Init

2024-07-24 09:58:43 +02:00
commit 97c2285f77
31 changed files with 1019 additions and 0 deletions
--- a/src/main/java/systems/brn/plasticgun/guns/Gun.java
+++ b/src/main/java/systems/brn/plasticgun/guns/Gun.java
@@ -0,0 +1,103 @@
+package systems.brn.plasticgun.guns;
+
+import eu.pb4.polymer.core.api.item.PolymerItem;
+import net.fabricmc.fabric.api.itemgroup.v1.ItemGroupEvents;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemGroups;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.ItemUsageContext;
+import net.minecraft.registry.Registries;
+import net.minecraft.registry.Registry;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.Hand;
+import net.minecraft.util.TypedActionResult;
+import net.minecraft.world.World;
+import systems.brn.plasticgun.bullets.BulletEntity;
+import systems.brn.plasticgun.bullets.BulletItem;
+import systems.brn.plasticgun.lib.SimpleItem;
+
+import java.util.ArrayList;
+
+import static systems.brn.plasticgun.PlasticGun.bullets;
+import static systems.brn.plasticgun.lib.GunComponents.GUN_AMMO_COMPONENT;
+import static systems.brn.plasticgun.lib.GunComponents.GUN_LOADING_COMPONENT;
+import static systems.brn.plasticgun.lib.Util.*;
+
+public class Gun extends SimpleItem implements PolymerItem {
+
+    public final double damage;
+    public final int reloadCount;
+    public final int clipSize;
+    public final int speed;
+    public final ArrayList<Item> ammo;
+    public final int caliber;
+
+    public Gun(String path, double damage, int reloadCount, int clipSize, int speed, int caliber) {
+        super(new Settings().maxCount(1).component(GUN_AMMO_COMPONENT, ItemStack.EMPTY).maxDamage(clipSize + 1), id(path));
+        Item item = Registry.register(Registries.ITEM, id(path), this);
+        ItemGroupEvents.modifyEntriesEvent(ItemGroups.COMBAT).register(content -> content.add(item));
+        this.damage = damage;
+        this.reloadCount = reloadCount;
+        this.clipSize = clipSize;
+        this.speed = speed;
+        ArrayList<Item> ammo = new ArrayList<>();
+        for (BulletItem bullet : bullets) {
+            if(bullet.caliber == caliber){
+                ammo.add(bullet);
+            }
+        }
+        this.ammo = ammo;
+        this.caliber = caliber;
+    }
+
+    @Override
+    public ActionResult useOnBlock(ItemUsageContext context) {
+        if (context.getPlayer() instanceof ServerPlayerEntity player) {
+            use(context.getWorld(), player, context.getHand());
+        }
+        return super.useOnBlock(context);
+    }
+
+    @Override
+    public TypedActionResult<ItemStack> use(World world, PlayerEntity user, Hand hand) {
+        if (user instanceof ServerPlayerEntity player) {
+            ItemStack stack = user.getStackInHand(hand);
+            int currentReload = stack.getOrDefault(GUN_LOADING_COMPONENT, 1);
+            ItemStack chamber = stack.getOrDefault(GUN_AMMO_COMPONENT, ItemStack.EMPTY).copy();
+            int numBullets = chamber.getCount();
+            if (numBullets > 0) {
+                BulletEntity bulletEntity = new BulletEntity(user.getPos(), player, chamber, user.getStackInHand(hand), this, damage, speed);
+                world.spawnEntity(bulletEntity);
+                chamber.decrement(1);
+                stack.set(GUN_AMMO_COMPONENT, chamber);
+
+            } else {
+                ItemStack bulletStack = findBulletStack(ammo, player);
+                if (bulletStack != null && !bulletStack.isEmpty() && !isCreative(player)) {
+                    if (currentReload < reloadCount) {
+                        stack.set(GUN_LOADING_COMPONENT, currentReload + 1);
+                    } else if (currentReload == reloadCount) {
+                        int addedBullets = Math.min(bulletStack.getCount(), clipSize);
+                        bulletStack.decrement(addedBullets);
+                        ItemStack clipStack = bulletStack.copy();
+                        clipStack.setCount(Math.min(clipStack.getCount(), clipSize));
+                        stack.set(GUN_AMMO_COMPONENT, clipStack);
+                        stack.set(GUN_LOADING_COMPONENT, 1);
+                    }
+                }
+                if (player.isCreative()) {
+                    stack.set(GUN_AMMO_COMPONENT, new ItemStack(ammo.getFirst(), clipSize));
+                }
+            }
+            getDefaultStack().setDamage(clipSize - numBullets);
+        }
+        return super.use(world, user, hand);
+    }
+
+    private static boolean isCreative(ServerPlayerEntity player) {
+        return player.isCreative();
+    }
+
+}