119 lines
4.3 KiB
C#
119 lines
4.3 KiB
C#
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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using UniversityContracts.BindingModels;
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using UniversityContracts.BusinessLogicsContracts;
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using UniversityContracts.SearchModels;
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using UniversityContracts.StorageContracts;
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using UniversityContracts.ViewModels;
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namespace UniversityBusinessLogic.BusinessLogics
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{
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public class PlanOfStudyLogic : IPlanOfStudyLogic
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{
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private readonly ILogger _logger;
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private readonly IPlanOfStudyStorage _planOfStudyStorage;
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public PlanOfStudyLogic(ILogger<StudentLogic> logger, IPlanOfStudyStorage
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planOfStudyStorage)
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{
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_logger = logger;
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_planOfStudyStorage = planOfStudyStorage;
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}
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public List<PlanOfStudyViewModel>? ReadList(PlanOfStudySearchModel? model)
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{
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_logger.LogInformation("ReadList. Profile: {Profile}.Id:{Id} ",
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model?.Profile, model?.Id);
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var list = model == null ? _planOfStudyStorage.GetFullList() :
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_planOfStudyStorage.GetFilteredList(model);
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if (list == null)
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{
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_logger.LogWarning("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 PlanOfStudyViewModel? ReadElement(PlanOfStudySearchModel 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. Profile:{Profile}.Id:{Id}",
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model.Profile, model.Id);
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var element = _planOfStudyStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogWarning("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(PlanOfStudyBindingModel model)
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{
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CheckModel(model);
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if (_planOfStudyStorage.Insert(model) == null)
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{
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_logger.LogWarning("Insert operation failed");
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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(PlanOfStudyBindingModel model)
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{
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CheckModel(model);
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if (_planOfStudyStorage.Update(model) == null)
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{
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_logger.LogWarning("Update operation failed");
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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(PlanOfStudyBindingModel model)
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{
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CheckModel(model, false);
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_logger.LogInformation("Delete. Id:{Id}", model.Id);
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if (_planOfStudyStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete operation failed");
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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(PlanOfStudyBindingModel 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.Profile))
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{
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throw new ArgumentNullException("Нет названия профиля",
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nameof(model.Profile));
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}
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if (string.IsNullOrEmpty(model.FormOfStudy))
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{
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throw new ArgumentNullException("Не указана форма обучения", nameof(model.FormOfStudy));
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}
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_logger.LogInformation("Student. Profile:{Profile}.FormOfStudy:{FormOfStudy}. Id: {Id}",
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model.Profile, model.FormOfStudy, model.Id);
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var element = _planOfStudyStorage.GetElement(new PlanOfStudySearchModel
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{
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Profile = model.Profile
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});
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Данный план обучения уже существует");
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}
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}
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}
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}
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