/// <summary>
/// Updates a message with a newer partial version of the same message. This is primarily used
/// for obtaining the full message from a message update event, which only supplies the changes
/// rather than the full message.
/// </summary>
/// <exception cref="ArgumentException">Thrown if the IDs of each message do not match.</exception>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="DiscordHttpApiException"></exception>
public static DiscordMessage Update(DiscordMessage message, DiscordMessage withPartial)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
if (withPartial == null)
{
throw new ArgumentNullException(nameof(withPartial));
}
if (message.Id != withPartial.Id)
{
throw new ArgumentException("Cannot update one message with another. The message IDs must match.");
}
DiscordApiData updatedData = message.originalData.Clone();
updatedData.OverwriteUpdate(withPartial.originalData);
return(new DiscordMessage(message.http, updatedData));
}