private static DateTimeResolutionResult GetAgoLaterResult( DateTimeParseResult durationParseResult, string afterStr, string beforeStr, DateObject referenceTime, IParser numberParser, IDateTimeUtilityConfiguration utilityConfiguration, AgoLaterMode mode, SwiftDayDelegate swiftDay) { var ret = new DateTimeResolutionResult(); var resultDateTime = referenceTime; var timex = durationParseResult.TimexStr; if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.MORE_THAN_MOD) { ret.Mod = Constants.MORE_THAN_MOD; } else if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.LESS_THAN_MOD) { ret.Mod = Constants.LESS_THAN_MOD; } if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.AgoRegex)) { var match = utilityConfiguration.AgoRegex.Match(afterStr); var swift = 0; // Handle cases like "3 days before yesterday" if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value)) { swift = swiftDay(match.Groups["day"].Value); } else if (utilityConfiguration.CheckBothBeforeAfter && match.Success && !MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.AgoRegex)) { match = utilityConfiguration.AgoRegex.Match(beforeStr + " " + afterStr); if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value)) { swift = swiftDay(match.Groups["day"].Value); } } resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), false); ((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.BEFORE_MOD; } else if (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.AgoRegex)) { var match = utilityConfiguration.AgoRegex.Match(beforeStr); var swift = 0; // Handle cases like "3 days before yesterday" if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value)) { swift = swiftDay(match.Groups["day"].Value); } resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), false); ((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.BEFORE_MOD; } else if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex) || MatchingUtil.ContainsTermIndex(beforeStr, utilityConfiguration.InConnectorRegex) || (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex))) { var match = utilityConfiguration.LaterRegex.Match(afterStr); var swift = 0; if (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex) && string.IsNullOrEmpty(match.Groups["day"].Value)) { match = utilityConfiguration.LaterRegex.Match(beforeStr); } // Handle cases like "3 days after tomorrow" if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value)) { swift = swiftDay(match.Groups["day"].Value); } var yearMatch = utilityConfiguration.SinceYearSuffixRegex.Match(afterStr); if (yearMatch.Success) { var yearString = yearMatch.Groups[Constants.YearGroupName].Value; var yearEr = new ExtractResult { Text = yearString }; var year = Convert.ToInt32((double)(numberParser.Parse(yearEr).Value ?? 0)); referenceTime = DateObject.MinValue.SafeCreateFromValue(year, 1, 1); } resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), true); ((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.AFTER_MOD; } else if (utilityConfiguration.CheckBothBeforeAfter && (MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex) || MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.InConnectorRegex) || MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex))) { // Check also beforeStr var match = utilityConfiguration.LaterRegex.Match(beforeStr); var swift = 0; if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex) && string.IsNullOrEmpty(match.Groups["day"].Value)) { match = utilityConfiguration.LaterRegex.Match(beforeStr); } // Handle cases like "3 days after tomorrow" if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value)) { swift = swiftDay(match.Groups["day"].Value); } var yearMatch = utilityConfiguration.SinceYearSuffixRegex.Match(beforeStr); if (yearMatch.Success) { var yearString = yearMatch.Groups[Constants.YearGroupName].Value; var yearEr = new ExtractResult { Text = yearString }; var year = Convert.ToInt32((double)(numberParser.Parse(yearEr).Value ?? 0)); referenceTime = DateObject.MinValue.SafeCreateFromValue(year, 1, 1); } resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), true); ((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.AFTER_MOD; } if (resultDateTime != referenceTime) { if (mode.Equals(AgoLaterMode.Date)) { ret.Timex = $"{DateTimeFormatUtil.LuisDate(resultDateTime)}"; } else if (mode.Equals(AgoLaterMode.DateTime)) { ret.Timex = $"{DateTimeFormatUtil.LuisDateTime(resultDateTime)}"; } ret.FutureValue = ret.PastValue = resultDateTime; ret.SubDateTimeEntities = new List <object> { durationParseResult }; ret.Success = true; } return(ret); }