package de.fanta.challenges.utils.ChatSkullAPI;

import net.kyori.adventure.text.Component;
import net.kyori.adventure.text.format.NamedTextColor;
import net.kyori.adventure.text.format.TextColor;
import org.bukkit.entity.Player;

import java.awt.geom.AffineTransform;
import java.awt.image.AffineTransformOp;
import java.awt.image.BufferedImage;

public class Message {

    private final Component[] lines;

    public Message(BufferedImage image, int height, char imgChar) {
        TextColor[][] chatColors = toChatColorArray(image, height);
        this.lines = toImgMessage(chatColors, imgChar);
    }

    public Message appendText(Component[] text) {
        for (int y = 0; y < this.lines.length; y++) {
            if (text.length > y) {
                Component[] tmp16_12 = this.lines;
                tmp16_12[y] = tmp16_12[y].append(text[y]);
            }
        }
        return this;
    }

    private TextColor[][] toChatColorArray(BufferedImage image, int height) {
        double ratio = ((double) image.getHeight() / image.getWidth());
        BufferedImage resized = resizeImage(image, (int) (height / ratio), height);
        TextColor[][] chatImg = new TextColor[resized.getWidth()][resized.getHeight()];
        for (int x = 0; x < resized.getWidth(); x++) {
            for (int y = 0; y < resized.getHeight(); y++) {
                int rgb = resized.getRGB(x, y);
                String hex = "#" + Integer.toHexString(rgb).substring(2);
                TextColor closest = getClosestChatColor(TextColor.fromHexString(hex));
                chatImg[x][y] = closest;
            }
        }
        return chatImg;
    }

    private Component[] toImgMessage(TextColor[][] colors, char imgchar) {
        Component[] lines = new Component[(colors[0]).length];
        for (int y = 0; y < (colors[0]).length; y++) {
            Component line = Component.empty();
            for (TextColor[] textColors : colors) {
                TextColor color = textColors[y];
                line = line.append(Component.text(color != null ? imgchar : ' ', color != null ? textColors[y] : NamedTextColor.WHITE));
            }
            lines[y] = line;
        }
        return lines;
    }

    private BufferedImage resizeImage(BufferedImage originalImage, int width, int height) {
        AffineTransform af = new AffineTransform();
        af.scale(((double) width / originalImage.getWidth()), ((double) height / originalImage.getHeight()));
        AffineTransformOp operation = new AffineTransformOp(af, 1);
        return operation.filter(originalImage, null);
    }

    public void sendToPlayer(Player player) {
        for (Component line : lines) {
            player.sendMessage(line);
        }
    }

    private TextColor getClosestChatColor(TextColor color) {
        return color;
    }
}