LogWarning("ReadList return null list");
                return null;
            }

            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
            return list;
        }
        public MessageInfoViewModel? ReadElement(MessageInfoSearchModel model)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            _logger.LogInformation("ReadElement. MessageId:{Id}", model.MessageId);

            var element = _messageStorage.GetElement(model);
            if (element == null)
            {
                _logger.LogWarning("ReadElement element not found");
                return null;
            }

            _logger.LogInformation("ReadElement find. MessageId:{Id}", element.MessageId);
            return element;
        }
        public bool Create(MessageInfoBindingModel model)
        {
            if (model == null)
            {
                return false;
            }

            if (_messageStorage.Insert(model) == null)
            {
                _logger.LogWarning("Insert operation failed");
                return false;
            }
            return true;
        }
    }
}