public static List <DateTime> GetSendTimeList(this SendMessageRule sendMessageRule)
{
var results = new List <DateTime>();
switch (sendMessageRule.SendTimeType)
{
case Schema.SendTimeType.Immediately:
{
results.Add(sendMessageRule.CreatedTime);
} break;
case Schema.SendTimeType.Deliver:
{
results.Add(sendMessageRule.SendDeliver.GetSendTime());
} break;
case Schema.SendTimeType.Cycle:
{
List <DateTime> sendTimes = null;
// 週期簡訊回傳的發送時間若為NULL，表示已經不在發送起訖日期範圍內。
if (sendTimes == null && sendMessageRule.SendCycleEveryDay != null)
{
sendTimes = sendMessageRule.SendCycleEveryDay.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryWeek != null)
{
sendTimes = sendMessageRule.SendCycleEveryWeek.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryMonth != null)
{
sendTimes = sendMessageRule.SendCycleEveryMonth.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryYear != null)
{
sendTimes = sendMessageRule.SendCycleEveryYear.GetSendTimes();
}
if (sendTimes != null)
{
results.AddRange(sendTimes);
}
} break;
}
return(results);
}
public static string GetSendTimeString(this SendMessageRule sendMessageRule, int displaySize = Int32.MaxValue - 1)
{
List <DateTime> results = GetSendTimeList(sendMessageRule);
var clientTimezoneOffset = sendMessageRule.ClientTimezoneOffset;
var sendTimeStrings = results.Select(p => Converter.ToLocalTime(p, clientTimezoneOffset).ToString(Converter.Every8d_SentTime)).ToList();
var output = string.Join("、", sendTimeStrings.Take(Math.Min(displaySize, sendTimeStrings.Count)));
output = "共{0}筆，" + output;
if (sendTimeStrings.Count > displaySize)
{
output = output + "、...";
}
return(output);
}
/// <summary>
/// 取得發送時間UtcTime
/// </summary>
/// <param name="sendMessageRule">The send message rule.</param>
/// <returns></returns>
public static DateTime?GetSendTime(this SendMessageRule sendMessageRule)
{
switch (sendMessageRule.SendTimeType)
{
case Schema.SendTimeType.Immediately:
{
return(sendMessageRule.CreatedTime);
}
case Schema.SendTimeType.Deliver:
{
return(sendMessageRule.SendDeliver.GetSendTime());
}
case Schema.SendTimeType.Cycle:
{
List <DateTime> sendTimes = null;
// 週期簡訊回傳的發送時間若為NULL，表示已經不在發送起訖日期範圍內。
if (sendTimes == null && sendMessageRule.SendCycleEveryDay != null)
{
sendTimes = sendMessageRule.SendCycleEveryDay.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryWeek != null)
{
sendTimes = sendMessageRule.SendCycleEveryWeek.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryMonth != null)
{
sendTimes = sendMessageRule.SendCycleEveryMonth.GetSendTimes();
}
if (sendTimes == null && sendMessageRule.SendCycleEveryYear != null)
{
sendTimes = sendMessageRule.SendCycleEveryYear.GetSendTimes();
}
if (sendTimes == null)
{
return(null);
}
else
{
// TODO: 可能會有問題，需要再思考，是否直接回傳所有SendTimes
var result = sendTimes.Where(p => p <= DateTime.UtcNow).LastOrDefault(); // default is DateTime.MinValue
if (result != DateTime.MinValue)
{
return(result);
}
else
{
return(null);
}
}
}
}
return(null);
}
