From 287285c0a17c745afe5cb261a3a557d278c185c8 Mon Sep 17 00:00:00 2001
From: Rutherther <fandabohacek@gmail.com>
Date: Fri, 30 Dec 2022 23:50:22 +0100
Subject: [PATCH] feat(pathfinding): create custom pathfinding

---
 .../Operations/WalkInRangeOperation.cs           |  3 ++-
 .../Errors/PathNotFoundError.cs                  | 16 ++++++++++++++++
 .../Pathfinder.cs                                |  2 +-
 3 files changed, 19 insertions(+), 2 deletions(-)
 create mode 100644 Extensions/NosSmooth.Extensions.Pathfinding/Errors/PathNotFoundError.cs

diff --git a/Extensions/NosSmooth.Extensions.Combat/Operations/WalkInRangeOperation.cs b/Extensions/NosSmooth.Extensions.Combat/Operations/WalkInRangeOperation.cs
index 16bd57d4016e5f82d04f0b7b813585c667a5efb5..6c1dd7425f15b7461d866917cea3b10bef1d5102 100644
--- a/Extensions/NosSmooth.Extensions.Combat/Operations/WalkInRangeOperation.cs
+++ b/Extensions/NosSmooth.Extensions.Combat/Operations/WalkInRangeOperation.cs
@@ -6,6 +6,7 @@
 
 using NosSmooth.Extensions.Combat.Errors;
 using NosSmooth.Extensions.Pathfinding;
+using NosSmooth.Extensions.Pathfinding.Errors;
 using NosSmooth.Game.Data.Entities;
 using NosSmooth.Game.Data.Info;
 using Remora.Results;
@@ -96,7 +97,7 @@ public record WalkInRangeOperation
                 return Result.FromSuccess();
             }
 
-            if (!walkResult.IsSuccess && walkResult.Error is NotFoundError)
+            if (!walkResult.IsSuccess && walkResult.Error is PathNotFoundError)
             {
                 if (distance - 1 > 0)
                 {
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Errors/PathNotFoundError.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Errors/PathNotFoundError.cs
new file mode 100644
index 0000000000000000000000000000000000000000..57bc83fe43794c717d24c45ef75f314b8ae6326a
--- /dev/null
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Errors/PathNotFoundError.cs
@@ -0,0 +1,16 @@
+//
+//  PathNotFoundError.cs
+//
+//  Copyright (c) František Boháček. All rights reserved.
+//  Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using Remora.Results;
+
+namespace NosSmooth.Extensions.Pathfinding.Errors;
+
+/// <summary>
+/// Could not find path to the given target.
+/// </summary>
+/// <param name="TargetX">The target x coordinate.</param>
+/// <param name="TargetY">The target y coordinate.</param>
+public record PathNotFoundError(short TargetX, short TargetY) : ResultError($"Path to {TargetX}, {TargetY} not found.");
\ No newline at end of file
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Pathfinder.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Pathfinder.cs
index d5ee45d57f86372c7ff6c6b19e9bbd73f38460f7..74ed04ba28c68e600acbc08966d8f14adf2a5187 100644
--- a/Extensions/NosSmooth.Extensions.Pathfinding/Pathfinder.cs
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Pathfinder.cs
@@ -159,7 +159,7 @@ public class Pathfinder
             }
         }
 
-        return new NotFoundError("Could not find path to the given position.");
+        return new PathNotFoundError(targetX, targetY);
     }
 
     private Path ReconstructPath