112 lines
2.8 KiB
C#
112 lines
2.8 KiB
C#
using ForumContracts.BindingModels;
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using ForumContracts.SearchModels;
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using ForumContracts.StorageContracts;
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using ForumContracts.ViewModels;
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using ForumDatabaseImplement.Models;
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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 ForumDatabaseImplement.Implements
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{
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public class CategoryStorage : ICategoryStorage
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{
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public CategoryViewModel? Delete(CategoryBindingModel model)
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{
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using var context = new ForumDataBase();
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var res = context.Categories
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.FirstOrDefault(x => x.Id == model.Id);
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if (res != null)
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{
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context.Categories.Remove(res);
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context.SaveChanges();
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}
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return res?.GetViewModel;
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}
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public CategoryViewModel? GetElement(CategorySearchModel model)
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{
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using var context = new ForumDataBase();
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if (model.Id.HasValue)
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return context.Categories
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.FirstOrDefault(x => x.Id == model.Id)
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?.GetViewModel;
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return null;
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}
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public List<CategoryViewModel> GetFilteredList(CategorySearchModel model)
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{
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if (model == null)
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{
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return new();
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}
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if (model.Id.HasValue)
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{
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var res = GetElement(model);
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return res != null ? new() { res } : new();
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}
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if (model.Name != null)
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{
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using var context = new ForumDataBase();
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return context.Categories
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.Where(x => x.Name.Equals(model.Name))
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.Select(x => x.GetViewModel)
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.ToList();
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}
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return new();
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}
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public List<CategoryViewModel> GetFullList()
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{
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using var context = new ForumDataBase();
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return context.Categories
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public CategoryViewModel? Insert(CategoryBindingModel model)
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{
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using var context = new ForumDataBase();
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var res = Category.Create(model);
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if (res != null)
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{
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context.Categories.Add(res);
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context.SaveChanges();
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}
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return res?.GetViewModel;
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}
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public CategoryViewModel? Update(CategoryBindingModel model)
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{
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using var context = new ForumDataBase();
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var res = context.Categories
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.FirstOrDefault(x => x.Id == model.Id);
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if (res != null)
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{
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res.Update(model);
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context.SaveChanges();
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}
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return res?.GetViewModel;
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}
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}
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}
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