package view;

import model.Inventory;
import model.items.Item;
import util.TextUtil;
import util.Translator;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.IOException;

public class InventoryView {
    private Inventory inventory;
    int overlayX = 20;
    int overlayY = 20;
    int slotSize = 48;
    int slotSpacing = 8;
    int slotCount = 0;
    public InventoryView(Inventory inventory){
        this.inventory = inventory;
    }
    public void drawInventoryOverlay(Graphics2D g2) {
        slotCount = inventory.getUniqueItemsCount();

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

        g2.setColor(new Color(0, 0, 0, 160));
        g2.fillRoundRect(overlayX, overlayY, overlayWidth, overlayHeight, 15, 15);

        for (int i = 0; i < slotCount; i++) {
            drawSlot(g2, i);
        }
    }

    private void drawSlot(Graphics2D g2, int slot){
        Item item = inventory.getItemList().get(slot);

        if(item.isSelected()){
            g2.setColor(Color.WHITE);
        }else{
            g2.setColor(Color.LIGHT_GRAY);
        }

        int x = overlayX + slotSpacing;
        int y = overlayY + slotSpacing + slot * (slotSize + slotSpacing);

        g2.fillRoundRect(x, y, slotSize, slotSize, 10, 10);
        g2.setColor(Color.DARK_GRAY);

        String itemName = item.getItemName().toString();

        int offset = 20;
        g2.drawImage(getImage("/items/" + itemName + ".png"), x + offset/2, y + offset/2, slotSize - offset, slotSize -offset, null);

        //g2.drawString(Translator.translate("item."+itemName), x + slotSpacing/4, y + slotSize / 2 + 5);

        FontMetrics fm = g2.getFontMetrics();
        String amount = "" + item.getCount();
        int amountWidth = fm.stringWidth(amount);
        g2.drawString( amount , x + slotSize - amountWidth - 3, y + slotSize - 3);

        g2.setColor(Color.LIGHT_GRAY);
    }

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

    public int getClickedInventorySlot(int mouseX, int mouseY) {
        for (int i = 0; i < slotCount; i++) {
            int x = overlayX + slotSpacing;
            int y = overlayY + slotSpacing + i * (slotSize + slotSpacing);
            int width = slotSize;
            int height = slotSize;

            if (mouseX >= x && mouseX <= x + width && mouseY >= y && mouseY <= y + height) {
                return i; // Slot i was clicked
            }
        }
        return -1; // No slot was clicked
    }
}