/// <summary>
/// Gets all of the members of the given type marked as being a keyvalue
/// </summary>
/// <param name="type"></param>
/// <param name="metaData"></param>
/// <returns></returns>
private static IReadOnlyDictionary <string, IMemberAccessor> GetKeyValueAccessorsForType(Type type, ClassMetaData metaData)
{
//Use case insensitive comparison to match the engine
var keyValues = new Dictionary <string, IMemberAccessor>(StringComparer.OrdinalIgnoreCase);
VisitAccessibleMembers <KeyValueAttribute>(type, (kv, info) =>
{
var name = kv.KeyName ?? info.Name;
if (!string.IsNullOrWhiteSpace(name))
{
var accessor = metaData.GetAccessor(info);
if (!keyValues.ContainsKey(name))
{
keyValues.Add(name, accessor);
}
else
{
//TODO: consider allowing derived keyvalues to override base?
Log.Message($"Warning: Cannot consider member {type.FullName}.{info.Name} for keyvalue usage because another keyvalue with name \"{name}\" already exists");
}
}
else
{
Log.Message($"Warning: Cannot consider member {type.FullName}.{info.Name} for keyvalue usage because it has an invalid name \"{name}\"");
}
}
);
return(keyValues);
}
/// <summary>
/// Gets all of the members of the given type marked as needing to be persisted
/// </summary>
/// <param name="type"></param>
/// <param name="metaData"></param>
/// <returns></returns>
private static IReadOnlyList <IMemberAccessor> GetPersistAccessorsForType(Type type, ClassMetaData metaData)
{
//Use case insensitive comparison to match the engine
var persistedMembers = new List <IMemberAccessor>();
VisitAccessibleMembers <PersistAttribute>(type, (_, info) =>
{
var accessor = metaData.GetAccessor(info);
if (accessor.CanRead && accessor.CanWrite)
{
persistedMembers.Add(accessor);
}
else
{
var messageBuilder = new StringBuilder();
messageBuilder.Append("Warning: cannot persist member ")
.Append(type.FullName)
.Append(".")
.Append(accessor.Info.Name)
.Append(" because it is not ");
if (!accessor.CanRead)
{
messageBuilder.Append("readable ");
if (!accessor.CanWrite)
{
messageBuilder.Append(" and not");
}
}
if (!accessor.CanWrite)
{
messageBuilder.Append("writable");
}
Log.Message(messageBuilder.ToString());
}
}
);
return(persistedMembers);
}