/// <summary>
/// 获取关注信息。
/// </summary>
/// <param name="weiXinService">微信服务。</param>
/// <param name="date">日期。</param>
/// <returns>关注信息数组。</returns>
public static AttentionInfo GetAttentions(this IWeiXinService weiXinService, DateTime date)
{
if (weiXinService == null)
{
throw new ArgumentNullException("weiXinService");
}
var list = weiXinService.GetAttentions(date.Subtract(TimeSpan.FromDays(1)), date);
return(list == null ? null : list.FirstOrDefault());
}
