private bool IsValueDefault(object v, IsSerializedForLocalRepositoryAttribute IsSerializedForLocalRepository)
{
object o = IsSerializedForLocalRepository.GetDefualtValue();
if (o == null)
{
return(false); // DeaultValue annotation not exist on attr
}
if (v.Equals(o))
{
return(true);
}
else
{
return(false);
}
//object def = GetDefault(v.GetType());
//if (def != null)
//{
// // if (((object)v) == def) return true; // NOT WORKING
// string s1 = ((object)v).ToString();
// if (string.IsNullOrEmpty(s1)) return true;
// string s2 = def.ToString();
// if (s1 == s2) return true;
//}
//return false;
}
private void WriteRepoItemProperties(XmlTextWriter xml, RepositoryItemBase ri)
{
// Get the properties - need to be ordered so compare/isDirty can work faster
var properties = ri.GetType().GetMembers().Where(x => x.MemberType == MemberTypes.Property).OrderBy(x => x.Name); // .OrderBy(x => x.Name);
foreach (MemberInfo mi in properties)
{
object v = null;
IsSerializedForLocalRepositoryAttribute token = Attribute.GetCustomAttribute(mi, typeof(IsSerializedForLocalRepositoryAttribute), false) as IsSerializedForLocalRepositoryAttribute;
if (token == null)
{
continue;
}
//Get tha attr value
v = ri.GetType().GetProperty(mi.Name).GetValue(ri);
// We write the property value only if it is not null and different than default when serialzied
if (v == null)
{
continue;
}
if (IsValueDefault(v, token))
{
continue;
}
// Enum might be unknow = not set - so no need to write to xml, like null for object
if (ri.GetType().GetProperty(mi.Name).PropertyType.IsEnum)
{
string vs = v.ToString();
// No need to write enum unknown = null
if (vs != "Unknown")
{
xmlwriteatrr(xml, mi.Name, vs);
}
}
else
{
if (v != null)
{
//if (v is RepositoryItem)
//{
// xml.WriteStartAttribute(mi.Name);
// // xml.WriteString("Value");
// xmlwriteObject(xml, v);
// xml.WriteWhitespace("\n");
// xml.WriteEndAttribute();
//}
// else
//{
xmlwriteatrr(xml, mi.Name, v.ToString());
// }
}
}
}
}
private static void SetObjectSerialziedAttrDefaultValue(object obj)
{
// TODO: check if we can combine the below into one faster func
try
{
var properties = obj.GetType().GetMembers().Where(x => x.MemberType == MemberTypes.Property);
foreach (MemberInfo mi in properties)
{
IsSerializedForLocalRepositoryAttribute token = Attribute.GetCustomAttribute(mi, typeof(IsSerializedForLocalRepositoryAttribute), false) as IsSerializedForLocalRepositoryAttribute;
if (token != null)
{
if (token.GetDefualtValue() != null)
{
obj.GetType().GetProperty(mi.Name).SetValue(obj, token.GetDefualtValue());
}
}
}
var fields = obj.GetType().GetMembers().Where(x => x.MemberType == MemberTypes.Field);
foreach (MemberInfo mi in fields)
{
IsSerializedForLocalRepositoryAttribute token = Attribute.GetCustomAttribute(mi, typeof(IsSerializedForLocalRepositoryAttribute), false) as IsSerializedForLocalRepositoryAttribute;
if (token != null)
{
if (token.GetDefualtValue() != null)
{
obj.GetType().GetField(mi.Name).SetValue(obj, token.GetDefualtValue());
}
}
}
}
catch (Exception ex)
{
throw new Exception("Unable to set default value of serialized Repository Item - " + ex.Message);
}
}
private void WriteRepoItemFields(XmlTextWriter xml, RepositoryItemBase ri)
{
var Fields = ri.GetType().GetMembers().Where(x => x.MemberType == MemberTypes.Field).OrderBy(x => x.Name);
foreach (MemberInfo fi in Fields)
{
object v = null;
IsSerializedForLocalRepositoryAttribute token = Attribute.GetCustomAttribute(fi, typeof(IsSerializedForLocalRepositoryAttribute), false) as IsSerializedForLocalRepositoryAttribute;
if (token == null)
{
continue;
}
if (LazyLoadAttr.Contains(fi.Name))
{
bool b = ((IObservableList)(ri.GetType().GetField(fi.Name).GetValue(ri))).LazyLoad;
if (b)
{
// Hurray!
string s = ((IObservableList)(ri.GetType().GetField(fi.Name).GetValue(ri))).StringData;
xml.WriteStartElement("Activities"); //!!!
xml.WriteString(s);
xml.WriteEndElement();
}
}
v = ri.GetType().GetField(fi.Name).GetValue(ri);
// We write the property value only if it is not null and different than default when serialized
if (v == null)
{
continue;
}
if (IsValueDefault(v, token))
{
continue;
}
if (v != null)
{
if (v is IObservableList)
{
IObservableList vv = (IObservableList)v;
if (vv.Count != 0) // Write only if we have items - save xml space
{
xmlwriteObservableList(xml, fi.Name, (IObservableList)v);
}
}
else
{
if (v is List <string> )
{
xmlwriteStringList(xml, fi.Name, (List <string>)v);
}
else if (v is RepositoryItemBase)
{
xmlwriteSingleObjectField(xml, fi.Name, v);
}
else
{
//xml.WriteComment(">>>>>>>>>>>>>>>>> Unknown Field type to serialize - " + fi.Name + " - " + v.ToString());
throw new Exception("Unknown Field type to serialize - " + fi.Name + " - " + v.ToString());
}
}
}
}
}
