package sig;

import sig.engine.AnimatedSprite;
import sig.engine.Color;
import sig.engine.Font;
import sig.engine.Key;
import sig.engine.Mouse;
import sig.engine.MouseScrollValue;
import sig.engine.Panel;
import sig.engine.Point;
import sig.engine.Sprite;
import sig.engine.Transform;
import sig.engine.PolygonStructure;

import java.awt.event.KeyEvent;
import java.util.List;

class Player{
	AnimatedSprite spr=new AnimatedSprite("player.png",32,32);
	double x=200,y=200;

	double animationFrame=0;
	double animationSpd=2; //Animation Speed will be 2 frames per second
}

public class JavaProjectTemplate {
	public static final String PROGRAM_NAME="Sig's Java Project Template";
	public static int WINDOW_WIDTH=1280;
	public static int WINDOW_HEIGHT=720;
	public static Panel game;

	Player pl = new Player();
	Sprite bookSpr = new Sprite("book.png");

	public void initializeGame(){
		//Initialize your game here.

		game.Cursor_SetCursor(new Sprite("cursor.png"),0,0);
	}

	public void updateGame(double fElapsedTime) {
		//Put game update logic in here.

		//Player sprite will animate.
		pl.animationFrame+=pl.animationSpd*fElapsedTime;

		//Allow player movement using WASD keys.
		if (Key.isHeld(KeyEvent.VK_A)) {
			pl.x-=200*fElapsedTime;
		}
		if (Key.isHeld(KeyEvent.VK_D)) {
			pl.x+=200*fElapsedTime;
		}
		if (Key.isHeld(KeyEvent.VK_W)) {
			pl.y-=200*fElapsedTime;
		}
		if (Key.isHeld(KeyEvent.VK_S)) {
			pl.y+=200*fElapsedTime;
		}

		if (Mouse.isPressed(2)) { //If middle click is pressed, reset the player position.
			pl.x=pl.y=200;
		}

		if (Mouse.mouseWheel==MouseScrollValue.UP) {
			System.out.println("Scroll up!");
		}
		if (Mouse.mouseWheel==MouseScrollValue.DOWN) {
			System.out.println("Scroll down!");
		}

		if (Mouse.isPressed(3)) {
			if (game.Cursor_IsVisible()) {
				game.Cursor_Hide();
			} else {
				game.Cursor_Show();
			}
		}
	}

	public void drawGame() {
		//Put rendering logic in here.

		game.Clear(Color.BRIGHT_BLUE); //Clear the screen so all pixels from the previous frame are removed.

		game.Draw(100,20,Color.BLACK); //That's not a dead pixel, it's a black one!
		game.Draw_Line(10,10,35,35,Color.BLACK); //Line Drawing

		game.FillCircle(WINDOW_WIDTH/2, WINDOW_HEIGHT/2, 100, Color.BLACK);

		game.Draw_Sprite(450,75,bookSpr,Color.GREEN); //Sprite drawing (with green tint)
		game.Draw_Sprite(450,75+bookSpr.getHeight(),bookSpr,Transform.VERTICAL); //Sprite drawing with vertical flip

		game.Draw_Animated_Sprite(pl.x,pl.y,pl.spr,pl.animationFrame); //Animated Sprite drawing 

		game.Draw_Text(10,40,"Mouse X: "+Mouse.x+"  Mouse Y:"+Mouse.y,Font.PROFONT_12); //Draw Mouse coordinates in tiny font
		game.Draw_Text_Ext(10,52,"Hello World 2!",Font.PROFONT_36,Color.MAGENTA); //Draw in larger font

		game.Fill_Triangle(160,160,190,190,50,250,new Color(255,0,0,150)); //Draw a translucent colored triangle


		game.FillTexturedPolygon( //Define the uv tex coords of a polygon and a sprite and draw a texture onto it
			List.of(
				new Point<Double>(600d,400d),
				new Point<Double>(600d,550d),
				new Point<Double>(750d,550d),
				new Point<Double>(750d,0d)
			), 
			List.of(
				new Point<Double>(0d,0d),
				new Point<Double>(0d,1d),
				new Point<Double>(1d,1d),
				new Point<Double>(1d,0d)
			), 
			List.of(
				new Color(0,0,0,255),
				Color.WHITE,
				Color.RED,
				Color.WHITE
			), bookSpr, PolygonStructure.FAN);
	}

	public static void main(String[] args) {
		JavaProjectTemplate gameInstance=new JavaProjectTemplate();
		Panel.InitializeEngine(gameInstance);
	}
}