/// <summary>验证数据，通过抛出异常的方式提示验证失败。</summary>
/// <param name="isNew">是否插入</param>
public override void Valid(Boolean isNew)
{
// 如果没有脏数据，则不需要进行任何处理
if (!HasDirty)
{
return;
}
// 这里验证参数范围，建议抛出参数异常，指定参数名，前端用户界面可以捕获参数异常并聚焦到对应的参数输入框
if (Name.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(Name), "Name不能为空！");
}
if (DisplayName.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(DisplayName), "DisplayName不能为空！");
}
if (Description.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(Description), "Description不能为空！");
}
// 在新插入数据或者修改了指定字段时进行修正
// 检查唯一索引
// CheckExist(isNew, __.Name);
}
/// <summary>针对指定实体对象计算DisplayName，替换其中变量</summary>
/// <param name="data"></param>
/// <returns></returns>
public String GetDisplayName(IExtend data)
{
if (DisplayName.IsNullOrEmpty())
{
return(null);
}
return(_reg.Replace(DisplayName, m => data[m.Groups[1].Value + ""] + ""));
}
/// <summary>显示友好名称</summary>
/// <returns></returns>
public override string ToString()
{
if (!DisplayName.IsNullOrEmpty())
{
return(DisplayName);
}
else
{
return(Name);
}
}
/// <summary>加载后触发</summary>
protected override void OnLoaded()
{
if (IsNew)
{
var asmx = SysAssembly;
Name = asmx?.Name ?? "NewLife.Cube";
Version = asmx?.Version ?? "0.1";
DisplayName = (asmx?.Title ?? asmx?.Name) ?? "魔方平台";
Company = asmx?.Company ?? "新生命开发团队";
//Address = "新生命开发团队";
if (DisplayName.IsNullOrEmpty())
{
DisplayName = "系统设置";
}
}
base.OnLoaded();
}
/// <summary>加载后触发</summary>
protected override void OnLoaded()
{
if (IsNew)
{
var asmx = SysAssembly;
Name = asmx?.Name ?? "NewLife.Cube";
Version = asmx?.Version ?? "0.1";
DisplayName = (asmx?.Title ?? asmx?.Name) ?? "魔方平台";
Company = asmx?.Company ?? "新生命开发团队";
//Address = "新生命开发团队";
if (DisplayName.IsNullOrEmpty())
{
DisplayName = "系统设置";
}
}
// 本地实例，取IPv4地址后两段
if (Instance <= 0)
{
try
{
var ip = NetHelper.MyIP();
var buf = ip.GetAddressBytes();
Instance = (buf[2] << 8) | buf[3];
}
catch
{
// 异常时随机
Instance = Rand.Next(1, 1024);
}
}
base.OnLoaded();
}
///// <summary>加载后</summary>
//protected override void OnLoad()
//{
// base.OnLoad();
// RoleIds = Roles.SplitAsInt();
//}
/// <summary>已重载。显示系统名称</summary>
/// <returns></returns>
public override String ToString() => DisplayName.IsNullOrEmpty() ? Name : DisplayName;
