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152 changes: 152 additions & 0 deletions
152
src/main/java/com/fusionflux/portalcubed/items/PortalTabsLoader.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| package com.fusionflux.portalcubed.items; | ||
|
|
||
| import com.google.gson.JsonArray; | ||
| import com.google.gson.JsonElement; | ||
| import com.google.gson.JsonObject; | ||
| import com.mojang.brigadier.StringReader; | ||
| import com.mojang.brigadier.exceptions.CommandSyntaxException; | ||
| import it.unimi.dsi.fastutil.Pair; | ||
| import net.fabricmc.fabric.api.itemgroup.v1.FabricItemGroup; | ||
| import net.minecraft.core.registries.BuiltInRegistries; | ||
| import net.minecraft.nbt.CompoundTag; | ||
| import net.minecraft.nbt.TagParser; | ||
| import net.minecraft.resources.ResourceLocation; | ||
| import net.minecraft.util.GsonHelper; | ||
| import net.minecraft.world.flag.FeatureFlagSet; | ||
| import net.minecraft.world.flag.FeatureFlags; | ||
| import net.minecraft.world.item.CreativeModeTab; | ||
| import net.minecraft.world.item.Item; | ||
| import net.minecraft.world.item.ItemStack; | ||
| import org.quiltmc.loader.api.ModContainer; | ||
| import org.quiltmc.loader.api.minecraft.ClientOnly; | ||
|
|
||
| import java.io.IOException; | ||
| import java.io.Reader; | ||
| import java.io.UncheckedIOException; | ||
| import java.nio.file.Files; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.function.Function; | ||
| import java.util.function.Predicate; | ||
| import java.util.function.Supplier; | ||
|
|
||
| import static com.fusionflux.portalcubed.PortalCubed.id; | ||
|
|
||
| @ClientOnly | ||
| public class PortalTabsLoader { | ||
| private static final Map<String, Function<JsonObject, Predicate<CreativeModeTab.ItemDisplayParameters>>> CONDITION_TYPES = Map.of( | ||
| "and", o -> GsonHelper.getAsJsonArray(o, "conditions") | ||
| .asList() | ||
| .stream() | ||
| .map(PortalTabsLoader::parseCondition) | ||
| .reduce(Predicate::and) | ||
| .orElse(e -> true), | ||
| "or", o -> GsonHelper.getAsJsonArray(o, "conditions") | ||
| .asList() | ||
| .stream() | ||
| .map(PortalTabsLoader::parseCondition) | ||
| .reduce(Predicate::or) | ||
| .orElse(e -> false), | ||
| "not", o -> parseCondition(o.get("condition")).negate(), | ||
| "hasPermissions", o -> CreativeModeTab.ItemDisplayParameters::hasPermissions, | ||
| "hasFeatures", o -> { | ||
| final FeatureFlagSet flags = FeatureFlags.REGISTRY.fromNames( | ||
| GsonHelper.getAsJsonArray(o, "flags") | ||
| .asList() | ||
| .stream() | ||
| .map(e -> new ResourceLocation(GsonHelper.convertToString(e, "flag"))) | ||
| ::iterator | ||
| ); | ||
| return p -> flags.isSubsetOf(p.enabledFeatures()); | ||
| } | ||
| ); | ||
|
|
||
| public static void load(ModContainer mod) { | ||
| final JsonObject jsonObject; | ||
| try (Reader reader = Files.newBufferedReader(mod.getPath("portal_tabs.json"))) { | ||
| jsonObject = GsonHelper.parse(reader); | ||
| } catch (IOException e) { | ||
| throw new UncheckedIOException(e); | ||
| } | ||
| load(jsonObject); | ||
| } | ||
|
|
||
| private static void load(JsonObject jsonObject) { | ||
| for (final var entry : jsonObject.entrySet()) { | ||
| final CreativeModeTab.Builder builder = FabricItemGroup.builder(id(entry.getKey())); | ||
| final JsonObject entryData = GsonHelper.convertToJsonObject(entry.getValue(), "tab"); | ||
| if (entryData.has("icon")) { | ||
| builder.icon(parseItemStack(entryData.get("icon"), "icon")); | ||
| } | ||
| if (entryData.has("rightAlign") && GsonHelper.getAsBoolean(entryData, "rightAlign")) { | ||
| builder.alignedRight(); | ||
| } | ||
| if (entryData.has("showTitle") && !GsonHelper.getAsBoolean(entryData, "showTitle")) { | ||
| builder.hideTitle(); | ||
| } | ||
| if (entryData.has("scrollBar") && !GsonHelper.getAsBoolean(entryData, "scrollBar")) { | ||
| builder.noScrollBar(); | ||
| } | ||
| if (entryData.has("backgroundImage")) { | ||
| builder.backgroundSuffix(GsonHelper.getAsString(entryData, "backgroundImage")); | ||
| } | ||
| if (entryData.has("items") || entryData.has("itemConditions")) { | ||
| final List<ItemStack> items = parseItemArray(entryData); | ||
| final var itemConditions = GsonHelper.getAsJsonArray(entryData, "itemConditions", new JsonArray()) | ||
| .asList() | ||
| .stream() | ||
| .map(e -> Pair.of(parseCondition(e), parseItemArray((JsonObject)e))) | ||
| .toList(); | ||
| builder.displayItems((itemDisplayParameters, output) -> { | ||
| output.acceptAll(items); | ||
| for (final var condition : itemConditions) { | ||
| if (condition.key().test(itemDisplayParameters)) { | ||
| output.acceptAll(condition.value()); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| builder.build(); | ||
| } | ||
| } | ||
|
|
||
| private static List<ItemStack> parseItemArray(JsonObject owner) { | ||
| return GsonHelper.getAsJsonArray(owner, "items", new JsonArray()) | ||
| .asList() | ||
| .stream() | ||
| .map(e -> parseItemStack(e, "item").get()) | ||
| .toList(); | ||
| } | ||
|
|
||
| private static Supplier<ItemStack> parseItemStack(JsonElement element, String memberName) { | ||
| if (element.isJsonPrimitive()) { | ||
| final Item item = BuiltInRegistries.ITEM.get( | ||
| new ResourceLocation(GsonHelper.convertToString(element, memberName)) | ||
| ); | ||
| return () -> new ItemStack(item); | ||
| } | ||
| final JsonObject object = GsonHelper.convertToJsonObject(element, memberName); | ||
| final Item item = BuiltInRegistries.ITEM.get(new ResourceLocation(GsonHelper.getAsString(object, "id"))); | ||
| final int count = object.has("count") ? GsonHelper.getAsInt(object, "count") : 1; | ||
| final CompoundTag tag; | ||
| try { | ||
| tag = object.has("nbt") | ||
| ? new TagParser(new StringReader(GsonHelper.getAsString(object, "nbt"))).readStruct() | ||
| : null; | ||
| } catch (CommandSyntaxException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| return () -> { | ||
| final ItemStack stack = new ItemStack(item, count); | ||
| if (tag != null) { | ||
| stack.setTag(tag); | ||
| } | ||
| return stack; | ||
| }; | ||
| } | ||
|
|
||
| private static Predicate<CreativeModeTab.ItemDisplayParameters> parseCondition(JsonElement element) { | ||
| final JsonObject object = GsonHelper.convertToJsonObject(element, "condition"); | ||
| return CONDITION_TYPES.get(GsonHelper.getAsString(object, "type")).apply(object); | ||
| } | ||
| } |
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