if (packetplayinwindowclick.d() == -1) {
                type = SlotType.OUTSIDE; // override
                click = packetplayinwindowclick.e() == 0 ? ClickType.WINDOW_BORDER_LEFT : ClickType.WINDOW_BORDER_RIGHT;
                action = InventoryAction.NOTHING;
            } else if (packetplayinwindowclick.h() == 0) {
                if (packetplayinwindowclick.e() == 0) {
                    click = ClickType.LEFT;
                } else if (packetplayinwindowclick.e() == 1) {
                    click = ClickType.RIGHT;
                }
                if (packetplayinwindowclick.e() == 0 || packetplayinwindowclick.e() == 1) {
                    action = InventoryAction.NOTHING; // Don't want to repeat ourselves
                    if (packetplayinwindowclick.d() == -999) {
                        if (player.inventory.getCarried() != null) {
                            action = packetplayinwindowclick.e() == 0 ? InventoryAction.DROP_ALL_CURSOR : InventoryAction.DROP_ONE_CURSOR;
                        }
                    } else {
                        Slot slot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                        if (slot != null) {
                            ItemStack clickedItem = slot.getItem();
                            ItemStack cursor = player.inventory.getCarried();
                            if (clickedItem == null) {
                                if (cursor != null) {
                                    action = packetplayinwindowclick.e() == 0 ? InventoryAction.PLACE_ALL : InventoryAction.PLACE_ONE;
                                }
                            } else if (slot.a(player)) { // Should be Slot.isPlayerAllowed
                                if (cursor == null) {
                                    action = packetplayinwindowclick.e() == 0 ? InventoryAction.PICKUP_ALL : InventoryAction.PICKUP_HALF;
                                } else if (slot.isAllowed(cursor)) { // Should be Slot.isItemAllowed
                                    if (clickedItem.doMaterialsMatch(cursor) && ItemStack.equals(clickedItem, cursor)) {
                                        int toPlace = packetplayinwindowclick.e() == 0 ? cursor.count : 1;
                                        toPlace = Math.min(toPlace, clickedItem.getMaxStackSize() - clickedItem.count);
                                        toPlace = Math.min(toPlace, slot.inventory.getMaxStackSize() - clickedItem.count);
                                        if (toPlace == 1) {
                                            action = InventoryAction.PLACE_ONE;
                                        } else if (toPlace == cursor.count) {
                                            action = InventoryAction.PLACE_ALL;
                                        } else if (toPlace < 0) {
                                            action = toPlace != -1 ? InventoryAction.PICKUP_SOME : InventoryAction.PICKUP_ONE; // this happens with oversized stacks
                                        } else if (toPlace != 0) {
                                            action = InventoryAction.PLACE_SOME;
                                        }
                                    } else if (cursor.count <= slot.a()) { // Should be Slot.getMaxStackSize()
                                        action = InventoryAction.SWAP_WITH_CURSOR;
                                    }
                                } else if (cursor.getItem() == clickedItem.getItem() && (!cursor.usesData() || cursor.getData() == clickedItem.getData()) && ItemStack.equals(cursor, clickedItem)) {
                                    if (clickedItem.count >= 0) {
                                        if (clickedItem.count + cursor.count <= cursor.getMaxStackSize()) {
                                            // As of 1.5, this is result slots only
                                            action = InventoryAction.PICKUP_ALL;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            } else if (packetplayinwindowclick.h() == 1) {
                if (packetplayinwindowclick.e() == 0) {
                    click = ClickType.SHIFT_LEFT;
                } else if (packetplayinwindowclick.e() == 1) {
                    click = ClickType.SHIFT_RIGHT;
                }
                if (packetplayinwindowclick.e() == 0 || packetplayinwindowclick.e() == 1) {
                    if (packetplayinwindowclick.d() < 0) {
                        action = InventoryAction.NOTHING;
                    } else {
                        Slot slot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                        if (slot != null && slot.a(this.player) && slot.e()) { // Should be Slot.hasItem()
                            action = InventoryAction.MOVE_TO_OTHER_INVENTORY;
                        } else {
                            action = InventoryAction.NOTHING;
                        }
                    }
                }
            } else if (packetplayinwindowclick.h() == 2) {
                if (packetplayinwindowclick.e() >= 0 && packetplayinwindowclick.e() < 9) {
                    click = ClickType.NUMBER_KEY;
                    Slot clickedSlot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                    if (clickedSlot.a(player)) {
                        ItemStack hotbar = this.player.inventory.getItem(packetplayinwindowclick.e());
                        boolean canCleanSwap = hotbar == null || (clickedSlot.inventory == player.inventory && clickedSlot.isAllowed(hotbar)); // the slot will accept the hotbar item
                        if (clickedSlot.e()) {
                            if (canCleanSwap) {
                                action = InventoryAction.HOTBAR_SWAP;
                            } else {
                                int firstEmptySlot = player.inventory.j(); // Should be Inventory.firstEmpty()
                                if (firstEmptySlot > -1) {
                                    action = InventoryAction.HOTBAR_MOVE_AND_READD;
                                } else {
                                    action = InventoryAction.NOTHING; // This is not sane! Mojang: You should test for other slots of same type
                                }
                            }
                        } else if (!clickedSlot.e() && hotbar != null && clickedSlot.isAllowed(hotbar)) {
                            action = InventoryAction.HOTBAR_SWAP;
                        } else {
                            action = InventoryAction.NOTHING;
                        }
                    } else {
                        action = InventoryAction.NOTHING;
                    }
                    // Special constructor for number key
                    event = new InventoryClickEvent(inventory, type, packetplayinwindowclick.d(), click, action, packetplayinwindowclick.e());
                }
            } else if (packetplayinwindowclick.h() == 3) {
                if (packetplayinwindowclick.e() == 2) {
                    click = ClickType.MIDDLE;
                    if (packetplayinwindowclick.d() == -999) {
                        action = InventoryAction.NOTHING;
                    } else {
                        Slot slot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                        if (slot != null && slot.e() && player.abilities.canInstantlyBuild && player.inventory.getCarried() == null) {
                            action = InventoryAction.CLONE_STACK;
                        } else {
                            action = InventoryAction.NOTHING;
                        }
                    }
                } else {
                    click = ClickType.UNKNOWN;
                    action = InventoryAction.UNKNOWN;
                }
            } else if (packetplayinwindowclick.h() == 4) {
                if (packetplayinwindowclick.d() >= 0) {
                    if (packetplayinwindowclick.e() == 0) {
                        click = ClickType.DROP;
                        Slot slot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                        if (slot != null && slot.e() && slot.a(player) && slot.getItem() != null && slot.getItem().getItem() != Item.getItemOf(Blocks.AIR)) {
                            action = InventoryAction.DROP_ONE_SLOT;
                        } else {
                            action = InventoryAction.NOTHING;
                        }
                    } else if (packetplayinwindowclick.e() == 1) {
                        click = ClickType.CONTROL_DROP;
                        Slot slot = this.player.activeContainer.getSlot(packetplayinwindowclick.d());
                        if (slot != null && slot.e() && slot.a(player) && slot.getItem() != null && slot.getItem().getItem() != Item.getItemOf(Blocks.AIR)) {
                            action = InventoryAction.DROP_ALL_SLOT;
                        } else {
                            action = InventoryAction.NOTHING;
                        }
                    }
                } else {
                    // Sane default (because this happens when they are holding nothing. Don't ask why.)
                    click = ClickType.LEFT;
                    if (packetplayinwindowclick.e() == 1) {
                        click = ClickType.RIGHT;
                    }
                    action = InventoryAction.NOTHING;
                }
            } else if (packetplayinwindowclick.h() == 5) {
                itemstack = this.player.activeContainer.clickItem(packetplayinwindowclick.d(), packetplayinwindowclick.e(), 5, this.player);
            } else if (packetplayinwindowclick.h() == 6) {
                click = ClickType.DOUBLE_CLICK;
                action = InventoryAction.NOTHING;
                if (packetplayinwindowclick.d() >= 0 && this.player.inventory.getCarried() != null) {
                    ItemStack cursor = this.player.inventory.getCarried();
                    action = InventoryAction.NOTHING;
                    // Quick check for if we have any of the item
                    if (inventory.getTopInventory().contains(org.bukkit.Material.getMaterial(Item.b(cursor.getItem()))) || inventory.getBottomInventory().contains(org.bukkit.Material.getMaterial(Item.b(cursor.getItem())))) {
                        action = InventoryAction.COLLECT_TO_CURSOR;
                    }
                }
            }