Disable Trade/Transport/Caravan Session Buttons for Other Factions

Source/Client/Comp/Map/MultiplayerMapComp.cs

@@ -35,12 +35,12 @@ public MultiplayerMapComp(Map map)
             sessionManager = new(map);
         }
 
-        public CaravanFormingSession CreateCaravanFormingSession(bool reform, Action onClosed, bool mapAboutToBeRemoved, IntVec3? meetingSpot = null)
+        public CaravanFormingSession CreateCaravanFormingSession(Faction faction, bool reform, Action onClosed, bool mapAboutToBeRemoved, IntVec3? meetingSpot = null)
         {
             var caravanForming = sessionManager.GetFirstOfType<CaravanFormingSession>();
             if (caravanForming == null)
             {
-                caravanForming = new CaravanFormingSession(map, reform, onClosed, mapAboutToBeRemoved, meetingSpot);
+                caravanForming = new CaravanFormingSession(faction, map, reform, onClosed, mapAboutToBeRemoved, meetingSpot);
                 if (!sessionManager.AddSession(caravanForming))
                 {
                     // Shouldn't happen if the session doesn't exist already, show an error just in case
@@ -51,12 +51,12 @@ public CaravanFormingSession CreateCaravanFormingSession(bool reform, Action onC
             return caravanForming;
         }
 
-        public TransporterLoading CreateTransporterLoadingSession(List<CompTransporter> transporters)
+        public TransporterLoading CreateTransporterLoadingSession(Faction faction, List<CompTransporter> transporters)
         {
             var transporterLoading = sessionManager.GetFirstOfType<TransporterLoading>();
             if (transporterLoading == null)
             {
-                transporterLoading = new TransporterLoading(map, transporters);
+                transporterLoading = new TransporterLoading(faction, map, transporters);
                 if (!sessionManager.AddSession(transporterLoading))
                 {
                     // Shouldn't happen if the session doesn't exist already, show an error just in case

Source/Client/Persistent/CaravanFormingPatches.cs

@@ -7,6 +7,7 @@
 using UnityEngine;
 using Verse;
 using static Verse.Widgets;
+using System.Reflection;
 
 namespace Multiplayer.Client.Persistent
 {
@@ -168,25 +169,27 @@ static void Prefix(Dialog_FormCaravan __instance, Map map, bool reform, Action o
             if (__instance.GetType() != typeof(Dialog_FormCaravan))
                 return;
 
+            Faction faction = Faction.OfPlayer;
+
             // Handles showing the dialog from TimedForcedExit.CompTick -> TimedForcedExit.ForceReform
             // (note TimedForcedExit is obsolete)
             if (Multiplayer.ExecutingCmds || Multiplayer.Ticking)
             {
                 var comp = map.MpComp();
                 if (comp.sessionManager.GetFirstOfType<CaravanFormingSession>() == null)
-                    comp.CreateCaravanFormingSession(reform, onClosed, mapAboutToBeRemoved, designatedMeetingPoint);
+                    comp.CreateCaravanFormingSession(faction, reform, onClosed, mapAboutToBeRemoved, designatedMeetingPoint);
             }
             else // Handles opening from the interface: forming gizmos, reforming gizmos and caravan hitching spots
             {
-                StartFormingCaravan(map, reform, designatedMeetingPoint);
+                StartFormingCaravan(faction, map, reform, designatedMeetingPoint);
             }
         }
 
         [SyncMethod]
-        internal static void StartFormingCaravan(Map map, bool reform = false, IntVec3? designatedMeetingPoint = null, int? routePlannerWaypoint = null)
+        internal static void StartFormingCaravan(Faction faction, Map map, bool reform = false, IntVec3? designatedMeetingPoint = null, int? routePlannerWaypoint = null)
         {
             var comp = map.MpComp();
-            var session = comp.CreateCaravanFormingSession(reform, null, false, designatedMeetingPoint);
+            var session = comp.CreateCaravanFormingSession(faction, reform, null, false, designatedMeetingPoint);
 
             if (TickPatch.currentExecutingCmdIssuedBySelf)
             {
@@ -224,7 +227,7 @@ static bool Prefix(Map origin, int tile)
                 return true;
 
             // Override behavior in multiplayer
-            DialogFormCaravanCtorPatch.StartFormingCaravan(origin, routePlannerWaypoint: tile);
+            DialogFormCaravanCtorPatch.StartFormingCaravan(Faction.OfPlayer, origin, routePlannerWaypoint: tile);
 
             return false;
         }
@@ -241,4 +244,101 @@ static bool Prefix(TimedForcedExit __instance)
             return true;
         }
     }
+
+    [HarmonyPatch()]
+    static class DisableCaravanFormCheckboxForOtherFactions
+    {
+        static MethodInfo TargetMethod() {
+            return typeof(Widgets).GetMethod("Checkbox", [
+                typeof(Vector2), typeof(bool).MakeByRefType(), typeof(float), typeof(bool), typeof(bool), typeof(Texture2D), typeof(Texture2D)
+            ]);
+        }
+
+        static bool Prefix(Vector2 topLeft, bool checkOn, bool disabled)
+        {
+            if (CaravanFormingProxy.drawing == null || CaravanFormingProxy.drawing.Session?.faction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (disabled)
+                return true;
+
+            Widgets.Checkbox(topLeft, ref checkOn, disabled: true);
+            return false;
+        }
+    }
+
+    [HarmonyPatch()]
+    static class DisableCaravanFormSuppliesCheckboxForOtherFactions
+    {
+        static MethodInfo TargetMethod() {
+            return typeof(Widgets).GetMethod("CheckboxLabeled", [
+                typeof(Rect), typeof(string), typeof(bool).MakeByRefType(), typeof(bool), typeof(Texture2D), typeof(Texture2D), typeof(bool), typeof(bool)
+            ]);
+        }
+
+        static bool Prefix(Rect rect, string label, bool checkOn, bool disabled)
+        {
+            if (CaravanFormingProxy.drawing == null || CaravanFormingProxy.drawing.Session?.faction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (disabled || label != "AutomaticallySelectTravelSupplies".Translate())
+                return true;
+
+            Widgets.CheckboxLabeled(rect, label, ref checkOn, disabled: true, null, null, placeCheckboxNearText: true);
+            return false;
+        }
+    }
+
+    [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonText), typeof(Rect), typeof(string), typeof(bool), typeof(bool), typeof(bool), typeof(TextAnchor))]
+    static class DisableCaravanFormControlButtonsForOtherFactions
+    {
+        static bool Prefix(Rect rect, string label, ref bool __result)
+        {
+            if (CaravanFormingProxy.drawing == null || CaravanFormingProxy.drawing.Session?.faction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (label != "ResetButton".Translate() && label != "CancelButton".Translate() && label != "ChangeRouteButton".Translate() && label != "Send".Translate())
+                return true;
+
+            __result = false;
+            return false;
+        }
+    }
+
+    [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonText))]
+    [HarmonyPatch(new[] { typeof(Rect), typeof(string), typeof(bool), typeof(bool), typeof(bool), typeof(TextAnchor) })]
+    static class DisableCaravanFormCountButtonsForOtherFactions
+    {
+        static bool Prefix(Rect rect, string label, ref bool __result)
+        {
+            if (CaravanFormingProxy.drawing == null || CaravanFormingProxy.drawing.Session?.faction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (label != "0" && label != "M<" && label != "<<" && label != "<" && label != ">" && label != ">>" && label != ">M")
+                return true;
+
+            GUI.color = Widgets.InactiveColor;
+            Widgets.TextArea(rect, label, true);
+            GUI.color = Color.white;
+            __result = false;
+            return false;
+        }
+    }
+
+    [HarmonyPatch()]
+    static class DisableCaravanFormCountTextBoxForOtherFactions
+    {
+        static MethodInfo TargetMethod() {
+            return typeof(Widgets).GetMethod("TextFieldNumeric", BindingFlags.Public | BindingFlags.Static).MakeGenericMethod(typeof(int));
+        }
+        static bool Prefix(Rect rect, int val)
+        {
+            if (CaravanFormingProxy.drawing == null || CaravanFormingProxy.drawing.Session?.faction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            GUI.color = Color.white;
+            Widgets.TextArea(rect, val.ToString(), true);
+            return false;
+        }
+    }
 }

Source/Client/Persistent/CaravanFormingSession.cs

@@ -11,6 +11,8 @@ public class CaravanFormingSession : ExposableSession, ISessionWithTransferables
     {
         public Map map;
 
+        public Faction faction;
+
         public bool reform;
         public Action onClosed;
         public bool mapAboutToBeRemoved;
@@ -24,12 +26,13 @@ public class CaravanFormingSession : ExposableSession, ISessionWithTransferables
 
         public override Map Map => map;
 
-        public CaravanFormingSession(Map map) : base(map)
+        public CaravanFormingSession(Faction faction, Map map) : base(map)
         {
             this.map = map;
+            this.faction = faction;
         }
 
-        public CaravanFormingSession(Map map, bool reform, Action onClosed, bool mapAboutToBeRemoved, IntVec3? meetingSpot = null) : this(map)
+        public CaravanFormingSession(Faction faction, Map map, bool reform, Action onClosed, bool mapAboutToBeRemoved, IntVec3? meetingSpot = null) : this(faction, map)
         {
             this.reform = reform;
             this.onClosed = onClosed;

Source/Client/Persistent/Trading.cs

@@ -22,6 +22,8 @@ public class MpTradeSession : ExposableSession, ISessionWithTransferables, ISess
         public MpTradeDeal deal;
         public bool giftsOnly;
 
+        public Faction NegotiatorFaction => playerNegotiator?.Faction;
+
         public string Label
         {
             get

Source/Client/Persistent/TradingUI.cs

@@ -48,15 +48,15 @@ public override void DoWindowContents(Rect inRect)
             if (selectedTab == -1 && trading.Count > 0)
                 selectedTab = 0;
 
-            if (selectedTab == -1)
+            if (selectedTab == -1 || tabs.Count == 0)
             {
                 Close();
                 return;
             }
 
             int rows = Mathf.CeilToInt(tabs.Count / 3f);
             inRect.yMin += rows * TabDrawer.TabHeight + 3;
-            TabDrawer.DrawTabs(inRect, tabs, rows);
+            TabDrawer.DrawTabs(inRect, tabs);
 
             inRect.yMin += 10f;
 
@@ -67,8 +67,10 @@ public override void DoWindowContents(Rect inRect)
                 selectedSession = session.SessionId;
             }
 
+            Faction factionContext = session.NegotiatorFaction;
             try
             {
+                factionContext = FactionContext.Push(factionContext);
                 MpTradeSession.SetTradeSession(session);
                 drawingTrade = this;
 
@@ -124,6 +126,9 @@ public override void DoWindowContents(Rect inRect)
             {
                 drawingTrade = null;
                 MpTradeSession.SetTradeSession(null);
+                if (factionContext != null) {
+                    FactionContext.Pop();
+                }
             }
         }
 
@@ -246,6 +251,77 @@ public static List<Tradeable> AllTradeables()
         }
     }
 
+    [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonText), typeof(Rect), typeof(string), typeof(bool), typeof(bool), typeof(bool), typeof(TextAnchor))]
+    static class DisableTradeControlButtonsForOtherFactions
+    {
+        static bool Prefix(Rect rect, string label, ref bool __result)
+        {
+            if (TradingWindow.drawingTrade == null || MpTradeSession.current.NegotiatorFaction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (label != "ResetButton".Translate() && label != "CancelButton".Translate() && label != "OfferGifts".Translate() && label != "AcceptButton".Translate())
+                return true;
+
+            __result = false;
+            return false;
+        }
+    }
+
+    [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonImageWithBG))]
+    static class DisableTradeModeButtonForOtherFactions
+    {
+        private static readonly Texture2D GiftModeIcon = ContentFinder<Texture2D>.Get("UI/Buttons/GiftMode");
+	    private static readonly Texture2D TradeModeIcon = ContentFinder<Texture2D>.Get("UI/Buttons/TradeMode");
+
+        static bool Prefix(Rect butRect, Texture2D image, ref bool __result)
+        {
+            if (TradingWindow.drawingTrade == null || MpTradeSession.current.NegotiatorFaction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (image != GiftModeIcon && image != TradeModeIcon)
+                return true;
+
+            __result = false;
+            return false;
+        }
+    }
+
+    [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonText), typeof(Rect), typeof(string), typeof(bool), typeof(bool), typeof(bool), typeof(TextAnchor))]
+    static class DisableTradeCountButtonsForOtherFactions
+    {
+        static bool Prefix(Rect rect, string label, ref bool __result)
+        {
+            if (TradingWindow.drawingTrade == null || MpTradeSession.current.NegotiatorFaction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            if (label != "0" && label != "M<" && label != "<<" && label != "<" && label != ">" && label != ">>" && label != ">M")
+                return true;
+
+            GUI.color = Widgets.InactiveColor;
+            Widgets.TextArea(rect, label, true);
+            GUI.color = Color.white;
+            __result = false;
+            return false;
+        }
+    }
+
+    [HarmonyPatch()]
+    static class DisableTradeCountTextBoxForOtherFactions
+    {
+        static MethodInfo TargetMethod() {
+            return typeof(Widgets).GetMethod("TextFieldNumeric", BindingFlags.Public | BindingFlags.Static).MakeGenericMethod(typeof(int));
+        }
+        static bool Prefix(Rect rect, int val)
+        {
+            if (TradingWindow.drawingTrade == null || MpTradeSession.current.NegotiatorFaction == Multiplayer.RealPlayerFaction)
+                return true;
+
+            GUI.color = Color.white;
+            Widgets.TextArea(rect, val.ToString(), true);
+            return false;
+        }
+    }
+
     [HarmonyPatch(typeof(Widgets), nameof(Widgets.ButtonTextWorker))]
     static class MakeCancelTradeButtonRed
     {