129 lines
3.3 KiB
C#
129 lines
3.3 KiB
C#
using HotelContracts.BindingModels;
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using HotelContracts.BusinessLogicsContracts;
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using HotelContracts.SearchModels;
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using HotelContracts.StoragesContracts;
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using HotelContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace HotelBusinessLogic.BusinessLogic
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{
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public class ParticipantLogic : IParticipantLogic
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{
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private readonly ILogger _logger;
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private readonly IParticipantStorage _participantStorage;
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public ParticipantLogic(ILogger<ParticipantLogic> logger, IParticipantStorage participantStorage)
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{
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_logger = logger;
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_participantStorage = participantStorage;
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}
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public List<ParticipantViewModel>? ReadList(ParticipantSearchModel? model)
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{
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_logger.LogInformation("ReadList. FIO:{FIO}.Id:{Id}", model?.ParticipantFIO, model?.Id);
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var list = model == null ? _participantStorage.GetFullList() : _participantStorage.GetFilteredList(model);
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if (list == null)
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{
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_logger.LogInformation("ReadList return null list");
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return null;
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}
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_logger.LogInformation("ReadList. Count:{Count}", list.Count);
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return list;
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}
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public ParticipantViewModel? ReadElement(ParticipantSearchModel? model)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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_logger.LogInformation("ReadElement.FIO:{FIO}.Id:{Id}", model.ParticipantFIO, model.Id);
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var element = _participantStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogInformation("ReadElement element not found");
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return null;
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}
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_logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
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return element;
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}
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public bool Create(ParticipantBindingModel model)
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{
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CheckModel(model);
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var result = _participantStorage.Insert(model);
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if (result == null)
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{
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_logger.LogWarning("Insert error");
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return false;
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}
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return true;
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}
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public bool Update(ParticipantBindingModel model)
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{
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CheckModel(model);
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if (_participantStorage.Update(model) == null)
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{
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_logger.LogWarning("Update error");
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return false;
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}
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return true;
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}
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public bool Delete(ParticipantBindingModel model)
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{
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CheckModel(model, false);
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if (_participantStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete error");
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return false;
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}
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return true;
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}
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public void CheckModel (ParticipantBindingModel model, bool withParams = true)
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{
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if (model == null)
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throw new ArgumentNullException(nameof(model));
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if (!withParams)
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return;
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if (string.IsNullOrEmpty(model.ParticipantFIO))
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throw new ArgumentNullException("Нет ФИО участника", nameof(model.ParticipantFIO));
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if (string.IsNullOrEmpty (model.Number))
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throw new ArgumentNullException("Нет номера участника", nameof(model.Number));
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var elementName = _participantStorage.GetElement(new ParticipantSearchModel
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{
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ParticipantFIO = model.ParticipantFIO
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});
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if (elementName != null && elementName.Id != model.Id)
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{
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throw new InvalidOperationException("Участник с таким именем уже есть");
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}
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_logger.LogInformation("Participant. FIO:{FIO}.Number:{Number}. Id:{Id}", model.ParticipantFIO, model.Number, model.Id);
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}
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}
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}
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