Add selling selection to trader

Patches/MultiSelectPatches.cs

@@ -18,6 +18,7 @@ using UnityEngine;
 using UnityEngine.EventSystems;
 using UnityEngine.UI;
 using FleaRequirement = GClass1859;
+using CurrencyUtil = GClass2531;
 
 namespace UIFixes;
 
@@ -223,6 +224,10 @@ public static class MultiSelectPatches
                 SellAllToFlea();
             }
 
+            if (shiftDown && ctrlDown) {
+                SellAllToTrader();
+            }
+
             if (ctrlDown && !shiftDown && !altDown)
             {
                 QuickMove(__instance, ___ItemUiContext, ___ItemController);
@@ -339,6 +344,112 @@ public static class MultiSelectPatches
                 Session.RagFair.AddOffer(true, [item.Id], [req], null);
             }
         }
+
+        private static void SellAllToTrader() {
+            foreach (DragItemContext selectedItemContext in MultiSelect.SortedItemContexts()) {
+                try {
+                    SellToTrader(selectedItemContext.Item);
+                }
+                catch (Exception e) {
+                    Console.WriteLine("Oopsie!");
+                    Console.WriteLine(e);
+                }
+            }
+        }
+
+        private static void SellToTrader(Item item) {
+            TraderOffer bestTraderOffer = GetBestTraderOffer(item);
+            TraderClass tc = Session.GetTrader(bestTraderOffer.TraderId);
+
+            GClass2063.Class1765 @class = new GClass2063.Class1765();
+            @class.source = new TaskCompletionSource<bool>();
+
+            var itemRef = new EFT.Trading.TradingItemReference {
+                Item = item,
+                Count = item.StackObjectsCount
+            };
+
+            Session.ConfirmSell(tc.Id, [itemRef], bestTraderOffer.Price,
+                @class.method_0);
+            Singleton<GUISounds>.Instance.PlayUISound(EUISoundType.TradeOperationComplete);
+        }
+
+        public sealed class TraderOffer {
+            public string TraderId;
+            public string TraderName;
+            public int Price;
+            public string Currency;
+            public double Course;
+            public int Count;
+
+            public TraderOffer(string traderId, string traderName, int price, string currency, double course,
+                int count) {
+                TraderId = traderId;
+                TraderName = traderName;
+                Price = price;
+                Currency = currency;
+                Course = course;
+                Count = count;
+            }
+        }
+
+        public static TraderOffer GetBestTraderOffer(Item item) {
+            if (!Session.Profile.Examined(item))
+                return null;
+
+            switch (item.Owner?.OwnerType) {
+                case EOwnerType.RagFair:
+                case EOwnerType.Trader:
+                    if (item.StackObjectsCount > 1 || item.UnlimitedCount) {
+                        item = item.CloneItem();
+                        item.StackObjectsCount = 1;
+                        item.UnlimitedCount = false;
+                    }
+
+                    break;
+            }
+
+            TraderOffer highestOffer = null;
+
+            if (item is Weapon weapon) {
+                foreach (TraderClass trader in Session.Traders) {
+                    if (!trader.Info.Available || trader.Info.Disabled || !trader.Info.Unlocked)
+                        continue;
+
+                    if (GetTraderOffer(weapon, trader) is TraderOffer offer) {
+                        if (highestOffer == null || offer.Price > highestOffer.Price)
+                            highestOffer = offer;
+                    }
+                }
+            }
+            else {
+                foreach (TraderClass trader in Session.Traders) {
+                    if (!trader.Info.Available || trader.Info.Disabled || !trader.Info.Unlocked)
+                        continue;
+
+                    if (GetTraderOffer(item, trader) is TraderOffer offer)
+                        if (highestOffer == null || offer.Price > highestOffer.Price)
+                            highestOffer = offer;
+                }
+            }
+
+            return highestOffer;
+        }
+
+        private static TraderOffer GetTraderOffer(Item item, TraderClass trader) {
+            var result = trader.GetUserItemPrice(item);
+            if (result == null)
+                return null;
+
+            return new TraderOffer(
+                trader.Id,
+                trader.LocalizedName,
+                result.Value.Amount,
+                CurrencyUtil.GetCurrencyCharById(result.Value.CurrencyId),
+                trader.GetSupplyData().CurrencyCourses[result.Value.CurrencyId],
+                item.StackObjectsCount
+            );
+        }
     }
 
     public class ContextActionsPatch : ModulePatch
@@ -1513,3 +1624,25 @@ public static class MultiSelectPatches
         return hoveredGridAddress;
     }
 }
+
+internal static class TraderClassExtensions {
+    private static ISession Session => ClientAppUtils.GetMainApp().GetClientBackEndSession();
+
+    private static readonly FieldInfo SupplyDataField =
+        typeof(TraderClass).GetField("supplyData_0", BindingFlags.NonPublic | BindingFlags.Instance);
+
+    public static SupplyData GetSupplyData(this TraderClass trader) =>
+        SupplyDataField.GetValue(trader) as SupplyData;
+
+    public static void SetSupplyData(this TraderClass trader, SupplyData supplyData) =>
+        SupplyDataField.SetValue(trader, supplyData);
+
+    public static async void UpdateSupplyData(this TraderClass trader) {
+        Result<SupplyData> result = await Session.GetSupplyData(trader.Id);
+
+        if (result.Failed)
+            return;
+
+        trader.SetSupplyData(result.Value);
+    }
+}

UIFixes.csproj

@@ -93,18 +93,4 @@
   <ItemGroup>
     <None Remove="lib\**" />
   </ItemGroup>
-
-  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
-    <Exec Command='if $(ConfigurationName) == Debug (
-        xcopy /F /Y "$(TargetPath)" "$(ProjectDir)$(PathToSPT)\BepInEx\plugins\"
-        xcopy /F /Y "$(ProjectDir)$(OutDir)$(TargetName).pdb" "$(ProjectDir)$(PathToSPT)\BepInEx\plugins\"
-      )
-      if $(ConfigurationName) == Release (
-        mkdir "$(ProjectDir)dist\BepInEx\plugins"
-        xcopy /F /Y "$(TargetPath)" "$(ProjectDir)dist\BepInEx\plugins\"
-        xcopy /F /Y /S "$(ProjectDir)dist\BepInEx" "$(ProjectDir)$(PathToSPT)\BepInEx"
-        xcopy /F /Y /S "$(ProjectDir)dist\user" "$(ProjectDir)$(PathToSPT)\user"
-        7z a -tzip dist\$(TargetName.Replace(".", "-"))-$(Version).zip $(ProjectDir)dist\BepInEx $(ProjectDir)dist\user
-      )' />
-  </Target>
 </Project>