From d7018f2c97cd0c0c89c401d999fe6364f8df0744 Mon Sep 17 00:00:00 2001
From: annabunches <annabunches@gmail.com>
Date: Fri, 21 Feb 2025 16:52:01 -0500
Subject: [PATCH] Add merge block support to sequencer.

---
 ActionSequencer/Program.cs                 | 21 ++++++++++
 Mixins/ActionGroups/ActionGroups.projitems |  1 +
 Mixins/ActionGroups/BlockActionMerge.cs    | 45 ++++++++++++++++++++++
 3 files changed, 67 insertions(+)
 create mode 100644 Mixins/ActionGroups/BlockActionMerge.cs

diff --git a/ActionSequencer/Program.cs b/ActionSequencer/Program.cs
index 8801ef9..2b003fb 100644
--- a/ActionSequencer/Program.cs
+++ b/ActionSequencer/Program.cs
@@ -1,4 +1,5 @@
 using Sandbox.ModAPI.Ingame;
+using SpaceEngineers.Game.ModAPI.Ingame;
 using System;
 using System.Collections.Generic;
 using VRage.Game.ModAPI.Ingame.Utilities;
@@ -169,6 +170,26 @@ namespace IngameScript
                     Ini.Get(key, "velocity").ToSingle(2f)
                 );
             }
+            else if (block is IMyShipMergeBlock)
+            {
+                MergeAction action;
+                string config = Ini.Get(key, "action").ToString("merge").ToLower();
+                switch (config)
+                {
+                    case "merge":
+                        action = MergeAction.Merge;
+                        break;
+                    case "unmerge":
+                        action = MergeAction.Unmerge;
+                        break;
+                    default:
+                        Console.Print($"Unknown action '{config}. Defaulting to merge.");
+                        action = MergeAction.Merge;
+                        break;
+                }
+                return new BlockActionMerge(block as IMyShipMergeBlock, action);
+            }
+            // TODO: there are several block types added for other scripts that we should support here.
 
             Console.Print($"Can't add unsupported block '{block.CustomName}'");
             return null;
diff --git a/Mixins/ActionGroups/ActionGroups.projitems b/Mixins/ActionGroups/ActionGroups.projitems
index c9b57b6..c3625eb 100644
--- a/Mixins/ActionGroups/ActionGroups.projitems
+++ b/Mixins/ActionGroups/ActionGroups.projitems
@@ -11,6 +11,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)BlockActionConnector.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)BlockActionDoor.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)BlockActionGasTank.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)BlockActionMerge.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)BlockActionPiston.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)BlockActionRotor.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)BlockAction.cs" />
diff --git a/Mixins/ActionGroups/BlockActionMerge.cs b/Mixins/ActionGroups/BlockActionMerge.cs
new file mode 100644
index 0000000..0d442b2
--- /dev/null
+++ b/Mixins/ActionGroups/BlockActionMerge.cs
@@ -0,0 +1,45 @@
+using System.Collections.Generic;
+using Sandbox.ModAPI.Ingame;
+using SpaceEngineers.Game.ModAPI.Ingame;
+
+namespace IngameScript
+{
+    partial class Program
+    {
+        public enum MergeAction
+        {
+            Merge,
+            Unmerge,
+        }
+
+        public class BlockActionMerge : BlockAction
+        {
+            private IMyShipMergeBlock _connector;
+            private MergeAction _action;
+
+            public BlockActionMerge(
+                IMyShipMergeBlock connector,
+                MergeAction action
+            )
+            {
+                _connector = connector;
+                _action = action;
+            }
+
+            protected override IEnumerator<bool> onRun()
+            {
+                switch (_action)
+                {
+                    case MergeAction.Merge:
+                        _connector.Enabled = true;
+                        while (!_connector.IsConnected) yield return true;
+                        break;
+                    case MergeAction.Unmerge:
+                        _connector.Enabled = false;
+                        while (_connector.IsConnected) yield return true;
+                        break;
+                }
+            }
+        }
+    }
+}
\ No newline at end of file