public partial class CommonCURD<T> where T : class{//DbContext context = new HMOAContainer();GdWorldDb context = new GdWorldDb();//增加public int Add(T userInfo){context.Set<T>().Add(userInfo);return context.SaveChanges();}//修改 public int Edit(T userInfo){context.Entry(userInfo).State = EntityState.Modified;return context.SaveChanges();}//删除public int Remove(int id){T u1 = context.Set<T>().Find(id);context.Set<T>().Remove(u1);return context.SaveChanges();}public int Remove(int[] ids){int counter = ids.Length;for (int i = 0; i < counter; i++){T u1 = context.Set<T>().Find(ids[i]);context.Set<T>().Remove(u1);}return context.SaveChanges();}public int Remove(T userInfo){context.Set<T>().Remove(userInfo);return context.SaveChanges();}//查询public T GetById(int id){return context.Set<T>().Find(id);}public IQueryable<T> GetList(Expression<Func<T, bool>> whereLambda){return context.Set<T>().Where(whereLambda);}public IQueryable<T> GetPageListDESC<Tkey>(Expression<Func<T, bool>> whereLambds, Expression<Func<T, Tkey>> orderLambda, int pageIndex, int pageSize){return context.Set<T>().Where(whereLambds).OrderByDescending(orderLambda).Skip((pageIndex - 1) * pageSize).Take(pageSize);}public IQueryable<T> GetPageListDESC<Tkey>(Expression<Func<T, bool>> whereLambds, Expression<Func<T, Tkey>> orderLambda, Expression<Func<T, Tkey>> thenorder, int pageIndex, int pageSize){return context.Set<T>().Where(whereLambds).OrderByDescending(orderLambda).ThenByDescending(thenorder).Skip((pageIndex - 1) * pageSize).Take(pageSize);}//PagedList分页public IQueryable<T> GetPageList<TKey, TTKey>(Expression<Func<T, bool>> whereLambda, Expression<Func<T, TKey>> order, Expression<Func<T, TTKey>> thenorder, int pageIndex, int pageSize, ref int totalCount, bool IsDesc1 = true, bool IsDesc2 = true){IQueryable<T> data = null;if (IsDesc1){if (IsDesc2){data = context.Set<T>().Where(whereLambda).OrderByDescending(order).ThenByDescending(thenorder).Skip((pageIndex - 1) * pageSize).Take(pageSize).AsNoTracking();}else{data = context.Set<T>().Where(whereLambda).OrderByDescending(order).OrderBy(thenorder).Skip((pageIndex - 1) * pageSize).Take(pageSize).AsNoTracking();}}else{if (IsDesc2){data = context.Set<T>().Where(whereLambda).OrderBy(order).ThenByDescending(thenorder).Skip((pageIndex - 1) * pageSize).Take(pageSize).AsNoTracking();}else{data = context.Set<T>().Where(whereLambda).OrderBy(order).ThenBy(thenorder).Skip((pageIndex - 1) * pageSize).Take(pageSize).AsNoTracking();}}totalCount = context.Set<T>().Where(whereLambda).Count();return data;}}