package ovh.gasser.newshapes.shapes;

import ovh.gasser.newshapes.ShapeVisitor;
import ovh.gasser.newshapes.attributes.ColorAttributes;
import ovh.gasser.newshapes.attributes.SelectionAttributes;

import java.awt.*;

public class SText extends AbstractShape {
    public static final String PLACEHOLDER_TEXT = "Text";
    public static final int DEFAULT_FONT_SIZE = 16;
    public static final String DEFAULT_FONT_NAME = "SansSerif";
    public static final int DEFAULT_FONT_STYLE = Font.PLAIN;

    private final String text;
    private final int fontSize;
    private final String fontName;
    private final int fontStyle;

    private SText(int x, int y, String text, int fontSize, String fontName, int fontStyle) {
        // Initialize with a reasonable default width/height so hit testing works reliably
        super(new Rectangle(x, y, 100, 20));
        this.text = normalizeText(text);
        this.fontSize = fontSize;
        this.fontName = fontName;
        this.fontStyle = fontStyle;
    }

    public static SText create(int x, int y, String text) {
        var shape = new SText(x, y, text, DEFAULT_FONT_SIZE, DEFAULT_FONT_NAME, DEFAULT_FONT_STYLE);
        shape.addAttributes(new SelectionAttributes());
        shape.addAttributes(new ColorAttributes(true, false, Color.BLACK, Color.BLACK));
        return shape;
    }

    private static String normalizeText(String input) {
        if (input == null || input.isBlank()) {
            return PLACEHOLDER_TEXT;
        }
        return input;
    }

    public String getText() {
        return text;
    }

    public int getFontSize() {
        return fontSize;
    }

    public String getFontName() {
        return fontName;
    }

    public int getFontStyle() {
        return fontStyle;
    }

    public void updateMeasuredBounds(int width, int height) {
        bounds.setSize(Math.max(width, 0), Math.max(height, 0));
    }

    @Override
    public void accept(ShapeVisitor visitor) {
        visitor.visitText(this);
    }

    @Override
    public Shape clone() {
        var copy = new SText(getBounds().x, getBounds().y, text, fontSize, fontName, fontStyle);
        copy.updateMeasuredBounds(getBounds().width, getBounds().height);
        copy.addAttributes(new SelectionAttributes());

        var attrs = (ColorAttributes) getAttributes(ColorAttributes.ID);
        if (attrs != null) {
            copy.addAttributes(new ColorAttributes(attrs.filled, attrs.stroked, attrs.filledColor, attrs.strokedColor));
        }
        return copy;
    }
}