/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Cannon = Container.expand(function () {
	var self = Container.call(this);
	self.currentFruit = 'coconut';
	self.fruitIndex = 0;
	var cannonGraphics = self.attachAsset('cannon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.setFruitType = function (type) {
		self.currentFruit = type;
		if (type === 'coconut') {
			cannonGraphics.tint = 0x8B4513;
		} else if (type === 'melon') {
			cannonGraphics.tint = 0x228B22;
		} else if (type === 'banana') {
			cannonGraphics.tint = 0xFFD700;
		}
	};
	self.cycleFruit = function () {
		var fruits = ['coconut', 'melon', 'banana'];
		self.fruitIndex = (self.fruitIndex + 1) % fruits.length;
		self.setFruitType(fruits[self.fruitIndex]);
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	self.maxHealth = 100;
	self.health = 100;
	self.speed = 2;
	self.score = 50;
	self.lastY = 0;
	self.lastIntersecting = false;
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.takeDamage = function (damage) {
		self.health -= damage;
	};
	self.update = function () {
		self.lastY = self.y;
		self.y += self.speed;
	};
	return self;
});
var EnemyProjectile = Container.expand(function () {
	var self = Container.call(this);
	self.speed = 8;
	self.damage = 20;
	self.lastY = 0;
	var projectileGraphics = self.attachAsset('banana', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	projectileGraphics.tint = 0xFF6347;
	projectileGraphics.scaleX = 0.5;
	projectileGraphics.scaleY = 0.5;
	self.update = function () {
		self.lastY = self.y;
		self.y += self.speed;
	};
	return self;
});
var Fruit = Container.expand(function () {
	var self = Container.call(this);
	self.fruitType = 'coconut';
	self.speed = -12;
	self.damage = 100;
	self.lastY = 0;
	var fruitGraphics = self.attachAsset('coconut', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.setFruitType = function (type) {
		self.fruitType = type;
		self.removeChild(fruitGraphics);
		if (type === 'coconut') {
			fruitGraphics = self.attachAsset('coconut', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.damage = 100;
			self.speed = -12;
		} else if (type === 'melon') {
			fruitGraphics = self.attachAsset('melon', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.damage = 60;
			self.speed = -14;
		} else if (type === 'banana') {
			fruitGraphics = self.attachAsset('banana', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.damage = 30;
			self.speed = -16;
		}
	};
	self.update = function () {
		self.lastY = self.y;
		self.y += self.speed;
	};
	return self;
});
var ToughEnemy = Container.expand(function () {
	var self = Container.call(this);
	self.maxHealth = 250;
	self.health = 250;
	self.speed = 1;
	self.score = 150;
	self.lastY = 0;
	self.lastIntersecting = false;
	var toughEnemyGraphics = self.attachAsset('toughEnemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.takeDamage = function (damage) {
		self.health -= damage;
	};
	self.update = function () {
		self.lastY = self.y;
		self.y += self.speed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
var cannon = game.addChild(new Cannon());
cannon.x = 2048 / 2;
cannon.y = 2600;
cannon.maxHealth = 100;
cannon.health = 100;
var fruits = [];
var enemies = [];
var enemyProjectiles = [];
var waveCount = 0;
var waveEnemyCount = 0;
var waveEnemySpawned = 0;
var scoreTxt = new Text2('0', {
	size: 100,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var fruitTypeTxt = new Text2('Fruit: Coconut', {
	size: 60,
	fill: 0xFFFFFF
});
fruitTypeTxt.anchor.set(0, 0);
LK.gui.topRight.addChild(fruitTypeTxt);
var waveTxt = new Text2('Wave: 1', {
	size: 60,
	fill: 0xFFFFFF
});
waveTxt.anchor.set(0, 0);
LK.gui.topLeft.addChild(waveTxt);
var healthTxt = new Text2('Health: 100', {
	size: 60,
	fill: 0xFF0000
});
healthTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(healthTxt);
var dragNode = null;
function startNewWave() {
	waveCount++;
	waveEnemyCount = 3 + waveCount;
	waveEnemySpawned = 0;
	waveTxt.setText('Wave: ' + waveCount);
}
function spawnEnemy() {
	var enemyType = waveCount > 2 && Math.random() > 0.7 ? 'tough' : 'normal';
	var newEnemy;
	if (enemyType === 'tough') {
		newEnemy = new ToughEnemy();
	} else {
		newEnemy = new Enemy();
	}
	newEnemy.x = Math.random() * (2048 - 120) + 60;
	newEnemy.y = -100;
	newEnemy.lastY = newEnemy.y;
	newEnemy.lastIntersecting = false;
	newEnemy.shootTimer = 0;
	enemies.push(newEnemy);
	game.addChild(newEnemy);
}
function handleGameOver() {
	LK.showGameOver();
}
startNewWave();
var spawnTimer = LK.setInterval(function () {
	if (waveEnemySpawned < waveEnemyCount) {
		spawnEnemy();
		waveEnemySpawned++;
	}
}, 1500);
function handleMove(x, y, obj) {
	if (dragNode) {
		var newX = x;
		if (newX < 60) newX = 60;
		if (newX > 2048 - 60) newX = 2048 - 60;
		dragNode.x = newX;
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	dragNode = cannon;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
var shootInterval = LK.setInterval(function () {
	var newFruit = new Fruit();
	newFruit.setFruitType(cannon.currentFruit);
	newFruit.x = cannon.x;
	newFruit.y = cannon.y - 60;
	newFruit.lastY = newFruit.y;
	fruits.push(newFruit);
	game.addChild(newFruit);
	LK.getSound('shoot').play();
}, 300);
game.update = function () {
	for (var a = fruits.length - 1; a >= 0; a--) {
		var fruit = fruits[a];
		if (fruit.lastY >= 0 && fruit.y < 0) {
			fruit.destroy();
			fruits.splice(a, 1);
			continue;
		}
		var fruitHit = false;
		for (var b = enemies.length - 1; b >= 0; b--) {
			var enemy = enemies[b];
			if (fruit.intersects(enemy)) {
				enemy.takeDamage(fruit.damage);
				LK.getSound('hit').play();
				if (enemy.health <= 0) {
					LK.setScore(LK.getScore() + enemy.score);
					scoreTxt.setText(LK.getScore());
					enemy.destroy();
					enemies.splice(b, 1);
				}
				fruit.destroy();
				fruits.splice(a, 1);
				fruitHit = true;
				break;
			}
		}
		for (var d = enemyProjectiles.length - 1; d >= 0; d--) {
			var projectile = enemyProjectiles[d];
			if (fruit.intersects(projectile)) {
				projectile.destroy();
				enemyProjectiles.splice(d, 1);
				fruit.destroy();
				fruits.splice(a, 1);
				fruitHit = true;
				break;
			}
		}
	}
	for (var c = enemies.length - 1; c >= 0; c--) {
		var enemy = enemies[c];
		enemy.lastY = enemy.y;
		enemy.shootTimer++;
		if (enemy.shootTimer > 120) {
			var newProjectile = new EnemyProjectile();
			newProjectile.x = enemy.x;
			newProjectile.y = enemy.y;
			newProjectile.lastY = newProjectile.y;
			enemyProjectiles.push(newProjectile);
			game.addChild(newProjectile);
			enemy.shootTimer = 0;
		}
		if (enemy.lastY <= 2732 && enemy.y > 2732) {
			handleGameOver();
			return;
		}
		if (enemy.intersects(cannon)) {
			handleGameOver();
			return;
		}
	}
	for (var e = enemyProjectiles.length - 1; e >= 0; e--) {
		var projectile = enemyProjectiles[e];
		projectile.lastY = projectile.y;
		if (projectile.lastY <= 2732 && projectile.y > 2732) {
			projectile.destroy();
			enemyProjectiles.splice(e, 1);
			continue;
		}
		if (projectile.intersects(cannon)) {
			cannon.health -= projectile.damage;
			healthTxt.setText('Health: ' + cannon.health);
			LK.getSound('hit').play();
			projectile.destroy();
			enemyProjectiles.splice(e, 1);
			if (cannon.health <= 0) {
				handleGameOver();
				return;
			}
		}
	}
	if (enemies.length === 0 && waveEnemySpawned >= waveEnemyCount) {
		startNewWave();
	}
	if (LK.ticks % 60 === 0) {
		cannon.cycleFruit();
		fruitTypeTxt.setText('Fruit: ' + cannon.currentFruit.charAt(0).toUpperCase() + cannon.currentFruit.slice(1));
	}
};
LK.playMusic('bgmusic', {
	loop: true
});