tiny_settlement_schule/src/main/java/view/ui/ShopView.java

package view.ui;

import controller.factories.InteractiveTileFactory;
import controller.tiles.interactive.InteractiveTileController;
import model.Inventory;
import model.items.ITEM_NAME;
import model.tiles.InteractiveTileModel;
import model.tiles.InteractiveTileType;
import util.Translator;
import util.economy.EconomyData;
import util.economy.EconomyInfo;
import view.GamePanel;
import view.tile.TileManager;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class ShopView {
    private GamePanel gamePanel;
    private List<InteractiveTileType> offers;

    int overlayY = 80;
    int slotSize = 128;
    int spacing = 8;
    int slotCount = 0;
    int offsetX, offsetY;
    public ShopView(GamePanel gamePanel){
        this.gamePanel = gamePanel;
        offers = EconomyInfo.getOffers();
    }

    public void drawOverlay(Graphics2D g2) {
        drawShopOverlay(g2, Translator.translate("menu.shop"));

        drawInventoryOverlay(g2);
    }

    private void drawInventoryOverlay(Graphics2D g2) {
        gamePanel.getInventoryView().drawInventoryOverlay(g2);
    }

    public void drawShopOverlay(Graphics2D g2, String title){

        slotCount = offers.size();

        int overlayWidth = (slotSize + spacing) * slotCount + spacing;
        int overlayHeight = slotSize + 2* spacing;

        offsetX = gamePanel.getWidth()/2 - overlayWidth/2;
        offsetY = overlayY + spacing;
        g2.setColor(new Color(0, 0, 0, 160));
        g2.fillRoundRect(offsetX, offsetY, overlayWidth, overlayHeight, 25,25);
        drawTitle(g2, title);

        offsetX += spacing;
        offsetY += spacing;

        for(InteractiveTileType type : offers){
            drawOffer(g2, type);
        }
    }

    public InteractiveTileController getClickedOffer(int x, int y) {
        int offerCount = offers.size();

        int overlayWidth = (slotSize + spacing) * offerCount + spacing;

        int baseOffsetX = gamePanel.getWidth() / 2 - overlayWidth / 2;
        int baseOffsetY = overlayY + spacing;

        int offerX = baseOffsetX + spacing;
        int offerY = baseOffsetY + spacing;

        for (int i = 0; i < offerCount; i++) {
            int currentX = offerX + i * (slotSize + spacing);
            int currentY = offerY;

            if (x >= currentX && x <= currentX + slotSize &&
                    y >= currentY && y <= currentY + slotSize) {
                TileManager tm = gamePanel.tileManager;

                return InteractiveTileFactory.createTile(gamePanel.gameController, new InteractiveTileModel(tm.screenToWorldX(x), tm.screenToWorldY(y), offers.get(i)));
            }
        }
        return null; // No offer clicked
    }

    private void drawOffer(Graphics2D g2, InteractiveTileType offer){
        g2.setColor(Color.LIGHT_GRAY);
        g2.fillRoundRect(offsetX, offsetY, slotSize, slotSize, 25, 25);

        g2.setColor(Color.BLACK);
        BufferedImage image = getImage("/tiles/" + offer.toString().toLowerCase() + "/" + offer.toString().toLowerCase() + "Test.png");
        int imageSize = slotSize/2;
        g2.drawImage(image, offsetX + (slotSize/2 - imageSize/2), offsetY, imageSize, imageSize,null);

        EconomyData data = EconomyInfo.infoOf(offer);

        int stringOffset = slotSize + imageSize;
        List<Map.Entry<ITEM_NAME, Integer>> entries = new ArrayList<>(data.getCosts().get(1).entrySet());

        for(Map.Entry<ITEM_NAME, Integer> entry : entries){
            String needed = Translator.translate("item."+entry.getKey()) + ": " + entry.getValue();

            int strWidth = g2.getFontMetrics().stringWidth(needed);
            Inventory inventory = gamePanel.gameController.getModel().getInventory();

            if(inventory.hasEnough(entry.getKey(), entry.getValue())){
                g2.setColor(Color.BLACK);
            }else{
                g2.setColor(Color.RED);
            }
            g2.drawString(needed, offsetX + (slotSize/2 - strWidth/2), stringOffset);
            stringOffset += g2.getFontMetrics().getHeight();
        }
        offsetX += slotSize + spacing;

        if(offsetX >= gamePanel.getWidth() - slotSize*2){
            offsetY += slotSize + spacing;
            offsetX = slotSize + slotSize/2;
        }
    }


    private void drawTitle(Graphics2D g2, String title){
        Font defaultF = g2.getFont();
        g2.setFont(new Font("Arial", Font.BOLD, 50));

        FontMetrics fm = g2.getFontMetrics();
        int msgWidth = fm.stringWidth(title);
        g2.setColor(new Color(0, 0, 0, 100));
        int offset = 100;

        g2.fillRoundRect(gamePanel.screenWidth /2 - msgWidth /2 - offset/2, 40 - fm.getHeight()/2, msgWidth + offset, 50, 25, 25);
        g2.setColor(Color.WHITE);
        g2.drawString(title, gamePanel.screenWidth / 2 - msgWidth / 2, 50);
        g2.setFont(defaultF);
    }

    private BufferedImage getImage(String imagePath){
        try {
            return ImageIO.read(getClass().getResourceAsStream(imagePath));
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
}