Initial

MareSynchronos/PlayerData/Data/FileReplacement.cs

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+using MareSynchronos.API.Data;
+
+using System.Text.RegularExpressions;
+
+namespace MareSynchronos.PlayerData.Data;
+
+public partial class FileReplacement
+{
+    public FileReplacement(string[] gamePaths, string filePath)
+    {
+        GamePaths = gamePaths.Select(g => g.Replace('\\', '/').ToLowerInvariant()).ToHashSet(StringComparer.Ordinal);
+        ResolvedPath = filePath.Replace('\\', '/');
+    }
+
+    public HashSet<string> GamePaths { get; init; }
+
+    public bool HasFileReplacement => GamePaths.Count >= 1 && GamePaths.Any(p => !string.Equals(p, ResolvedPath, StringComparison.Ordinal));
+
+    public string Hash { get; set; } = string.Empty;
+    public bool IsFileSwap => !LocalPathRegex().IsMatch(ResolvedPath) && GamePaths.All(p => !LocalPathRegex().IsMatch(p));
+    public string ResolvedPath { get; init; }
+
+    public FileReplacementData ToFileReplacementDto()
+    {
+        return new FileReplacementData
+        {
+            GamePaths = [.. GamePaths],
+            Hash = Hash,
+            FileSwapPath = IsFileSwap ? ResolvedPath : string.Empty,
+        };
+    }
+
+    public override string ToString()
+    {
+        return $"HasReplacement:{HasFileReplacement},IsFileSwap:{IsFileSwap} - {string.Join(",", GamePaths)} => {ResolvedPath}";
+    }
+
+#pragma warning disable MA0009
+    [GeneratedRegex(@"^[a-zA-Z]:(/|\\)", RegexOptions.ECMAScript)]
+    private static partial Regex LocalPathRegex();
+#pragma warning restore MA0009
+}