fix IsToMe (#17)

* fix IsToMe

* fix IsToMe

bot.go

@@ -165,17 +165,10 @@ func preprocessMessageEvent(e *Event) {
 
 // preprocessNoticeEvent 更新事件
 func preprocessNoticeEvent(e *Event) {
-	switch e.NoticeType {
-	case "group_upload", "friend_add", "friend_recall":
-		//
-	case "group_admin", "group_decrease", "group_increase", "group_ban", "group_recall", "honor":
-		if e.UserID == e.SelfID {
-			e.IsToMe = true
-		}
-	case "poke", "lucky_king":
-		if e.TargetID == e.SelfID {
-			e.IsToMe = true
-		}
+	if e.SubType == "poke" || e.SubType == "lucky_king" {
+		e.IsToMe = e.TargetID == e.SelfID
+	} else {
+		e.IsToMe = e.UserID == e.SelfID
 	}
 }