91 lines
2.3 KiB
C#
91 lines
2.3 KiB
C#
using Microsoft.EntityFrameworkCore;
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using SchoolContracts.BindingModels;
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using SchoolContracts.SearchModel;
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using SchoolContracts.StoragesContracts;
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using SchoolContracts.ViewModels;
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using SchoolDatabaseImplement;
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using SchoolDatabaseImplement.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 SchoolDatabaseImplements.Implements
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{
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internal class ExpenseStorage : IExpenseStorage
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{
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public ExpenseViewModel? Delete(ExpenseBindingModel model)
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{
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using var context = new SchoolDatabase();
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var element = context.Expenses.FirstOrDefault(x => x.Id == model.Id);
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if (element != null)
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{
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context.Expenses.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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public ExpenseViewModel GetElement(ExpenseSearchModel model)
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{
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using var context = new SchoolDatabase();
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if (model.Id.HasValue)//сначала ищем по Id
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{
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return context.Expenses
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.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
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}
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if (!string.IsNullOrEmpty(model.ExpenseName))//затем по названию
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{
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return context.Expenses
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.FirstOrDefault(x => x.ExpenseName == model.ExpenseName)?.GetViewModel;
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}
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return null;
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}
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public List<ExpenseViewModel> GetFilteredList(ExpenseSearchModel model)
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{
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using var context = new SchoolDatabase();
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return context.Expenses
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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 List<ExpenseViewModel> GetFullList()
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{
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using var context = new SchoolDatabase();
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return context.Expenses
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public ExpenseViewModel? Insert(ExpenseBindingModel model)
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{
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using var context = new SchoolDatabase();
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var newExpense = Expense.Create(model);
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if (newExpense == null)
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{
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return null;
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}
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context.Expenses.Add(newExpense);
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context.SaveChanges();
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return newExpense.GetViewModel;
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}
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public ExpenseViewModel? Update(ExpenseBindingModel model)
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{
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using var context = new SchoolDatabase();
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var expense = context.Expenses.FirstOrDefault(x => x.Id == model.Id);
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if (expense == null)
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{
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return null;
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}
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expense.Update(model);
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context.SaveChanges();
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return expense.GetViewModel;
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}
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}
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}
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