2024-04-29 14:56:29 +04:00

97 lines
2.7 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using SchoolContracts.BindingModels;
using SchoolContracts.BusinessLogicsContracts;
using SchoolContracts.SearchModels;
using SchoolContracts.StorageContracts;
using SchoolContracts.ViewModels;
using Microsoft.Extensions.Logging;
namespace SchoolBusinessLogic.BusinessLogic
{
public class CoursesForStudyLogic: ICoursesForStudyLogic
{
private readonly ILogger _logger;
private readonly ICoursesForStudyStorage _coursesforstudyStorage;
public CoursesForStudyLogic(ILogger<CoursesForStudyLogic> logger, ICoursesForStudyStorage coursesforstudyStorage)
{
_logger = logger;
_coursesforstudyStorage = coursesforstudyStorage;
}
public List<CoursesForStudyViewModel>? ReadList(CoursesForStudySearchModel? model)
{
_logger.LogInformation("ReadList. Id: {Id}", model?.Id);
var list = model == null ? _coursesforstudyStorage.GetFullList() : _coursesforstudyStorage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList return null list");
return null;
}
_logger.LogInformation("ReadList. Count: {Count}", list.Count);
return list;
}
public CoursesForStudyViewModel? ReadElement(CoursesForStudySearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. Id: {Id}", model.Id);
var element = _coursesforstudyStorage.GetElement(model);
if (element == null)
{
_logger.LogWarning("ReadElement element not found");
return null;
}
_logger.LogInformation("ReadElement found. Id: {Id}", element.Id);
return element;
}
public bool Create(CoursesForStudyBindingModel model)
{
CheckModel(model);
if (_coursesforstudyStorage.Insert(model) == null)
{
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool Update(CoursesForStudyBindingModel model)
{
CheckModel(model);
if (_coursesforstudyStorage.Update(model) == null)
{
_logger.LogWarning("Update operation failed");
return false;
}
return true;
}
public bool Delete(CoursesForStudyBindingModel model)
{
CheckModel(model, false);
_logger.LogInformation("Delete. Id:{Id}", model.Id);
if (_coursesforstudyStorage.Delete(model) == null)
{
_logger.LogWarning("Delete operation failed");
return false;
}
return true;
}
private void CheckModel(CoursesForStudyBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
if (!withParams)
{
return;
}
_logger.LogInformation("CoursesForStudy. Id: {Id}", model.Id);
}
}
}