Create SelectEnvironmentGUI that allows to select and deselect differ…

…ent world environments.

src/main/java/world/bentobox/challenges/panel/util/SelectEnvironmentGUI.java

@@ -0,0 +1,134 @@
+package world.bentobox.challenges.panel.util;
+
+
+import org.bukkit.Material;
+import org.bukkit.World;
+import java.util.Collections;
+import java.util.Set;
+import java.util.function.BiConsumer;
+
+import world.bentobox.bentobox.api.panels.builders.PanelBuilder;
+import world.bentobox.bentobox.api.panels.builders.PanelItemBuilder;
+import world.bentobox.bentobox.api.user.User;
+
+
+/**
+ * This class creates panel that allows to select and deselect World Environments. On save it runs
+ * input consumer with true and selected values.
+ */
+public class SelectEnvironmentGUI
+{
+	public SelectEnvironmentGUI(User user, Set<World.Environment> values, BiConsumer<Boolean, Set<World.Environment>> consumer)
+	{
+		this.user = user;
+		this.values = values;
+		this.consumer = consumer;
+
+		this.build();
+	}
+
+
+	/**
+	 * This method builds environment select panel.
+	 */
+	private void build()
+	{
+		PanelBuilder panelBuilder = new PanelBuilder().user(this.user).name(this.user.getTranslation("challenges.gui.admin.environment-title"));
+
+		panelBuilder.item(3, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.save")).
+			icon(Material.GREEN_STAINED_GLASS_PANE).
+			clickHandler((panel, user1, clickType, index) -> {
+				this.consumer.accept(true, this.values);
+				return true;
+			}).
+			build());
+
+		panelBuilder.item(5, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.cancel")).
+			icon(Material.RED_STAINED_GLASS_PANE).
+			clickHandler((panel, user1, clickType, i) -> {
+				this.consumer.accept(false, Collections.emptySet());
+				return true;
+			}).
+			build());
+
+		panelBuilder.item(12, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.nether")).
+			icon(Material.NETHERRACK).
+			clickHandler((panel, user1, clickType, i) -> {
+				if (this.values.contains(World.Environment.NETHER))
+				{
+					this.values.remove(World.Environment.NETHER);
+				}
+				else
+				{
+					this.values.add(World.Environment.NETHER);
+				}
+
+				this.build();
+				return true;
+			}).
+			glow(this.values.contains(World.Environment.NETHER)).
+			build());
+		panelBuilder.item(13, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.normal")).
+			icon(Material.DIRT).
+			clickHandler((panel, user1, clickType, i) -> {
+				if (this.values.contains(World.Environment.NORMAL))
+				{
+					this.values.remove(World.Environment.NORMAL);
+				}
+				else
+				{
+					this.values.add(World.Environment.NORMAL);
+				}
+
+				this.build();
+				return true;
+			}).
+			glow(this.values.contains(World.Environment.NORMAL)).
+			build());
+		panelBuilder.item(14, new PanelItemBuilder().
+			name(this.user.getTranslation("challenges.gui.admin.buttons.end")).
+			icon(Material.END_STONE).
+			clickHandler((panel, user1, clickType, i) -> {
+				if (this.values.contains(World.Environment.THE_END))
+				{
+					this.values.remove(World.Environment.THE_END);
+				}
+				else
+				{
+					this.values.add(World.Environment.THE_END);
+				}
+
+				this.build();
+				return true;
+			}).
+			glow(this.values.contains(World.Environment.THE_END)).
+			build());
+
+		panelBuilder.build();
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+	/**
+	 * User who wants to run command.
+	 */
+	private User user;
+
+	/**
+	 * List with selected environments.
+	 */
+	private Set<World.Environment> values;
+
+	/**
+	 * Stores current Consumer
+	 */
+	private BiConsumer<Boolean, Set<World.Environment>> consumer;
+
+}