/// <summary>
/// Copy method.
/// </summary>
internal static Message With(
this IMessage message,
string text = null,
MessageSeverity?severity = null,
DateTimeOffset?timestamp = null,
string eventName = null,
object state = null,
IReadOnlyList <KeyValuePair <string, object> > properties = null,
IEnumerable <KeyValuePair <string, object> > propertiesEnumerable = null,
PropertyListAddMode propertyListAddMode = PropertyListAddMode.Set)
{
var propertiesToAdd = properties ?? (IReadOnlyList <KeyValuePair <string, object> >)propertiesEnumerable?.ToList() ?? Array.Empty <KeyValuePair <string, object> >();
IReadOnlyList <KeyValuePair <string, object> > propList;
if (propertyListAddMode == PropertyListAddMode.Set)
{
propList = propertiesToAdd;
}
else if (propertyListAddMode == PropertyListAddMode.Merge)
{
propList = message.Properties.AddWithReplace(propertiesToAdd);
}
else if (propertyListAddMode == PropertyListAddMode.AddIfNotExists)
{
propList = message.Properties.AddIfNotExists(propertiesToAdd);
}
else
{
propList = Array.Empty <KeyValuePair <string, object> >();
}
return(new Message(
timestamp: timestamp ?? message.Timestamp,
severity: severity ?? message.Severity,
text: text ?? message.Text,
eventName: eventName ?? message.EventName,
state: state ?? message.State,
properties: propList));
}
/// <summary>
/// Creates new copy of <see cref="Message"/> with required <see cref="IMessage.Properties"/>.
/// </summary>
/// <param name="message">Source message.</param>
/// <param name="properties">New state.</param>
/// <param name="propertyListAddMode">Property list add mode.</param>
/// <returns>New instance of <see cref="Message"/> with changed <see cref="IMessage.Properties"/>.</returns>
public static Message WithProperties(
this IMessage message,
IEnumerable <KeyValuePair <string, object> > properties,
PropertyListAddMode propertyListAddMode = PropertyListAddMode.Set)
=> message.With(propertiesEnumerable: properties, propertyListAddMode: propertyListAddMode);