package net.minecraft.server;

import java.util.concurrent.Callable;

public class PlayerInventory implements IInventory {

    public ItemStack[] items = new ItemStack[36];
    public ItemStack[] armor = new ItemStack[4];
    public int itemInHandIndex;
    public EntityHuman player;
    private ItemStack f;
    public boolean e;

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

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

    public static int getHotbarSize() {
        return 9;
    }

    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;
    }

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

        return -1;
    }

    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", (Object) Integer.valueOf(Item.getId(itemstack.getItem())));
                crashreportsystemdetails.a("Item data", (Object) 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 (IChatBaseComponent) (this.hasCustomName() ? new ChatComponentText(this.getName()) : new ChatMessage(this.getName(), new Object[0]));
    }

    public int getMaxStackSize() {
        return 64;
    }

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

            return itemstack != null ? itemstack.b(block) : false;
        }
    }

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

    public ItemStack getCarried() {
        return this.f;
    }

    public boolean a(EntityHuman entityhuman) {
        return this.player.dead ? false : 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;
        }

    }
}