net.minecraft.server.PlayerInventory Maven / Gradle / Ivy

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package net.minecraft.server;

import org.bukkit.craftbukkit.entity.CraftHumanEntity;
import org.bukkit.entity.HumanEntity;

import java.util.List;
import java.util.concurrent.Callable;
// CraftBukkit end

public class PlayerInventory implements IInventory {

  public ItemStack[] items = new ItemStack[36];
  public ItemStack[] armor = new ItemStack[4];
  public int itemInHandIndex;
  public EntityHuman player;
  public boolean e;
  // CraftBukkit start - add fields and methods
  public List transaction = new java.util.ArrayList();
  private ItemStack f;
  private int maxStack = MAX_STACK;

  public PlayerInventory(EntityHuman entityhuman) {
    this.player = entityhuman;
  }

  public static int getHotbarSize() {
    return 9;
  }

  public ItemStack[] getContents() {
    return this.items;
  }

  public ItemStack[] getArmorContents() {
    return this.armor;
  }

  public void onOpen(CraftHumanEntity who) {
    transaction.add(who);
  }

  public void onClose(CraftHumanEntity who) {
    transaction.remove(who);
  }

  public List getViewers() {
    return transaction;
  }
  // CraftBukkit end

  public org.bukkit.inventory.InventoryHolder getOwner() {
    return this.player.getBukkitEntity();
  }

  public ItemStack getItemInHand() {
    return this.itemInHandIndex < 9 && this.itemInHandIndex >= 0 ? this.items[this.itemInHandIndex] : null;
  }

  private int c(Item item) {
    for (int i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null && this.items[i].getItem() == item) {
        return i;
      }
    }

    return -1;
  }

  private int firstPartial(ItemStack itemstack) {
    for (int i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null && this.items[i].getItem() == itemstack.getItem() && this.items[i].isStackable() && this.items[i].count < this.items[i].getMaxStackSize() && this.items[i].count < this.getMaxStackSize() && (!this.items[i].usesData() || this.items[i].getData() == itemstack.getData()) && ItemStack.equals(this.items[i], itemstack)) {
        return i;
      }
    }

    return -1;
  }

  // CraftBukkit start - Watch method above! :D
  public int canHold(ItemStack itemstack) {
    int remains = itemstack.count;
    for (int i = 0; i < this.items.length; ++i) {
      if (this.items[i] == null) return itemstack.count;

      // Taken from firstPartial(ItemStack)
      if (this.items[i] != null && this.items[i].getItem() == itemstack.getItem() && this.items[i].isStackable() && this.items[i].count < this.items[i].getMaxStackSize() && this.items[i].count < this.getMaxStackSize() && (!this.items[i].usesData() || this.items[i].getData() == itemstack.getData()) && ItemStack.equals(this.items[i], itemstack)) {
        remains -= (this.items[i].getMaxStackSize() < this.getMaxStackSize() ? this.items[i].getMaxStackSize() : this.getMaxStackSize()) - this.items[i].count;
      }
      if (remains <= 0) return itemstack.count;
    }
    return itemstack.count - remains;
  }

  public int getFirstEmptySlotIndex() {
    for (int i = 0; i < this.items.length; ++i) {
      if (this.items[i] == null) {
        return i;
      }
    }

    return -1;
  }
  // CraftBukkit end

  public int a(Item item, int i, int j, NBTTagCompound nbttagcompound) {
    int k = 0;

    int l;
    ItemStack itemstack;
    int i1;

    for (l = 0; l < this.items.length; ++l) {
      itemstack = this.items[l];
      if (itemstack != null && (item == null || itemstack.getItem() == item) && (i <= -1 || itemstack.getData() == i) && (nbttagcompound == null || GameProfileSerializer.a(nbttagcompound, itemstack.getTag(), true))) {
        i1 = j <= 0 ? itemstack.count : Math.min(j - k, itemstack.count);
        k += i1;
        if (j != 0) {
          this.items[l].count -= i1;
          if (this.items[l].count == 0) {
            this.items[l] = null;
          }

          if (j > 0 && k >= j) {
            return k;
          }
        }
      }
    }

    for (l = 0; l < this.armor.length; ++l) {
      itemstack = this.armor[l];
      if (itemstack != null && (item == null || itemstack.getItem() == item) && (i <= -1 || itemstack.getData() == i) && (nbttagcompound == null || GameProfileSerializer.a(nbttagcompound, itemstack.getTag(), false))) {
        i1 = j <= 0 ? itemstack.count : Math.min(j - k, itemstack.count);
        k += i1;
        if (j != 0) {
          this.armor[l].count -= i1;
          if (this.armor[l].count == 0) {
            this.armor[l] = null;
          }

          if (j > 0 && k >= j) {
            return k;
          }
        }
      }
    }

    if (this.f != null) {
      if (item != null && this.f.getItem() != item) {
        return k;
      }

      if (i > -1 && this.f.getData() != i) {
        return k;
      }

      if (nbttagcompound != null && !GameProfileSerializer.a(nbttagcompound, this.f.getTag(), false)) {
        return k;
      }

      l = j <= 0 ? this.f.count : Math.min(j - k, this.f.count);
      k += l;
      if (j != 0) {
        this.f.count -= l;
        if (this.f.count == 0) {
          this.f = null;
        }

        if (j > 0 && k >= j) {
          return k;
        }
      }
    }

    return k;
  }

  private int e(ItemStack itemstack) {
    Item item = itemstack.getItem();
    int i = itemstack.count;
    int j = this.firstPartial(itemstack);

    if (j < 0) {
      j = this.getFirstEmptySlotIndex();
    }

    if (j < 0) {
      return i;
    } else {
      if (this.items[j] == null) {
        this.items[j] = new ItemStack(item, 0, itemstack.getData());
        if (itemstack.hasTag()) {
          this.items[j].setTag((NBTTagCompound) itemstack.getTag().clone());
        }
      }

      int k = i;

      if (i > this.items[j].getMaxStackSize() - this.items[j].count) {
        k = this.items[j].getMaxStackSize() - this.items[j].count;
      }

      if (k > this.getMaxStackSize() - this.items[j].count) {
        k = this.getMaxStackSize() - this.items[j].count;
      }

      if (k == 0) {
        return i;
      } else {
        i -= k;
        this.items[j].count += k;
        this.items[j].c = 5;
        return i;
      }
    }
  }

  public void k() {
    for (int i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null) {
        this.items[i].a(this.player.world, this.player, i, this.itemInHandIndex == i);
      }
    }

  }

  public boolean a(Item item) {
    int i = this.c(item);

    if (i < 0) {
      return false;
    } else {
      if (--this.items[i].count <= 0) {
        this.items[i] = null;
      }

      return true;
    }
  }

  public boolean b(Item item) {
    int i = this.c(item);

    return i >= 0;
  }

  public boolean pickup(final ItemStack itemstack) {
    if (itemstack != null && itemstack.count != 0 && itemstack.getItem() != null) {
      try {
        int i;

        if (itemstack.g()) {
          i = this.getFirstEmptySlotIndex();
          if (i >= 0) {
            this.items[i] = ItemStack.b(itemstack);
            this.items[i].c = 5;
            itemstack.count = 0;
            return true;
          } else if (this.player.abilities.canInstantlyBuild) {
            itemstack.count = 0;
            return true;
          } else {
            return false;
          }
        } else {
          do {
            i = itemstack.count;
            itemstack.count = this.e(itemstack);
          } while (itemstack.count > 0 && itemstack.count < i);

          if (itemstack.count == i && this.player.abilities.canInstantlyBuild) {
            itemstack.count = 0;
            return true;
          } else {
            return itemstack.count < i;
          }
        }
      } catch (Throwable throwable) {
        CrashReport crashreport = CrashReport.a(throwable, "Adding item to inventory");
        CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Item being added");

        crashreportsystemdetails.a("Item ID", Integer.valueOf(Item.getId(itemstack.getItem())));
        crashreportsystemdetails.a("Item data", Integer.valueOf(itemstack.getData()));
        crashreportsystemdetails.a("Item name", new Callable() {
          public String a() throws Exception {
            return itemstack.getName();
          }

          public Object call() throws Exception {
            return this.a();
          }
        });
        throw new ReportedException(crashreport);
      }
    } else {
      return false;
    }
  }

  public ItemStack splitStack(int i, int j) {
    ItemStack[] aitemstack = this.items;

    if (i >= this.items.length) {
      aitemstack = this.armor;
      i -= this.items.length;
    }

    if (aitemstack[i] != null) {
      ItemStack itemstack;

      if (aitemstack[i].count <= j) {
        itemstack = aitemstack[i];
        aitemstack[i] = null;
        return itemstack;
      } else {
        itemstack = aitemstack[i].cloneAndSubtract(j);
        if (aitemstack[i].count == 0) {
          aitemstack[i] = null;
        }

        return itemstack;
      }
    } else {
      return null;
    }
  }

  public ItemStack splitWithoutUpdate(int i) {
    ItemStack[] aitemstack = this.items;

    if (i >= this.items.length) {
      aitemstack = this.armor;
      i -= this.items.length;
    }

    if (aitemstack[i] != null) {
      ItemStack itemstack = aitemstack[i];

      aitemstack[i] = null;
      return itemstack;
    } else {
      return null;
    }
  }

  public void setItem(int i, ItemStack itemstack) {
    ItemStack[] aitemstack = this.items;

    if (i >= aitemstack.length) {
      i -= aitemstack.length;
      aitemstack = this.armor;
    }

    aitemstack[i] = itemstack;
  }

  public float a(Block block) {
    float f = 1.0F;

    if (this.items[this.itemInHandIndex] != null) {
      f *= this.items[this.itemInHandIndex].a(block);
    }

    return f;
  }

  public NBTTagList a(NBTTagList nbttaglist) {
    int i;
    NBTTagCompound nbttagcompound;

    for (i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null) {
        nbttagcompound = new NBTTagCompound();
        nbttagcompound.setByte("Slot", (byte) i);
        this.items[i].save(nbttagcompound);
        nbttaglist.add(nbttagcompound);
      }
    }

    for (i = 0; i < this.armor.length; ++i) {
      if (this.armor[i] != null) {
        nbttagcompound = new NBTTagCompound();
        nbttagcompound.setByte("Slot", (byte) (i + 100));
        this.armor[i].save(nbttagcompound);
        nbttaglist.add(nbttagcompound);
      }
    }

    return nbttaglist;
  }

  public void b(NBTTagList nbttaglist) {
    this.items = new ItemStack[36];
    this.armor = new ItemStack[4];

    for (int i = 0; i < nbttaglist.size(); ++i) {
      NBTTagCompound nbttagcompound = nbttaglist.get(i);
      int j = nbttagcompound.getByte("Slot") & 255;
      ItemStack itemstack = ItemStack.createStack(nbttagcompound);

      if (itemstack != null) {
        if (j >= 0 && j < this.items.length) {
          this.items[j] = itemstack;
        }

        if (j >= 100 && j < this.armor.length + 100) {
          this.armor[j - 100] = itemstack;
        }
      }
    }

  }

  public int getSize() {
    return this.items.length + 4;
  }

  public ItemStack getItem(int i) {
    ItemStack[] aitemstack = this.items;

    if (i >= aitemstack.length) {
      i -= aitemstack.length;
      aitemstack = this.armor;
    }

    return aitemstack[i];
  }

  public String getName() {
    return "container.inventory";
  }

  public boolean hasCustomName() {
    return false;
  }

  public IChatBaseComponent getScoreboardDisplayName() {
    return this.hasCustomName() ? new ChatComponentText(this.getName()) : new ChatMessage(this.getName(), new Object[0]);
  }

  public int getMaxStackSize() {
    return maxStack; // CraftBukkit
  }

  public void setMaxStackSize(int size) {
    maxStack = size;
  }

  public boolean b(Block block) {
    if (block.getMaterial().isAlwaysDestroyable()) {
      return true;
    } else {
      ItemStack itemstack = this.getItem(this.itemInHandIndex);

      return itemstack != null && itemstack.b(block);
    }
  }

  public ItemStack e(int i) {
    return this.armor[i];
  }

  public int m() {
    int i = 0;

    for (int j = 0; j < this.armor.length; ++j) {
      if (this.armor[j] != null && this.armor[j].getItem() instanceof ItemArmor) {
        int k = ((ItemArmor) this.armor[j].getItem()).c;

        i += k;
      }
    }

    return i;
  }

  public void a(float f) {
    f /= 4.0F;
    if (f < 1.0F) {
      f = 1.0F;
    }

    for (int i = 0; i < this.armor.length; ++i) {
      if (this.armor[i] != null && this.armor[i].getItem() instanceof ItemArmor) {
        this.armor[i].damage((int) f, this.player);
        if (this.armor[i].count == 0) {
          this.armor[i] = null;
        }
      }
    }

  }

  public void n() {
    int i;

    for (i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null) {
        this.player.a(this.items[i], true, false);
        this.items[i] = null;
      }
    }

    for (i = 0; i < this.armor.length; ++i) {
      if (this.armor[i] != null) {
        this.player.a(this.armor[i], true, false);
        this.armor[i] = null;
      }
    }

  }

  public void update() {
    this.e = true;
  }

  public ItemStack getCarried() {
    // CraftBukkit start
    if (this.f != null && this.f.count == 0) {
      this.setCarried(null);
    }
    // CraftBukkit end
    return this.f;
  }

  public void setCarried(ItemStack itemstack) {
    this.f = itemstack;
  }

  public boolean a(EntityHuman entityhuman) {
    return !this.player.dead && entityhuman.h(this.player) <= 64.0D;
  }

  public boolean c(ItemStack itemstack) {
    int i;

    for (i = 0; i < this.armor.length; ++i) {
      if (this.armor[i] != null && this.armor[i].doMaterialsMatch(itemstack)) {
        return true;
      }
    }

    for (i = 0; i < this.items.length; ++i) {
      if (this.items[i] != null && this.items[i].doMaterialsMatch(itemstack)) {
        return true;
      }
    }

    return false;
  }

  public void startOpen(EntityHuman entityhuman) {
  }

  public void closeContainer(EntityHuman entityhuman) {
  }

  public boolean b(int i, ItemStack itemstack) {
    return true;
  }

  public void b(PlayerInventory playerinventory) {
    int i;

    for (i = 0; i < this.items.length; ++i) {
      this.items[i] = ItemStack.b(playerinventory.items[i]);
    }

    for (i = 0; i < this.armor.length; ++i) {
      this.armor[i] = ItemStack.b(playerinventory.armor[i]);
    }

    this.itemInHandIndex = playerinventory.itemInHandIndex;
  }

  public int getProperty(int i) {
    return 0;
  }

  public void b(int i, int j) {
  }

  public int g() {
    return 0;
  }

  public void l() {
    int i;

    for (i = 0; i < this.items.length; ++i) {
      this.items[i] = null;
    }

    for (i = 0; i < this.armor.length; ++i) {
      this.armor[i] = null;
    }

  }
}