private MetadataNode AddDynamicNode(List <MetadataNode> itemNodes, MetadataIdentity identity, IBindingMetadata metadata, ColumnIdentity value)
{
this.AddStaticNode(itemNodes, metadata, null);
MetadataNode thisNode = this.FindNode(itemNodes, identity);
MetadataIdentity parentIdentity = identity.Pop();
if (thisNode != null)
{
thisNode.Column ??= value;
}
else if (parentIdentity != null)
{
MetadataNode parentNode = this.FindNode(itemNodes, parentIdentity) ?? this.AddDynamicNode(itemNodes, parentIdentity, metadata, null);
if (parentNode != null)
{
thisNode = new MetadataNode(identity)
{
Column = value,
Metadata = metadata,
Flags = NodeFlags.Dynamic,
};
parentNode.Properties.Add(thisNode);
}
}
return(thisNode);
}
private static Node AddDynamicNode(NodeTree tree, MetadataIdentity identity, IBindingMetadata metadata)
{
AddStaticNode(tree, metadata);
Node thisNode = tree.FindNode(identity);
MetadataIdentity parentIdentity = identity.Pop();
if (thisNode != null)
{
return(thisNode);
}
else if (parentIdentity != null)
{
Node parentNode = tree.FindNode(parentIdentity) ?? AddDynamicNode(tree, parentIdentity, metadata);
if (parentNode != null)
{
thisNode = new Node(identity, metadata)
{
IsDynamic = true,
};
parentNode.Properties.Add(thisNode);
tree.Nodes.Add(thisNode);
}
}
return(thisNode);
}
private IJsonMetadata GetMetadata(IMetadataBuilderContext context, MetadataIdentity identity)
{
MetadataIdentity parentIdentity = identity.Pop();
IJsonMetadata parent = context.GetMetadata <IJsonMetadata>(parentIdentity.Name) ?? this.GetMetadata(context, parentIdentity);
IRelationMetadata relation = identity.GetMetadata <IRelationMetadata>();
if (parent == null || relation == null)
{
return(null);
}
JsonMetadata metadata = new JsonMetadata(relation);
if (this.HasJsonAttribute(relation) || relation.HasFlag(RelationMetadataFlags.Item))
{
metadata.MemberOf = metadata;
metadata.IsRoot = true;
metadata.Path = "$";
}
else
{
metadata.MemberOf = parent.MemberOf;
metadata.IsRoot = false;
metadata.Path = $"{parent.Path}.{this.GetPropertyNameFromContract(metadata)}";
}
context.AddMetadata <IJsonMetadata>(metadata);
return(metadata);
}
private IBindingMetadata FindDynamicMetadata(MetadataIdentity identity)
{
IBindingMetadata metadata = identity.GetMetadata <IBindingMetadata>();
while (metadata == null && (identity = identity.Pop()) != null)
{
metadata = identity.GetMetadata <IBindingMetadata>();
}
if (metadata != null && metadata.HasFlag(BindingMetadataFlags.Dynamic))
{
return(metadata);
}
return(null);
}
private ITableMetadata GetMetadata(IMetadataBuilderContext context, MetadataIdentity identity)
{
MetadataIdentity parentIdentity = identity.Pop();
ITableMetadata parent = context.GetMetadata <ITableMetadata>(parentIdentity.Name) ?? this.GetMetadata(context, parentIdentity);
if (parent == null)
{
return(null);
}
else if (parent.Item != null && parent.Item.Identity.Equals(identity))
{
return(parent.Item);
}
return(parent.Properties.FirstOrDefault(m => m.Identity.Equals(identity)));
}
