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

/**** 
* Classes
****/ 
// Enemy Bullet
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	self.sprite = self.attachAsset('enemy_bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.vx = 0;
	self.vy = 0;
	self.radius = 30;
	self.active = true;
	self.init = function (x, y, vx, vy) {
		self.x = x;
		self.y = y;
		self.vx = vx;
		self.vy = vy;
	};
	self.update = function () {
		if (!self.active) return;
		self.x += self.vx;
		self.y += self.vy;
		// Offscreen check
		if (self.x < -100 || self.x > 2148 || self.y < -100 || self.y > 2832) {
			self.active = false;
			self.destroy();
		}
	};
	return self;
});
// Tower 1 Boss: Gargoyle
var GargoyleBoss = Container.expand(function () {
	var self = Container.call(this);
	self.hp = 50;
	self.maxHP = 50;
	self.exp = 50;
	self.sprite = self.attachAsset('enemy_bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.sprite.tint = 0x888888; // gray for gargoyle
	self.sprite.scaleX = self.sprite.scaleY = 1.7;
	self.update = function () {};
	return self;
});
// Tower 1 Goblin Enemy
var GoblinEnemy = Container.expand(function () {
	var self = Container.call(this);
	self.hp = 10;
	self.maxHP = 10;
	self.exp = 3;
	self.sprite = self.attachAsset('enemy_bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.sprite.tint = 0x3fa34d; // greenish for goblin
	self.sprite.scaleX = self.sprite.scaleY = 1.2;
	self.update = function () {};
	return self;
});
// Heart (player dodge object)
var Heart = Container.expand(function () {
	var self = Container.call(this);
	self.sprite = self.attachAsset('heart', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.radius = 40;
	self.invincible = false;
	self.invincibleTicks = 0;
	self.setInvincible = function (ticks) {
		self.invincible = true;
		self.invincibleTicks = ticks;
		self.sprite.alpha = 0.5;
	};
	self.update = function () {
		if (self.invincible) {
			self.invincibleTicks--;
			if (self.invincibleTicks <= 0) {
				self.invincible = false;
				self.sprite.alpha = 1;
			}
		}
	};
	return self;
});
// Orb Icon
var OrbIcon = Container.expand(function () {
	var self = Container.call(this);
	self.orbId = 1;
	self.collected = false;
	self.icon = null;
	self.setOrb = function (orbId, collected) {
		self.orbId = orbId;
		self.collected = collected;
		if (self.icon) self.icon.destroy();
		var assetId = 'orb' + orbId;
		self.icon = self.attachAsset(assetId, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.icon.alpha = collected ? 1 : 0.3;
	};
	return self;
});
// Party Member Icon
var PartyIcon = Container.expand(function () {
	var self = Container.call(this);
	self.type = null;
	self.selected = false;
	self.icon = null;
	self.setType = function (type) {
		self.type = type;
		if (self.icon) self.icon.destroy();
		var assetId = '';
		if (type === 'white_mage') assetId = 'icon_white_mage';
		if (type === 'thief') assetId = 'icon_thief';
		if (type === 'martial') assetId = 'icon_martial';
		self.icon = self.attachAsset(assetId, {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	self.setSelected = function (selected) {
		self.selected = selected;
		if (self.icon) {
			self.icon.alpha = selected ? 1 : 0.6;
			self.icon.scaleX = self.icon.scaleY = selected ? 1.15 : 1;
		}
	};
	return self;
});
// Tower Icon
var TowerIcon = Container.expand(function () {
	var self = Container.call(this);
	self.towerId = 1;
	self.locked = false;
	self.icon = null;
	self.setTower = function (towerId, locked) {
		self.towerId = towerId;
		self.locked = locked;
		if (self.icon) self.icon.destroy();
		var assetId = 'tower' + towerId;
		self.icon = self.attachAsset(assetId, {
			anchorX: 0.5,
			anchorY: 1
		});
		self.icon.alpha = locked ? 0.4 : 1;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222233
});

/**** 
* Game Code
****/ 
// Game state
// Party member icons
// Heart (player dodge object)
// Enemy bullet
// Tower icons
// Orb icons
// Sound effects
// Music
// --- STORAGE PLUGIN ---
var STATE_PARTY_SELECT = 0;
var STATE_TOWER_SELECT = 1;
var STATE_BATTLE = 2;
var STATE_BOSS_DEFEAT = 3;
var STATE_GAME_COMPLETE = 4;
var gameState = STATE_PARTY_SELECT;
// Party selection
var partyMembers = ['white_mage', 'thief', 'martial'];
// Load persistent party and orbs if available
var selectedParty = [];
var collectedOrbs = [false, false, false, false];
(function () {
	var savedParty = storage.selectedParty;
	var savedOrbs = storage.collectedOrbs;
	if (savedParty && Array.isArray(savedParty) && savedParty.length === 3) {
		selectedParty = savedParty.slice();
	}
	if (savedOrbs && Array.isArray(savedOrbs) && savedOrbs.length === 4) {
		collectedOrbs = savedOrbs.slice();
	}
})();
var partyIcons = [];
var partySelectText = null;
// Tower selection
var towers = [{
	id: 1,
	name: 'Amethyst Tower',
	orb: 1
}, {
	id: 2,
	name: 'Emerald Tower',
	orb: 2
}, {
	id: 3,
	name: 'Amber Tower',
	orb: 3
}, {
	id: 4,
	name: 'Crimson Tower',
	orb: 4
}, {
	id: 5,
	name: 'Obsidian Tower',
	orb: 0
}];
var towerIcons = [];
var orbIcons = [];
var towerSelectText = null;
// Battle
var heart = null;
var heartStartX = 0;
var heartStartY = 0;
var heartDragging = false;
var heartDragOffsetX = 0;
var heartDragOffsetY = 0;
var battleBullets = [];
var battleTimer = 0;
var battlePhase = 0;
var battleBoss = null;
var battleBossId = 0;
var battleBossHP = 0;
var battleBossMaxHP = 0;
var battleBossText = null;
var battleHPText = null;
var battleOrbsText = null;
var battleActive = false;
var battleWin = false;
var battleLose = false;
var battleEndTimeout = null;
// GUI
var guiParty = [];
var guiOrbs = [];
var guiHP = null;
// Utility
function resetGame() {
	// Reset all state
	gameState = STATE_PARTY_SELECT;
	selectedParty = [];
	collectedOrbs = [false, false, false, false];
	for (var i = 0; i < partyIcons.length; i++) partyIcons[i].destroy();
	partyIcons = [];
	for (var i = 0; i < towerIcons.length; i++) towerIcons[i].destroy();
	towerIcons = [];
	for (var i = 0; i < orbIcons.length; i++) orbIcons[i].destroy();
	orbIcons = [];
	if (partySelectText) {
		partySelectText.destroy();
		partySelectText = null;
	}
	if (towerSelectText) {
		towerSelectText.destroy();
		towerSelectText = null;
	}
	if (heart) {
		heart.destroy();
		heart = null;
	}
	for (var i = 0; i < battleBullets.length; i++) battleBullets[i].destroy();
	battleBullets = [];
	if (battleBossText) {
		battleBossText.destroy();
		battleBossText = null;
	}
	if (battleHPText) {
		battleHPText.destroy();
		battleHPText = null;
	}
	if (battleOrbsText) {
		battleOrbsText.destroy();
		battleOrbsText = null;
	}
	if (battleEndTimeout) {
		LK.clearTimeout(battleEndTimeout);
		battleEndTimeout = null;
	}
	for (var i = 0; i < guiParty.length; i++) guiParty[i].destroy();
	guiParty = [];
	for (var i = 0; i < guiOrbs.length; i++) guiOrbs[i].destroy();
	guiOrbs = [];
	if (guiHP) {
		guiHP.destroy();
		guiHP = null;
	}
	LK.setScore(0);
	// Clear persistent stats on full reset
	delete storage.selectedParty;
	delete storage.collectedOrbs;
	startPartySelect();
}
// --- PARTY SELECT ---
function startPartySelect() {
	gameState = STATE_PARTY_SELECT;
	selectedParty = [];
	// Show party selection text
	partySelectText = new Text2('Choose your party (tap to select 3):', {
		size: 90,
		fill: '#fff'
	});
	partySelectText.anchor.set(0.5, 0);
	partySelectText.x = 2048 / 2;
	partySelectText.y = 180;
	game.addChild(partySelectText);
	// Show icons for each member
	var spacing = 400;
	var startX = 2048 / 2 - spacing;
	for (var i = 0; i < partyMembers.length; i++) {
		var icon = new PartyIcon();
		icon.setType(partyMembers[i]);
		icon.x = startX + i * spacing;
		icon.y = 600;
		icon.setSelected(false);
		icon.memberId = partyMembers[i];
		icon.index = i;
		partyIcons.push(icon);
		game.addChild(icon);
	}
}
// Handle party icon selection
function handlePartySelect(x, y, obj) {
	if (gameState !== STATE_PARTY_SELECT) return;
	for (var i = 0; i < partyIcons.length; i++) {
		var icon = partyIcons[i];
		var dx = x - icon.x;
		var dy = y - icon.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 80) {
			// Toggle selection
			var idx = selectedParty.indexOf(icon.memberId);
			if (idx === -1 && selectedParty.length < 3) {
				selectedParty.push(icon.memberId);
				icon.setSelected(true);
			} else if (idx !== -1) {
				selectedParty.splice(idx, 1);
				icon.setSelected(false);
			}
			// If 3 selected, proceed
			if (selectedParty.length === 3) {
				// Save party selection persistently
				storage.set('selectedParty', selectedParty.slice());
				LK.setTimeout(function () {
					for (var j = 0; j < partyIcons.length; j++) partyIcons[j].destroy();
					partyIcons = [];
					if (partySelectText) {
						partySelectText.destroy();
						partySelectText = null;
					}
					startTowerSelect();
				}, 400);
			}
			break;
		}
	}
}
// --- TOWER SELECT ---
function startTowerSelect() {
	gameState = STATE_TOWER_SELECT;
	// Show tower select text
	towerSelectText = new Text2('Choose a tower to conquer:', {
		size: 90,
		fill: '#fff'
	});
	towerSelectText.anchor.set(0.5, 0);
	towerSelectText.x = 2048 / 2;
	towerSelectText.y = 180;
	game.addChild(towerSelectText);
	// Show towers
	var spacing = 350;
	var startX = 2048 / 2 - spacing * 2 + spacing / 2;
	for (var i = 0; i < towers.length; i++) {
		var locked = false;
		if (i === 4) {
			// Fifth tower locked until all orbs
			locked = !(collectedOrbs[0] && collectedOrbs[1] && collectedOrbs[2] && collectedOrbs[3]);
		}
		var icon = new TowerIcon();
		icon.setTower(towers[i].id, locked);
		icon.x = startX + i * spacing;
		icon.y = 700;
		icon.towerIndex = i;
		towerIcons.push(icon);
		game.addChild(icon);
	}
	// Show orbs collected
	for (var i = 0; i < 4; i++) {
		var orb = new OrbIcon();
		orb.setOrb(i + 1, collectedOrbs[i]);
		orb.x = 2048 / 2 - 200 + i * 130;
		orb.y = 1200;
		orbIcons.push(orb);
		game.addChild(orb);
	}
}
// Handle tower icon selection
function handleTowerSelect(x, y, obj) {
	if (gameState !== STATE_TOWER_SELECT) return;
	for (var i = 0; i < towerIcons.length; i++) {
		var icon = towerIcons[i];
		var dx = x - icon.x;
		var dy = y - (icon.y - 150);
		if (dx > -90 && dx < 90 && dy > 0 && dy < 300) {
			if (icon.locked) {
				// Do nothing
				return;
			}
			// Start battle for this tower
			var towerIdx = icon.towerId - 1;
			for (var j = 0; j < towerIcons.length; j++) towerIcons[j].destroy();
			towerIcons = [];
			for (var j = 0; j < orbIcons.length; j++) orbIcons[j].destroy();
			orbIcons = [];
			if (towerSelectText) {
				towerSelectText.destroy();
				towerSelectText = null;
			}
			startBattle(towerIdx);
			break;
		}
	}
}
// --- BATTLE ---
function startBattle(towerIdx) {
	gameState = STATE_BATTLE;
	battleActive = true;
	battleWin = false;
	battleLose = false;
	battlePhase = 0;
	battleTimer = 0;
	battleBossId = towerIdx + 1;
	battleBossHP = 10 + towerIdx * 5;
	battleBossMaxHP = battleBossHP;
	battleBullets = [];
	LK.playMusic(towerIdx === 4 ? 'boss_theme' : 'battle_theme');
	// Show heart
	heart = new Heart();
	heart.x = 2048 / 2;
	heart.y = 1800;
	heartStartX = heart.x;
	heartStartY = heart.y;
	game.addChild(heart);
	// Show boss name
	var bossNames = ['Amethyst Guardian', 'Emerald Warden', 'Amber Sentinel', 'Crimson Overlord', 'Obsidian Nemesis'];
	battleBossText = new Text2(bossNames[towerIdx], {
		size: 100,
		fill: '#fff'
	});
	battleBossText.anchor.set(0.5, 0);
	battleBossText.x = 2048 / 2;
	battleBossText.y = 200;
	game.addChild(battleBossText);
	// Show HP
	battleHPText = new Text2('HP: ' + battleBossHP, {
		size: 80,
		fill: '#fff'
	});
	battleHPText.anchor.set(0.5, 0);
	battleHPText.x = 2048 / 2;
	battleHPText.y = 350;
	game.addChild(battleHPText);
	// Show orbs
	battleOrbsText = new Text2('Orbs: ' + getOrbsCount() + '/4', {
		size: 60,
		fill: '#fff'
	});
	battleOrbsText.anchor.set(0.5, 0);
	battleOrbsText.x = 2048 / 2;
	battleOrbsText.y = 450;
	game.addChild(battleOrbsText);
	// Show party in GUI
	for (var i = 0; i < selectedParty.length; i++) {
		var icon = new PartyIcon();
		icon.setType(selectedParty[i]);
		icon.x = 200 + i * 150;
		icon.y = 100;
		icon.setSelected(true);
		guiParty.push(icon);
		LK.gui.top.addChild(icon);
	}
	// Show orbs in GUI
	for (var i = 0; i < 4; i++) {
		var orb = new OrbIcon();
		orb.setOrb(i + 1, collectedOrbs[i]);
		orb.x = 2048 - 200 - (3 - i) * 120;
		orb.y = 100;
		guiOrbs.push(orb);
		LK.gui.top.addChild(orb);
	}
	// Show HP in GUI
	guiHP = new Text2('❤', {
		size: 80,
		fill: '#ff3366'
	});
	guiHP.anchor.set(0, 0);
	guiHP.x = 120;
	guiHP.y = 220;
	LK.gui.top.addChild(guiHP);
}
// Get orbs count
function getOrbsCount() {
	var c = 0;
	for (var i = 0; i < collectedOrbs.length; i++) if (collectedOrbs[i]) c++;
	return c;
}
// Handle heart drag
function handleHeartDrag(x, y, obj) {
	if (gameState !== STATE_BATTLE || !battleActive) return;
	if (!heart) return;
	// Clamp to battle box
	var minX = 2048 / 2 - 350,
		maxX = 2048 / 2 + 350;
	var minY = 1200,
		maxY = 2200;
	heart.x = Math.max(minX, Math.min(maxX, x));
	heart.y = Math.max(minY, Math.min(maxY, y));
}
// Handle heart down
function handleHeartDown(x, y, obj) {
	if (gameState !== STATE_BATTLE || !battleActive) return;
	if (!heart) return;
	var dx = x - heart.x;
	var dy = y - heart.y;
	var dist = Math.sqrt(dx * dx + dy * dy);
	if (dist < heart.radius + 10) {
		heartDragging = true;
		heartDragOffsetX = dx;
		heartDragOffsetY = dy;
	}
}
// Handle heart up
function handleHeartUp(x, y, obj) {
	if (gameState !== STATE_BATTLE || !battleActive) return;
	heartDragging = false;
}
// --- BATTLE UPDATE ---
function updateBattle() {
	if (gameState !== STATE_BATTLE || !battleActive) return;
	// Update heart
	if (heart) heart.update();
	// Update bullets
	for (var i = battleBullets.length - 1; i >= 0; i--) {
		var b = battleBullets[i];
		b.update();
		if (!b.active) {
			battleBullets.splice(i, 1);
			continue;
		}
		// Collision with heart
		if (!heart.invincible && circleIntersect(heart.x, heart.y, heart.radius, b.x, b.y, b.radius)) {
			// Hit!
			heart.setInvincible(40);
			LK.effects.flashObject(heart, 0xff0000, 400);
			LK.getSound('hit').play();
			LK.setScore(LK.getScore() + 1);
			// Lose if hit 3 times
			if (LK.getScore() >= 3) {
				battleLose = true;
				battleActive = false;
				endBattle(false);
				return;
			}
		}
	}
	// Boss attack pattern
	battleTimer++;
	if (battleBossId === 5) {
		// Final boss: mix of all patterns
		if (battleTimer % 30 === 0) {
			spawnBulletPattern(battleTimer / 300 % 4 | 0);
		}
	} else {
		if (battleTimer % 40 === 0) {
			spawnBulletPattern(battleBossId - 1);
		}
	}
	// Win condition: survive for N ticks or reduce boss HP
	if (battleBossHP <= 0) {
		battleWin = true;
		battleActive = false;
		endBattle(true);
		return;
	}
}
// --- BATTLE PATTERNS ---
function spawnBulletPattern(patternId) {
	var cx = 2048 / 2,
		cy = 1700;
	if (patternId === 0) {
		// Simple downward rain
		for (var i = 0; i < 5; i++) {
			var b = new EnemyBullet();
			b.init(cx - 300 + 150 * i, 1200, 0, 12);
			battleBullets.push(b);
			game.addChild(b);
		}
	} else if (patternId === 1) {
		// Sine wave
		for (var i = 0; i < 4; i++) {
			var b = new EnemyBullet();
			b.init(cx - 200 + 200 * i, 1200, Math.sin(LK.ticks / 20 + i) * 6, 10);
			battleBullets.push(b);
			game.addChild(b);
		}
	} else if (patternId === 2) {
		// Spiral
		var angle = LK.ticks % 360 / 180 * Math.PI;
		for (var i = 0; i < 6; i++) {
			var a = angle + i * Math.PI / 3;
			var b = new EnemyBullet();
			b.init(cx, 1400, Math.cos(a) * 8, Math.sin(a) * 8 + 8);
			battleBullets.push(b);
			game.addChild(b);
		}
	} else if (patternId === 3) {
		// Random bursts
		for (var i = 0; i < 8; i++) {
			var a = Math.random() * Math.PI * 2;
			var b = new EnemyBullet();
			b.init(cx, 1500, Math.cos(a) * 10, Math.sin(a) * 10 + 10);
			battleBullets.push(b);
			game.addChild(b);
		}
	}
	// Boss HP drops a bit each pattern
	battleBossHP--;
	if (battleBossHP < 0) battleBossHP = 0;
	if (battleHPText) battleHPText.setText('HP: ' + battleBossHP);
}
// --- END BATTLE ---
function endBattle(win) {
	if (win) {
		LK.getSound('boss_defeat').play();
		// Collect orb if not final boss
		if (battleBossId <= 4) {
			collectedOrbs[battleBossId - 1] = true;
			// Save orbs persistently
			storage.set('collectedOrbs', collectedOrbs.slice());
			LK.getSound('collect_orb').play();
		}
		// Show win text
		var winText = new Text2('Victory!', {
			size: 140,
			fill: '#fff'
		});
		winText.anchor.set(0.5, 0.5);
		winText.x = 2048 / 2;
		winText.y = 1200;
		game.addChild(winText);
		LK.effects.flashScreen(0x00ff00, 800);
		battleEndTimeout = LK.setTimeout(function () {
			winText.destroy();
			cleanupBattle();
			if (battleBossId === 5) {
				// Game complete
				showGameComplete();
			} else {
				startTowerSelect();
			}
		}, 1800);
	} else {
		// Lose
		var loseText = new Text2('Defeated!', {
			size: 140,
			fill: '#fff'
		});
		loseText.anchor.set(0.5, 0.5);
		loseText.x = 2048 / 2;
		loseText.y = 1200;
		game.addChild(loseText);
		LK.effects.flashScreen(0xff0000, 800);
		battleEndTimeout = LK.setTimeout(function () {
			loseText.destroy();
			cleanupBattle();
			startTowerSelect();
		}, 1800);
	}
}
// --- CLEANUP BATTLE ---
function cleanupBattle() {
	if (heart) {
		heart.destroy();
		heart = null;
	}
	for (var i = 0; i < battleBullets.length; i++) battleBullets[i].destroy();
	battleBullets = [];
	if (battleBossText) {
		battleBossText.destroy();
		battleBossText = null;
	}
	if (battleHPText) {
		battleHPText.destroy();
		battleHPText = null;
	}
	if (battleOrbsText) {
		battleOrbsText.destroy();
		battleOrbsText = null;
	}
	for (var i = 0; i < guiParty.length; i++) guiParty[i].destroy();
	guiParty = [];
	for (var i = 0; i < guiOrbs.length; i++) guiOrbs[i].destroy();
	guiOrbs = [];
	if (guiHP) {
		guiHP.destroy();
		guiHP = null;
	}
	LK.setScore(0);
	LK.stopMusic();
}
// --- GAME COMPLETE ---
function showGameComplete() {
	gameState = STATE_GAME_COMPLETE;
	var completeText = new Text2('You conquered all towers!\nQuest Complete!', {
		size: 120,
		fill: '#fff'
	});
	completeText.anchor.set(0.5, 0.5);
	completeText.x = 2048 / 2;
	completeText.y = 1200;
	game.addChild(completeText);
	LK.effects.flashScreen(0x00ffcc, 1200);
	LK.setTimeout(function () {
		completeText.destroy();
		resetGame();
	}, 3000);
}
// --- CIRCLE INTERSECT ---
function circleIntersect(x1, y1, r1, x2, y2, r2) {
	var dx = x1 - x2,
		dy = y1 - y2;
	var dist = Math.sqrt(dx * dx + dy * dy);
	return dist < r1 + r2 - 10;
}
// --- GAME EVENTS ---
game.down = function (x, y, obj) {
	if (gameState === STATE_PARTY_SELECT) {
		handlePartySelect(x, y, obj);
	} else if (gameState === STATE_TOWER_SELECT) {
		handleTowerSelect(x, y, obj);
	} else if (gameState === STATE_BATTLE && battleActive) {
		handleHeartDown(x, y, obj);
	}
};
game.move = function (x, y, obj) {
	if (gameState === STATE_BATTLE && battleActive && heartDragging) {
		handleHeartDrag(x - heartDragOffsetX, y - heartDragOffsetY, obj);
	}
};
game.up = function (x, y, obj) {
	if (gameState === STATE_BATTLE && battleActive) {
		handleHeartUp(x, y, obj);
	}
};
// --- GAME UPDATE ---
game.update = function () {
	if (gameState === STATE_BATTLE && battleActive) {
		updateBattle();
	}
};
// --- START GAME ---
LK.playMusic('main_theme');
resetGame();

===================================================================
--- original.js
+++ change.js
@@ -301,10 +301,10 @@
 		guiHP = null;
 	}
 	LK.setScore(0);
 	// Clear persistent stats on full reset
-	storage.remove('selectedParty');
-	storage.remove('collectedOrbs');
+	delete storage.selectedParty;
+	delete storage.collectedOrbs;
 	startPartySelect();
 }
 // --- PARTY SELECT ---
 function startPartySelect() {