package com.orhantozan.game;

import java.util.Random;

import com.badlogic.gdx.ApplicationAdapter;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.Input.Keys;
import com.badlogic.gdx.audio.Music;
import com.badlogic.gdx.audio.Sound;
import com.badlogic.gdx.graphics.FPSLogger;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.math.MathUtils;
import com.badlogic.gdx.math.Rectangle;
import com.badlogic.gdx.math.Vector2;
import com.badlogic.gdx.utils.Array;

public class PongMain extends ApplicationAdapter {
    SpriteBatch batch;

    Texture paddleTexture;
    Texture ballTexture;
    Texture hitmarkerTexture;
    Texture woodTexture;
    Texture dewTexture;

    float hitWidthHalf;
    float hitHeightHalf;
    float ballWidthHalf;
    float ballHeightHalf;

    int screenWidth;
    int screenHeight;

    int screenCenterX;
    int screenCenterY;


    Vector2 paddlePosition = new Vector2();
    Vector2 ballPosition;
    Vector2 ballSpeed;

    Array<Dew> dewList;

    FPSLogger fps;

    int ballWidth;
    int ballHeight;

    Sound ow;
    Sound omg;

    Sound tr;
    Sound ns;
    Sound noo;

    Sound hitmarker;
    Music darude;

    Random random;

    @Override
    public void create() {
        random = new Random();

        screenWidth = Gdx.graphics.getWidth();
        screenHeight = Gdx.graphics.getHeight();
        ballSpeed = new Vector2(500,500);

        ow = Gdx.audio.newSound(Gdx.files.internal("ow.mp3"));
        omg = Gdx.audio.newSound(Gdx.files.internal("omg.mp3"));
        tr = Gdx.audio.newSound(Gdx.files.internal("tr.mp3"));
        ns = Gdx.audio.newSound(Gdx.files.internal("ns.mp3"));
        noo = Gdx.audio.newSound(Gdx.files.internal("noo.mp3"));
        hitmarker = Gdx.audio.newSound(Gdx.files.internal("hitmarker.wav"));
        darude = Gdx.audio.newMusic(Gdx.files.internal("darude.mp3"));

        dewList = new Array<Dew>();

        ballWidth = 15;
        ballHeight = 15;

        fps = new FPSLogger();

        batch = new SpriteBatch();
        paddleTexture = new Texture(Gdx.files.internal("paddle.png"));
        ballTexture = new Texture(Gdx.files.internal("ball.png"));
        hitmarkerTexture = new Texture(Gdx.files.internal("hitmarker.png"));
        woodTexture = new Texture(Gdx.files.internal("wood.jpg"));
        dewTexture = new Texture(Gdx.files.internal("dew.png"));

        ballPosition = new Vector2(screenCenterX, screenCenterY);
        Gdx.input.setCursorCatched(true);
        hitWidthHalf = hitmarkerTexture.getWidth() / 2;
        hitHeightHalf = hitmarkerTexture.getHeight() / 2;
        ballWidthHalf = ballTexture.getWidth() / 2;
        ballHeightHalf = ballTexture.getHeight() / 2;
        darude.setLooping(true);
        darude.play();
        hideCursor();
    }

    public void updateInput() {
        paddlePosition.x = Gdx.input.getX() - paddleTexture.getWidth() / 2;
        if(Gdx.input.isKeyJustPressed(Keys.SPACE)){
            Dew dewObj = new Dew(MathUtils.random(0,800), 200);
            dewList.add(dewObj);
        }
    }

    public void checkBallCollision() {
        ballPosition.x += ballSpeed.x * Gdx.graphics.getDeltaTime();
        ballPosition.y += ballSpeed.y * Gdx.graphics.getDeltaTime();

        int rng = random.nextInt(6);

        if (ballPosition.y + ballTexture.getHeight() > screenHeight){
            if (rng >= 0 && rng < 5){
                ow.play();
            }
            else if(rng >= 5){
                omg.play();
            }
            ballPosition.y = screenHeight - ballTexture.getHeight();
            ballSpeed.y *= -1;
            batch.begin();
            batch.draw(hitmarkerTexture, ballPosition.x - ballTexture.getWidth(), ballPosition.y);
            batch.end();
            hitmarker.play();
        }
        if (ballPosition.y < 0){
            if (rng >= 0 && rng < 5){
                ow.play();
            }
            else if(rng >= 5){
                omg.play();
            }
            ballPosition.y = 0;
            ballSpeed.y *= -1;
            batch.begin();
            batch.draw(hitmarkerTexture, ballPosition.x - ballTexture.getWidth(), ballPosition.y);
            batch.end();
            hitmarker.play();
        }
        if (ballPosition.x + ballTexture.getWidth() > screenWidth){
            if (rng >= 0 && rng < 5){
                ow.play();
            }
            else if(rng >= 5){
                omg.play();
            }
            ballPosition.x = screenWidth - ballTexture.getWidth();
            ballSpeed.x *= -1;
            batch.begin();
            batch.draw(hitmarkerTexture, ballPosition.x - ballTexture.getWidth(), ballPosition.y);
            batch.end();
            hitmarker.play();
        }
        if (ballPosition.x < 0){
            if (rng >= 0 && rng < 5){
                ow.play();
            }
            else if(rng >= 5){
                omg.play();
            }
            ballPosition.x = 0;
            ballSpeed.x *= -1;
            batch.begin();
            batch.draw(hitmarkerTexture, ballPosition.x - ballTexture.getWidth(), ballPosition.y);
            batch.end();
            hitmarker.play();
        }

        int rng2 = random.nextInt(2);
        if (ballPosition.y <= paddlePosition.y + paddleTexture.getHeight() && (ballPosition.x >= paddlePosition.x && ballPosition.x <= paddlePosition.x + paddleTexture.getWidth())&& ballSpeed.y < 0){
            if (rng2 == 0){
                tr.play();
            }
            else if (rng2 == 1){
                ns.play();
            }
            ballPosition.y = paddlePosition.y + paddleTexture.getHeight();
            ballSpeed.y *= -1;
            batch.begin();
            batch.draw(hitmarkerTexture, ballPosition.x - ballTexture.getWidth(), ballPosition.y);
            batch.end();
            hitmarker.play();
        }
    }

    public void checkPaddle(){
        if (paddlePosition.x < 0){
            paddlePosition.x = 0;
        }
        if (paddlePosition.x + paddleTexture.getWidth() > screenWidth){
            paddlePosition.x = screenWidth - paddleTexture.getWidth();
        }
    }

    public void hideCursor() {
        if (Gdx.input.isCursorCatched() && Gdx.input.isKeyJustPressed(Keys.ESCAPE)){
            Gdx.input.setCursorCatched(false);
        }
        else if (!(Gdx.input.isCursorCatched()) && Gdx.input.isKeyJustPressed(Keys.ESCAPE)){
            Gdx.input.setCursorCatched(true);
        }
    }

    @Override
    public void render () {
        Gdx.gl.glClearColor(0, 0, 0, 1);
        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
        batch.begin();
        batch.draw(woodTexture, 0, 0);
        batch.draw(paddleTexture, paddlePosition.x, paddlePosition.y);
        batch.draw(ballTexture, ballPosition.x, ballPosition.y, ballWidth, ballHeight);
        for (int i = 0; i < dewList.size; i++){
            Dew currentDew = dewList.get(i);
            batch.draw(dewTexture, currentDew.x, currentDew.y, 75, 100);
        }
        batch.end();
        fps.log();
        updateInput();
        checkPaddle();
        checkBallCollision();
        hideCursor();
    }
}