function updateIteration(container, vars) {
	for (var i = 0; i < container.length; i++) {
		if (container[i].update(vars)) {
			container.splice(i, 1);
			i--;
		}
	}
}
var CountdownTimer = Container.expand(function (initialCountdown) {
	var self = Container.call(this);
	var countdown = initialCountdown;
	var ticker = 60;
	var countdownTxt = new BorderedText('', {
		size: 60,
		fill: '#ffffff',
		font: 'bold monospace',
		anchor: {
			x: .5,
			y: 0
		}
	});
	self.addChild(countdownTxt);
	adjustLabel();
	function update() {
		ticker -= 1;
		if (ticker <= 0) {
			ticker = 60;
			countdown--;
			if (countdown >= 0) {
				adjustLabel();
			}
		}
		return 1 - countdown / initialCountdown;
	}
	function adjustLabel() {
		var minutes = Math.floor(countdown / 60);
		var seconds = countdown % 60;
		var minutesString = (minutes < 10 ? '0' : '') + minutes;
		var secondsString = (seconds < 10 ? '0' : '') + seconds;
		countdownTxt.setText(minutesString + ':' + secondsString);
	}
});
var BorderedText = Container.expand(function (string, settings) {
	var self = Container.call(this);
	var textList = [];
	var offsets = [[-2, -2], [-2, 2], [2, 2], [2, -2], [0, 0]];
	for (var i = 0; i < offsets.length; i++) {
		var text = new Text2(string, settings);
		text.x += offsets[i][0];
		text.y += offsets[i][1];
		text.anchor.set(settings.anchor.x, settings.anchor.y);
		textList.push(text);
		self.addChild(text);
	}
	self.setText = function (string) {
		for (var i = 0; i < textList.length; i++) {
			textList[i].setText(string);
		}
	};
});
var ExperiencePickup = Container.expand(function (hero) {
	var self = Container.call(this);
	var pickupGraphics = self.createAsset('experiencePickup', 'Experience Pickup', .5, .5);
	self.active = false;
	self.move = function () {
		var dx = hero.x - self.x;
		var dy = hero.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 400) {
			self.active = true;
		}
		if (self.active) {
			self.x += dx / distance * 20;
			self.y += dy / distance * 20;
		}
	};
});
var CrucifixPickup = Container.expand(function () {
	var self = Container.call(this);
	var pickupGraphics = self.createAsset('crucifixPickup', 'Crucifix Pickup', .5, .5);
});
var HealingPickup = Container.expand(function (hero) {
	var self = Container.call(this);
	var pickupGraphics = self.createAsset('healingPickup', 'Healing Pickup', .5, .5);
	var healPercentage = 0.1;
	self.update = update;
	function update() {
		if (self.intersects(hero)) {
			hero.health = Math.min(hero.healthMax, hero.health + hero.healthMax * healPercentage);
			return true;
		}
	}
});
var BasicBloodSplatter = Container.expand(function () {
	var self = Container.call(this);
	var splatterGraphics = self.createAsset('bloodSplatter', 'Blood Splatter', .5, .5);
	var initialLifetime = Math.floor(0.2 * 60);
	var remainingLifetime = initialLifetime;
	LK.setInterval(function () {
		remainingLifetime -= 1;
		var lifetime = remainingLifetime / initialLifetime;
		splatterGraphics.alpha = lifetime;
		splatterGraphics.scale = {
			x: 2 - lifetime,
			y: 2 - lifetime
		};
		if (remainingLifetime <= 0) {
			self.destroy();
		}
	}, 0);
});
var BasicEnemy = Container.expand(function (difficultyScale) {
	var self = Container.call(this);
	var enemyGraphics = self.createAsset('enemy', 'Enemy character', .5, .5);
	var damageDistance = 100;
	var speed = 1.8;
	var damage = 5;
	var initialCooldown = 20;
	var cooldown = initialCooldown;
	var bobMagnitude = 2;
	var bobPeriod = 10;
	var creationTick = LK.ticks;
	var health = 5 + 25 * difficultyScale;
	self.update = function (vars) {
		if (health <= 0) {}
		var hero = vars.hero;
		var projectiles = vars.projectiles;
		var dx = hero.x - self.x;
		var dy = hero.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > damageDistance) {
			self.x += dx / distance * speed;
			self.y += dy / distance * speed + Math.sin((LK.ticks - creationTick) / bobPeriod) * bobMagnitude;
		} else {
			cooldown -= 1;
			if (cooldown <= 0) {
				cooldown = cooldownInitial;
				hero.health -= damage;
			}
		}
		for (var j = 0; j < projectiles.length; j++) {
			var projectile = hero.projectiles[j];
			if (self.intersects(projectile)) {
				self.health -= 10 + 5 * hero.minorBoonLevels['Damage'];
				if (self.health.health <= 0) {
					if (crucifixPickups.length < 1 && Math.random() < Math.sqrt(hero.minorBoonLevels['Luck']) / 100) {
						var crucifixPickup = new CrucifixPickup();
						crucifixPickup.x = enemies[i].x;
						crucifixPickup.y = enemies[i].y;
						self.addChild(crucifixPickup);
						crucifixPickups.push(crucifixPickup);
					} else if (healthPickups.length < 5) {
						for (var k = 0; k <= hero.minorBoonLevels['Luck']; k++) {
							if (Math.random() < 0.05) {
								var pickup = new HealingPickup();
								pickup.x = enemies[i].x;
								pickup.y = enemies[i].y;
								self.addChild(pickup);
								healthPickups.push(pickup);
								break;
							}
						}
					}
					for (var k = 0; k <= hero.minorBoonLevels['Luck']; k++) {
						if (Math.random() < 0.5) {
							var experiencePickup = new ExperiencePickup(hero);
							experiencePickup.x = enemies[i].x + Math.random() * 100 - 50;
							experiencePickup.y = enemies[i].y + Math.random() * 100 - 50;
							self.addChild(experiencePickup);
							experiencePickups.push(experiencePickup);
							break;
						}
					}
					var bloodSplatter = new BloodSplatter();
					bloodSplatter.x = enemies[i].x;
					bloodSplatter.y = enemies[i].y;
					self.addChild(bloodSplatter);
					enemies[i].destroy();
					enemies.splice(i, 1);
					i--;
					break;
				}
			}
		}
	};
});
var CrossProjectile = Container.expand(function (hero) {
	var self = Container.call(this);
	var bulletGraphics = self.createAsset('crossProjectile', 'Bullet Graphics', .5, .5);
	self.speed = 30;
	self.range = null;
	self.destroyRange = -1200;
	self.travelDistance = 200;
	self.update = function () {
		self.x += self.speed * Math.cos(self.angle);
		self.y += self.speed * Math.sin(self.angle);
		self.rotation += 0.2;
		self.travelDistance -= Math.abs(self.speed);
		if (self.travelDistance <= 0 && self.speed > -30) {
			self.speed -= 1;
		}
		if ((self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) && self.travelDistance < -self.destroyRange || self.intersects(hero) && projectile.speed < 0) {
			heroBullet.destroy();
			hero.projectiles.splice(index, 1);
			i--;
		}
	};
});
var CrossWeapon = Container.expand(function (hero) {
	var self = Container.call(this);
	self.initialCooldown = 120;
	self.cooldown = self.initialCooldown;
	self.launch = function () {
		var bullet = new Bullet(hero);
		var scale = 1 + 0.25 * hero.minorBoonLevels['Scale'];
		var range = 200 + 50 * hero.minorBoonLevels['Range'];
		var dx = hero.targetPos.x - hero.x;
		var dy = hero.targetPos.y - hero.y;
		bullet.x = hero.x;
		bullet.y = hero.y;
		bullet.angle = Math.atan2(dy, dx);
		bullet.range = range;
		bullet.initialRange = range;
		hero.projectiles.push(bullet);
		self.addChild(bullet);
	};
	self.update = function () {
		if (self.cooldown > 0) {
			self.cooldown--;
		} else {
			self.launch();
			var attackSpeed = 1 + 0.25 * hero.minorBoonLevels['Rearm'];
			self.cooldown = self.initialCooldown / attackSpeed;
		}
	};
});
var Hero = Container.expand(function () {
	var self = Container.call(this);
	var heroGraphics = self.createAsset('hero', 'Hero character', .5, .5);
	self.minorBoonLevels = {
		'Luck': 0,
		'Scale': 0,
		'Range': 0,
		'Damage': 0,
		'Rearm': 0
	};
	self.majorBoonLevels = {
		'Split': 0,
		'Multi': 0
	};
	self.shootPos = {
		x: 2048 / 2,
		y: 2732 / 2
	};
	self.weapons = [];
	self.projectiles = [];
	self.crossWeapon = new CrossWeapon(self);
	self.weapons.push(self.crossWeapon);
	self.addChild(self.crossWeapon);
	self.health = 100;
	self.healthBarBorder = self.createAsset('healthBarBorder', 'Health Bar Border', 0.5, 1);
	self.healthBarBorder.y = -115;
	self.healthBar = self.createAsset('healthBar', 'Health Bar', 0.5, 1);
	self.healthBar.y = -120;
	self.healthBarBorder.x = self.healthBar.x;
	self.healthBarBorder.width = self.healthBar.width + 10;
	self.healthBarBorder.height = self.healthBar.height + 10;
	self.update = function (enemies) {
		self.healthBar.scale.x = Math.max(0, self.health / self.healthMax);
		if (self.health <= 0) {
			LK.showGameOver();
		}
		if (self.targetPos) {
			var dx = self.targetPos.x - self.x;
			var dy = self.targetPos.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance > 5) {
				self.x += dx / distance * 10;
				self.y += dy / distance * 10;
			} else {
				self.x = self.targetPos.x;
				self.y = self.targetPos.y;
				self.targetPos = null;
			}
		}
		if (self.shootPos.x < self.x) {
			self.scale.x = -1;
		} else {
			self.scale.x = 1;
		}
		iterateContainer(self.weapons);
	};
});
var BoonSelection = Container.expand(function (boons, type, count, callback) {
	var self = Container.call(this);
	var availableBoons = Object.keys(boons).filter(function (boon) {
		return boons[boon] < 5;
	});
	if (!availableBoons.length) {
		self.destroy();
		callback();
	}
	var selectedBoons = [];
	while (selectedBoons.length < 3 && availableBoons.length > 0) {
		var boonIndex = Math.floor(Math.random() * availableBoons.length);
		selectedBoons.push(availableBoons.splice(boonIndex, 1)[0]);
	}
	var background = self.createAsset('boonBackground', 'Boon Selection Popup', 0.5, 0.5);
	var boonMessageTitle = new Text2('Choose ' + count, {
		size: 60,
		fill: '#ffffff',
		font: 'bold monospace'
	});
	background.y = 50;
	boonMessageTitle.anchor.set(.5, 0);
	boonMessageTitle.y = -220;
	self.addChild(boonMessageTitle);
	var boonMessageSubtitle = new Text2(type + ' Boon', {
		size: 50,
		fill: '#ffffff',
		font: 'bold monospace'
	});
	boonMessageSubtitle.anchor.set(.5, 0);
	boonMessageSubtitle.y = -160;
	self.addChild(boonMessageSubtitle);
	for (var i = 0; i < selectedBoons.length; i++) {
		var boon = selectedBoons[i];
		var boonButton = self.createAsset('boonButton', boon + ' Boon Button', 0.5, 0.5);
		boonButton.y = i * 120;
		boonButton.x = -100;
		boonButton.boon = boon;
		boonButton.on('down', function () {
			self.destroy();
			callback(this.boon);
		});
		var boonLevel = new Text2(boons[boon], {
			size: 50,
			fill: '#ffffff',
			font: 'bold monospace'
		});
		boonLevel.anchor.set(.5, .5);
		boonLevel.y = boonButton.y;
		boonLevel.x = boonButton.x;
		self.addChild(boonLevel);
		var boonName = new Text2(boon, {
			size: 50,
			fill: '#ffffff',
			font: 'bold monospace'
		});
		boonName.anchor.set(0, .5);
		boonName.y = boonButton.y;
		boonName.x = boonButton.x + 60;
		self.addChild(boonName);
	}
});
var Game = Container.expand(function () {
	var self = Container.call(this);
	var isPaused = true;
	var grass = self.createAsset('grass', 'Grass Background', 0, 0);
	var hero = new Hero();
	var canMove = false;
	var difficultyScale = 0;
	var experience = 0;
	var level = 1;
	var levelRequirement = 20;
	var minorBoonCount = 0;
	var majorBoonCount = 0;
	var availableBoonsTxt = new Text2('0', {
		size: 50,
		fill: '#ff0000',
		font: 'bold monospace'
	});
	var updateButton = LK.gui.topRight.createAsset('updateButton', 'Update Button', 0.5, 0.5);
	LK.gui.topRight.addChild(availableBoonsTxt);
	grass.width = 2048;
	grass.height = 2732;
	self.addChild(grass);
	updateButton.x = -70;
	updateButton.y = 70;
	availableBoonsTxt.anchor.set(.5, .5);
	availableBoonsTxt.x = -70;
	availableBoonsTxt.y = 70;
	updateButton.on('down', function () {
		if (minorBoonCount + majorBoonCount > 0) {
			showBoonSelection();
		}
	});
	var levelTxt = new Text2('Level ' + level + ' • XP', {
		size: 80,
		fill: '#ffffff',
		font: 'bold monospace'
	});
	var selectingBoon = false;
	var progressBarBorder = LK.getAsset('progressBarBorder', 'Progress Bar Border', 0, .5);
	var progressBar = LK.getAsset('progressBar', 'Progress Bar', 0, .5);
	var enemyProjectiles = [];
	var enemies = [];
	var healthPickups = [];
	var crucifixPickups = [];
	var experiencePickups = [];
	var countdownTimer = new CountdownTimer(300);
	LK.gui.topCenter.addChild(countdownTimer);
	LK.gui.topCenter.addChild(progressBarBorder);
	LK.gui.topCenter.addChild(progressBar);
	LK.gui.topCenter.addChild(levelTxt);
	countdownTimer.y = levelTxt.height + 10;
	progressBarBorder.x = 20;
	progressBarBorder.y = levelTxt.y + levelTxt.height / 2;
	progressBar.x = 24;
	progressBar.y = levelTxt.y + levelTxt.height / 2;
	progressBar.scale.x = 0;
	levelTxt.anchor.set(1.0, 0);
	hero.x = 2048 / 2;
	hero.y = 2732 / 2;
	self.targetPos = null;
	self.addChild(hero);
	refreshBoonUpgradeButton();
	stage.on('down', function (obj) {
		canMove = true;
		hero.targetPos = obj.event.getLocalPosition(self);
	});
	stage.on('up', function (obj) {
		canMove = false;
		hero.targetPos = null;
	});
	stage.on('move', function (obj) {
		if (!isPaused) {
			if (canMove) {
				hero.targetPos = obj.event.getLocalPosition(self);
			}
			hero.shootPos = obj.event.getLocalPosition(self);
			if (hero.shootPos.x < hero.x) {
				hero.scale.x = -1;
			} else {
				hero.scale.x = 1;
			}
		}
	});
	LK.on('tick', function () {
		if (!isPaused) {
			difficultyScale = countdownTimer.update();
			hero.update();
			updateContainer(healthPickups);
			updateContainer(enemyProjectiles);
			updateContainer(enemies, {
				projectiles: hero.projectiles
			});
			for (var i = 0; i < crucifixPickups.length; i++) {
				if (hero.intersects(crucifixPickups[i])) {
					for (var j = 0; j < enemies.length; j++) {
						enemies[j].destroy();
					}
					enemies = [];
					for (var j = 0; j < enemyBullets.length; j++) {
						enemyBullets[j].destroy();
					}
					enemyBullets = [];
					for (var j = 0; j < healthPickups.length; j++) {
						healthPickups[j].destroy();
					}
					healthPickups = [];
					for (var j = 0; j < crucifixPickups.length; j++) {
						crucifixPickups[j].destroy();
					}
					crucifixPickups = [];
					for (var j = 0; j < experiencePickups.length; j++) {
						experiencePickups[j].active = true;
					}
					LK.effects.flashScreen(0xffffff, 1000);
					break;
				}
			}
			for (var i = 0; i < experiencePickups.length; i++) {
				var experiencePickup = experiencePickups[i];
				experiencePickup.move();
				if (experiencePickup.intersects(hero)) {
					experiencePickup.destroy();
					experiencePickups.splice(i, 1);
					experience++;
					if (experience >= levelRequirement) {
						level++;
						experience -= levelRequirement;
						levelRequirement = Math.floor(levelRequirement * 1.2);
						levelTxt.setText('Level ' + level + ' • XP');
						if (level % 5) {
							minorBoonCount++;
						} else {
							majorBoonCount++;
						}
						refreshBoonUpgradeButton();
					}
					progressBar.scale.x = experience / levelRequirement;
					i--;
				}
			}
			if (LK.ticks % (60 - Math.floor(55 * difficultyScale)) === 0) {
				spawnEnemy();
			}
		}
	});
	function refreshBoonUpgradeButton() {
		var bool = minorBoonCount + majorBoonCount > 0;
		updateButton.visible = bool;
		availableBoonsTxt.visible = bool;
		availableBoonsTxt.setText(minorBoonCount + majorBoonCount);
	}
	function showBoonSelection() {
		if (!selectingBoon) {
			var boonSelection;
			if (minorBoonCount) {
				selectingBoon = true;
				boonSelection = new BoonSelection(hero.minorBoonLevels, 'Minor', minorBoonCount, function (boon) {
					if (boon) {
						hero.minorBoonLevels[boon]++;
						minorBoonCount--;
						selectingBoon = false;
						refreshBoonUpgradeButton();
						showBoonSelection();
					}
				});
			} else if (majorBoonCount) {
				selectingBoon = true;
				boonSelection = new BoonSelection(hero.majorBoonLevels, 'Major', majorBoonCount, function (boon) {
					if (boon) {
						hero.majorBoonLevels[boon]++;
						majorBoonCount--;
						selectingBoon = false;
						refreshBoonUpgradeButton();
						showBoonSelection();
					}
				});
			}
			if (boonSelection) {
				isPaused = true;
				LK.gui.center.addChild(boonSelection);
			} else {
				isPaused = false;
			}
		}
	}
	function spawnEnemy() {
		var side = Math.floor(Math.random() * 4);
		var enemy = new Enemy(hero);
		switch (side) {
			case 0:
				enemy.x = Math.random() * 2048;
				enemy.y = 0;
				break;
			case 1:
				enemy.x = 2048;
				enemy.y = Math.random() * 2732;
				break;
			case 2:
				enemy.x = Math.random() * 2048;
				enemy.y = 2732;
				break;
			case 3:
				enemy.x = 0;
				enemy.y = Math.random() * 2732;
				break;
		}
		enemies.push(enemy);
		self.addChild(enemy);
	}
});