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package dev.isxander.yacl.impl;
import com.google.common.collect.ImmutableSet;
import dev.isxander.yacl.api.Binding;
import dev.isxander.yacl.api.Controller;
import dev.isxander.yacl.api.Option;
import dev.isxander.yacl.api.OptionFlag;
import net.minecraft.text.Text;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.function.BiConsumer;
import java.util.function.Function;
public class OptionImpl<T> implements Option<T> {
private final Text name;
private Text tooltip;
private final Controller<T> controller;
private final Binding<T> binding;
private boolean available;
private final ImmutableSet<OptionFlag> flags;
private final Class<T> typeClass;
private T pendingValue;
private final List<BiConsumer<Option<T>, T>> listeners;
public OptionImpl(
@NotNull Text name,
@Nullable Function<T, Text> tooltipGetter,
@NotNull Function<Option<T>, Controller<T>> controlGetter,
@NotNull Binding<T> binding,
boolean available,
ImmutableSet<OptionFlag> flags,
@NotNull Class<T> typeClass,
@NotNull Collection<BiConsumer<Option<T>, T>> listeners
) {
this.name = name;
this.controller = controlGetter.apply(this);
this.binding = binding;
this.available = available;
this.flags = flags;
this.typeClass = typeClass;
this.listeners = new ArrayList<>(listeners);
addListener((opt, pending) -> tooltip = tooltipGetter.apply(pending));
requestSet(binding().getValue());
}
@Override
public @NotNull Text name() {
return name;
}
@Override
public @NotNull Text tooltip() {
return tooltip;
}
@Override
public @NotNull Controller<T> controller() {
return controller;
}
@Override
public @NotNull Binding<T> binding() {
return binding;
}
@Override
public boolean available() {
return available;
}
@Override
public void setAvailable(boolean available) {
this.available = available;
}
@Override
public @NotNull Class<T> typeClass() {
return typeClass;
}
@Override
public @NotNull ImmutableSet<OptionFlag> flags() {
return flags;
}
@Override
public boolean requiresRestart() {
return flags.contains(OptionFlag.GAME_RESTART);
}
@Override
public boolean changed() {
return !binding().getValue().equals(pendingValue);
}
@Override
public @NotNull T pendingValue() {
return pendingValue;
}
@Override
public void requestSet(T value) {
pendingValue = value;
listeners.forEach(listener -> listener.accept(this, pendingValue));
}
@Override
public boolean applyValue() {
if (changed()) {
binding().setValue(pendingValue);
return true;
}
return false;
}
@Override
public void forgetPendingValue() {
pendingValue = binding().getValue();
}
@Override
public void requestSetDefault() {
pendingValue = binding().defaultValue();
}
@Override
public void addListener(BiConsumer<Option<T>, T> changedListener) {
this.listeners.add(changedListener);
}
}
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