/// <summary>
/// 修改
/// </summary>
/// <param name="entities"></param>
public virtual int Update(IEnumerable <TEntity> entities)
{
Set.UpdateRange(entities);
int count;
try
{
count = Work.AutoSaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
var keys = GetKeysByDbUpdateConcurrencyException(ex);
throw new HandelArrayException(MessageCodeOption.Bad_Update, keys);
}
return(count);
}
/// <summary>
/// 根据主键删除
/// </summary>
/// <param name="arrayKeyValue"></param>
/// <param name="deletedCallback">删除后的回调</param>
/// <returns></returns>
public virtual int Delete(TKey[] arrayKeyValue, Action <IEnumerable <TEntity> >?deletedCallback = default)
{
var array = Find(arrayKeyValue);
Set.RemoveRange(array);
int count;
try
{
count = Work.AutoSaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
var keys = GetKeysByDbUpdateConcurrencyException(ex);
throw new HandelArrayException(MessageCodeOption.Bad_Update, keys);
}
if ((array?.Any() ?? false) && count > 0)
{
deletedCallback?.Invoke(array);
DeletedByKey?.Invoke(this, array);
}
return(count);
}
/// <summary>
/// 创建
/// </summary>
/// <param name="entities"></param>
/// <returns></returns>
public virtual int Create(IEnumerable <TEntity> entities)
{
Set.AddRange(entities);
return(Work.AutoSaveChanges());
}
/// <summary>
/// 创建
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public virtual int Create(TEntity entity)
{
Set.Add(entity);
return(Work.AutoSaveChanges());
}
