/// <summary>
/// 判断预约日期是否在可预约范围内以及所要预约的日期是否被禁用
/// </summary>
/// <param name="dt">预约日期</param>
/// <param name="isAdmin">isAdmin</param>
/// <param name="msg">errMsg</param>
/// <returns></returns>
public bool IsReservationForDateAvailable(DateTime dt, bool isAdmin, out string msg)
{
// 不可以预约之前的日期
var daysDiff = dt.Subtract(DateTime.UtcNow.AddHours(8).Date).Days;
if (daysDiff < 0)
{
msg = "预约日期不可预约";
return(false);
}
// 最大预约天数（后面可以改成根据活动室去配置
if (!isAdmin && daysDiff > MaxReservationDiffDays)
{
msg = $"预约日期需要在{MaxReservationDiffDays}天内";
return(false);
}
if (!_bllDisabledPeriod.Any(builder => builder.WithPredict(p => p.IsActive && EF.Functions.DateDiffDay(p.StartDate, dt) >= 0 &&
EF.Functions.DateDiffDay(dt, p.EndDate) >= 0)))
{
msg = string.Empty;
return(true);
}
msg = "预约日期被禁用，如要预约请联系网站管理员";
return(false);
}
