80 lines
2.6 KiB
C#
80 lines
2.6 KiB
C#
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using StudentPerformanceContracts.BindingModels;
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using StudentPerformanceContracts.SearchModels;
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using StudentPerformanceContracts.StorageContracts;
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using StudentPerformanceContracts.ViewModels;
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using StudentPerformanceDatabaseImplement.Models;
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using Microsoft.EntityFrameworkCore;
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namespace StudentPerformanceDatabaseImplement.Implements
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{
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public class FormatStorage : IFormatStorage
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{
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public List<FormatViewModel> GetFullList()
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{
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using var context = new StudentsDatabase();
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return context.Formats
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public List<FormatViewModel> GetFilteredList(FormatSearchModel model)
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{
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if (!model.Id.HasValue)
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{
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return new();
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}
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using var context = new StudentsDatabase();
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return context.Formats
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.Where(x => x.Id == model.Id)
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public FormatViewModel? GetElement(FormatSearchModel model)
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{
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if (!model.Id.HasValue)
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{
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return null;
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}
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using var context = new StudentsDatabase();
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return context.Formats
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.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
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?.GetViewModel;
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}
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public FormatViewModel? Insert(FormatBindingModel model)
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{
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var newcity = Formats.Create(model);
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if (newcity == null)
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{
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return null;
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}
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using var context = new StudentsDatabase();
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context.Formats.Add(newcity);
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context.SaveChanges();
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return newcity.GetViewModel;
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}
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public FormatViewModel? Update(FormatBindingModel model)
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{
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using var context = new StudentsDatabase();
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var component = context.Formats.FirstOrDefault(x => x.Id == model.Id);
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if (component == null)
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{
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return null;
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}
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component.Update(model);
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context.SaveChanges();
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return component.GetViewModel;
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}
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public FormatViewModel? Delete(FormatBindingModel model)
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{
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using var context = new StudentsDatabase();
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var element = context.Formats.FirstOrDefault(rec => rec.Id == model.Id);
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if (element != null)
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{
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context.Formats.Remove(element);
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context.SaveChanges();
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return element.GetViewModel;
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}
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return null;
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}
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}
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}
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