public BaseModule Add(BaseModule entity)
{
using (var db = new Entities())
{
if (!CheckModule(entity, db))
{
entity.CreateDate = DateTime.Now;
entity.CreateUserID = CurrentUserBiz.CurrentUser == null ? 0 : CurrentUserBiz.CurrentUser.ID;
entity.ModifyDate = DateTime.Now;
entity.ModifyUserID = CurrentUserBiz.CurrentUser == null ? 0 : CurrentUserBiz.CurrentUser.ID;
db.BaseModule.Add(entity);
Errors = db.GetErrors();
if (!HasError)
{
try
{
db.SaveChanges();
}
catch (Exception e)
{
ParseErrors(e);
}
}
}
return entity;
}
}
public BaseModule Edit(BaseModule entity)
{
using (var db = new Entities())
{
if (!CheckModule(entity, db))
{
entity.ModifyDate = DateTime.Now;
entity.ModifyUserID = CurrentUserBiz.CurrentUser == null ? 0 : CurrentUserBiz.CurrentUser.ID;
var oldEntity = db.BaseModule.FirstOrDefault(q => q.ID == entity.ID && q.Valid);
if (oldEntity != null)
{
entity.CopyToExcept(oldEntity, q => q.ID, q => q.CreateDate, q => q.CreateUserID);
if (!HasError)
{
db.SaveChanges();
}
}
}
return entity;
}
}
/// <summary>
/// 检查模块的数据有效性
/// </summary>
/// <param name="entity"></param>
/// <param name="db"></param>
/// <returns></returns>
private bool CheckModule(BaseModule entity, Entities db)
{
if (db.BaseModule.Any(q => q.ModuleName.Equals(entity.ModuleName, StringComparison.OrdinalIgnoreCase) && q.Valid && q.ID != entity.ID && q.ParentID == entity.ParentID))
{
Errors.Set("repeat", String.Format("模块名称{0}已经存在!", entity.ModuleName));
return true;
}
if (db.BaseModule.Any(q => q.ModuleCode.Equals(entity.ModuleCode, StringComparison.OrdinalIgnoreCase) && q.Valid && q.ID != entity.ID && q.ParentID == entity.ParentID))
{
Errors.Set("repeat", String.Format("模块代码{0}已经存在!", entity.ModuleCode));
return true;
}
if (entity.ParentID != 0 && !db.BaseModule.Any(q => q.ID == entity.ParentID && q.Valid))
{
Errors.Set("not exists", String.Format("父模块不存在!"));
return true;
}
return false;
}
