/// <summary>
/// 判别在规定时间内调用是否超出次数（如：一秒内只能调用3次）
/// </summary>
/// <param name="key">检测Key</param>
/// <param name="timeType">时间类型</param>
/// <param name="maxCount">最大可调用次数</param>
/// <returns>true：已经超出次数 false：未超出次数</returns>
public bool CheckIsOverStep(string key, TimeType timeType, int maxCount)
{
CheckHelper.NotEmpty(key, "key");
if (!timeType.IsInDefined())
{
throw new ArgumentException("时间类型不合法！");
}
if (maxCount < 0)
{
throw new ArgumentException("最大次数必须大于等于0！");
}
//缓存Key
string cacheKey = "IsOverStep:";
//缓存过期时间
TimeSpan?expires = null;
switch (timeType)
{
case TimeType.秒:
string second = DateTime.Now.ToString("yyyyMMddHHmmss");
cacheKey += $"{key}:{second}";
expires = TimeSpan.FromSeconds(10);
break;
case TimeType.分:
string minute = DateTime.Now.ToString("yyyyMMddHHmm");
cacheKey += $"{key}:{minute}";
expires = TimeSpan.FromMinutes(5);
break;
case TimeType.时:
string hour = DateTime.Now.ToString("yyyyMMddHH");
cacheKey += $"{key}:{hour}";
expires = TimeSpan.FromHours(1).Add(TimeSpan.FromMinutes(5));
break;
case TimeType.天:
string day = DateTime.Now.ToString("yyyyMMdd");
cacheKey += $"{key}:{day}";
expires = TimeSpan.FromDays(1).Add(TimeSpan.FromMinutes(5));
break;
case TimeType.月:
string month = DateTime.Now.ToString("yyyyMM");
cacheKey += $"{key}:{month}";
expires = TimeSpan.FromDays(30).Add(TimeSpan.FromMinutes(5));
break;
default:
break;
}
return(this.CheckIsOverStep(cacheKey, maxCount, expires.Value));
}
