qstcompanion v1.0.1

QuestionableCompanion/QuestionableCompanion.Services/QuestIdParser.cs

@@ -0,0 +1,68 @@
+using System.Text.RegularExpressions;
+
+namespace QuestionableCompanion.Services;
+
+public static class QuestIdParser
+{
+	private static readonly Regex EventQuestPattern = new Regex("^([A-Z])(\\d+)$", RegexOptions.Compiled);
+
+	public static (string rawId, string eventQuestId) ParseQuestId(string questInput)
+	{
+		if (string.IsNullOrWhiteSpace(questInput))
+		{
+			return (rawId: questInput, eventQuestId: questInput);
+		}
+		Match match = EventQuestPattern.Match(questInput);
+		if (match.Success)
+		{
+			_ = match.Groups[1].Value;
+			return (rawId: match.Groups[2].Value, eventQuestId: questInput);
+		}
+		return (rawId: questInput, eventQuestId: questInput);
+	}
+
+	public static bool HasEventQuestPrefix(string questId)
+	{
+		if (string.IsNullOrWhiteSpace(questId))
+		{
+			return false;
+		}
+		return EventQuestPattern.IsMatch(questId);
+	}
+
+	public static string? GetEventQuestPrefix(string questId)
+	{
+		if (string.IsNullOrWhiteSpace(questId))
+		{
+			return null;
+		}
+		Match match = EventQuestPattern.Match(questId);
+		if (!match.Success)
+		{
+			return null;
+		}
+		return match.Groups[1].Value;
+	}
+
+	public static string GetNumericPart(string questId)
+	{
+		return ParseQuestId(questId).rawId;
+	}
+
+	public static QuestIdType ClassifyQuestId(string questId)
+	{
+		if (string.IsNullOrWhiteSpace(questId))
+		{
+			return QuestIdType.Invalid;
+		}
+		if (HasEventQuestPrefix(questId))
+		{
+			return QuestIdType.EventQuest;
+		}
+		if (uint.TryParse(questId, out var _))
+		{
+			return QuestIdType.Standard;
+		}
+		return QuestIdType.Unknown;
+	}
+}