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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.direction = {
		x: 0,
		y: 0
	};
	self.isPlayerBullet = true;
	self.update = function () {
		self.x += self.direction.x * self.speed;
		self.y += self.direction.y * self.speed;
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 3;
	self.maxHealth = 3;
	self.speed = 1.5;
	self.shootTimer = 0;
	self.shootDelay = 90;
	self.lastPlayerX = 0;
	self.lastPlayerY = 0;
	self.update = function () {
		if (!mike) return;
		var dx = mike.x - self.x;
		var dy = mike.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 5) {
			var moveX = dx / distance * self.speed;
			var moveY = dy / distance * self.speed;
			self.x += moveX;
			self.y += moveY;
		}
		self.shootTimer++;
		if (self.shootTimer >= self.shootDelay && distance < 300) {
			self.shootAtPlayer();
			self.shootTimer = 0;
		}
		var healthPercent = self.health / self.maxHealth;
		enemyGraphics.tint = healthPercent < 0.5 ? 0xFF6666 : 0xFFFFFF;
	};
	self.shootAtPlayer = function () {
		if (!mike) return;
		var dx = mike.x - self.x;
		var dy = mike.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			var bullet = new EnemyBullet();
			bullet.x = self.x;
			bullet.y = self.y;
			bullet.direction.x = dx / distance;
			bullet.direction.y = dy / distance;
			enemyBullets.push(bullet);
			game.addChild(bullet);
		}
	};
	self.takeDamage = function () {
		self.health--;
		LK.effects.flashObject(self, 0xFF0000, 200);
		if (self.health <= 0) {
			return true;
		}
		return false;
	};
	return self;
});
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('enemyBullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.direction = {
		x: 0,
		y: 0
	};
	self.isPlayerBullet = false;
	self.update = function () {
		self.x += self.direction.x * self.speed;
		self.y += self.direction.y * self.speed;
	};
	return self;
});
var Mike = Container.expand(function () {
	var self = Container.call(this);
	var mikeGraphics = self.attachAsset('mike', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 10;
	self.maxHealth = 10;
	self.speed = 4;
	self.weapon = 'pistol';
	self.shootTimer = 0;
	self.shootDelay = 20;
	self.lastTargetX = 0;
	self.lastTargetY = 0;
	self.update = function () {
		if (self.shootTimer > 0) {
			self.shootTimer--;
		}
		var healthPercent = self.health / self.maxHealth;
		if (healthPercent < 0.3) {
			mikeGraphics.tint = 0xFF6666;
		} else if (healthPercent < 0.6) {
			mikeGraphics.tint = 0xFFFF66;
		} else {
			mikeGraphics.tint = 0xFFFFFF;
		}
	};
	self.shoot = function (targetX, targetY) {
		if (self.shootTimer > 0) return;
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			var bullet = new Bullet();
			bullet.x = self.x;
			bullet.y = self.y;
			bullet.direction.x = dx / distance;
			bullet.direction.y = dy / distance;
			bullets.push(bullet);
			game.addChild(bullet);
			LK.getSound('shoot').play();
			self.shootTimer = self.shootDelay;
			self.lastTargetX = targetX;
			self.lastTargetY = targetY;
		}
	};
	self.takeDamage = function () {
		self.health--;
		LK.effects.flashObject(self, 0xFF0000, 300);
		if (self.health <= 0) {
			LK.showGameOver();
		}
	};
	return self;
});
var MissionMarker = Container.expand(function () {
	var self = Container.call(this);
	var markerGraphics = self.attachAsset('missionMarker', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.missionType = '';
	self.completed = false;
	self.pulseTimer = 0;
	self.update = function () {
		self.pulseTimer += 0.1;
		var scale = 1 + Math.sin(self.pulseTimer) * 0.2;
		markerGraphics.scaleX = scale;
		markerGraphics.scaleY = scale;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a1a
});

/**** 
* Game Code
****/ 
var mike = null;
var enemies = [];
var bullets = [];
var enemyBullets = [];
var missionMarkers = [];
var buildings = [];
var playerMoney = 100;
var currentMission = 1;
var totalMissions = 5;
var gameState = 'playing';
var dragNode = null;
var moneyText = new Text2('Money: $' + playerMoney, {
	size: 40,
	fill: 0x00FF00
});
moneyText.anchor.set(0, 0);
LK.gui.topRight.addChild(moneyText);
var healthText = new Text2('Health: 10', {
	size: 40,
	fill: 0xFF0000
});
healthText.anchor.set(0, 0);
LK.gui.topLeft.addChild(healthText);
var missionText = new Text2('Mission: 1/' + totalMissions, {
	size: 40,
	fill: 0xFFFFFF
});
missionText.anchor.set(0.5, 0);
LK.gui.top.addChild(missionText);
function createBuildings() {
	for (var i = 0; i < 8; i++) {
		var building = game.addChild(LK.getAsset('building', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		building.x = Math.random() * 1800 + 200;
		building.y = Math.random() * 2400 + 200;
		buildings.push(building);
	}
}
function spawnEnemies() {
	var enemyCount = Math.min(2 + currentMission, 6);
	for (var i = 0; i < enemyCount; i++) {
		var enemy = new Enemy();
		enemy.x = Math.random() * 1800 + 200;
		enemy.y = Math.random() * 2400 + 200;
		enemies.push(enemy);
		game.addChild(enemy);
	}
}
function createMissionMarker() {
	var marker = new MissionMarker();
	marker.x = Math.random() * 1600 + 400;
	marker.y = Math.random() * 2200 + 400;
	marker.missionType = 'eliminate';
	missionMarkers.push(marker);
	game.addChild(marker);
}
function initializeLevel() {
	mike = new Mike();
	mike.x = 1024;
	mike.y = 1366;
	game.addChild(mike);
	createBuildings();
	spawnEnemies();
	createMissionMarker();
}
function handleMove(x, y, obj) {
	if (dragNode && gameState === 'playing') {
		dragNode.x = x;
		dragNode.y = y;
	}
	if (mike && gameState === 'playing' && !dragNode) {
		mike.shoot(x, y);
	}
}
function checkBulletCollisions() {
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		var bulletDestroyed = false;
		if (bullet.x < -50 || bullet.x > 2098 || bullet.y < -50 || bullet.y > 2782) {
			bullet.destroy();
			bullets.splice(i, 1);
			continue;
		}
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (bullet.intersects(enemy)) {
				LK.getSound('enemyHit').play();
				if (enemy.takeDamage()) {
					enemy.destroy();
					enemies.splice(j, 1);
					playerMoney += 25;
					moneyText.setText('Money: $' + playerMoney);
				}
				bullet.destroy();
				bullets.splice(i, 1);
				bulletDestroyed = true;
				break;
			}
		}
		if (bulletDestroyed) continue;
		for (var k = 0; k < buildings.length; k++) {
			if (bullet.intersects(buildings[k])) {
				bullet.destroy();
				bullets.splice(i, 1);
				break;
			}
		}
	}
}
function checkEnemyBulletCollisions() {
	for (var i = enemyBullets.length - 1; i >= 0; i--) {
		var bullet = enemyBullets[i];
		if (bullet.x < -50 || bullet.x > 2098 || bullet.y < -50 || bullet.y > 2782) {
			bullet.destroy();
			enemyBullets.splice(i, 1);
			continue;
		}
		if (mike && bullet.intersects(mike)) {
			mike.takeDamage();
			healthText.setText('Health: ' + mike.health);
			bullet.destroy();
			enemyBullets.splice(i, 1);
			continue;
		}
		for (var k = 0; k < buildings.length; k++) {
			if (bullet.intersects(buildings[k])) {
				bullet.destroy();
				enemyBullets.splice(i, 1);
				break;
			}
		}
	}
}
function checkMissionProgress() {
	if (enemies.length === 0 && missionMarkers.length > 0) {
		for (var i = missionMarkers.length - 1; i >= 0; i--) {
			var marker = missionMarkers[i];
			if (mike && mike.intersects(marker)) {
				marker.destroy();
				missionMarkers.splice(i, 1);
				completeMission();
				break;
			}
		}
	}
}
function completeMission() {
	LK.getSound('missionComplete').play();
	playerMoney += 100;
	moneyText.setText('Money: $' + playerMoney);
	currentMission++;
	if (currentMission > totalMissions) {
		LK.showYouWin();
		return;
	}
	missionText.setText('Mission: ' + currentMission + '/' + totalMissions);
	for (var i = enemies.length - 1; i >= 0; i--) {
		enemies[i].destroy();
		enemies.splice(i, 1);
	}
	for (var j = bullets.length - 1; j >= 0; j--) {
		bullets[j].destroy();
		bullets.splice(j, 1);
	}
	for (var k = enemyBullets.length - 1; k >= 0; k--) {
		enemyBullets[k].destroy();
		enemyBullets.splice(k, 1);
	}
	LK.setTimeout(function () {
		spawnEnemies();
		createMissionMarker();
		if (mike) {
			mike.health = Math.min(mike.health + 2, mike.maxHealth);
			healthText.setText('Health: ' + mike.health);
		}
	}, 1000);
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (gameState === 'playing') {
		dragNode = mike;
		handleMove(x, y, obj);
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
};
game.update = function () {
	if (gameState !== 'playing') return;
	checkBulletCollisions();
	checkEnemyBulletCollisions();
	checkMissionProgress();
};
initializeLevel();