Added a Tape Measure to the experimental branch

CHANGELOG.md

@@ -26,6 +26,7 @@
 * Added Reinforced Cloth
 * Added Bee protection to Hazmat Suit
 * Added Enchantment Rune
+* Added Tape Measure
 
 ## Release Candidate 14 (12 Jul 2020)
 

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunItems.java

@@ -44,7 +44,8 @@ public final class SlimefunItems {
     public static final SlimefunItemStack BROKEN_SPAWNER = new SlimefunItemStack("BROKEN_SPAWNER", Material.SPAWNER, "&cBroken Spawner", "&7Type: &b<Type>", "", "&cFractured, must be repaired in an Ancient Altar");
     public static final SlimefunItemStack REPAIRED_SPAWNER = new SlimefunItemStack("REINFORCED_SPAWNER", Material.SPAWNER, "&bReinforced Spawner", "&7Type: &b<Type>");
     public static final SlimefunItemStack INFERNAL_BONEMEAL = new SlimefunItemStack("INFERNAL_BONEMEAL", Material.BONE_MEAL, "&4Infernal Bonemeal", "", "&cSpeeds up the Growth of", "&cNether Warts as well");
-
+    public static final SlimefunItemStack TAPE_MEASURE = new SlimefunItemStack("TAPE_MEASURE", "180d5c43a6cf5bb7769fd0c8240e1e70d2ae38ef9d78a1db401aca6a2cb36f65", "&6Tape Measure", "", "&eCrouch & Right Click &7to set an anchor", "&eRight Click &7to measure");
+    
     /* Gadgets */
     public static final SlimefunItemStack GOLD_PAN = new SlimefunItemStack("GOLD_PAN", Material.BOWL, "&6Gold Pan", "", "&eRight Click&7 to collect resources", "&7from Gravel");
     public static final SlimefunItemStack NETHER_GOLD_PAN = new SlimefunItemStack("NETHER_GOLD_PAN", Material.BOWL, "&4Nether Gold Pan", "", "&eRight Click&7 to collect resources", "&7from Soul Sand");

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/tools/TapeMeasure.java

@@ -0,0 +1,115 @@
+package io.github.thebusybiscuit.slimefun4.implementation.items.tools;
+
+import java.text.DecimalFormat;
+import java.util.Optional;
+import java.util.UUID;
+
+import org.bukkit.Location;
+import org.bukkit.NamespacedKey;
+import org.bukkit.block.Block;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.persistence.PersistentDataType;
+
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+
+import io.github.thebusybiscuit.slimefun4.core.attributes.NotPlaceable;
+import io.github.thebusybiscuit.slimefun4.core.handlers.ItemUseHandler;
+import io.github.thebusybiscuit.slimefun4.implementation.SlimefunPlugin;
+import io.github.thebusybiscuit.slimefun4.implementation.items.SimpleSlimefunItem;
+import me.mrCookieSlime.Slimefun.Lists.RecipeType;
+import me.mrCookieSlime.Slimefun.Objects.Category;
+import me.mrCookieSlime.Slimefun.api.SlimefunItemStack;
+
+/**
+ * The {@link TapeMeasure} is used to measure the distance between two {@link Block Blocks}.
+ * 
+ * @author TheBusyBiscuit
+ *
+ */
+public class TapeMeasure extends SimpleSlimefunItem<ItemUseHandler> implements NotPlaceable {
+
+    private final NamespacedKey key = new NamespacedKey(SlimefunPlugin.instance(), "anchor");
+    private final DecimalFormat format = new DecimalFormat("##.###");
+
+    public TapeMeasure(Category category, SlimefunItemStack item, RecipeType recipeType, ItemStack[] recipe) {
+        super(category, item, recipeType, recipe);
+    }
+
+    @Override
+    public ItemUseHandler getItemHandler() {
+        return e -> {
+            e.cancel();
+
+            if (e.getClickedBlock().isPresent()) {
+                Block block = e.getClickedBlock().get();
+
+                if (e.getPlayer().isSneaking()) {
+                    setAnchor(e.getPlayer(), e.getItem(), block);
+                }
+                else {
+                    measure(e.getPlayer(), e.getItem(), block);
+                }
+            }
+        };
+    }
+
+    private void setAnchor(Player p, ItemStack item, Block block) {
+        ItemMeta meta = item.getItemMeta();
+
+        JsonObject json = new JsonObject();
+        json.addProperty("world", block.getWorld().getUID().toString());
+        json.addProperty("x", block.getX());
+        json.addProperty("y", block.getY());
+        json.addProperty("z", block.getZ());
+
+        meta.getPersistentDataContainer().set(key, PersistentDataType.STRING, json.toString());
+
+        String anchor = block.getX() + " | " + block.getY() + " | " + block.getZ();
+        SlimefunPlugin.getLocalization().sendMessage(p, "messages.tape-measure.anchor-set", msg -> msg.replace("%anchor%", anchor));
+
+        item.setItemMeta(meta);
+
+    }
+
+    private Optional<Location> getAnchor(Player p, ItemStack item) {
+        ItemMeta meta = item.getItemMeta();
+
+        String data = meta.getPersistentDataContainer().get(key, PersistentDataType.STRING);
+
+        if (data != null) {
+            JsonObject json = new JsonParser().parse(data).getAsJsonObject();
+
+            UUID uuid = UUID.fromString(json.get("world").getAsString());
+
+            if (p.getWorld().getUID().equals(uuid)) {
+                int x = json.get("x").getAsInt();
+                int y = json.get("y").getAsInt();
+                int z = json.get("z").getAsInt();
+                Location loc = new Location(p.getWorld(), x, y, z);
+                return Optional.of(loc);
+            }
+            else {
+                SlimefunPlugin.getLocalization().sendMessage(p, "messages.tape-measure.wrong-world");
+                return Optional.empty();
+            }
+        }
+        else {
+            SlimefunPlugin.getLocalization().sendMessage(p, "messages.tape-measure.no-anchor");
+            return Optional.empty();
+        }
+    }
+
+    private void measure(Player p, ItemStack item, Block block) {
+        Optional<Location> anchor = getAnchor(p, item);
+
+        if (anchor.isPresent()) {
+            Location loc = anchor.get();
+            double distance = loc.distance(block.getLocation());
+            SlimefunPlugin.getLocalization().sendMessage(p, "messages.tape-measure.distance", msg -> msg.replace("%distance%", format.format(distance)));
+        }
+    }
+
+}

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java

@@ -173,6 +173,7 @@ import io.github.thebusybiscuit.slimefun4.implementation.items.tools.PickaxeOfVe
 import io.github.thebusybiscuit.slimefun4.implementation.items.tools.PortableCrafter;
 import io.github.thebusybiscuit.slimefun4.implementation.items.tools.PortableDustbin;
 import io.github.thebusybiscuit.slimefun4.implementation.items.tools.SmeltersPickaxe;
+import io.github.thebusybiscuit.slimefun4.implementation.items.tools.TapeMeasure;
 import io.github.thebusybiscuit.slimefun4.implementation.items.weapons.ExplosiveBow;
 import io.github.thebusybiscuit.slimefun4.implementation.items.weapons.IcyBow;
 import io.github.thebusybiscuit.slimefun4.implementation.items.weapons.SeismicAxe;
@@ -3253,6 +3254,12 @@ public final class SlimefunItemSetup {
 		new WitherAssembler(categories.electricity, SlimefunItems.WITHER_ASSEMBLER, RecipeType.ENHANCED_CRAFTING_TABLE,
 		new ItemStack[] {SlimefunItems.BLISTERING_INGOT_3, new ItemStack(Material.NETHER_STAR), SlimefunItems.BLISTERING_INGOT_3, SlimefunItems.WITHER_PROOF_OBSIDIAN, SlimefunItems.ANDROID_MEMORY_CORE, SlimefunItems.WITHER_PROOF_OBSIDIAN, SlimefunItems.ELECTRIC_MOTOR, SlimefunItems.REINFORCED_ALLOY_INGOT, SlimefunItems.CARBONADO_EDGED_CAPACITOR})
 		.register(plugin);
+		
+		if (SlimefunPlugin.getMinecraftVersion().isAtLeast(MinecraftVersion.MINECRAFT_1_14)) {
+		    new TapeMeasure(categories.usefulItems, SlimefunItems.TAPE_MEASURE, RecipeType.ENHANCED_CRAFTING_TABLE,
+		    new ItemStack[] {SlimefunItems.SILICON, new ItemStack(Material.YELLOW_DYE), SlimefunItems.SILICON, new ItemStack(Material.YELLOW_DYE), new ItemStack(Material.STRING), new ItemStack(Material.YELLOW_DYE), SlimefunItems.GILDED_IRON, new ItemStack(Material.YELLOW_DYE), SlimefunItems.SILICON})
+		    .register(plugin);
+		}
 	}
 	
 	private static void registerArmorSet(Category category, ItemStack baseComponent, ItemStack[] items, String idSyntax, boolean vanilla, SlimefunAddon addon) {

src/main/resources/languages/messages_en.yml

@@ -138,6 +138,12 @@ messages:
   research:
     start: '&7The Ancient Spirits whisper mysterious words into your ear!'
     progress: '&7You start to wonder about &b%research% &e(%progress%)'
+    
+  tape-measure:
+    no-anchor: '&cYou need to set an anchor before you can start to measure!'
+    wrong-world: '&cYour anchor seems to be in a different world!'
+    distance: '&7Measurement taken. &eDistance: %distance%'
+    anchor-set: '&aSuccessfully set the anchor:&e %anchor%'
 
   fire-extinguish: '&7You have extinguished yourself'
   cannot-place: '&cYou cannot place that block there!'