From e94038010bafbe7a64632252489c1457ce009d5c Mon Sep 17 00:00:00 2001
From: Rutherther <fandabohacek@gmail.com>
Date: Fri, 20 Jan 2023 18:40:50 +0100
Subject: [PATCH] feat(pathfinding): respond to su, tp, c_info packets to
 update position

---
 .../Extensions/ServiceCollectionExtensions.cs |  4 ++
 .../NosSmooth.Extensions.Pathfinding.csproj   |  4 +-
 .../PathfinderState.cs                        |  5 ++
 .../Responders/CInfoPacketResponder.cs        | 34 +++++++++++++
 .../Responders/SuPacketResponder.cs           | 50 +++++++++++++++++++
 .../Responders/TpPacketResponder.cs           | 39 +++++++++++++++
 6 files changed, 134 insertions(+), 2 deletions(-)
 create mode 100644 Extensions/NosSmooth.Extensions.Pathfinding/Responders/CInfoPacketResponder.cs
 create mode 100644 Extensions/NosSmooth.Extensions.Pathfinding/Responders/SuPacketResponder.cs
 create mode 100644 Extensions/NosSmooth.Extensions.Pathfinding/Responders/TpPacketResponder.cs

diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Extensions/ServiceCollectionExtensions.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Extensions/ServiceCollectionExtensions.cs
index 61abeff8f50dc4c1e6b431c40c8f8b7daf0122a1..0812beab7648e3f269ee658f63ad775203593791 100644
--- a/Extensions/NosSmooth.Extensions.Pathfinding/Extensions/ServiceCollectionExtensions.cs
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Extensions/ServiceCollectionExtensions.cs
@@ -7,6 +7,7 @@
 using Microsoft.Extensions.DependencyInjection;
 using NosSmooth.Core.Extensions;
 using NosSmooth.Extensions.Pathfinding.Responders;
+using NosSmooth.Packets.Server.Character;
 using NosSmooth.Packets.Server.Maps;
 
 namespace NosSmooth.Extensions.Pathfinding.Extensions;
@@ -30,6 +31,9 @@ public static class ServiceCollectionExtensions
             .AddPacketResponder<AtResponder>()
             .AddPacketResponder<CMapResponder>()
             .AddPacketResponder<WalkResponder>()
+            .AddPacketResponder<SuPacketResponder>()
+            .AddPacketResponder<TpPacketResponder>()
+            .AddPacketResponder<CInfoPacketResponder>()
             .AddSingleton<WalkManager>()
             .AddSingleton<Pathfinder>()
             .AddSingleton<PathfinderState>();
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/NosSmooth.Extensions.Pathfinding.csproj b/Extensions/NosSmooth.Extensions.Pathfinding/NosSmooth.Extensions.Pathfinding.csproj
index a8406bf48bc6b30df9516e2e6ebb91346b5106bb..ad333e4ce83d4055b860b54c383a4790d5132dd1 100644
--- a/Extensions/NosSmooth.Extensions.Pathfinding/NosSmooth.Extensions.Pathfinding.csproj
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/NosSmooth.Extensions.Pathfinding.csproj
@@ -8,8 +8,8 @@
         <RepositoryUrl>https://github.com/Rutherther/NosSmooth/</RepositoryUrl>
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
         <Description>NosSmooth extension allowing for finding paths on maps.</Description>
-        <VersionPrefix>1.1.3</VersionPrefix>
-        <PackageReleaseNotes>Update dependencies</PackageReleaseNotes>
+        <VersionPrefix>1.2.0</VersionPrefix>
+        <PackageReleaseNotes>React to su and tp packet by changing character position.</PackageReleaseNotes>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/PathfinderState.cs b/Extensions/NosSmooth.Extensions.Pathfinding/PathfinderState.cs
index 7dac6d9c8d01e59f83e472d01f6cd267a7526726..59b38817244a284bbf6315bc8f16dda796634fb2 100644
--- a/Extensions/NosSmooth.Extensions.Pathfinding/PathfinderState.cs
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/PathfinderState.cs
@@ -34,4 +34,9 @@ public class PathfinderState : IStatefulEntity
     /// Gets or sets the current y.
     /// </summary>
     internal short Y { get; set; }
+
+    /// <summary>
+    /// Gets or sets the id of the charcter.
+    /// </summary>
+    internal long CharacterId { get; set; }
 }
\ No newline at end of file
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Responders/CInfoPacketResponder.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/CInfoPacketResponder.cs
new file mode 100644
index 0000000000000000000000000000000000000000..e0b258ddc6220f827dd9f03566845b7541ff4757
--- /dev/null
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/CInfoPacketResponder.cs
@@ -0,0 +1,34 @@
+//
+//  CInfoPacketResponder.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 NosSmooth.Core.Packets;
+using NosSmooth.Packets.Server.Character;
+using Remora.Results;
+
+namespace NosSmooth.Extensions.Pathfinding.Responders;
+
+/// <inheritdoc />
+public class CInfoPacketResponder : IPacketResponder<CInfoPacket>
+{
+    private readonly PathfinderState _state;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="CInfoPacketResponder"/> class.
+    /// </summary>
+    /// <param name="state">The state.</param>
+    public CInfoPacketResponder(PathfinderState state)
+    {
+        _state = state;
+
+    }
+
+    /// <inheritdoc />
+    public Task<Result> Respond(PacketEventArgs<CInfoPacket> packetArgs, CancellationToken ct = default)
+    {
+        _state.CharacterId = packetArgs.Packet.CharacterId;
+        return Task.FromResult(Result.FromSuccess());
+    }
+}
\ No newline at end of file
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Responders/SuPacketResponder.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/SuPacketResponder.cs
new file mode 100644
index 0000000000000000000000000000000000000000..dcb1ad4f62b348b8dc740616a0087a40d70b3617
--- /dev/null
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/SuPacketResponder.cs
@@ -0,0 +1,50 @@
+//
+//  SuPacketResponder.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 NosSmooth.Core.Packets;
+using NosSmooth.Packets.Server.Battle;
+using Remora.Results;
+
+namespace NosSmooth.Extensions.Pathfinding.Responders;
+
+/// <inheritdoc />
+public class SuPacketResponder : IPacketResponder<SuPacket>
+{
+    private readonly PathfinderState _state;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="SuPacketResponder"/> class.
+    /// </summary>
+    /// <param name="state">The state.</param>
+    public SuPacketResponder(PathfinderState state)
+    {
+        _state = state;
+
+    }
+
+    /// <inheritdoc />
+    public Task<Result> Respond(PacketEventArgs<SuPacket> packetArgs, CancellationToken ct = default)
+    {
+        var packet = packetArgs.Packet;
+        if (packet.CasterEntityId == _state.CharacterId)
+        {
+            if (packet.PositionX is null || packet.PositionY is null)
+            {
+                return Task.FromResult(Result.FromSuccess());
+            }
+
+            if (packet.PositionX == 0 || packet.PositionY == 0)
+            {
+                return Task.FromResult(Result.FromSuccess());
+            }
+
+            _state.X = packet.PositionX.Value;
+            _state.Y = packet.PositionY.Value;
+        }
+
+        return Task.FromResult(Result.FromSuccess());
+    }
+}
\ No newline at end of file
diff --git a/Extensions/NosSmooth.Extensions.Pathfinding/Responders/TpPacketResponder.cs b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/TpPacketResponder.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a72390defac9faef5783eebcf30840f3f55592c6
--- /dev/null
+++ b/Extensions/NosSmooth.Extensions.Pathfinding/Responders/TpPacketResponder.cs
@@ -0,0 +1,39 @@
+//
+//  TpPacketResponder.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 NosSmooth.Core.Packets;
+using NosSmooth.Packets.Server.Maps;
+using Remora.Results;
+
+namespace NosSmooth.Extensions.Pathfinding.Responders;
+
+/// <inheritdoc />
+public class TpPacketResponder : IPacketResponder<TpPacket>
+{
+    private readonly PathfinderState _state;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="TpPacketResponder"/> class.
+    /// </summary>
+    /// <param name="state">The state.</param>
+    public TpPacketResponder(PathfinderState state)
+    {
+        _state = state;
+    }
+
+    /// <inheritdoc />
+    public Task<Result> Respond(PacketEventArgs<TpPacket> packetArgs, CancellationToken ct = default)
+    {
+        var packet = packetArgs.Packet;
+        if (packet.EntityId == _state.CharacterId)
+        {
+            _state.X = packet.PositionX;
+            _state.Y = packet.PositionY;
+        }
+
+        return Task.FromResult(Result.FromSuccess());
+    }
+}
\ No newline at end of file