/// <summary>
/// 使用默认 <see cref="IMessageChainFormatter" /> 格式化消息链
/// </summary>
/// <param name="message">消息链</param>
/// <returns>消息文本</returns>
public static string Flatten(this MessageChain message)
{
return(_formatter.Format(message));
}
public override void WriteJson(JsonWriter writer, [AllowNull] MessageChain value, JsonSerializer serializer)
{
var text = formatter.Format(value);
writer.WriteRawValue(text);
}
public void HandleOne(ActionEntry entry, MessageContext context)
{
if (entry.State is int errorCount && errorCount >= 3)
{
if (errorCount == 3)
{
_logger.LogWarning("An Action has met its error limit and has been disabled: " + entry);
}
return;
}
#region Extract Check
ExtractAttribute extract = entry.Action.GetCustomAttribute <ExtractAttribute>();
Dictionary <string, MessageChain> dict = new Dictionary <string, MessageChain>();
if (extract != null)
{
Match match = extract.Pattern.Match(_formatter.Format(context.Message.AsReadable()));
if (match.Success)
{
string[] names = extract.Names.ToArray();
for (int i = 1; i < match.Groups.Count; i++)
{
dict.Add(names[i - 1], _parser.Parse(match.Groups[i].Value));
}
}
else
{
return;
}
}
#endregion Extract Check
#region Filter Check
object[] filterBys = entry.Action.GetCustomAttributes(typeof(FilterByAttribute), false);
string failureMessage = null;
bool pass = filterBys.All(x =>
{
FilterByAttribute filter = (FilterByAttribute)x;
if (!filter.Filter.Check(context))
{
failureMessage = filter.FailureMessage;
return(false);
}
return(true);
});
if (!pass)
{
if (failureMessage != null)
{
MessageChain chain = new MessageChain(new MessageComponent[] { new Plain(entry.Action.Name + ": " + failureMessage) });
context.ReplyAsync(chain).Wait();
}
return;
}
#endregion Filter Check
InvokeOne(entry, context, dict);
}
public bool Run(IApiClient client, GenericEventArgs eventArgs)
{
switch (eventArgs)
{
case GroupMessageEventArgs args:
_logger.LogInformation("GroupMessageEventArgs received {0}:\n{1}=>{2}", args.User.DisplayName, args.Group.Name, _formatter.Format(args.Message));
break;
case FriendMessageEventArgs args:
_logger.LogInformation("FriendMessageEventArgs received {0}:\n{1}", args.User.Nickname, args.Message.ToString());
break;
default:
_logger.LogInformation("GenericEventArgs received at {0}", eventArgs.Time);
break;
}
return(true);
}