StringData

import java.util.Optional;

import org.spongepowered.api.Sponge;
import org.spongepowered.api.data.DataContainer;
import org.spongepowered.api.data.DataHolder;
import org.spongepowered.api.data.DataView;
import org.spongepowered.api.data.manipulator.mutable.common.AbstractData;
import org.spongepowered.api.data.merge.MergeFunction;
import org.spongepowered.api.data.value.mutable.Value;


public class StringData extends AbstractData<StringData, Immutable> {

    private String stringStorage;

    {
        registerGettersAndSetters();
    }

    StringData() {
    }

    StringData(String stringStorage) {
        this.stringStorage = stringStorage;
    }

    @Override
    protected void registerGettersAndSetters() {
        registerFieldGetter(StringKeys.STRING_STORAGE, this::getStringStorage);
        registerFieldSetter(StringKeys.STRING_STORAGE, this::setStringStorage);
        registerKeyValue(StringKeys.STRING_STORAGE, this::stringStorage);
    }

    public String getStringStorage() {
        return stringStorage;
    }

    public void setStringStorage(String stringStorage) {
        this.stringStorage = stringStorage;
    }

    public Value<String> stringStorage() {
        return Sponge.getRegistry().getValueFactory().createValue(StringKeys.STRING_STORAGE, stringStorage);
    }

    @Override
    public Optional<StringData> fill(DataHolder dataHolder, MergeFunction overlap) {
        dataHolder.get(StringData.class).ifPresent(that -> {
                StringData data = overlap.merge(this, that);
                this.stringStorage = data.stringStorage;
        });
        return Optional.of(this);
    }

    @Override
    public Optional<StringData> from(DataContainer container) {
        return from((DataView) container);
    }

    public Optional<StringData> from(DataView container) {
        container.getObject(StringKeys.STRING_STORAGE.getQuery(), String.class).ifPresent(v -> stringStorage = v);
        return Optional.of(this);
    }

    @Override
    public StringData copy() {
        return new StringData(stringStorage);
    }

    @Override
    public Immutable asImmutable() {
        return new Immutable(stringStorage);
    }

    @Override
    public int getContentVersion() {
        return 1;
    }

    @Override
    public DataContainer toContainer() {
        return super.toContainer()
                .set(StringKeys.STRING_STORAGE.getQuery(), stringStorage);
    }
}