public static string GenerateByOperate <T>(this T t, GenerateOperate generateOperate)
{
var conditions = new StringBuilder();
var properties = t.GetType().GetProperties(BindingFlags.Public | BindingFlags.DeclaredOnly | BindingFlags.Instance);
(from property in properties
where property.GetValue(t, null) != null
//let des = property.GetCustomAttribute<IgnoreFieldAttribute>()
let des = property.IsDefined(typeof(IgnoreFieldAttribute)) //optimizate GetCustomAttribute by IsDefined
//where des == null
where des == false
select property).Each <PropertyInfo>(property =>
{
if (generateOperate == GenerateOperate.Condition)
{
conditions.Append(" AND ").Append(property.Name).Append("=@").Append(property.Name);
}
if (generateOperate == GenerateOperate.UpdateField)
{
conditions.Append(" SET ").Append(property.Name).Append("=@").Append(property.Name).Append(",");
}
});
#region foreach
//foreach (var property in from property in properties
// where property.GetValue(t, null) != null
// let des = property.GetCustomAttribute<IgnoreFieldAttribute>()
// where des == null
// select property)
//{
// conditions.Append(" AND ").Append(property.Name).Append("=@").Append(property.Name);
//}
#endregion
#region Parallel.ForEach
//var propertys = from property in properties
// where property.GetValue(t, null) != null
// let des = property.GetCustomAttribute<IgnoreFieldAttribute>()
// where des == null
// select property;
//Parallel.ForEach(propertys, (property) =>
//{
// conditions.Append(" AND " + property.Name + "=@" + property.Name + " ");
//});
#endregion
#region foreach
//foreach (var property in properties)
//{
// if (property.GetValue(t, null) == null) continue;
// var des = property.GetCustomAttribute<IgnoreFieldAttribute>();
// if (des == null)
// {
// conditions.Append(" AND " + property.Name + "=@" + property.Name + " ");
// }
//}
#endregion
return(conditions.ToString());
}
private void GenerateCode(TreeModel treeModel)
{
var window = new ArgumentWindow
{
Owner = this
};
var result = window.ShowDialog();
if (!result.HasValue || !result.Value)
{
return;
}
var tables = new GenerateOperate(treeModel, XmlNodeOperate.Context.TableInfos).GetGenerateTables();
var progressWindow = new ProgressWindow(tables, window.GenerateArgument)
{
Owner = this
};
progressWindow.ShowDialog();
}