125 lines
4.1 KiB
C#
125 lines
4.1 KiB
C#
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using EventVisitorLogic.BindingModels;
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using EventVisitorLogic.StoragesContracts;
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using EventVisitorLogic.ViewModels;
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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 EventVisitorLogic.Logic
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{
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public class EventLogic : IEventLogic
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{
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private readonly IEventStorage _eventStorage;
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public EventLogic(IEventStorage eventStorage)
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{
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_eventStorage = eventStorage;
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}
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public bool Create(EventBindingModel model)
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{
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CheckModel(model);
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var result = _eventStorage.Insert(model);
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if (result == null)
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{
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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(EventBindingModel model)
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{
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CheckModel(model, false);
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if (_eventStorage.Delete(model) == null)
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{
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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 EventViewModel? ReadElement(EventBindingModel 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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var element = _eventStorage.GetElement(model);
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if (element == null)
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{
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return null;
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}
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return element;
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}
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public List<EventViewModel>? ReadList(EventBindingModel? model)
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{
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//var list = model == null ? _eventStorage.GetFullList() : _eventStorage.GetFilteredList(model);
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var list = _eventStorage.GetFullList();
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if (list == null)
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{
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return null;
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}
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return list;
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}
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public bool Update(EventBindingModel model)
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{
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CheckModel(model);
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if (_eventStorage.Update(model) == null)
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{
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return false;
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}
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return true;
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}
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private void CheckModel(EventBindingModel model, bool withParams = true)
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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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if (!withParams)
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{
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return;
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}
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if (string.IsNullOrEmpty(model.Name))
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{
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throw new ArgumentNullException("Нет названия мероприятия", nameof(model.Name));
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}
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if (string.IsNullOrEmpty(model.Type))
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{
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throw new ArgumentNullException("Нет типа мероприятия", nameof(model.Type));
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}
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if (string.IsNullOrEmpty(model.ContactPhone))
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{
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throw new ArgumentNullException("Нет контактного телефона", nameof(model.ContactPhone));
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}
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if (string.IsNullOrEmpty(model.Address))
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{
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throw new ArgumentNullException("Нет адреса мероприятия", nameof(model.Address));
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}
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if (string.IsNullOrEmpty(model.City))
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{
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throw new ArgumentNullException("Нет города", nameof(model.City));
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}
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if (string.IsNullOrEmpty(model.Status))
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{
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throw new ArgumentNullException("Нет статуса меропрития", nameof(model.Status));
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}
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if (model.CountVisitors < 0)
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{
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throw new ArgumentNullException("Некорректный количество посетителей, nameof(model.CountVisitors)");
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}
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if (model.TimeStart <= DateTime.Now.AddHours(2))
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{
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throw new ArgumentNullException("Нельзя выбрать время меньше, чем через 2 часа от текущего", nameof(model.Date));
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}
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if (model.TimeEnd <= DateTime.Now)
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{
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throw new ArgumentNullException("Нельзя выбрать время меньше, чем через 2 часа от текущего", nameof(model.Date));
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}
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}
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}
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}
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