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

/**** 
* Classes
****/ 
var Archer = Container.expand(function () {
	var self = Container.call(this);
	var archerGraphics = self.attachAsset('archer', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var Arrow = Container.expand(function () {
	var self = Container.call(this);
	var arrowGraphics = self.attachAsset('arrow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speedX = 0;
	self.speedY = 0;
	self.update = function () {
		self.x += self.speedX;
		self.y += self.speedY;
	};
	return self;
});
var Boss = Container.expand(function () {
	var self = Container.call(this);
	var bossGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2
	});
	self.health = 10;
	self.shootTimer = 0;
	self.shootRate = 60; // Faster shooting than regular enemies
	self.moveToNewPosition = function () {
		var newX = Math.random() * (2048 - 400) + 200;
		var newY = Math.random() * (2732 - 400) + 200;
		// Make sure boss doesn't spawn too close to archer
		var distToArcher = Math.sqrt(Math.pow(newX - archer.x, 2) + Math.pow(newY - archer.y, 2));
		if (distToArcher < 300) {
			newX = Math.random() * (2048 - 600) + 300;
			if (newX > archer.x - 300 && newX < archer.x + 300) {
				newX += 400;
			}
		}
		// Animate movement to new position
		tween(self, {
			x: newX,
			y: newY
		}, {
			duration: 800,
			easing: tween.easeInOut
		});
	};
	self.update = function () {
		self.shootTimer++;
		if (self.shootTimer >= self.shootRate) {
			self.shootTimer = 0;
			// Shoot at player
			var dirX = archer.x - self.x;
			var dirY = archer.y - self.y;
			var distance = Math.sqrt(dirX * dirX + dirY * dirY);
			var normalX = dirX / distance;
			var normalY = dirY / distance;
			// Make boss face the shooting direction
			self.rotation = Math.atan2(normalY, normalX);
			// Boss shoots 3 arrows at once
			for (var i = 0; i < 3; i++) {
				var spreadAngle = (i - 1) * 0.3; // More spread than triple shot
				var finalAngle = Math.atan2(normalY, normalX) + spreadAngle;
				var finalNormalX = Math.cos(finalAngle);
				var finalNormalY = Math.sin(finalAngle);
				var enemyArrow = new EnemyArrow();
				enemyArrow.x = self.x;
				enemyArrow.y = self.y;
				enemyArrow.speedX = finalNormalX * 10;
				enemyArrow.speedY = finalNormalY * 10;
				enemyArrow.rotation = finalAngle;
				enemyArrows.push(enemyArrow);
				game.addChild(enemyArrow);
			}
		}
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.shootTimer = 0;
	self.shootRate = 120 + Math.random() * 60; // Random shooting interval
	self.update = function () {
		// Enemies don't move, they stay in place and shoot
		self.shootTimer++;
		if (self.shootTimer >= self.shootRate) {
			self.shootTimer = 0;
			// Shoot at player
			var dirX = archer.x - self.x;
			var dirY = archer.y - self.y;
			var distance = Math.sqrt(dirX * dirX + dirY * dirY);
			var normalX = dirX / distance;
			var normalY = dirY / distance;
			// Make enemy face the shooting direction
			self.rotation = Math.atan2(normalY, normalX);
			var enemyArrow = new EnemyArrow();
			enemyArrow.x = self.x;
			enemyArrow.y = self.y;
			enemyArrow.speedX = normalX * 8;
			enemyArrow.speedY = normalY * 8;
			enemyArrow.rotation = Math.atan2(normalY, normalX);
			enemyArrows.push(enemyArrow);
			game.addChild(enemyArrow);
		}
	};
	return self;
});
var EnemyArrow = Container.expand(function () {
	var self = Container.call(this);
	var arrowGraphics = self.attachAsset('enemyArrow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speedX = 0;
	self.speedY = 0;
	self.update = function () {
		self.x += self.speedX;
		self.y += self.speedY;
	};
	return self;
});

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

/**** 
* Game Code
****/ 
var archer = game.addChild(new Archer());
archer.x = 150;
archer.y = 2732 / 2;
var arrows = [];
var enemies = [];
var enemyArrows = [];
var enemySpawnTimer = 0;
var enemySpawnRate = 120; // frames between spawns
var playerHealth = 10;
var maxEnemies = 1; // Start with 1 enemy, increase over time
var energy = 100;
var energyRegenTimer = 0;
var isShooting = false;
var shootingTimer = 0;
var money = storage.money || 0;
var kills = storage.kills || 0;
var shopVisible = false;
var energyUpgradeLevel = storage.energyUpgradeLevel || 0;
var speedUpgradeLevel = storage.speedUpgradeLevel || 0;
var moneyTxt = new Text2('Money: 0', {
	size: 100,
	fill: 0xFFD700
});
moneyTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(moneyTxt);
moneyTxt.setText('Money: ' + money);
var energyTxt = new Text2('Energy: 100', {
	size: 80,
	fill: 0x00ff00
});
energyTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(energyTxt);
energyTxt.x = -20;
energyTxt.y = 20;
var healthTxt = new Text2('Health: 10', {
	size: 80,
	fill: 0xff0000
});
healthTxt.anchor.set(0, 0);
LK.gui.topLeft.addChild(healthTxt);
healthTxt.x = 120; // Avoid the platform menu icon
healthTxt.y = 20;
var autoShootTimer = 0;
var autoBattleActive = false;
// Create hack mode button
var autoBattleButton = new Text2('HACK MODE', {
	size: 80,
	fill: 0xff0000
});
autoBattleButton.anchor.set(0.5, 1);
LK.gui.bottom.addChild(autoBattleButton);
autoBattleButton.y = -50;
// Button click handler
autoBattleButton.down = function (x, y, obj) {
	autoBattleActive = !autoBattleActive;
	if (autoBattleActive) {
		autoBattleButton.setText('STOP HACK');
		autoBattleButton.tint = 0x00ff00; // Green when active
	} else {
		autoBattleButton.setText('HACK MODE');
		autoBattleButton.tint = 0xff0000; // Red when inactive
	}
	;
};
// Triple shoot variables
var tripleShootActive = false;
var tripleShootTimer = 0;
var boss = null;
var bossHealth = 10;
var bossSpawnScore = 200;
// Upgrade system variables
var upgradeLevel = 0; // 0=normal, 1=triple, 2=octa, 3=16-arrow
var upgradeNames = ['NORMAL', 'TRIPLE', 'OCTA', '16-ARROW'];
var upgradeArrowCounts = [1, 3, 8, 16];
// Create cycling upgrade button
var upgradeButton = new Text2('NORMAL', {
	size: 50,
	fill: 0x00ff00
});
upgradeButton.anchor.set(0.5, 1);
LK.gui.bottom.addChild(upgradeButton);
upgradeButton.y = -250;
// Cycling button handler
upgradeButton.down = function (x, y, obj) {
	upgradeLevel = (upgradeLevel + 1) % upgradeNames.length;
	upgradeButton.setText(upgradeNames[upgradeLevel]);
	// Update triple shoot active state based on upgrade level
	tripleShootActive = upgradeLevel > 0;
};
// Shop UI elements
var shopContainer = new Container();
var shopBackground = LK.getAsset('shop_bg', {
	width: 1600,
	height: 1200,
	color: 0x444444,
	shape: 'box',
	anchorX: 0.5,
	anchorY: 0.5
});
shopContainer.addChild(shopBackground);
var shopTitle = new Text2('SHOP', {
	size: 120,
	fill: 0xFFFFFF
});
shopTitle.anchor.set(0.5, 0.5);
shopTitle.y = -400;
shopContainer.addChild(shopTitle);
// Energy upgrade button
var energyUpgradeBtn = new Text2('Energy +10 (Cost: 50)', {
	size: 80,
	fill: 0x00FF00
});
energyUpgradeBtn.anchor.set(0.5, 0.5);
energyUpgradeBtn.y = -200;
shopContainer.addChild(energyUpgradeBtn);
// Speed upgrade button
var speedUpgradeBtn = new Text2('Speed +20% (Cost: 75)', {
	size: 80,
	fill: 0x0080FF
});
speedUpgradeBtn.anchor.set(0.5, 0.5);
speedUpgradeBtn.y = -50;
shopContainer.addChild(speedUpgradeBtn);
// Energy regen upgrade button
var regenUpgradeBtn = new Text2('Regen +1/sec (Cost: 100)', {
	size: 80,
	fill: 0xFF8000
});
regenUpgradeBtn.anchor.set(0.5, 0.5);
regenUpgradeBtn.y = 100;
shopContainer.addChild(regenUpgradeBtn);
// Close shop button
var closeShopBtn = new Text2('CLOSE', {
	size: 80,
	fill: 0xFF0000
});
closeShopBtn.anchor.set(0.5, 0.5);
closeShopBtn.y = 300;
shopContainer.addChild(closeShopBtn);
shopContainer.x = 2048 / 2;
shopContainer.y = 2732 / 2;
shopContainer.visible = false;
// Add shop event handlers
energyUpgradeBtn.down = function (x, y, obj) {
	if (money >= 50) {
		money -= 50;
		energyUpgradeLevel++;
		energy += 10;
		if (energy > 100 + energyUpgradeLevel * 10) energy = 100 + energyUpgradeLevel * 10;
		storage.money = money;
		storage.energyUpgradeLevel = energyUpgradeLevel;
		moneyTxt.setText('Money: ' + money);
		energyTxt.setText('Energy: ' + energy);
		energyUpgradeBtn.setText('Energy +10 (Cost: ' + (50 + energyUpgradeLevel * 25) + ')');
	}
};
speedUpgradeBtn.down = function (x, y, obj) {
	if (money >= 75) {
		money -= 75;
		speedUpgradeLevel++;
		storage.money = money;
		storage.speedUpgradeLevel = speedUpgradeLevel;
		moneyTxt.setText('Money: ' + money);
		speedUpgradeBtn.setText('Speed +20% (Cost: ' + (75 + speedUpgradeLevel * 35) + ')');
	}
};
regenUpgradeBtn.down = function (x, y, obj) {
	if (money >= 100) {
		money -= 100;
		storage.money = money;
		moneyTxt.setText('Money: ' + money);
	}
};
closeShopBtn.down = function (x, y, obj) {
	shopVisible = false;
	shopContainer.visible = false;
};
game.addChild(shopContainer);
// Manual shooting - touch screen to shoot
game.down = function (x, y, obj) {
	// Only allow manual shooting when hack mode is not active
	if (!autoBattleActive && energy > 0) {
		// Convert touch position to game coordinates
		// Check if obj and obj.parent exist before calling toGlobal
		if (obj && obj.parent && obj.parent.toGlobal) {
			var gamePos = game.toLocal(obj.parent.toGlobal({
				x: x,
				y: y
			}));
			shootArrowAtTarget(gamePos.x, gamePos.y);
		} else {
			// Fallback: use x, y directly as they should already be in the correct coordinate system
			shootArrowAtTarget(x, y);
		}
	}
};
function shootArrowAtTarget(targetX, targetY) {
	// Check if player has enough energy
	if (energy <= 0) {
		return;
	}
	// Calculate direction from archer to target point
	var dirX = targetX - archer.x;
	var dirY = targetY - archer.y;
	var distance = Math.sqrt(dirX * dirX + dirY * dirY);
	// Normalize direction
	var normalX = dirX / distance;
	var normalY = dirY / distance;
	// Calculate base angle for arrow direction
	var baseAngle = Math.atan2(normalY, normalX);
	// Make archer face the shooting direction
	archer.rotation = baseAngle;
	// Fire arrows based on upgrade level
	var arrowCount = upgradeArrowCounts[upgradeLevel];
	var energyCost = upgradeLevel === 0 ? 2 : upgradeLevel === 1 ? 6 : upgradeLevel === 2 ? 12 : 20; // Normal: 2, Triple: 6, Octa: 12, 16-Arrow: 20
	// Check if we have enough energy for the shot type
	if (energy < energyCost) {
		return;
	}
	for (var i = 0; i < arrowCount; i++) {
		// Add spread based on upgrade level
		var spreadAngle = 0;
		if (upgradeLevel === 1) {
			// Triple shot
			spreadAngle = (i - 1) * 0.2; // -0.2, 0, 0.2 radians spread
		} else if (upgradeLevel === 2) {
			// Octa shot
			spreadAngle = (i - 3.5) * 0.15; // Spread 8 arrows in fan pattern
		} else if (upgradeLevel === 3) {
			// 16-arrow shot
			spreadAngle = (i - 7.5) * 0.12; // Spread 16 arrows in wide fan pattern
		}
		var finalAngle = baseAngle + spreadAngle;
		var finalNormalX = Math.cos(finalAngle);
		var finalNormalY = Math.sin(finalAngle);
		// Create arrow
		var newArrow = new Arrow();
		newArrow.x = archer.x;
		newArrow.y = archer.y;
		var arrowSpeed = 15 + speedUpgradeLevel * 3;
		newArrow.speedX = finalNormalX * arrowSpeed;
		newArrow.speedY = finalNormalY * arrowSpeed;
		// Rotate arrow to face direction
		newArrow.rotation = finalAngle;
		arrows.push(newArrow);
		game.addChild(newArrow);
	}
	LK.getSound('shoot').play();
	// Decrease energy
	energy -= energyCost;
	// Set shooting state
	isShooting = true;
	shootingTimer = 0;
	// Update energy display
	energyTxt.setText('Energy: ' + energy);
	// Change color based on energy level
	if (energy <= 20) {
		energyTxt.tint = 0xff0000; // Red when low
	} else if (energy <= 50) {
		energyTxt.tint = 0xffff00; // Yellow when medium
	} else {
		energyTxt.tint = 0x00ff00; // Green when high
	}
}
game.update = function () {
	// Automatic shooting logic - only when hack mode is active
	if (autoBattleActive) {
		autoShootTimer++;
		if (autoShootTimer >= 15) {
			// Shoot every 0.25 seconds (faster rate for hack mode)
			autoShootTimer = 0;
			// Shoot at boss first if present, then at all enemies
			var targets = [];
			if (boss) {
				targets.push(boss);
			}
			for (var e = 0; e < enemies.length; e++) {
				if (enemies[e]) {
					targets.push(enemies[e]);
				}
			}
			for (var t = 0; t < targets.length; t++) {
				var target = targets[t];
				// Calculate direction from archer to target
				var dirX = target.x - archer.x;
				var dirY = target.y - archer.y;
				var distance = Math.sqrt(dirX * dirX + dirY * dirY);
				// Normalize direction
				var normalX = dirX / distance;
				var normalY = dirY / distance;
				// Make archer face the shooting direction
				archer.rotation = Math.atan2(normalY, normalX);
				// Create arrow without energy cost
				var newArrow = new Arrow();
				newArrow.x = archer.x;
				newArrow.y = archer.y;
				newArrow.speedX = normalX * 15;
				newArrow.speedY = normalY * 15;
				// Rotate arrow to face direction
				newArrow.rotation = Math.atan2(normalY, normalX);
				arrows.push(newArrow);
				game.addChild(newArrow);
			}
			// Play shoot sound if we shot any arrows
			if (targets.length > 0) {
				LK.getSound('shoot').play();
			}
		}
	}
	// Update shooting timer
	if (isShooting) {
		shootingTimer++;
		if (shootingTimer >= 30) {
			// Stop shooting state after 0.5 seconds
			isShooting = false;
		}
	}
	// Update energy regeneration only when not shooting (every 60 frames = 1 second at 60 FPS)
	if (!isShooting) {
		energyRegenTimer++;
		if (energyRegenTimer >= 60) {
			energyRegenTimer = 0;
			var maxEnergy = 100 + energyUpgradeLevel * 10;
			if (energy < maxEnergy) {
				energy += 1;
				// Update energy display
				energyTxt.setText('Energy: ' + energy);
				// Change color based on energy level
				if (energy <= 20) {
					energyTxt.tint = 0xff0000; // Red when low
				} else if (energy <= 50) {
					energyTxt.tint = 0xffff00; // Yellow when medium
				} else {
					energyTxt.tint = 0x00ff00; // Green when high
				}
			}
		}
	} else {
		energyRegenTimer = 0; // Reset regen timer when shooting
	}
	// Spawn enemies randomly on screen when needed (only when no boss is active)
	if (!boss && enemies.length < maxEnemies) {
		enemySpawnTimer++;
		if (enemySpawnTimer >= enemySpawnRate) {
			enemySpawnTimer = 0;
			// Spawn new enemy at random position
			var newEnemy = new Enemy();
			newEnemy.x = Math.random() * (2048 - 200) + 100;
			newEnemy.y = Math.random() * (2732 - 200) + 100;
			// Make sure enemy doesn't spawn too close to archer
			var distToArcher = Math.sqrt(Math.pow(newEnemy.x - archer.x, 2) + Math.pow(newEnemy.y - archer.y, 2));
			if (distToArcher < 200) {
				// Respawn farther away
				newEnemy.x = Math.random() * (2048 - 400) + 200;
				if (newEnemy.x > archer.x - 200 && newEnemy.x < archer.x + 200) {
					newEnemy.x += 300;
				}
			}
			enemies.push(newEnemy);
			game.addChild(newEnemy);
		}
	}
	// Update arrows
	for (var i = arrows.length - 1; i >= 0; i--) {
		var arrow = arrows[i];
		// Remove arrows that hit walls or go off screen
		if (arrow.x >= 2048 || arrow.x <= 0 || arrow.y >= 2732 || arrow.y <= 0) {
			arrow.destroy();
			arrows.splice(i, 1);
			continue;
		}
		// Check arrow-enemy arrow collisions
		var arrowDestroyed = false;
		for (var k = enemyArrows.length - 1; k >= 0; k--) {
			var enemyArrow = enemyArrows[k];
			if (arrow && enemyArrow && arrow.intersects(enemyArrow)) {
				// Both arrows destroy each other
				arrow.destroy();
				arrows.splice(i, 1);
				enemyArrow.destroy();
				enemyArrows.splice(k, 1);
				arrowDestroyed = true;
				break;
			}
		}
		// Skip enemy collision check if arrow was destroyed by enemy arrow
		if (arrowDestroyed) {
			continue;
		}
		// Check arrow-enemy collisions
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (enemy && arrow && arrow.intersects(enemy)) {
				// Hit enemy - give money instead of points
				money += 5;
				kills++;
				storage.money = money;
				storage.kills = kills;
				moneyTxt.setText('Money: ' + money);
				LK.getSound('hit').play();
				LK.effects.flashObject(enemy, 0xff0000, 200);
				// Remove arrow and enemy
				arrow.destroy();
				arrows.splice(i, 1);
				enemy.destroy();
				enemies.splice(j, 1);
				// Check if shop should open (every 10 kills)
				if (kills % 10 === 0) {
					shopVisible = true;
					shopContainer.visible = true;
				}
				break;
			}
		}
		// Check arrow-boss collision
		if (boss && arrow && arrow.intersects(boss)) {
			// Hit boss
			boss.health--;
			LK.getSound('hit').play();
			LK.effects.flashObject(boss, 0xff0000, 300);
			// Remove arrow
			arrow.destroy();
			arrows.splice(i, 1);
			// Boss moves to new position when hit
			boss.moveToNewPosition();
			// Check if boss is defeated
			if (boss.health <= 0) {
				money += 50; // Bonus money for defeating boss
				kills += 10; // Count boss as 10 kills
				storage.money = money;
				storage.kills = kills;
				moneyTxt.setText('Money: ' + money);
				boss.destroy();
				boss = null;
				bossSpawnScore = kills + 20; // Next boss spawns after 20 more kills
				// Always open shop after boss defeat
				shopVisible = true;
				shopContainer.visible = true;
			}
			break;
		}
	}
	// Update enemy arrows
	for (var m = enemyArrows.length - 1; m >= 0; m--) {
		var enemyArrow = enemyArrows[m];
		// Remove arrows that hit walls or go off screen
		if (enemyArrow.x >= 2048 || enemyArrow.x <= 0 || enemyArrow.y >= 2732 || enemyArrow.y <= 0) {
			enemyArrow.destroy();
			enemyArrows.splice(m, 1);
			continue;
		}
		// Check if enemy arrow hits player
		if (enemyArrow.intersects(archer)) {
			playerHealth--;
			healthTxt.setText('Health: ' + playerHealth);
			LK.getSound('playerHit').play();
			LK.effects.flashObject(archer, 0xff0000, 300);
			enemyArrow.destroy();
			enemyArrows.splice(m, 1);
			// Check if player is dead
			if (playerHealth <= 0) {
				LK.effects.flashScreen(0xff0000, 1000);
				LK.showGameOver();
				return;
			}
			continue;
		}
	}
	// Check if hack mode is active and score exceeds 200 to show HACKER text
	if (autoBattleActive && LK.getScore() > 200) {
		// Create red HACKER text if it doesn't exist
		if (!game.hackerText) {
			game.hackerText = new Text2('HACKER', {
				size: 200,
				fill: 0xff0000
			});
			game.hackerText.anchor.set(0.5, 0.5);
			game.hackerText.x = 2048 / 2;
			game.hackerText.y = 2732 / 2;
			game.addChild(game.hackerText);
			// Apply pulsing red glow effect
			tween(game.hackerText, {
				alpha: 0.3
			}, {
				duration: 500,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					tween(game.hackerText, {
						alpha: 1
					}, {
						duration: 500,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							// Restart the pulsing effect
							if (game.hackerText) {
								tween(game.hackerText, {
									alpha: 0.3
								}, {
									duration: 500,
									easing: tween.easeInOut,
									onFinish: arguments.callee.caller
								});
							}
						}
					});
				}
			});
		}
	} else if (game.hackerText) {
		// Remove HACKER text if conditions not met
		game.hackerText.destroy();
		game.hackerText = null;
	}
	// Spawn boss every 20 kills
	if (boss === null && kills >= bossSpawnScore) {
		// Clear all existing enemies when boss spawns
		for (var e = enemies.length - 1; e >= 0; e--) {
			enemies[e].destroy();
			enemies.splice(e, 1);
		}
		boss = new Boss();
		boss.x = Math.random() * (2048 - 400) + 200;
		boss.y = Math.random() * (2732 - 400) + 200;
		// Make sure boss doesn't spawn too close to archer
		var distToArcher = Math.sqrt(Math.pow(boss.x - archer.x, 2) + Math.pow(boss.y - archer.y, 2));
		if (distToArcher < 300) {
			boss.x = Math.random() * (2048 - 600) + 300;
			if (boss.x > archer.x - 300 && boss.x < archer.x + 300) {
				boss.x += 400;
			}
		}
		boss.health = 10;
		game.addChild(boss);
	}
	// When enemy dies, increase max enemies and spawn rate for difficulty
	if (LK.getScore() > 0 && LK.getScore() % 50 === 0) {
		if (maxEnemies < 5) {
			maxEnemies++;
		}
		if (enemySpawnRate > 30) {
			enemySpawnRate -= 5;
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -1,8 +1,9 @@
 /**** 
 * Plugins
 ****/ 
 var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
 
 /**** 
 * Classes
 ****/ 
@@ -161,15 +162,20 @@
 var energy = 100;
 var energyRegenTimer = 0;
 var isShooting = false;
 var shootingTimer = 0;
-var scoreTxt = new Text2('0', {
+var money = storage.money || 0;
+var kills = storage.kills || 0;
+var shopVisible = false;
+var energyUpgradeLevel = storage.energyUpgradeLevel || 0;
+var speedUpgradeLevel = storage.speedUpgradeLevel || 0;
+var moneyTxt = new Text2('Money: 0', {
 	size: 100,
-	fill: 0xFFFFFF
+	fill: 0xFFD700
 });
-scoreTxt.anchor.set(0.5, 0);
-LK.gui.top.addChild(scoreTxt);
-scoreTxt.setText(LK.getScore());
+moneyTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(moneyTxt);
+moneyTxt.setText('Money: ' + money);
 var energyTxt = new Text2('Energy: 100', {
 	size: 80,
 	fill: 0x00ff00
 });
@@ -231,8 +237,97 @@
 	upgradeButton.setText(upgradeNames[upgradeLevel]);
 	// Update triple shoot active state based on upgrade level
 	tripleShootActive = upgradeLevel > 0;
 };
+// Shop UI elements
+var shopContainer = new Container();
+var shopBackground = LK.getAsset('shop_bg', {
+	width: 1600,
+	height: 1200,
+	color: 0x444444,
+	shape: 'box',
+	anchorX: 0.5,
+	anchorY: 0.5
+});
+shopContainer.addChild(shopBackground);
+var shopTitle = new Text2('SHOP', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+shopTitle.anchor.set(0.5, 0.5);
+shopTitle.y = -400;
+shopContainer.addChild(shopTitle);
+// Energy upgrade button
+var energyUpgradeBtn = new Text2('Energy +10 (Cost: 50)', {
+	size: 80,
+	fill: 0x00FF00
+});
+energyUpgradeBtn.anchor.set(0.5, 0.5);
+energyUpgradeBtn.y = -200;
+shopContainer.addChild(energyUpgradeBtn);
+// Speed upgrade button
+var speedUpgradeBtn = new Text2('Speed +20% (Cost: 75)', {
+	size: 80,
+	fill: 0x0080FF
+});
+speedUpgradeBtn.anchor.set(0.5, 0.5);
+speedUpgradeBtn.y = -50;
+shopContainer.addChild(speedUpgradeBtn);
+// Energy regen upgrade button
+var regenUpgradeBtn = new Text2('Regen +1/sec (Cost: 100)', {
+	size: 80,
+	fill: 0xFF8000
+});
+regenUpgradeBtn.anchor.set(0.5, 0.5);
+regenUpgradeBtn.y = 100;
+shopContainer.addChild(regenUpgradeBtn);
+// Close shop button
+var closeShopBtn = new Text2('CLOSE', {
+	size: 80,
+	fill: 0xFF0000
+});
+closeShopBtn.anchor.set(0.5, 0.5);
+closeShopBtn.y = 300;
+shopContainer.addChild(closeShopBtn);
+shopContainer.x = 2048 / 2;
+shopContainer.y = 2732 / 2;
+shopContainer.visible = false;
+// Add shop event handlers
+energyUpgradeBtn.down = function (x, y, obj) {
+	if (money >= 50) {
+		money -= 50;
+		energyUpgradeLevel++;
+		energy += 10;
+		if (energy > 100 + energyUpgradeLevel * 10) energy = 100 + energyUpgradeLevel * 10;
+		storage.money = money;
+		storage.energyUpgradeLevel = energyUpgradeLevel;
+		moneyTxt.setText('Money: ' + money);
+		energyTxt.setText('Energy: ' + energy);
+		energyUpgradeBtn.setText('Energy +10 (Cost: ' + (50 + energyUpgradeLevel * 25) + ')');
+	}
+};
+speedUpgradeBtn.down = function (x, y, obj) {
+	if (money >= 75) {
+		money -= 75;
+		speedUpgradeLevel++;
+		storage.money = money;
+		storage.speedUpgradeLevel = speedUpgradeLevel;
+		moneyTxt.setText('Money: ' + money);
+		speedUpgradeBtn.setText('Speed +20% (Cost: ' + (75 + speedUpgradeLevel * 35) + ')');
+	}
+};
+regenUpgradeBtn.down = function (x, y, obj) {
+	if (money >= 100) {
+		money -= 100;
+		storage.money = money;
+		moneyTxt.setText('Money: ' + money);
+	}
+};
+closeShopBtn.down = function (x, y, obj) {
+	shopVisible = false;
+	shopContainer.visible = false;
+};
+game.addChild(shopContainer);
 // Manual shooting - touch screen to shoot
 game.down = function (x, y, obj) {
 	// Only allow manual shooting when hack mode is not active
 	if (!autoBattleActive && energy > 0) {
@@ -292,10 +387,11 @@
 		// Create arrow
 		var newArrow = new Arrow();
 		newArrow.x = archer.x;
 		newArrow.y = archer.y;
-		newArrow.speedX = finalNormalX * 15;
-		newArrow.speedY = finalNormalY * 15;
+		var arrowSpeed = 15 + speedUpgradeLevel * 3;
+		newArrow.speedX = finalNormalX * arrowSpeed;
+		newArrow.speedY = finalNormalY * arrowSpeed;
 		// Rotate arrow to face direction
 		newArrow.rotation = finalAngle;
 		arrows.push(newArrow);
 		game.addChild(newArrow);
@@ -374,9 +470,10 @@
 	if (!isShooting) {
 		energyRegenTimer++;
 		if (energyRegenTimer >= 60) {
 			energyRegenTimer = 0;
-			if (energy < 100) {
+			var maxEnergy = 100 + energyUpgradeLevel * 10;
+			if (energy < maxEnergy) {
 				energy += 1;
 				// Update energy display
 				energyTxt.setText('Energy: ' + energy);
 				// Change color based on energy level
@@ -444,18 +541,26 @@
 		// Check arrow-enemy collisions
 		for (var j = enemies.length - 1; j >= 0; j--) {
 			var enemy = enemies[j];
 			if (enemy && arrow && arrow.intersects(enemy)) {
-				// Hit enemy
-				LK.setScore(LK.getScore() + 10);
-				scoreTxt.setText(LK.getScore());
+				// Hit enemy - give money instead of points
+				money += 5;
+				kills++;
+				storage.money = money;
+				storage.kills = kills;
+				moneyTxt.setText('Money: ' + money);
 				LK.getSound('hit').play();
 				LK.effects.flashObject(enemy, 0xff0000, 200);
 				// Remove arrow and enemy
 				arrow.destroy();
 				arrows.splice(i, 1);
 				enemy.destroy();
 				enemies.splice(j, 1);
+				// Check if shop should open (every 10 kills)
+				if (kills % 10 === 0) {
+					shopVisible = true;
+					shopContainer.visible = true;
+				}
 				break;
 			}
 		}
 		// Check arrow-boss collision
@@ -470,13 +575,19 @@
 			// Boss moves to new position when hit
 			boss.moveToNewPosition();
 			// Check if boss is defeated
 			if (boss.health <= 0) {
-				LK.setScore(LK.getScore() + 100); // Bonus points for defeating boss
-				scoreTxt.setText(LK.getScore());
+				money += 50; // Bonus money for defeating boss
+				kills += 10; // Count boss as 10 kills
+				storage.money = money;
+				storage.kills = kills;
+				moneyTxt.setText('Money: ' + money);
 				boss.destroy();
 				boss = null;
-				bossSpawnScore += 200; // Next boss spawns after another 200 points
+				bossSpawnScore = kills + 20; // Next boss spawns after 20 more kills
+				// Always open shop after boss defeat
+				shopVisible = true;
+				shopContainer.visible = true;
 			}
 			break;
 		}
 	}
@@ -550,10 +661,10 @@
 		// Remove HACKER text if conditions not met
 		game.hackerText.destroy();
 		game.hackerText = null;
 	}
-	// Spawn boss every 200 points
-	if (boss === null && LK.getScore() >= bossSpawnScore) {
+	// Spawn boss every 20 kills
+	if (boss === null && kills >= bossSpawnScore) {
 		// Clear all existing enemies when boss spawns
 		for (var e = enemies.length - 1; e >= 0; e--) {
 			enemies[e].destroy();
 			enemies.splice(e, 1);