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ToolDefinitionData.java
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ToolDefinitionData.java
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package slimeknights.tconstruct.library.tools.definition;
import com.google.common.annotations.VisibleForTesting;
import lombok.Getter;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.world.item.Items;
import slimeknights.mantle.data.loadable.ErrorFactory;
import slimeknights.mantle.data.loadable.record.RecordLoadable;
import slimeknights.tconstruct.library.module.ModuleHook;
import slimeknights.tconstruct.library.module.ModuleHookMap;
import slimeknights.tconstruct.library.module.WithHooks;
import slimeknights.tconstruct.library.tools.definition.module.ToolHooks;
import slimeknights.tconstruct.library.tools.definition.module.ToolModule;
import slimeknights.tconstruct.library.tools.nbt.DummyToolStack;
import slimeknights.tconstruct.library.tools.nbt.IToolStackView;
import slimeknights.tconstruct.library.tools.nbt.ModDataNBT;
import slimeknights.tconstruct.library.tools.nbt.ModifierNBT;
import slimeknights.tconstruct.library.tools.nbt.MultiplierNBT;
import slimeknights.tconstruct.library.tools.nbt.StatsNBT;
import slimeknights.tconstruct.library.tools.stat.INumericToolStat;
import slimeknights.tconstruct.library.tools.stat.IToolStat;
import slimeknights.tconstruct.library.tools.stat.ModifierStatsBuilder;
import java.util.List;
/**
* This class contains all data pack configurable data for a tool, before materials are factored in.
* Contains info about how to craft a tool and how it behaves.
*/
public class ToolDefinitionData {
/** Empty tool data definition instance */
public static final ToolDefinitionData EMPTY = new ToolDefinitionData(List.of(), ErrorFactory.RUNTIME);
/** Loadable to parse definition data from JSON */
public static final RecordLoadable<ToolDefinitionData> LOADABLE = RecordLoadable.create(ToolModule.WITH_HOOKS.list(0).defaultField("modules", List.of(), d -> d.modules), ErrorFactory.FIELD, ToolDefinitionData::new);
private final List<WithHooks<ToolModule>> modules;
@Getter
private final transient ModuleHookMap hooks;
private transient StatsNBT baseStats;
private transient MultiplierNBT multipliers;
protected ToolDefinitionData(List<WithHooks<ToolModule>> modules, ErrorFactory error) {
this.modules = modules;
this.hooks = ModuleHookMap.createMap(modules, error);
}
/* Getters */
/** Gets the given module from the tool */
public <T> T getHook(ModuleHook<T> hook) {
return hooks.getOrDefault(hook);
}
/* Stats */
/** Computes the stats for the given tool */
private void computeStats() {
ModifierStatsBuilder builder = ModifierStatsBuilder.builder();
getHook(ToolHooks.TOOL_STATS).addToolStats(new DummyToolStack(Items.AIR, ModifierNBT.EMPTY, new ModDataNBT()), builder);
multipliers = builder.buildMultipliers();
// cancel out multipliers on the base stats, as people expect base stats to be comparable to be usable in the modifier stats builder
for (INumericToolStat<?> stat : multipliers.getContainedStats()) {
// TODO: this is a hack, alternative is somehow telling the builder to ignore multipliers
stat.multiply(builder, 1 / multipliers.get(stat));
}
baseStats = builder.build();
}
/** Gets the stats of this tool without materials or modifiers */
@VisibleForTesting
protected StatsNBT getBaseStats() {
if (baseStats == null) {
computeStats();
}
return baseStats;
}
/** Gets the multipliers of this tool without materials or modifiers */
@VisibleForTesting
protected MultiplierNBT getMultipliers() {
if (multipliers == null) {
computeStats();
}
return multipliers;
}
/**
* Gets the value of a stat in this tool, or the default value if missing.
* Generally better to use {@link IToolStackView#getStats()} as it takes the modifier stats into account.
*/
public <T> T getBaseStat(IToolStat<T> toolStat) {
return getBaseStats().get(toolStat);
}
/**
* Gets the multiplier for this stat to use for modifiers
* In most cases, its better to use {@link IToolStackView#getMultiplier(INumericToolStat)} as that takes the modifier multiplier into account
*/
public float getMultiplier(INumericToolStat<?> toolStat) {
return getMultipliers().get(toolStat);
}
/* Packet buffers */
/** Writes a tool definition stat object to a packet buffer */
@Deprecated
public void write(FriendlyByteBuf buffer) {
LOADABLE.encode(buffer, this);
}
/** Reads a tool definition stat object from a packet buffer */
@Deprecated
public static ToolDefinitionData read(FriendlyByteBuf buffer) {
return LOADABLE.decode(buffer);
}
}