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

/**** 
* Classes
****/ 
// CircleLaserEnemy: A circle that appears and fires a thick laser once
var CircleLaserEnemy = Container.expand(function () {
	var self = Container.call(this);
	// Attach a green circle asset
	var circle = self.attachAsset('centerCircle', {
		width: 120,
		height: 120,
		color: 0x00ff99,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Laser graphics (thick rectangle, hidden at first)
	var laser = self.attachAsset('boxBorder', {
		width: 40,
		height: boxHeight + 200,
		color: 0xff2222,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0
	});
	laser.visible = false;
	laser.y = 60; // Start just below the circle
	// State
	self.laserFired = false;
	self.laserDuration = 60; // 1 second
	self.laserTimer = 0;
	// For collision detection
	self.laserActive = false;
	// Called every tick
	self.update = function () {
		// Animate circle (optional: pulse)
		circle.scaleX = 1.0 + 0.08 * Math.sin(LK.ticks / 8);
		circle.scaleY = 1.0 + 0.08 * Math.sin(LK.ticks / 8);
		// Fire laser after short delay
		if (!self.laserFired) {
			if (!self._waitTicks) self._waitTicks = 0;
			self._waitTicks++;
			if (self._waitTicks === 40) {
				// Fire!
				laser.visible = true;
				self.laserActive = true;
				self.laserFired = true;
				self.laserTimer = 0;
				// Optional: flash effect
				LK.effects.flashObject(laser, 0xffffff, 120);
			}
		}
		// Laser active
		if (self.laserActive) {
			self.laserTimer++;
			// Check collision with soul
			// Laser is a vertical thick bar, check if soul overlaps horizontally
			var laserGlobalX = self.x;
			var laserLeft = laserGlobalX - laser.width / 2;
			var laserRight = laserGlobalX + laser.width / 2;
			var soulLeft = soul.x - soul.radius;
			var soulRight = soul.x + soul.radius;
			var soulTop = soul.y - soul.radius;
			var soulBottom = soul.y + soul.radius;
			var laserTop = self.y + laser.y;
			var laserBottom = laserTop + laser.height;
			// Only check if soul is inside the box
			if (invincibleTicks === 0 && soulRight > laserLeft && soulLeft < laserRight && soulBottom > laserTop && soulTop < laserBottom) {
				// Damage player
				hp--;
				soul.flash();
				invincibleTicks = 60;
				hpText.setText('HP: ' + hp);
				LK.effects.flashObject(soul, 0xffffff, 300);
				if (hp <= 0) {
					LK.effects.flashScreen(0xff0000, 1000);
					LK.showGameOver();
					return;
				}
			}
			// Laser lasts for laserDuration ticks
			if (self.laserTimer > self.laserDuration) {
				self.laserActive = false;
				laser.visible = false;
			}
		}
	};
	return self;
});
// Enemy (for future expansion, currently just a box at the top)
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyBox = self.attachAsset('enemyBox', {
		width: 400,
		height: 260,
		// Increased height for a longer (taller) enemy box, width unchanged
		color: 0x2222ff,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Enemy Bullet
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	// Attach bullet asset (white circle)
	var bullet = self.attachAsset('enemyBullet', {
		width: 60,
		height: 60,
		color: 0xffffff,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Movement properties
	self.vx = 0;
	self.vy = 0;
	// For pattern logic
	self.pattern = null;
	// Always initialize patternTick to 0 for each bullet
	self.patternTick = 0;
	// Called every tick
	self.update = function () {
		if (self.pattern) {
			self.pattern(self, self.patternTick);
			// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
			if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
				self.patternTick = 0;
			} else {
				// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
				if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
					self.patternTick = 0;
				} else {
					// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
					if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
						self.patternTick = 1;
					} else {
						// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
						if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
							self.patternTick = 1;
						} else {
							// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
							if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
								self.patternTick = 1;
							} else {
								// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
								if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
									self.patternTick = 1;
								} else {
									if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
										self.patternTick = 1;
									} else {
										// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
										if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
											self.patternTick = 1;
										} else {
											// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function)
											if (typeof self.patternTick !== "number" || self.patternTick && typeof self.patternTick.then === "function") {
												self.patternTick = 1;
											} else {
												// Defensive: ensure self.patternTick is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function) at line 91
												try {
													var n = Number(self.patternTick);
													if (typeof n === "number" && !isNaN(n) && !(n && typeof n.then === "function")) {
														// Defensive: ensure n is a number and not a thenable before incrementing
														if (typeof n === "number" && !isNaN(n) && !(n && typeof n.then === "function")) {
															// Defensive: ensure n is a number and not a thenable before incrementing (fix for s.apply(...).then is not a function) at line 97
															if (typeof n === "number" && !isNaN(n) && !(n && typeof n.then === "function")) {
																self.patternTick = n + 1;
															} else {
																self.patternTick = 1;
															}
														} else {
															self.patternTick = 1;
														}
													} else {
														self.patternTick = 1;
													}
												} catch (e) {
													self.patternTick = 1;
												}
											}
										}
									}
								}
							}
						}
					}
				}
			}
		} else {
			// Defensive: ensure self.vx is a number before using
			if (typeof self.vx === "number") {
				self.x += self.vx;
			}
			// Defensive: ensure self.vy is a number and not a thenable before using
			if (typeof self.vy === "number" && !(_typeof6(self.vy) === "object" && self.vy !== null && typeof self.vy.then === "function")) {
				self.y += self.vy;
			}
		}
	};
	return self;
});
// Freeze Bullet (special: only damages if player is not moving)
var FreezeBullet = Container.expand(function () {
	var self = Container.call(this);
	// Attach freeze bullet asset (blue ellipse)
	var bullet = self.attachAsset('freezeBullet', {
		width: 60,
		height: 60,
		color: 0x3399ff,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Movement properties
	self.vx = 0;
	self.vy = 0;
	// For pattern logic
	self.pattern = null;
	self.patternTick = 0;
	self.update = function () {
		if (self.pattern) {
			self.pattern(self, self.patternTick);
			if (typeof self.patternTick !== "number" || _typeof5(self.patternTick) === "object" && self.patternTick !== null && typeof self.patternTick.then === "function") {
				self.patternTick = 0;
			}
			if (typeof self.patternTick === "number" && !(_typeof5(self.patternTick) === "object" && self.patternTick !== null && typeof self.patternTick.then === "function")) {
				self.patternTick += 1;
			} else {
				self.patternTick = 1;
			}
		} else {
			if (typeof self.vx === "number") {
				self.x += self.vx;
			}
			if (typeof self.vy === "number" && !(_typeof2(self.vy) === "object" && self.vy !== null && typeof self.vy.then === "function")) {
				self.y += self.vy;
			}
		}
	};
	return self;
});
// Heart-shaped Soul (Player)
var Soul = Container.expand(function () {
	var self = Container.call(this);
	// Attach heart asset (ellipse, red, scaled to look like a heart)
	// Since we can't draw a heart, use an ellipse and scale it to look heart-like
	var heart = self.attachAsset('soulHeart', {
		width: 60,
		height: 50,
		color: 0xff2d55,
		shape: 'ellipse',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Squash to make it more heart-like
	heart.scaleY = 1.1;
	heart.scaleX = 1.2;
	// For hit feedback
	self.flash = function () {
		tween(heart, {
			tint: 0xffffff
		}, {
			duration: 80,
			onFinish: function onFinish() {
				tween(heart, {
					tint: 0xff2d55
				}, {
					duration: 120
				});
			}
		});
	};
	// For movement bounds
	self.radius = 30;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Game area (the "box" where the soul can move)
// Tween plugin for movement and effects
function _typeof12(o) {
	"@babel/helpers - typeof";
	return _typeof12 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof12(o);
}
function _typeof11(o) {
	"@babel/helpers - typeof";
	return _typeof11 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof11(o);
}
function _typeof10(o) {
	"@babel/helpers - typeof";
	return _typeof10 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof10(o);
}
function _typeof1(o) {
	"@babel/helpers - typeof";
	return _typeof1 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof1(o);
}
function _typeof0(o) {
	"@babel/helpers - typeof";
	return _typeof0 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof0(o);
}
function _typeof9(o) {
	"@babel/helpers - typeof";
	return _typeof9 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof9(o);
}
function _typeof8(o) {
	"@babel/helpers - typeof";
	return _typeof8 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof8(o);
}
function _typeof7(o) {
	"@babel/helpers - typeof";
	return _typeof7 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof7(o);
}
function _typeof6(o) {
	"@babel/helpers - typeof";
	return _typeof6 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof6(o);
}
function _typeof5(o) {
	"@babel/helpers - typeof";
	return _typeof5 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof5(o);
}
function _typeof4(o) {
	"@babel/helpers - typeof";
	return _typeof4 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof4(o);
}
function _typeof3(o) {
	"@babel/helpers - typeof";
	return _typeof3 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof3(o);
}
function _typeof2(o) {
	"@babel/helpers - typeof";
	return _typeof2 = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof2(o);
}
function _typeof(o) {
	"@babel/helpers - typeof";
	return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof(o);
}
var boxWidth = 900;
var boxHeight = 900;
var boxX = (2048 - boxWidth) / 2;
var boxY = 2732 - boxHeight - 200;
// Draw the box (white border, transparent fill)
var boxBorder = LK.getAsset('boxBorder', {
	width: boxWidth,
	height: boxHeight,
	color: 0xffffff,
	shape: 'box',
	anchorX: 0,
	anchorY: 0
});
boxBorder.alpha = 0.15;
boxBorder.x = boxX;
boxBorder.y = boxY;
game.addChild(boxBorder);
// Add a big enemy (bi) at the top of the game area
var enemy = new Enemy();
enemy.x = 2048 / 2;
enemy.y = 2732 / 2 - 120; // Move enemy a little up from center
enemy.scaleX = 2.2;
enemy.scaleY = 2.2;
game.addChild(enemy);
// Enemy health bar
var enemyMaxHP = 20;
var enemyHP = enemyMaxHP;
var enemyHealthBarWidth = 700;
var enemyHealthBarHeight = 60;
var enemyHealthBarBg = LK.getAsset('boxBorder', {
	width: enemyHealthBarWidth,
	height: enemyHealthBarHeight,
	color: 0x333333,
	shape: 'box',
	anchorX: 0.5,
	anchorY: 0.5
});
// Place health bar background further below the enemy
enemyHealthBarBg.x = enemy.x;
enemyHealthBarBg.y = enemy.y + 260; // Move health bar further down to match new enemy position
game.addChild(enemyHealthBarBg);
var enemyHealthBar = LK.getAsset('boxBorder', {
	width: enemyHealthBarWidth - 8,
	height: enemyHealthBarHeight - 2,
	color: 0xFFFF00,
	// yellow
	shape: 'box',
	anchorX: 0.5,
	anchorY: 0.5
});
enemyHealthBar.x = enemy.x;
enemyHealthBar.y = enemy.y + 260;
game.addChild(enemyHealthBar);
// Add soul (player) at center of box
var soul = new Soul();
soul.x = boxX + boxWidth / 2;
soul.y = boxY + boxHeight / 2;
game.addChild(soul);
// Health system
var maxHP = 5;
var hp = maxHP;
// Score (number of waves survived)
var score = 0;
// Bullets array
var enemyBullets = [];
// GUI: HP display (top right, avoid top left)
var hpText = new Text2('HP: ' + hp, {
	size: 90,
	fill: 0xFF2D55
});
hpText.anchor.set(1, 0);
LK.gui.topRight.addChild(hpText);
// GUI: Score display (top center)
var scoreText = new Text2('WAVES: 0', {
	size: 90,
	fill: 0xFF2D55
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
// Touch controls for soul movement
var draggingSoul = false;
var dragOffsetX = 0;
var dragOffsetY = 0;
// Helper: clamp soul inside box
function clampSoulPosition(x, y) {
	var r = soul.radius;
	var minX = boxX + r;
	var maxX = boxX + boxWidth - r;
	var minY = boxY + r;
	var maxY = boxY + boxHeight - r;
	if (x < minX) x = minX;
	if (x > maxX) x = maxX;
	if (y < minY) y = minY;
	if (y > maxY) y = maxY;
	return {
		x: x,
		y: y
	};
}
// Touch down: start dragging if inside soul
game.down = function (x, y, obj) {
	// Only allow drag if inside soul
	var dx = x - soul.x;
	var dy = y - soul.y;
	if (dx * dx + dy * dy <= soul.radius * soul.radius) {
		draggingSoul = true;
		dragOffsetX = soul.x - x;
		dragOffsetY = soul.y - y;
	}
};
// Touch up: stop dragging
game.up = function (x, y, obj) {
	draggingSoul = false;
};
// Touch move: move soul
game.move = function (x, y, obj) {
	// Always follow the mouse/touch, clamped to the box
	var pos = clampSoulPosition(x, y);
	soul.x = pos.x;
	soul.y = pos.y;
};
// Bullet patterns
// Multi-attack per wave support
var waveAttacks = [
// Each entry is an array of attack functions for that wave
// Wave 0: 2 attacks: radial burst, then spiral
[function () {
	// Radial burst
	var count = 8;
	var speed = 3.5;
	for (var i = 0; i < count; i++) {
		var angle = Math.PI * 2 * i / count;
		var b = new EnemyBullet();
		b.x = 2048 / 2;
		b.y = boxY + 40;
		b.vx = Math.cos(angle) * speed;
		b.vy = Math.sin(angle) * speed;
		enemyBullets.push(b);
		game.addChild(b);
	}
}, function () {
	// Spiral
	var spiralCount = 12;
	var spiralSpawnY = boxY + 180;
	var spiralSpeed = 3.2;
	for (var i = 0; i < spiralCount; i++) {
		var b = new EnemyBullet();
		b.x = 2048 / 2;
		b.y = spiralSpawnY;
		var baseAngle = Math.PI * 2 * i / spiralCount;
		b.pattern = function (angleOffset) {
			return function (self, t) {
				var speed = spiralSpeed;
				var angle = angleOffset + t * 0.07;
				self.x = 2048 / 2 + Math.cos(angle) * speed * t;
				self.y = spiralSpawnY + Math.sin(angle) * speed * t;
			};
		}(baseAngle);
		enemyBullets.push(b);
		game.addChild(b);
	}
}],
// Wave 1: Sine wave, then zigzag
[function () {
	// Sine wave bullets from both sides
	var sineCount = 4;
	var sineSpeed = 4.2;
	for (var i = 0; i < sineCount; i++) {
		var b = new EnemyBullet();
		b.x = boxX + 40;
		b.y = boxY + 120 + i * 120;
		b.vx = sineSpeed;
		b.vy = 0;
		b.pattern = function (self, t) {
			self.x += self.vx;
			self.y += Math.sin((self.x + t * 2) / 80) * 5;
		};
		enemyBullets.push(b);
		game.addChild(b);
	}
	for (var i = 0; i < sineCount; i++) {
		var b = new EnemyBullet();
		b.x = boxX + boxWidth - 40;
		b.y = boxY + 120 + i * 120;
		b.vx = -sineSpeed;
		b.vy = 0;
		b.pattern = function (self, t) {
			self.x += self.vx;
			self.y += Math.sin((self.x + t * 2) / 80) * 5;
		};
		enemyBullets.push(b);
		game.addChild(b);
	}
}, function () {
	// Zigzag bullets from above
	var zigzagCount = 8;
	var zigzagSpeed = 4.5;
	for (var i = 0; i < zigzagCount; i++) {
		var b = new EnemyBullet();
		b.x = boxX + 80 + (boxWidth - 160) * (i / zigzagCount);
		b.y = boxY + 20;
		b.vx = 0;
		b.vy = zigzagSpeed;
		b.pattern = function (self, t) {
			self.y += self.vy;
			self.x += Math.sin(self.y / 60) * 3;
		};
		enemyBullets.push(b);
		game.addChild(b);
	}
}],
// Wave 2: Spiral, then aimed shots
[function () {
	// Spiral pattern from center
	var spiralCount = 18;
	var spiralSpawnY = boxY + 180;
	var spiralSpeed = 4.2;
	for (var i = 0; i < spiralCount; i++) {
		var b = new EnemyBullet();
		b.x = 2048 / 2;
		b.y = spiralSpawnY;
		var baseAngle = Math.PI * 2 * i / spiralCount;
		b.pattern = function (angleOffset) {
			return function (self, t) {
				var speed = spiralSpeed;
				var angle = angleOffset + t * 0.07;
				self.x = 2048 / 2 + Math.cos(angle) * speed * t;
				self.y = spiralSpawnY + Math.sin(angle) * speed * t;
			};
		}(baseAngle);
		enemyBullets.push(b);
		game.addChild(b);
	}
}, function () {
	// Aimed shots at the player (soul), with some spread
	var shots = 7;
	var aimedSpeed = 5.2;
	for (var i = 0; i < shots; i++) {
		var b = new EnemyBullet();
		b.x = 2048 / 2;
		b.y = boxY + 40;
		var dx = soul.x - b.x;
		var dy = soul.y - b.y;
		var angle = Math.atan2(dy, dx) + (i - (shots - 1) / 2) * 0.12;
		b.vx = Math.cos(angle) * aimedSpeed;
		b.vy = Math.sin(angle) * aimedSpeed;
		enemyBullets.push(b);
		game.addChild(b);
	}
}],
// Wave 3: Freeze bullets, then CircleLaserEnemy
[function () {
	// Freeze bullets (special blue bullets)
	var freezeCount = 7;
	var freezeSpeed = 4.5;
	for (var i = 0; i < freezeCount; i++) {
		var b = new FreezeBullet();
		b.x = boxX + 80 + (boxWidth - 160) * (i / (freezeCount - 1));
		b.y = boxY + 20;
		b.vx = 0;
		b.vy = freezeSpeed;
		enemyBullets.push(b);
		game.addChild(b);
	}
	// Add freeze bullets from the left side
	var sideFreezeCount = 3;
	var sideFreezeSpeed = 4.2;
	for (var i = 0; i < sideFreezeCount; i++) {
		var fbLeft = new FreezeBullet();
		fbLeft.x = boxX + 20;
		fbLeft.y = boxY + 120 + (boxHeight - 240) * (i / (sideFreezeCount - 1));
		fbLeft.vx = sideFreezeSpeed;
		fbLeft.vy = 0;
		enemyBullets.push(fbLeft);
		game.addChild(fbLeft);
	}
	// Add freeze bullets from the right side
	for (var i = 0; i < sideFreezeCount; i++) {
		var fbRight = new FreezeBullet();
		fbRight.x = boxX + boxWidth - 20;
		fbRight.y = boxY + 120 + (boxHeight - 240) * (i / (sideFreezeCount - 1));
		fbRight.vx = -sideFreezeSpeed;
		fbRight.vy = 0;
		enemyBullets.push(fbRight);
		game.addChild(fbRight);
	}
}, function () {
	// Multiple CircleLaserEnemy with different angles
	var numLasers = 3;
	var baseY = boxY + 100;
	var centerX = 2048 / 2;
	var radius = 220;
	for (var i = 0; i < numLasers; i++) {
		var angle = Math.PI * 2 * i / numLasers;
		var cle = new CircleLaserEnemy();
		cle.x = centerX + Math.cos(angle) * radius;
		cle.y = baseY + Math.sin(angle) * radius * 0.5;
		cle._laserAngle = angle;
		(function (cle, angle) {
			var origUpdate = cle.update;
			cle.update = function () {
				origUpdate.call(cle);
				if (cle.children && cle.children.length > 1) {
					var laser = cle.children[1];
					laser.rotation = angle;
					laser.x = Math.cos(angle) * 60;
					laser.y = Math.sin(angle) * 60;
				}
			};
		})(cle, angle);
		game.addChild(cle);
		enemyBullets.push(cle);
	}
}]];
// For higher waves, repeat and increase difficulty
function getWaveAttacks(waveNum) {
	if (waveNum < waveAttacks.length) {
		return waveAttacks[waveNum];
	}
	// For higher waves, repeat and add a third attack
	var base = waveAttacks[waveNum % waveAttacks.length];
	// For higher waves, repeat and add a third attack
	var extraAttack = function extraAttack() {
		// Harder radial burst
		var count = 12 + Math.floor(waveNum / 2);
		var speed = 4.5 + waveNum * 0.12;
		for (var i = 0; i < count; i++) {
			var angle = Math.PI * 2 * i / count;
			var b = new EnemyBullet();
			b.x = 2048 / 2;
			b.y = boxY + 40;
			b.vx = Math.cos(angle) * speed;
			b.vy = Math.sin(angle) * speed;
			enemyBullets.push(b);
			game.addChild(b);
		}
		// Add more freeze attacks for higher waves
		var freezeCount = 6 + Math.floor(waveNum / 2);
		var freezeSpeed = 4.5 + waveNum * 0.08;
		for (var i = 0; i < freezeCount; i++) {
			var fb = new FreezeBullet();
			fb.x = boxX + 80 + (boxWidth - 160) * (i / (freezeCount - 1));
			fb.y = boxY + 20;
			fb.vx = 0;
			fb.vy = freezeSpeed;
			enemyBullets.push(fb);
			game.addChild(fb);
		}
		// Add freeze bullets from the left side
		var sideFreezeCount = 2 + Math.floor(waveNum / 3);
		var sideFreezeSpeed = 4.2 + waveNum * 0.08;
		for (var i = 0; i < sideFreezeCount; i++) {
			var fbLeft = new FreezeBullet();
			fbLeft.x = boxX + 20;
			fbLeft.y = boxY + 120 + (boxHeight - 240) * (i / (sideFreezeCount - 1));
			fbLeft.vx = sideFreezeSpeed;
			fbLeft.vy = 0;
			enemyBullets.push(fbLeft);
			game.addChild(fbLeft);
		}
		// Add freeze bullets from the right side
		for (var i = 0; i < sideFreezeCount; i++) {
			var fbRight = new FreezeBullet();
			fbRight.x = boxX + boxWidth - 20;
			fbRight.y = boxY + 120 + (boxHeight - 240) * (i / (sideFreezeCount - 1));
			fbRight.vx = -sideFreezeSpeed;
			fbRight.vy = 0;
			enemyBullets.push(fbRight);
			game.addChild(fbRight);
		}
	};
	return base.concat([extraAttack]);
}
var currentAttackIndex = 0;
var currentWaveAttacks = getWaveAttacks(0);
var attackInterval = 80; // ticks between attacks in a wave
function spawnWave(waveNum) {
	// Clear bullets
	for (var i = 0; i < enemyBullets.length; i++) {
		enemyBullets[i].destroy();
	}
	enemyBullets.length = 0;
	// Setup attacks for this wave
	currentAttackIndex = 0;
	currentWaveAttacks = getWaveAttacks(waveNum);
	// Immediately launch the first attack
	if (currentWaveAttacks.length > 0) {
		currentWaveAttacks[0]();
	}
}
// Game state
var waveNum = 0;
var waveTimer = 0;
var waveDuration = 240; // 4 seconds per wave
// Invincibility after hit
var invincibleTicks = 0;
// Main update loop
game.update = function () {
	// Track last soul position for freeze bullet logic
	if (typeof lastSoulX !== "number") lastSoulX = soul.x;
	if (typeof lastSoulY !== "number") lastSoulY = soul.y;
	var prevSoulX = soul.x;
	var prevSoulY = soul.y;
	// Update bullets
	for (var i = enemyBullets.length - 1; i >= 0; i--) {
		var b = enemyBullets[i];
		b.update && b.update();
		// Remove if out of box (for normal bullets)
		if (b.constructor && b.constructor === CircleLaserEnemy) {
			// Remove CircleLaserEnemy after laser is done
			if (b.laserFired && !b.laserActive) {
				b.destroy && b.destroy();
				enemyBullets.splice(i, 1);
				continue;
			}
		} else {
			if (b.x < boxX - 80 || b.x > boxX + boxWidth + 80 || b.y < boxY - 80 || b.y > boxY + boxHeight + 80) {
				b.destroy();
				enemyBullets.splice(i, 1);
				continue;
			}
		}
		// Collision with soul
		if (invincibleTicks === 0 && b.intersects(soul)) {
			// If it's a FreezeBullet, only damage if player is not moving
			if (b.constructor && b.constructor === FreezeBullet) {
				// Check if player is moving: compare soul.x/y to lastSoulX/lastSoulY
				if (typeof lastSoulX === "number" && typeof lastSoulY === "number" && soul.x === lastSoulX && soul.y === lastSoulY) {
					// Player is NOT moving, do NOT damage
					// Optionally, flash blue to indicate safe
					LK.effects.flashObject(soul, 0x3399ff, 200);
				} else {
					// Player is moving, take damage
					hp--;
					soul.flash();
					invincibleTicks = 60; // 1 second invincibility
					hpText.setText('HP: ' + hp);
					LK.effects.flashObject(soul, 0xffffff, 300);
					if (hp <= 0) {
						LK.effects.flashScreen(0xff0000, 1000);
						LK.showGameOver();
						return;
					}
				}
			} else {
				// Normal bullet: always damage
				hp--;
				soul.flash();
				invincibleTicks = 60; // 1 second invincibility
				hpText.setText('HP: ' + hp);
				LK.effects.flashObject(soul, 0xffffff, 300);
				if (hp <= 0) {
					LK.effects.flashScreen(0xff0000, 1000);
					LK.showGameOver();
					return;
				}
			}
		}
		// Example: Decrease enemyHP for demonstration (remove this in real game, or connect to your attack logic)
		// if (someCondition) { enemyHP--; }
		enemyHealthBar.width = (enemyHealthBarWidth - 8) * Math.max(0, enemyHP) / enemyMaxHP;
	}
	// Invincibility timer
	if (invincibleTicks > 0) {
		invincibleTicks--;
	}
	// Wave logic
	waveTimer++;
	if (currentWaveAttacks && currentAttackIndex < currentWaveAttacks.length - 1) {
		// Time for next attack in this wave?
		if (waveTimer % attackInterval === 0) {
			currentAttackIndex++;
			if (currentWaveAttacks[currentAttackIndex]) {
				currentWaveAttacks[currentAttackIndex]();
			}
		}
	}
	// If all attacks in this wave have been launched, advance to next wave after waveDuration
	if (waveTimer >= waveDuration) {
		waveNum++;
		score++;
		scoreText.setText('WAVES: ' + score);
		waveTimer = 0;
		spawnWave(waveNum);
	}
	// After wave 15, allow player to attack sans (enemy)
	if (waveNum >= 15) {
		// Enable player attack mode
		if (!game.playerAttackEnabled) {
			game.playerAttackEnabled = true;
			// Show a visual cue or instruction (optional)
			LK.effects.flashObject(enemy, 0xffff00, 600);
			// Add "Attack" button to GUI if not already present
			if (!game.attackButton) {
				game.attackButton = new Text2('ATTACK', {
					size: 120,
					fill: 0xff2222,
					font: "Impact, Arial Black, Tahoma"
				});
				game.attackButton.anchor.set(0.5, 0.5);
				// Place button at bottom center, above the box
				LK.gui.bottom.addChild(game.attackButton);
				// Button state
				game.attackButton.enabled = true;
				// Button handler
				game.attackButton.down = function (x, y, obj) {
					if (!game.attackButton.enabled) return;
					game.attackButton.enabled = false;
					// 99999 crit attack!
					enemyHP = 0;
					enemyHealthBar.width = 0;
					// Show crit text
					var critText = new Text2('99999 CRIT!', {
						size: 160,
						fill: 0xff2222,
						font: "Impact, Arial Black, Tahoma"
					});
					critText.anchor.set(0.5, 0.5);
					critText.x = enemy.x;
					critText.y = enemy.y - 120;
					game.addChild(critText);
					LK.effects.flashObject(enemy, 0xffffff, 200);
					LK.effects.flashScreen(0xffff00, 600);
					// Remove all bullets
					for (var i = 0; i < enemyBullets.length; i++) {
						enemyBullets[i].destroy && enemyBullets[i].destroy();
					}
					enemyBullets.length = 0;
					// Remove button after attack
					LK.setTimeout(function () {
						if (game.attackButton && game.attackButton.parent) {
							game.attackButton.parent.removeChild(game.attackButton);
						}
						if (critText && critText.parent) {
							critText.parent.removeChild(critText);
						}
					}, 1200);
					// Win after short delay
					LK.setTimeout(function () {
						LK.showYouWin();
					}, 900);
				};
			}
		}
		// Listen for tap on enemy to attack (legacy, still allow)
		if (!enemy._attackHandlerAttached) {
			enemy._attackHandlerAttached = true;
			enemy.down = function (x, y, obj) {
				// Only allow attack if player attack is enabled and enemy is alive
				if (game.playerAttackEnabled && enemyHP > 0) {
					enemyHP--;
					LK.getSound('sans').play();
					LK.effects.flashObject(enemy, 0xffffff, 120);
					enemyHealthBar.width = (enemyHealthBarWidth - 8) * Math.max(0, enemyHP) / enemyMaxHP;
					if (enemyHP <= 0) {
						LK.effects.flashScreen(0x00ff00, 1000);
						LK.showYouWin();
					}
				}
			};
		}
	}
	// Update lastSoulX and lastSoulY for next frame
	lastSoulX = prevSoulX;
	lastSoulY = prevSoulY;
};
// Start first wave
spawnWave(waveNum);