Add ability to change icon in Warps panel. (#24)

src/main/java/world/bentobox/warps/WarpPanelManager.java

@@ -14,6 +14,8 @@ import world.bentobox.bentobox.api.panels.PanelItem;
 import world.bentobox.bentobox.api.panels.builders.PanelBuilder;
 import world.bentobox.bentobox.api.panels.builders.PanelItemBuilder;
 import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.util.ItemParser;
+
 
 public class WarpPanelManager {
 
@@ -29,8 +31,32 @@ public class WarpPanelManager {
 
     private PanelItem getPanelItem(World world, UUID warpOwner) {
         // Return a sign panel item
-        return new PanelItemBuilder()
-                .icon(Material.SIGN)
+
+        PanelItemBuilder builder = new PanelItemBuilder();
+
+        if (this.addon.getSettings().getIcon().equals("PLAYER"))
+        {
+            String playerName = this.addon.getPlayers().getName(warpOwner);
+
+            if (!playerName.isEmpty())
+            {
+                builder.icon(playerName);
+            }
+            else
+            {
+                // If player name is not found then use default icon.
+
+                ItemStack itemStack = ItemParser.parse(this.addon.getSettings().getIcon() + ":1");
+                builder.icon(itemStack == null ? Material.SIGN : itemStack.getType());
+            }
+        }
+        else
+        {
+            ItemStack itemStack = ItemParser.parse(this.addon.getSettings().getIcon() + ":1");
+            builder.icon(itemStack == null ? Material.SIGN : itemStack.getType());
+        }
+
+        return builder
                 .name(addon.getPlugin().getPlayers().getName(warpOwner))
                 .description(getSign(world, warpOwner))
                 .clickHandler((panel, clicker, click, slot) -> { {

src/main/java/world/bentobox/warps/config/Settings.java

@@ -29,6 +29,13 @@ public class Settings implements DataObject
     @ConfigEntry(path = "welcomeLine")
     private String welcomeLine;
 
+    @ConfigComment("")
+    @ConfigComment("Icon that will be displayed in Warps list.")
+    @ConfigComment("It uses native Minecraft material strings, but using string 'PLAYER', it is possible to")
+    @ConfigComment("use player heads instead.")
+    @ConfigEntry(path = "icon")
+    private String icon = "SIGN";
+
     @ConfigComment("")
     @ConfigComment("This list stores GameModes in which Level addon should not work.")
     @ConfigComment("To disable addon it is necessary to write its name in new line that starts with -. Example:")
@@ -139,4 +146,24 @@ public class Settings implements DataObject
     {
         this.disabledGameModes = disabledGameModes;
     }
+
+
+    /**
+     * This method returns the icon object.
+     * @return the icon object.
+     */
+    public String getIcon()
+    {
+        return icon;
+    }
+
+
+    /**
+     * This method sets the icon object value.
+     * @param icon the icon object new value.
+     */
+    public void setIcon(String icon)
+    {
+        this.icon = icon;
+    }
 }

src/main/resources/config.yml

@@ -11,7 +11,12 @@ warplevelrestriction: 10
 # Text that player must put on sign to make it a warp sign
 # Not case sensitive!
 welcomeLine: '[Welcome]'
-# 
+#
+# Icon that will be displayed in Warps list.
+# It uses native Minecraft material strings, but using string 'PLAYER', it is possible to
+# use player heads instead.
+icon: 'SIGN'
+#
 # This list stores GameModes in which Level addon should not work.
 # To disable addon it is necessary to write its name in new line that starts with -. Example:
 # disabled-gamemodes: