package de.miaurizius.jgame2d.entity;

import de.miaurizius.jgame2d.core.Boot;
import de.miaurizius.jgame2d.core.Direction;
import de.miaurizius.jgame2d.core.GamePanel;
import de.miaurizius.jgame2d.core.KeyHandler;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.*;
import java.util.logging.Level;

public class Player extends Entity {

    GamePanel panel;
    KeyHandler keyH;

    public final int screenX;
    public final int screenY;
    public int hasKey = 0;

    public Player(GamePanel panel, KeyHandler keyH) {
        this.panel = panel;
        this.keyH = keyH;

        screenX = panel.screenWidth/2 - panel.tileSize/2;
        screenY = panel.screenHeight/2 - panel.tileSize/2;

        solidArea = new Rectangle();
        solidArea.x = 12;
        solidArea.y = 20;
        solidAreaDefaultX = solidArea.x;
        solidAreaDefaultY = solidArea.y;
        solidArea.width = 24;
        solidArea.height = 24;

        setDefaultValues();
        getPlayerImage();
    }

    public void setDefaultValues() {
        worldX = panel.tileSize * 23;
        worldY = panel.tileSize * 21;
        speed = 4;
        direction = Direction.DOWN;
    }

    public void getPlayerImage()  {
        try {
            up1 = ImageIO.read(new FileInputStream("assets/player/boy_up_1.png"));
            up2 = ImageIO.read(new FileInputStream("assets/player/boy_up_2.png"));
            down1 = ImageIO.read(new FileInputStream("assets/player/boy_down_1.png"));
            down2 = ImageIO.read(new FileInputStream("assets/player/boy_down_2.png"));
            left1 = ImageIO.read(new FileInputStream("assets/player/boy_left_1.png"));
            left2 = ImageIO.read(new FileInputStream("assets/player/boy_left_2.png"));
            right1 = ImageIO.read(new FileInputStream("assets/player/boy_right_1.png"));
            right2 = ImageIO.read(new FileInputStream("assets/player/boy_right_2.png"));
        } catch (IOException e) {
            Boot.logger.log(Level.SEVERE, "Could not load image", e);
        }
    }

    public void update() {
        //Move player
        if(keyH.upPressed ||  keyH.downPressed || keyH.leftPressed || keyH.rightPressed) {
            if(keyH.upPressed) direction = Direction.UP;
            else if(keyH.downPressed) direction = Direction.DOWN;
            else if(keyH.leftPressed) direction = Direction.LEFT;
            else if(keyH.rightPressed) direction = Direction.RIGHT;

            // CHECK TILE COLLISION
            collisionOn = false;
            panel.collisionH.checkTile(this);
            int objIndex = panel.collisionH.checkObject(this, true);
            pickObject(objIndex);

            if(!collisionOn) {
                switch (direction) {
                    case UP -> worldY -= speed;
                    case DOWN -> worldY += speed;
                    case LEFT ->worldX -= speed;
                    case RIGHT -> worldX += speed;
                }
            }

            spriteCounter++;
            if(spriteCounter > 12) {
                if(spriteNum == 1) spriteNum = 2;
                else if(spriteNum == 2) spriteNum = 1;
                else spriteNum = 0;
            }
        }
    }

    public void pickObject(int index) {
        if(index == 999) return;
        switch(panel.obj[index].name.toLowerCase()) {
            case "key":
                panel.playSE(1);
                hasKey++;
                panel.obj[index] = null;
                panel.ui.showMessage("You got a key!");
                break;
            case "door":
                if(hasKey > 0) {
                    panel.playSE(3);
                    panel.obj[index] = null;
                    hasKey--;
                    panel.ui.showMessage("You opened the door!");
                }
                else panel.ui.showMessage("You need a key!");
                break;
            case "boots":
                panel.playSE(2);
                speed += 1;
                panel.obj[index] = null;
                panel.ui.showMessage("Speed up!");
                break;
            case "chest":
                panel.ui.gameFinished = true;
                panel.stopMusic();
                panel.playSE(4);
                break;
        }
    }

    public void draw(Graphics2D graphics2d) {
        BufferedImage image = switch (direction) {
            case UP -> (spriteNum == 1) ? up1 : up2;
            case DOWN -> (spriteNum == 1) ? down1 : down2;
            case LEFT -> (spriteNum == 1) ? left1 : left2;
            case RIGHT -> (spriteNum == 1) ? right1 : right2;
        };
        graphics2d.drawImage(image, screenX, screenY, panel.tileSize, panel.tileSize, null);
    }

}