/// <summary>
/// 对象 转换为 MemberInitExpression
/// </summary>
/// <param name="_type"></param>
/// <returns></returns>
public static MemberInitExpression MemberInit <T>(T _entity)
{
var proInfo = ReflexHelper.GetPropertyInfos(typeof(T));
var list = new List <MemberBinding>();
foreach (var item in proInfo)
{
list.Add(Expression.Bind(item, Expression.Constant(item.GetValue(_entity), item.PropertyType)));
}
var newExpr = Expression.New(typeof(T));
return(Expression.MemberInit(newExpr, list));
}
/// <summary>
/// 将多个实体组合成为一个 字典类型
/// </summary>
/// <param name="di"></param>
/// <returns></returns>
public static Dictionary <string, object> EntityToDictionary(Dictionary <string, object> di)
{
Dictionary <string, object> r = new Dictionary <string, object>();
foreach (var item in di)
{
Console.WriteLine(item.Value.GetType());
Console.WriteLine(item.Value.GetType().Namespace);
if (item.Value.GetType().Namespace == "ADT.Models")
{
ReflexHelper.GetPropertyInfos(item.Value.GetType()).ToList().ForEach(pi =>
{
if (pi.GetValue(item.Value, null) == null)
{
r.Add(pi.Name, null);
}
else
{
if (pi.PropertyType == typeof(DateTime))
{
r.Add(pi.Name, pi.GetValue(item.Value, null).ToDateTimeFormat("yyyy-MM-dd HH:mm:ss"));
}
else
{
r.Add(pi.Name, pi.GetValue(item.Value, null));
}
}
});
}
else
{
r.Add(item.Key, item.Value);
}
}
return(r);
}