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DataStoring.EF/Repository.cs

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+using KanSan.DataStoring.Contract;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+
+namespace DataStoring.EF
+{
+    public class Repository<TEntity> : IRepository<TEntity> where TEntity : class
+    {
+        private readonly KanSanContext _db;
+        private readonly DbSet<TEntity> dbSet;
+
+        public IQueryable<TEntity> Query => dbSet;
+
+        public Repository(KanSanContext db)
+        {
+            _db = db;
+            this.dbSet = db.Set<TEntity>();
+        }
+        public virtual void Delete(TEntity entityToDelete)
+        {
+            if (_db.Entry(entityToDelete).State == EntityState.Detached)
+                dbSet.Attach(entityToDelete);
+            dbSet.Remove(entityToDelete);
+        }
+
+        public void Delete(int id)
+        {
+            try
+            {
+                var entity = _db.Set<TEntity>().Find(id);
+                if(entity == null)
+                {
+                    throw new Exception("Id not found");
+                }
+            }
+            catch(Exception e)
+            {
+                throw new Exception("Cant delete id");
+            }
+
+        }
+
+        public IEnumerable<TEntity> GetAll(string include)
+        {
+            return dbSet.Include(include);
+        }
+
+        public IEnumerable<TEntity> Get(Expression<Func<TEntity, bool>> filter = null, Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBy = null, string includeProperties = "")
+        {
+            IQueryable<TEntity> query = dbSet;
+
+
+            if (filter != null)
+            {
+                query = query.Where(filter);
+            }
+
+            if (includeProperties != null)
+            {
+                foreach (var includeProperty in includeProperties.Split
+                (new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries))
+                {
+                    query = query.Include(includeProperty);
+                }
+            }
+
+
+            if (orderBy != null)
+            {
+                return orderBy(query).ToList();
+            }
+            else
+            {
+                return query.ToList();
+            }
+        }
+
+        public TEntity GetByID(object id)
+        {
+            return dbSet.Find(id);
+        }
+
+        public virtual void Insert(TEntity entity)
+        {
+            _db.Set<TEntity>().Add(entity);
+            _db.SaveChanges();
+            
+        }
+
+        public IQueryable<TEntity> Include(params Expression<Func<TEntity, object>>[] includeExpressions)
+        {
+            IQueryable<TEntity> query = null;
+            foreach (var include in includeExpressions)
+            {
+                query = dbSet.Include(include);
+            }
+            return query ?? dbSet;
+        }
+
+        public void Update(TEntity entity)
+        {
+            _db.Entry(entity).State = EntityState.Modified;
+            _db.SaveChanges();
+        }
+    }
+}