Rename ./fillwarehouse to ./fill and require a selected warehouse

The command now acts on the selected building and refuses anything
whose blueprint is not a warehouse, or a warehouse that is not its
city's active one, instead of using the city the player stands in.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/engine/devcmd/cmds/FillCmd.java

@@ -0,0 +1,105 @@
+//  • ▌ ▄ ·.  ▄▄▄·  ▄▄ • ▪   ▄▄· ▄▄▄▄·  ▄▄▄·  ▐▄▄▄  ▄▄▄ .
+//  ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
+//  ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
+//  ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
+//  ▀▀  █▪▀▀▀ ▀  ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀  ▀  ▀ ▀▀  █▪ ▀▀▀
+//      Magicbane Emulator Project © 2013 - 2026
+//                https://www.magicbane.com
+
+
+package engine.devcmd.cmds;
+
+import engine.devcmd.AbstractDevCmd;
+import engine.gameManager.ChatManager;
+import engine.gameManager.DbManager;
+import engine.mbEnums;
+import engine.objects.AbstractGameObject;
+import engine.objects.Building;
+import engine.objects.City;
+import engine.objects.PlayerCharacter;
+import engine.objects.Warehouse;
+
+import java.util.HashMap;
+
+public class FillCmd extends AbstractDevCmd {
+
+    public FillCmd() {
+        super("fill");
+    }
+
+    @Override
+    protected void _doCmd(PlayerCharacter pc, String[] words,
+                          AbstractGameObject target) {
+
+        Building building;
+        City city;
+        Warehouse warehouse;
+        int amount = Integer.MAX_VALUE;
+        HashMap<mbEnums.ResourceType, Integer> oldResources;
+
+        if (words.length > 1) {
+            this.sendUsage(pc);
+            return;
+        }
+
+        if (words.length == 1 && !words[0].isEmpty()) {
+            try {
+                amount = Integer.parseInt(words[0]);
+            } catch (NumberFormatException e) {
+                throwbackError(pc, "Amount must be a number, " + words[0] + " is invalid");
+                return;
+            }
+
+            if (amount < 0) {
+                throwbackError(pc, "Amount must be 0 or more");
+                return;
+            }
+        }
+
+        if (!(target instanceof Building)) {
+            throwbackError(pc, "Select a warehouse");
+            return;
+        }
+
+        building = (Building) target;
+
+        if (building.getBlueprint() == null || building.getBlueprint().getBuildingGroup() != mbEnums.BuildingGroup.WAREHOUSE) {
+            throwbackError(pc, "Selected building is not a warehouse");
+            return;
+        }
+
+        city = building.getCity();
+
+        if (city == null || city.warehouse == null || city.warehouse.building != building) {
+            throwbackError(pc, "Selected warehouse is not the active warehouse of a city");
+            return;
+        }
+
+        warehouse = city.warehouse;
+
+        oldResources = new HashMap<>(warehouse.resources);
+
+        for (mbEnums.ResourceType resourceType : mbEnums.ResourceType.values())
+            warehouse.resources.put(resourceType, Math.min(amount, resourceType.deposit_limit));
+
+        if (!DbManager.WarehouseQueries.UPDATE_WAREHOUSE(warehouse)) {
+            warehouse.resources.putAll(oldResources);
+            throwbackError(pc, "Failed to update the warehouse in the database");
+            return;
+        }
+
+        ChatManager.chatSayInfo(pc, "Filled the " + city.getCityName() + " warehouse"
+                + (amount == Integer.MAX_VALUE ? " to each deposit limit" : " with " + amount + " of each resource (capped at the deposit limit)"));
+    }
+
+    @Override
+    protected String _getHelpString() {
+        return "Sets every resource in the selected warehouse";
+    }
+
+    @Override
+    protected String _getUsageString() {
+        return "' ./fill [amount]' with a warehouse selected (no amount fills each resource to its deposit limit)";
+    }
+
+}