store hologram files

DisplayManager.java

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+package com.badbones69.crazycrates.managers;
+
+import com.badbones69.crazycrates.api.holograms.TextHologram;
+import org.bukkit.entity.TextDisplay;
+import java.util.HashMap;
+import java.util.Map;
+
+public class DisplayManager {
+
+    private static final Map<String, TextHologram> displays = new HashMap<>();
+
+    public static void addDisplay(final String hologram, final TextHologram display) {
+        displays.put(hologram, display);
+    }
+
+    public static void removeDisplay(final String name) {
+        final TextHologram textHologram = displays.remove(name);
+
+        if (textHologram == null) return;
+
+        final TextDisplay display = textHologram.getTextDisplay();
+
+        if (display == null) return;
+
+        display.remove();
+    }
+
+    public static TextHologram getDisplay(final String hologram) {
+        return displays.get(hologram);
+    }
+
+    public static Map<String, TextHologram> getDisplays() {
+        return displays;
+    }
+}

holograms/ItemHologram.java

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+package com.badbones69.crazycrates.api.holograms;
+
+import com.ryderbelserion.vital.paper.util.ItemUtil;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.entity.ItemDisplay;
+import org.bukkit.inventory.ItemStack;
+
+public class ItemHologram extends TextHologram {
+
+    private final ItemStack itemStack;
+
+    public ItemHologram(final String value) {
+        final Material material = ItemUtil.getMaterial(value);
+
+        if (material == null) {
+            this.itemStack = ItemStack.of(Material.STONE);
+
+            return;
+        }
+
+        this.itemStack = ItemStack.of(material);
+    }
+
+    private ItemDisplay itemDisplay;
+
+    @Override
+    public ItemHologram create() {
+        final Location location = getLocation();
+
+        final World world = location.getWorld();
+
+        this.itemDisplay = world.spawn(location.clone().add(0.0, getHeight(), 0.0), ItemDisplay.class, item -> {
+            item.setBillboard(org.bukkit.entity.Display.Billboard.CENTER);
+
+            item.setItemStack(this.itemStack);
+
+            item.setPersistent(true);
+        });
+
+        //todo() cache
+
+        return this;
+    }
+
+    public ItemDisplay getItemDisplay() {
+        return this.itemDisplay;
+    }
+}

holograms/TextHologram.java

@@ -0,0 +1,200 @@
+package com.badbones69.crazycrates.api.holograms;
+
+import com.ryderbelserion.vital.common.util.AdvUtil;
+import com.ryderbelserion.vital.common.util.StringUtil;
+import org.bukkit.Color;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.entity.Display;
+import org.bukkit.entity.TextDisplay;
+import org.jetbrains.annotations.NotNull;
+import java.util.List;
+
+public class TextHologram {
+
+    private Display.Billboard billboard;
+    private List<String> text;
+    private Location location;
+    private Color color;
+    private int height;
+
+    /**
+     * Builds a display object with a location
+     *
+     * @param location {@link Location}
+     */
+    public TextHologram(final Location location) {
+        this.location = location;
+    }
+
+    /**
+     * Builds a blanket display object
+     */
+    public TextHologram() {
+        this.location = null;
+    }
+
+    private TextDisplay textDisplay;
+
+    /**
+     * Creates the text display
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram create() {
+        final World world = location.getWorld();
+
+        this.textDisplay = world.spawn(this.location.clone().add(0.0, this.height, 0.0), TextDisplay.class, display -> {
+            display.text(AdvUtil.parse(StringUtil.convertList(this.text)));
+
+            display.setBillboard(org.bukkit.entity.Display.Billboard.CENTER);
+
+            display.setBackgroundColor(this.color);
+
+            display.setPersistent(true);
+        });
+
+        //todo() add to cache
+
+        return this;
+    }
+
+    /**
+     * Gets the text display
+     *
+     * @return {@link TextDisplay}
+     */
+    public TextDisplay getTextDisplay() {
+        return this.textDisplay;
+    }
+
+    /**
+     * Sets the billboard
+     *
+     * @param billboard the billboard
+     */
+    public void setBillboard(Display.Billboard billboard) {
+        this.billboard = billboard;
+    }
+
+    /**
+     * Gets the billboard
+     *
+     * @return the billboard
+     */
+    public Display.Billboard getBillboard() {
+        return this.billboard;
+    }
+
+    /**
+     * Sets the y-level height of the hologram
+     *
+     * @param height the y-level
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram setHeight(int height) {
+        this.height = height;
+
+        return this;
+    }
+
+    /**
+     * Gets the y-level height of the hologram
+     *
+     * @return the y-level
+     */
+    public int getHeight() {
+        return this.height;
+    }
+
+    /**
+     * Sets the hologram text
+     *
+     * @param text the text to show
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram setTexts(@NotNull final List<String> text) {
+        this.text = text;
+
+        return this;
+    }
+
+    /**
+     * Adds a text to existing list of text
+     *
+     * @param line the new text
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram addText(@NotNull final String line) {
+        this.text.add(line);
+
+        return this;
+    }
+
+    /**
+     * Gets a list of text for the hologram
+     *
+     * @return list of text
+     */
+    public List<String> getText() {
+        return this.text;
+    }
+
+    /**
+     * Sets the location
+     *
+     * @param location {@link Location}
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram setLocation(Location location) {
+        this.location = location;
+
+        return this;
+    }
+
+    /**
+     * Gets the location
+     *
+     * @return {@link Location}
+     */
+    public Location getLocation() {
+        return this.location;
+    }
+
+    /**
+     * Sets the background as transparent.
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram setTransparent() {
+        this.color = Color.fromARGB(0);
+
+        return this;
+    }
+
+    /**
+     * Sets the background color
+     *
+     * @param color {@link Color}
+     *
+     * @return {@link TextHologram}
+     */
+    public TextHologram setColor(Color color) {
+        this.color = color;
+
+        return this;
+    }
+
+    /**
+     * Gets the background color
+     *
+     * @return {@link Color}
+     */
+    public Color getColor() {
+        return this.color;
+    }
+}