97 lines
2.5 KiB
C#
97 lines
2.5 KiB
C#
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 SchoolContracts.BindingModels;
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using SchoolContracts.BusinessLogicsContracts;
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using SchoolContracts.SearchModels;
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using SchoolContracts.StorageContracts;
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using SchoolContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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namespace SchoolBusinessLogic.BusinessLogic
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{
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public class StudyLogic: IStudyLogic
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{
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private readonly ILogger _logger;
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private readonly IStudyStorage _studyStorage;
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public StudyLogic(ILogger<StudyLogic> logger, IStudyStorage studyStorage)
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{
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_logger = logger;
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_studyStorage = studyStorage;
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}
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public List<StudyViewModel>? ReadList(StudySearchModel? model)
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{
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_logger.LogInformation("ReadList. Id: {Id}", model?.Id);
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var list = model == null ? _studyStorage.GetFullList() : _studyStorage.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 StudyViewModel? ReadElement(StudySearchModel 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. Id: {Id}", model.Id);
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var element = _studyStorage.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 found. Id: {Id}", element.Id);
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return element;
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}
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public bool Create(StudyBindingModel model)
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{
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CheckModel(model);
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if (_studyStorage.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(StudyBindingModel model)
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{
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CheckModel(model);
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if (_studyStorage.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(StudyBindingModel 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 (_studyStorage.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(StudyBindingModel 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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_logger.LogInformation("Study. Id: {Id}", model.Id);
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}
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}
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}
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