public string IsDurationOverlapped(long ID, long AdsCustomize_ID, DateTime startTime, DateTime endTime) { List <AdsCustomizeAccountSet> accountSet = new List <AdsCustomizeAccountSet>(); AdsCustomizeModel adsCustomizeObj = AdvertisementDAO.GetAdsCustomizeItem(AdsCustomize_ID); if (adsCustomizeObj == null) { accountSet = AdvertisementDAO.QueryAccountSetByAdsCustomizeID(AdsCustomize_ID); } else { accountSet = adsCustomizeObj.AdsCustomizeAccountSet.ToList(); } foreach (var item in accountSet) { // 區間不完整不計算 if (item.IssueStart == null || item.IssueEnd == null) { continue; } // 如果本身儲存時沒有修改時間的話不計算 if (item.ID == ID) { continue; } List <DateTime> timePoints = new List <DateTime>(); timePoints.Add(startTime); timePoints.Add(endTime); timePoints.Add((DateTime)item.IssueStart); timePoints.Add((DateTime)item.IssueEnd); if (AdvertisementDAO.IsDurationOverlapped(startTime, endTime, (DateTime)item.IssueStart, (DateTime)item.IssueEnd)) { return("1"); } } return("0"); }