Unicopia/src/main/java/com/minelittlepony/unicopia/container/SpellbookScreenHandler.java

336 lines
12 KiB
Java

package com.minelittlepony.unicopia.container;
import java.util.*;
import java.util.function.Predicate;
import org.jetbrains.annotations.Nullable;
import com.minelittlepony.unicopia.ability.magic.spell.crafting.SpellbookRecipe;
import com.minelittlepony.unicopia.container.inventory.*;
import com.minelittlepony.unicopia.entity.player.Pony;
import com.minelittlepony.unicopia.item.UItems;
import com.minelittlepony.unicopia.item.URecipes;
import com.minelittlepony.unicopia.trinkets.TrinketsDelegate;
import com.mojang.datafixers.util.Pair;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.EquipmentSlot;
import net.minecraft.entity.mob.MobEntity;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.entity.player.PlayerInventory;
import net.minecraft.inventory.CraftingResultInventory;
import net.minecraft.inventory.Inventory;
import net.minecraft.item.ItemStack;
import net.minecraft.network.PacketByteBuf;
import net.minecraft.network.packet.s2c.play.ScreenHandlerSlotUpdateS2CPacket;
import net.minecraft.screen.PlayerScreenHandler;
import net.minecraft.screen.ScreenHandler;
import net.minecraft.screen.ScreenHandlerContext;
import net.minecraft.screen.slot.Slot;
import net.minecraft.server.network.ServerPlayerEntity;
import net.minecraft.util.Hand;
import net.minecraft.util.Identifier;
public class SpellbookScreenHandler extends ScreenHandler {
private static final Identifier[] EMPTY_ARMOR_SLOT_TEXTURES = new Identifier[]{
PlayerScreenHandler.EMPTY_BOOTS_SLOT_TEXTURE,
PlayerScreenHandler.EMPTY_LEGGINGS_SLOT_TEXTURE,
PlayerScreenHandler.EMPTY_CHESTPLATE_SLOT_TEXTURE,
PlayerScreenHandler.EMPTY_HELMET_SLOT_TEXTURE
};
private final int MAX_INGREDIENTS;
public final int GEM_SLOT_INDEX;
private final int HOTBAR_START;
private final int HOTBAR_END;
private final SpellbookInventory input;
public InputSlot gemSlot;
public OutputSlot outputSlot;
private final CraftingResultInventory result = new CraftingResultInventory();
private final PlayerInventory inventory;
private final ScreenHandlerContext context;
private Predicate<SlotType> canShowSlots;
private final SpellbookState state;
@Nullable
public UUID entityId;
protected SpellbookScreenHandler(int syncId, PlayerInventory inv, PacketByteBuf buf) {
this(syncId, inv, ScreenHandlerContext.EMPTY, new SpellbookState().fromPacket(buf), null);
}
public SpellbookScreenHandler(int syncId, PlayerInventory inv, ScreenHandlerContext context, SpellbookState state, UUID entityId) {
super(UScreenHandlers.SPELL_BOOK, syncId);
this.entityId = entityId;
this.state = state;
inventory = inv;
this.context = context;
List<HexagonalCraftingGrid.Slot> grid = new ArrayList<>();
List<HexagonalCraftingGrid.Slot> gemPos = new ArrayList<>();
HexagonalCraftingGrid.create(34, 65, 3, grid, gemPos);
MAX_INGREDIENTS = grid.size();
GEM_SLOT_INDEX = MAX_INGREDIENTS;
HOTBAR_START = GEM_SLOT_INDEX + 1;
HOTBAR_END = HOTBAR_START + 9;
input = new SpellbookInventory(this, MAX_INGREDIENTS + 1, 1);
for (int i = 0; i < MAX_INGREDIENTS; i++) {
var pos = grid.get(i);
addSlot(new IngredientSlot(this, input, i, pos));
}
addSlot(gemSlot = new InputSlot(this, input, MAX_INGREDIENTS, gemPos.get(0)));
final int slotSpacing = 18;
final int halfSpacing = slotSpacing / 2;
for (int i = 0; i < 9; ++i) {
addSlot(new Slot(inventory, i, 121 + i * slotSpacing, 195));
}
final int inventoryX = 225;
final int inventoryY = 45;
for (int i = 0; i < PlayerInventory.MAIN_SIZE - 9; ++i) {
int x = i % 4;
int y = i / 4;
addSlot(new InventorySlot(this, inventory, i + 9, inventoryX + x * slotSpacing, inventoryY + y * slotSpacing));
}
final int armorX = 330;
final int armorY = inventoryY + slotSpacing;
final int equipmentY = armorY + halfSpacing;
final int leftHandX = armorX - slotSpacing;
final int rightHandX = armorX + slotSpacing;
for (int i = 0; i < 4; i++) {
final EquipmentSlot eq = EquipmentSlot.values()[5 - i];
addSlot(new InventorySlot(this, inventory, PlayerInventory.OFF_HAND_SLOT - i - 1, armorX, armorY + (i * slotSpacing)) {
@Override
public int getMaxItemCount() {
return 1;
}
@Override
public boolean canInsert(ItemStack stack) {
return eq == MobEntity.getPreferredEquipmentSlot(stack);
}
@Override
public boolean canTakeItems(PlayerEntity playerEntity) {
ItemStack stack = getStack();
if (!stack.isEmpty() && !playerEntity.isCreative() && EnchantmentHelper.hasBindingCurse(stack)) {
return false;
}
return super.canTakeItems(playerEntity);
}
@Override
public Pair<Identifier, Identifier> getBackgroundSprite() {
return Pair.of(PlayerScreenHandler.BLOCK_ATLAS_TEXTURE, EMPTY_ARMOR_SLOT_TEXTURES[eq.getEntitySlotId()]);
}
});
}
addSlot(new InventorySlot(this, inventory, PlayerInventory.OFF_HAND_SLOT, rightHandX, equipmentY + slotSpacing) {
@Override
public Pair<Identifier, Identifier> getBackgroundSprite() {
return Pair.of(PlayerScreenHandler.BLOCK_ATLAS_TEXTURE, PlayerScreenHandler.EMPTY_OFFHAND_ARMOR_SLOT);
}
});
TrinketsDelegate.getInstance().createSlot(this, inv.player, TrinketsDelegate.FACE, 0, rightHandX, inventoryY + slotSpacing * 6).ifPresent(this::addSlot);
TrinketsDelegate.getInstance().createSlot(this, inv.player, TrinketsDelegate.NECKLACE, 0, leftHandX, equipmentY + slotSpacing).ifPresent(this::addSlot);
TrinketsDelegate.getInstance().createSlot(this, inv.player, TrinketsDelegate.MAINHAND, 0, leftHandX, equipmentY).ifPresent(this::addSlot);
TrinketsDelegate.getInstance().createSlot(this, inv.player, TrinketsDelegate.OFFHAND, 0, rightHandX, equipmentY).ifPresent(this::addSlot);
addSlot(outputSlot = new OutputSlot(this, inventory.player, input, result, 0, gemPos.get(0)));
addSlot(new SpellSlot(this, Pony.of(inventory.player), Hand.MAIN_HAND, inventory, 0, leftHandX, equipmentY - slotSpacing));
addSlot(new SpellSlot(this, Pony.of(inventory.player), Hand.OFF_HAND, inventory, 0, rightHandX, equipmentY - slotSpacing));
onContentChanged(input);
}
public SpellbookState getSpellbookState() {
return state;
}
public void addSlotShowingCondition(Predicate<SlotType> canShowSlots) {
this.canShowSlots = canShowSlots;
}
public boolean canShowSlots(SlotType type) {
return canShowSlots == null || canShowSlots.test(type);
}
public int getOutputSlotId() {
return outputSlot.id;
}
@Override
public boolean canUse(PlayerEntity player) {
return player.isAlive();
}
@Override
public void onContentChanged(Inventory inventory) {
super.onContentChanged(inventory);
context.run((world, pos) -> {
if (!world.isClient && !gemSlot.getStack().isEmpty()) {
ItemStack resultStack = input.hasIngredients() ? world.getServer().getRecipeManager()
.getAllMatches(URecipes.SPELLBOOK, input, world)
.stream().sorted(Comparator.comparing(SpellbookRecipe::getPriority))
.findFirst()
.filter(recipe -> result.shouldCraftRecipe(world, (ServerPlayerEntity)this.inventory.player, recipe))
.map(recipe -> recipe.craft(input, world.getRegistryManager()))
.orElseGet(this::getFallbackStack) : ItemStack.EMPTY;
outputSlot.setStack(resultStack);
setPreviousTrackedSlot(outputSlot.id, resultStack);
((ServerPlayerEntity)this.inventory.player).networkHandler.sendPacket(new ScreenHandlerSlotUpdateS2CPacket(syncId, nextRevision(), outputSlot.id, outputSlot.getStack()));
}
});
}
private ItemStack getFallbackStack() {
ItemStack gemStack = gemSlot.getStack();
if (gemStack.isOf(UItems.GEMSTONE) || gemStack.isOf(UItems.BOTCHED_GEM)) {
return input.getTraits().applyTo(UItems.BOTCHED_GEM.getDefaultStack());
}
return ItemStack.EMPTY;
}
@Override
public ItemStack quickMove(PlayerEntity player, int index) {
Slot sourceSlot = slots.get(index);
if (sourceSlot == null || !sourceSlot.hasStack()) {
return ItemStack.EMPTY;
}
ItemStack transferredStack = sourceSlot.getStack();
ItemStack stack = transferredStack.copy();
if (sourceSlot instanceof OutputSlot result) {
result.onTakeItem(player, stack);
}
if (index >= HOTBAR_START && !(sourceSlot instanceof OutputSlot || sourceSlot instanceof InputSlot)) {
if (!gemSlot.hasStack() && gemSlot.canInsert(stack)) {
if (insertItem(transferredStack, GEM_SLOT_INDEX, GEM_SLOT_INDEX + 1, false)) {
onContentChanged(input);
return ItemStack.EMPTY;
}
}
if (insertItem(transferredStack, 0, GEM_SLOT_INDEX, false)) {
sourceSlot.onQuickTransfer(transferredStack, stack);
onContentChanged(input);
return ItemStack.EMPTY;
}
} else {
if (insertItem(transferredStack, HOTBAR_START, HOTBAR_END, true)) {
sourceSlot.onQuickTransfer(transferredStack, stack);
onContentChanged(input);
return ItemStack.EMPTY;
}
if (insertItem(transferredStack, HOTBAR_END + 27, HOTBAR_END + 27 + 4, false)) {
sourceSlot.onQuickTransfer(transferredStack, stack);
onContentChanged(input);
return ItemStack.EMPTY;
}
if (insertItem(transferredStack, HOTBAR_END, HOTBAR_END + 27, false)) {
sourceSlot.onQuickTransfer(transferredStack, stack);
onContentChanged(input);
return ItemStack.EMPTY;
}
}
if (transferredStack.getCount() == stack.getCount()) {
return ItemStack.EMPTY;
}
sourceSlot.onTakeItem(player, transferredStack);
return stack;
}
@Override
protected boolean insertItem(ItemStack stack, int startIndex, int endIndex, boolean fromLast) {
boolean success = false;
int i = fromLast ? endIndex - 1 : startIndex;
while (true) {
if (i < startIndex || i >= endIndex) {
break;
}
Slot slot = getSlot(i);
ItemStack current = slot.getStack();
if (!current.isEmpty() && ItemStack.canCombine(stack, current)) {
// abide by the slot's max item count when trying to insert stacks
int available = Math.min(Math.min(current.getMaxCount(), slot.getMaxItemCount(stack)) - current.getCount(), stack.getCount());
if (available > 0) {
current.increment(available);
stack.decrement(available);
slot.markDirty();
success = true;
}
}
i += fromLast ? -1 : 1;
}
i = fromLast ? endIndex - 1 : startIndex;
while (true) {
if (i < startIndex || i >= endIndex) {
break;
}
Slot slot = getSlot(i);
ItemStack current = slot.getStack();
if (current.isEmpty() && slot.canInsert(stack)) {
if (stack.getCount() > slot.getMaxItemCount()) {
slot.setStack(stack.split(slot.getMaxItemCount()));
} else {
slot.setStack(stack.split(stack.getCount()));
}
slot.markDirty();
success = true;
break;
}
i += fromLast ? -1 : 1;
}
return success;
}
@Override
public void onClosed(PlayerEntity player) {
super.onClosed(player);
context.run((world, pos) -> {
dropInventory(player, input);
});
}
}