package org.openautonomousconnection.luascript.fx;

import javafx.application.Platform;
import javafx.scene.input.Clipboard;
import javafx.scene.input.ClipboardContent;
import org.openautonomousconnection.luascript.hosts.ClipboardHost;

import java.util.Objects;
import java.util.concurrent.atomic.AtomicReference;

/**
 * JavaFX clipboard host (text only).
 */
public final class FxClipboardHost implements ClipboardHost {

    @Override
    public void setText(String text) {
        String s = text == null ? "" : text;
        Platform.runLater(() -> {
            ClipboardContent c = new ClipboardContent();
            c.putString(s);
            Clipboard.getSystemClipboard().setContent(c);
        });
    }

    @Override
    public String getText() {
        AtomicReference<String> out = new AtomicReference<>("");
        FxThreadBridge.runAndWait(() -> {
            String s = Clipboard.getSystemClipboard().getString();
            out.set(s == null ? "" : s);
        });
        return out.get();
    }
}