src/EasyFrameWork/RepositoryPattern/ServiceBase.cs

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/* http://www.zkea.net/ 
 * Copyright (c) ZKEASOFT. All rights reserved. 
 * http://www.zkea.net/licenses */

using Easy.LINQ;
using Easy.Models;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Storage;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Linq.Expressions;
using System.Reflection;
using Easy.Extend;
using System.ComponentModel.DataAnnotations.Schema;
using System.Threading.Tasks;

namespace Easy.RepositoryPattern
{
    public abstract class ServiceBase<T, TdbContext> : IService<T>
        where T : class
        where TdbContext : DbContext
    {
        public ServiceBase(IApplicationContext applicationContext, TdbContext dbContext)
        {
            ApplicationContext = applicationContext;
            DbContext = dbContext;
            isWaitingSave = false;
        }

        public virtual TdbContext DbContext
        {
            get;
            set;
        }
        public virtual DbSet<T> CurrentDbSet { get { return DbContext.Set<T>(); } }

        public IApplicationContext ApplicationContext { get; set; }

        private bool isWaitingSave;

        public void BeginTransaction(Action action)
        {
            if (DbContext.Database.CurrentTransaction == null)
            {
                using (var transaction = DbContext.Database.BeginTransaction())
                {
                    try
                    {
                        action.Invoke();
                        transaction.Commit();
                    }
                    catch
                    {
                        transaction.Rollback();
                        throw;
                    }
                }
            }