/// <summary>
/// 删除数据
/// </summary>
/// <param name="dataList">要删除的数据</param>
/// <param name="isLogicDelete">是否逻辑删除</param>
/// <returns>操作结果</returns>
public static bool Delete(this List <IEntity> dataList, bool isLogicDelete)
{
bool success = false;
if (dataList != null && dataList.Count > 0)
{
var db = DataContextManager.GetContext();
if (isLogicDelete)
{
dataList.ForEach(c => c.State = -1);
}
else
{
var dbSet = db.Set(dataList[0].GetType());
dataList.ForEach(c => dbSet.Remove(c));
}
try
{
db.SaveChanges();
success = true;
}
catch (Exception)
{
success = false;
}
}
return(success);
}
/// <summary>
/// 保存或更新
/// </summary>
/// <param name="data">要保存或更新的数据</param>
/// <returns>操作结果</returns>
public static bool SaveOrUpdate(this IEntity data)
{
bool success = false;
if (data != null)
{
var db = DataContextManager.GetContext();
if (data.Id < 1)
{
if (data.CreateOn == DateTime.MinValue)
{
data.CreateOn = DateTime.Now;
}
if (data.UpdateOn == DateTime.MinValue)
{
data.UpdateOn = DateTime.Now;
}
db.Set(data.GetType()).Add(data);
}
else
{
data.UpdateOn = DateTime.Now;
db.Entry(data).State = EntityState.Modified;
}
try
{
db.SaveChanges();
success = true;
}
catch (Exception e)
{
success = false;
}
}
return(success);
}
/// <summary>
/// 删除数据
/// </summary>
/// <param name="data">要删除的数据</param>
/// <param name="isLogicDelete">是否逻辑删除</param>
/// <returns>操作结果</returns>
public static bool Delete(this IEntity data, bool isLogicDelete)
{
bool success = false;
var db = DataContextManager.GetContext();
if (isLogicDelete)
{
data.State = -1; // state = -1 时，逻辑删除
}
else
{
db.Set(data.GetType()).Remove(data);
}
try
{
db.SaveChanges();
success = true;
}
catch (Exception)
{
success = false;
}
return(success);
}