/// <summary>
/// 默认消息
/// </summary>
/// <param name="handler"></param>
/// <param name="func"></param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler Default(this RequestMessageTextKeywordHandler handler, Func <IResponseMessageBase> func)
{
if (!handler.MatchSuccessed)
{
handler.ResponseMessage = func();
}
return(handler);
}
/// <summary>
/// 匹配选择菜单关键词（对应微信的 SendMenu 接口）
/// </summary>
/// <param name="handler"></param>
/// <param name="keywords">多个关键词（匹配格式："s:[关键词]"）</param>
/// <param name="func"></param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler SelectMenuKeywords(this RequestMessageTextKeywordHandler handler, string[] keywords, Func <IResponseMessageBase> func)
{
foreach (var keyword in keywords)
{
handler.SelectMenuKeyword(keyword, func);
}
return(handler);
}
/// <summary>
/// 获取最终响应消息
/// </summary>
/// <param name="handler"></param>
/// <returns></returns>
public static IResponseMessageBase GetResponseMessage(this RequestMessageTextKeywordHandler handler)
{
if (!handler.MatchSuccessed &&
handler.DefaultMessage != null)
{
handler.ResponseMessage = handler.DefaultMessage();
}
return(handler.ResponseMessage);
}
/// <summary>
/// 匹配正则表达式
/// </summary>
/// <param name="handler"></param>
/// <param name="pattern">正则表达式</param>
/// <param name="func"></param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler Regex(this RequestMessageTextKeywordHandler handler, string pattern, Func <IResponseMessageBase> func)
{
if (!handler.MatchSuccessed &&
System.Text.RegularExpressions.Regex.IsMatch(handler.Keyword, pattern,
handler.CaseSensitive ? RegexOptions.None : RegexOptions.IgnoreCase))
{
handler.MatchSuccessed = true;
handler.ResponseMessage = func();
}
return(handler);
}
/// <summary>
/// 匹配关键词
/// </summary>
/// <param name="handler"></param>
/// <param name="keyword">关键词</param>
/// <param name="func"></param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler Keyword(this RequestMessageTextKeywordHandler handler, string keyword, Func <IResponseMessageBase> func)
{
if (!handler.MatchSuccessed &&
((handler.CaseSensitive && handler.Keyword == keyword) ||
(!handler.CaseSensitive && handler.Keyword.ToUpper() == keyword.ToUpper())))
{
handler.MatchSuccessed = true;
handler.ResponseMessage = func();
}
return(handler);
}
/// <summary>
/// 匹配选择菜单关键词（对应微信的 SendMenu 接口）
/// </summary>
/// <param name="handler"></param>
/// <param name="keywords">多个关键词（匹配格式："s:[关键词]"）</param>
/// <param name="func"></param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler SelectMenuKeyword(this RequestMessageTextKeywordHandler handler, string keyword, Func <IResponseMessageBase> func)
{
if (!(handler.RequestMessage is IRequestMessageSelectMenu))
{
throw new Exceptions.MessageHandlerException($"当前请求类型 {handler.RequestMessage.GetType()} 未实现 {nameof(IRequestMessageSelectMenu)} 接口，因此无法使用此方法（{nameof(SelectMenuKeyword)}）。");
}
var finalKeyword = RequestMessageTextKeywordHandler.SELECT_MENU_KEWORD_FORMAT.FormatWith(keyword);
if (!handler.MatchSuccessed && !handler.SelectMenuId.IsNullOrWhiteSpace() &&
((handler.CaseSensitive && handler.SelectMenuId == finalKeyword ||
(!handler.CaseSensitive && handler.SelectMenuId.ToUpper() == finalKeyword.ToUpper()))))
{
handler.MatchSuccessed = true;
handler.ResponseMessage = func();
}
return(handler);
}
/// <summary>
/// 开始匹配
/// </summary>
/// <param name="requestMessage"></param>
/// <param name="caseSensitive">是否大小写敏感，默认为false</param>
/// <returns></returns>
public static RequestMessageTextKeywordHandler StartHandler(this IRequestMessageText requestMessage, bool caseSensitive = false)
{
var handler = new RequestMessageTextKeywordHandler(requestMessage, caseSensitive);
return(handler);
}