Makes the default block tab show blocks with value only #302

src/main/java/world/bentobox/level/panels/DetailsPanel.java

@@ -59,7 +59,7 @@ public class DetailsPanel {
 		}
 
 		// By default no-filters are active.
-		this.activeTab = Tab.ALL_BLOCKS;
+        this.activeTab = Tab.VALUE_BLOCKS;
 		this.activeFilter = Filter.NAME;
 		this.materialCountList = new ArrayList<>(Material.values().length);
 
@@ -111,6 +111,28 @@ public class DetailsPanel {
 		this.materialCountList.clear();
 
 		switch (this.activeTab) {
+        case VALUE_BLOCKS -> {
+            Map<Material, Integer> materialCountMap = new EnumMap<>(Material.class);
+
+            materialCountMap.putAll(this.levelsData.getMdCount());
+
+            // Add underwater blocks.
+            this.levelsData.getUwCount().forEach((material, count) -> materialCountMap.put(material,
+                    materialCountMap.computeIfAbsent(material, key -> 0) + count));
+
+            // Remove zero value blocks
+            materialCountMap.entrySet().removeIf(en -> {
+                Integer value = this.addon.getBlockConfig().getValue(world, en.getKey());
+                return value == null || value == 0;
+            });
+
+            materialCountMap.entrySet().stream().sorted((Map.Entry.comparingByKey())).forEachOrdered(entry -> {
+                if (entry.getValue() > 0) {
+                    this.materialCountList.add(new Pair<>(entry.getKey(), entry.getValue()));
+                }
+            });
+
+        }
 		case ALL_BLOCKS -> {
 			Map<Material, Integer> materialCountMap = new EnumMap<>(Material.class);
 
@@ -220,7 +242,7 @@ public class DetailsPanel {
 			builder.description(this.user.getTranslation(this.world, template.description()));
 		}
 
-		Tab tab = Enums.getIfPresent(Tab.class, String.valueOf(template.dataMap().get("tab"))).or(Tab.ALL_BLOCKS);
+        Tab tab = Enums.getIfPresent(Tab.class, String.valueOf(template.dataMap().get("tab"))).or(Tab.VALUE_BLOCKS);
 
 		// Get only possible actions, by removing all inactive ones.
 		List<ItemTemplateRecord.ActionRecords> activeActions = new ArrayList<>(template.actions());
@@ -605,8 +627,12 @@ public class DetailsPanel {
 		 */
 		ALL_BLOCKS,
 		/**
-		 * Above Sea level Tab.
-		 */
+         * Blocks that have value
+         */
+        VALUE_BLOCKS,
+        /**
+         * Above Sea level Tab.
+         */
 		ABOVE_SEA_LEVEL,
 		/**
 		 * Underwater Tab.

src/main/resources/locales/en-US.yml

@@ -112,6 +112,11 @@ level:
         limit: "&7 Block limit: &e [number]"
         count: "&7 Number of blocks: &e [number]"
         calculated: "&7 Calculated value: &e [number]"
+      value_blocks:
+        name: "&f&l All Blocks With Value"
+        description: |-
+          &7 Display all blocks
+          &7 with value on island.
       all_blocks:
         name: "&f&l All Blocks"
         description: |-

src/main/resources/panels/detail_panel.yml

@@ -24,6 +24,28 @@ detail_panel:
     1:
       # Column number
       2:
+        # Icon is a Bukkit Material. 
+        icon: ICE
+        # Title of the button shown to the user. This is a reference and the reference will be translatable in the locale file
+        title: level.gui.buttons.value_blocks.name
+        # Description of the button shown to the user in the lore. This is a reference and the reference will be translatable in the locale file
+        description: level.gui.buttons.value_blocks.description
+        # The data section is a key-value list of data relavent for this button. It is interpreted by the code implemented the panel.
+        # The convention is to specify the type and the panel tab that will open if pressed. These are Enums in the code.
+        data:
+          # Type button will go to the ALL_BLOCKS tab when clicked. 
+          type: TAB
+          tab: VALUE_BLOCKS
+        # Actions cover what happens if the button is clicked or the mouse is moved over it. There can be multiple actions possible for different
+        # click-types.
+        actions:
+          # Each action has an arbitrary descriptive name to define it. 
+          view:
+            # The click-type is the same as the bukkit {@link org.bukkit.event.inventory.ClickType}. UNKNOWN is the default.
+            click-type: unknown
+            # tooltip is a locale reference that will be translated for the user and shown when they hover over the button.
+            tooltip: level.gui.tips.click-to-view
+      3:
         # Icon is a Bukkit Material. 
         icon: STONE
         # Title of the button shown to the user. This is a reference and the reference will be translatable in the locale file
@@ -45,7 +67,7 @@ detail_panel:
             click-type: unknown
             # tooltip is a locale reference that will be translated for the user and shown when they hover over the button.
             tooltip: level.gui.tips.click-to-view
-      3:
+      4:
         icon: GRASS_BLOCK
         title: level.gui.buttons.above_sea_level.name
         description: level.gui.buttons.above_sea_level.description
@@ -56,7 +78,7 @@ detail_panel:
           view:
             click-type: unknown
             tooltip: level.gui.tips.click-to-view
-      4:
+      5:
         icon: WATER_BUCKET
         title: level.gui.buttons.underwater.name
         description: level.gui.buttons.underwater.description
@@ -67,7 +89,7 @@ detail_panel:
           view:
             click-type: unknown
             tooltip: level.gui.tips.click-to-view
-      5:
+      6:
         icon: SPAWNER
         title: level.gui.buttons.spawner.name
         description: level.gui.buttons.spawner.description