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

/**** 
* Classes
****/ 
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	self.active = true;
	var bombGraphics = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 60,
		height: 60,
		tint: 0xff0000
	});
	self.update = function () {
		if (!player || !self.active) {
			return;
		}
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 80) {
			self.active = false;
			// Deal 20 damage to all non-boss enemies on screen
			for (var i = enemies.length - 1; i >= 0; i--) {
				var enemy = enemies[i];
				var screenDx = Math.abs(enemy.x - player.x);
				var screenDy = Math.abs(enemy.y - player.y);
				if (screenDx < 1024 && screenDy < 1366) {
					// Deal 20 damage, drop exp and remove if dead
					if (enemy.takeDamage(20)) {
						dropExpOrb(enemy.x, enemy.y);
						enemy.destroy();
						enemies.splice(i, 1);
					}
				}
			}
			LK.effects.flashScreen(0xff0000, 300);
			if (self.parent) {
				self.destroy();
			}
			return true;
		}
	};
	return self;
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	self.damage = 10;
	self.speed = 15;
	self.dirX = 0;
	self.dirY = 0;
	self.piercing = 1;
	self.hitEnemies = [];
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Seviye seçim ekranı açıkken hiçbir şey yapma
		if (skillSelectionActive) {
			return;
		}
		// Hareket
		this.x += this.dirX * this.speed;
		this.y += this.dirY * this.speed;
		// Ekranın çok uzağına çıktıysa sil
		var dx = this.x - player.x;
		var dy = this.y - player.y;
		if (Math.abs(dx) > 2000 || Math.abs(dy) > 2000) {
			this.destroy();
			var bi = bullets.indexOf(this);
			if (bi >= 0) {
				bullets.splice(bi, 1);
			}
			return;
		}
		// “Menzil” filtresi: bu top silahının menzili WEAPONS.ball.range
		var maxRange = WEAPONS.ball.range * (player.weapons && player.weapons.ball ? player.weapons.ball.rngMul : 1);
		// (Eğer o envanterde yoksa rngMul=1 varsaydık)
		// Düşmana çarpma kontrolü & menzil filtresi
		for (var i = enemies.length - 1; i >= 0; i--) {
			var e = enemies[i];
			if (this.intersects(e) && isWithinRange(e, maxRange)) {
				damageEnemy(e, this.damage);
				this.destroy();
				var bi2 = bullets.indexOf(this);
				if (bi2 >= 0) {
					bullets.splice(bi2, 1);
				}
				return;
			}
		}
	};
	return self;
});
// ChickenLeg pickup class
var ChickenLeg = Container.expand(function () {
	var self = Container.call(this);
	self.active = true;
	var chickenLegGraphics = self.attachAsset('chickenLeg', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 60,
		height: 60
	});
	self.update = function () {
		if (!player || !self.active) {
			return;
		}
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 80) {
			self.active = false;
			// Heal player for 30% of max HP, but not above max HP
			var healAmount = Math.floor(player.maxHp * 0.3);
			var oldHp = player.hp;
			player.hp = Math.min(player.hp + healAmount, player.maxHp);
			var actualHealed = player.hp - oldHp;
			if (actualHealed > 0) {
				LK.effects.flashObject(player, 0x00ff00, 300);
				// Show green HP gain text with black border
				var healText = new Text2('+' + actualHealed.toFixed(1), {
					size: 48,
					fill: 0x00ff00,
					stroke: 0x000000,
					strokeThickness: 4
				});
				healText.anchor.set(0.5);
				healText.x = player.x;
				healText.y = player.y - (player.height ? player.height / 2 : 60);
				healText.alpha = 1;
				gameContainer.addChild(healText);
				tween(healText, {
					y: healText.y - 60,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.linear,
					onFinish: function onFinish() {
						if (healText.parent) {
							healText.destroy();
						}
					}
				});
			}
			LK.getSound('pickup').play();
			if (self.parent) {
				self.destroy();
			}
			return true;
		}
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	self.hp = 20;
	self.maxHp = 20;
	self.damage = 10;
	self.speed = 2;
	self.expValue = 5;
	self.type = 'normal';
	self.critChance = 0.25; // Düşmanlar da %25 kritik vuruş şansı ile başlar
	var enemyGraphics = self.attachAsset('zombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.takeDamage = function (amount) {
		self.hp -= amount;
		LK.effects.flashObject(self, 0xff0000, 200);
		if (self.hp <= 0) {
			return true; // Enemy died
		}
		return false; // Enemy still alive
	};
	self.update = function () {
		if (!player || skillSelectionActive) {
			return;
		}
		// Flip enemy graphic to face player
		if (self.x < player.x) {
			enemyGraphics.scaleX = 1;
		} else if (self.x > player.x) {
			enemyGraphics.scaleX = -1;
		}
		// Debuff: Stun
		if (self.stunBuff && self.stunBuffTime !== undefined) {
			var stunDuration = Math.floor(self.stunBuff * 60); // seconds to frames
			if (gameTime - self.stunBuffTime < stunDuration) {
				// Stunned: do not move or attack
				return;
			} else {
				self.stunBuff = 0;
				self.stunBuffTime = undefined;
			}
		}
		// 1) Oyuncuya olan vektörü bul
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		// Debuff: Slow
		var speedMul = 1;
		if (self.slowBuff && self.slowBuffTime !== undefined) {
			var slowDuration = 120; // 2 seconds
			if (gameTime - self.slowBuffTime < slowDuration) {
				speedMul = Math.max(0, 1 - self.slowBuff / 100);
			} else {
				self.slowBuff = 0;
				self.slowBuffTime = undefined;
			}
		}
		// 2) Eğer düşman, oyuncuya 150 pikselden yakınsa hareket etme
		if (dist > 150) {
			// 3) Aksi halde 50px uzaktan hareket et
			self.x += dx / dist * self.speed * speedMul;
			self.y += dy / dist * self.speed * speedMul;
		}
		// Bleeding+
		if (self.bleedBuff && self.bleedBuffTime !== undefined) {
			var bleedDuration = 240; // 4 seconds (60fps)
			if (gameTime - self.bleedBuffTime < bleedDuration) {
				// Every 30 frames (0.5s), apply bleed damage
				if (!self.bleedTicks) {
					self.bleedTicks = 0;
				}
				var ticks = Math.floor((gameTime - self.bleedBuffTime) / 30);
				while (self.bleedTicks < ticks) {
					var bleedDmg = self.maxHp * (self.bleedBuff / 100); // allow fractional
					self.hp -= bleedDmg;
					LK.effects.flashObject(self, 0xaa0000, 100);
					// Show damage text for bleeding (always, even if <1)
					var dmgText = new Text2(bleedDmg.toFixed(1), {
						size: 48,
						fill: 0x00ff00,
						// green for regen, but for bleed use red
						stroke: 0x000000,
						strokeThickness: 4
					});
					dmgText.setText('-' + bleedDmg.toFixed(1));
					dmgText.fill = 0xff3333;
					dmgText.anchor.set(0.5);
					dmgText.x = self.x;
					dmgText.y = self.y - (self.height ? self.height / 2 : 60);
					dmgText.alpha = 1;
					gameContainer.addChild(dmgText);
					tween(dmgText, {
						y: dmgText.y - 60,
						alpha: 0
					}, {
						duration: 500,
						easing: tween.linear,
						onFinish: function onFinish() {
							if (dmgText.parent) {
								dmgText.destroy();
							}
						}
					});
					if (self.hp <= 0) {
						if (self.parent) {
							self.destroy();
						}
						break;
					}
					self.bleedTicks++;
				}
			} else {
				self.bleedBuff = 0;
				self.bleedBuffTime = undefined;
				self.bleedTicks = 0;
			}
		}
		// Grit Wound+
		if (self.gritWound && self.lastGritWoundTime !== undefined) {
			var gritDuration = 240; // 4 seconds
			if (gameTime - self.lastGritWoundTime < gritDuration) {
				// No regen logic here, but you can use self.gritWound for regen reduction elsewhere
				// Example: If you add enemy regen, show green text here
				if (self.enemyRegen && self.hp < self.maxHp) {
					var regenAmount = self.maxHp * (self.enemyRegen / 100);
					if (self.gritWound > 0) {
						regenAmount = regenAmount * (1 - self.gritWound / 100);
					}
					var oldHp = self.hp;
					self.hp = Math.min(self.hp + regenAmount, self.maxHp);
					var actualHealed = self.hp - oldHp;
					if (actualHealed > 0) {
						// Show green HP gain text with black border
						var healText = new Text2('+' + actualHealed.toFixed(1), {
							size: 48,
							fill: 0x00ff00,
							stroke: 0x000000,
							strokeThickness: 4
						});
						healText.anchor.set(0.5);
						healText.x = self.x;
						healText.y = self.y - (self.height ? self.height / 2 : 60);
						healText.alpha = 1;
						gameContainer.addChild(healText);
						tween(healText, {
							y: healText.y - 60,
							alpha: 0
						}, {
							duration: 500,
							easing: tween.linear,
							onFinish: function onFinish() {
								if (healText.parent) {
									healText.destroy();
								}
							}
						});
					}
				}
			} else {
				self.gritWound = 0;
				self.lastGritWoundTime = undefined;
			}
		}
		// Burada asla destroy() yok; sadece hareketi sınırlıyoruz
	};
	return self;
});
var ExpOrb = Container.expand(function () {
	var self = Container.call(this);
	// 1) spawnTime kaydet
	self.spawnTime = gameTime;
	self.value = 1; // Each orb always gives 1 EXP
	self.magnetSpeed = 0;
	var orbGraphics = self.attachAsset('expOrb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// ORB YAŞI (frame cinsinden)
		var age = gameTime - self.spawnTime;
		// 2) Eğer 10 saniye geçmişse (600 frame), orb’u yok et ve listeden çıkar
		if (age >= 600) {
			// yok et
			if (self.parent) {
				self.destroy();
			}
			var idx = expOrbs.indexOf(self);
			if (idx >= 0) {
				expOrbs.splice(idx, 1);
			}
			return;
		}
		// 3) Son 5 saniyede (age >= 300), yanıp sönme uygulaması
		if (age >= 300) {
			// kalan süre
			var remaining = 600 - age; // 300’den 0’a kadar azalır
			// blink periyodu: remaining / 50’ye bağlı (en hızlı 1 frame’lik periyot)
			var blinkInterval = Math.ceil(remaining / 50);
			if (blinkInterval < 1) {
				blinkInterval = 1;
			}
			// yaşa göre çift/tek periyoda bölerek görünürlüğü değiştir
			var phase = Math.floor(age / blinkInterval);
			self.visible = phase % 2 === 0;
		} else {
			// son 5 saniye değilse görünür olsun
			self.visible = true;
		}
		// 4) Normal manyetik çekim hareketi
		if (!player || self.magnetSpeed === 0) {
			return;
		}
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist > 0) {
			self.x += dx / dist * self.magnetSpeed;
			self.y += dy / dist * self.magnetSpeed;
		}
	};
	return self;
});
var Joystick = Container.expand(function () {
	var self = Container.call(this);
	self.active = false;
	self.dirX = 0;
	self.dirY = 0;
	var base = self.attachAsset('joystickBase', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	base.alpha = 0.5;
	var knob = self.attachAsset('joystickKnob', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	knob.alpha = 0.7;
	self.setKnobPosition = function (x, y) {
		var dx = x - base.x;
		var dy = y - base.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		var maxDist = 60;
		if (dist > maxDist) {
			dx = dx / dist * maxDist;
			dy = dy / dist * maxDist;
		}
		knob.x = dx;
		knob.y = dy;
		// Defensive: avoid division by zero
		if (maxDist === 0) {
			self.dirX = 0;
			self.dirY = 0;
		} else {
			self.dirX = dx / maxDist;
			self.dirY = dy / maxDist;
		}
	};
	self.reset = function () {
		knob.x = 0;
		knob.y = 0;
		self.dirX = 0;
		self.dirY = 0;
		self.active = false;
	};
	return self;
});
var Magnet = Container.expand(function () {
	var self = Container.call(this);
	self.active = true;
	var magnetGraphics = self.attachAsset('magnet', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 60,
		height: 60,
		tint: 0x0099ff
	});
	self.update = function () {
		if (!player || !self.active) {
			return;
		}
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 80) {
			self.active = false;
			// Magnetize all exp orbs on screen
			for (var i = 0; i < expOrbs.length; i++) {
				var orb = expOrbs[i];
				var orbDx = Math.abs(orb.x - player.x);
				var orbDy = Math.abs(orb.y - player.y);
				if (orbDx < 1024 && orbDy < 1366) {
					orb.magnetSpeed = 20;
				}
			}
			if (self.parent) {
				self.destroy();
			}
			return true;
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	self.level = 1;
	self.exp = 0;
	self.expToNext = 10;
	self.hp = 100;
	self.maxHp = 100;
	self.damage = 10.0;
	self.fireRate = 30;
	self.bulletSpeed = 15;
	self.moveSpeed = 5;
	self.pickupRange = 100;
	self.lastFire = 0;
	self.critChance = 0.25; // Oyuncu başlangıçta %25 kritik vuruş şansı
	/* ===== BUFFS ===== */
	self.buffs = {
		damageReduction: 0,
		// percent, e.g. 10 means 10%
		moveSpeed: 0,
		// percent, e.g. 20 means 20%
		hpRegen: 0,
		// percent per 5s
		damageReflection: 0,
		// percent
		gritWound: 0,
		// percent
		enemySlow: 0,
		// percent
		enemyStun: 0,
		// seconds
		bleeding: 0,
		// percent per tick
		critChance: 0 // Critical Hit Chance+ buff, percent (15 means +15%)
	};
	self.lastRegenTime = 0;
	/* ===== WEAPON INVENTORY ===== */
	self.weapons = {}; // key → instance
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.takeDamage = function (amount) {
		// Damage Reduction+
		var finalAmount = amount;
		if (self.buffs.damageReduction > 0) {
			finalAmount = Math.ceil(amount * (1 - self.buffs.damageReduction / 100));
		}
		self.hp -= finalAmount;
		LK.effects.flashObject(self, 0xff0000, 300);
		LK.getSound('damageTaken').play();
		// Damage Reflection+
		if (self.buffs.damageReflection > 0 && enemies.length > 0) {
			// Find nearest enemy in contact (or just first in range)
			for (var i = 0; i < enemies.length; i++) {
				var e = enemies[i];
				var dx = e.x - self.x;
				var dy = e.y - self.y;
				var distSq = dx * dx + dy * dy;
				if (distSq <= 22500) {
					// same as contact check
					var reflectDmg = Math.ceil(finalAmount * self.buffs.damageReflection / 100);
					if (reflectDmg > 0) {
						damageEnemy(e, reflectDmg);
						// Show damage text for reflection
						var dmgText = new Text2(reflectDmg.toFixed(1), {
							size: 48,
							fill: 0xffffff,
							stroke: 0x000000,
							strokeThickness: 4
						});
						dmgText.anchor.set(0.5);
						dmgText.x = e.x;
						dmgText.y = e.y - (e.height ? e.height / 2 : 60);
						dmgText.alpha = 1;
						gameContainer.addChild(dmgText);
						tween(dmgText, {
							y: dmgText.y - 60,
							alpha: 0
						}, {
							duration: 500,
							easing: tween.linear,
							onFinish: function onFinish() {
								if (dmgText.parent) {
									dmgText.destroy();
								}
							}
						});
					}
					break;
				}
			}
		}
		if (self.hp <= 0) {
			LK.showGameOver();
		}
	};
	self.gainExp = function (amount) {
		// Add exp orbs
		self.exp += amount;
		// Level up if exp orbs >= current level
		while (self.exp >= self.level) {
			self.exp -= self.level;
			self.levelUp();
		}
	};
	self.update = function () {
		// Flip player graphic based on movement direction
		if (self.lastX === undefined) {
			self.lastX = self.x;
		}
		if (self.x > self.lastX) {
			playerGraphics.scaleX = 1;
		} else if (self.x < self.lastX) {
			playerGraphics.scaleX = -1;
		}
		self.lastX = self.x;
		// Movement Speed+
		if (self.buffs.moveSpeed > 0) {
			self.moveSpeed = 5 * (1 + self.buffs.moveSpeed / 100);
		} else {
			self.moveSpeed = 5;
		}
		// HP Regeneration+
		if (self.buffs.hpRegen > 0 && gameTime - (self.lastRegenTime || 0) >= 300) {
			var regenAmount = self.maxHp * (self.buffs.hpRegen / 100); // allow fractional regen
			if (regenAmount > 0 && self.hp < self.maxHp) {
				var oldHp = self.hp;
				self.hp = Math.min(self.hp + regenAmount, self.maxHp);
				var actualHealed = self.hp - oldHp;
				if (actualHealed > 0) {
					LK.effects.flashObject(self, 0x00ff00, 200);
					// Show green HP gain text with black border
					var healText = new Text2('+' + actualHealed.toFixed(1), {
						size: 48,
						fill: 0x00ff00,
						stroke: 0x000000,
						strokeThickness: 4
					});
					healText.anchor.set(0.5);
					healText.x = self.x;
					healText.y = self.y - (self.height ? self.height / 2 : 60);
					healText.alpha = 1;
					gameContainer.addChild(healText);
					tween(healText, {
						y: healText.y - 60,
						alpha: 0
					}, {
						duration: 500,
						easing: tween.linear,
						onFinish: function onFinish() {
							if (healText.parent) {
								healText.destroy();
							}
						}
					});
				}
			}
			self.lastRegenTime = gameTime;
		}
		for (var k in self.weapons) {
			var inst = self.weapons[k],
				meta = WEAPONS[k];
			if (--inst.cdCnt <= 0) {
				fireWeapon(k, inst, meta);
				inst.cdCnt = meta.cd;
			}
		}
	};
	self.levelUp = function () {
		self.level++;
		// self.exp is now handled in gainExp, do not reset here
		self.expToNext = self.level * 15;
		self.maxHp += 10;
		// Do NOT restore full health on level up
		// self.hp = self.maxHp;
		// Increase movement speed by 4% per level up
		self.moveSpeed *= 1.04;
		LK.getSound('levelup').play();
		showSkillSelection();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x111111
});

/**** 
* Game Code
****/ 
/* ==== UNIVERSAL HELPERS ==== */
function isWithinRange(e, maxRange) {
	var dx = e.x - player.x;
	var dy = e.y - player.y;
	return dx * dx + dy * dy <= maxRange * maxRange;
}
function addWeapon(key) {
	//  <-- artık global
	if (player && Object.keys(player.weapons).length >= 6) {
		return; // Zaten 6 silah varsa yeni eklemeye izin verme
	}
	var m = WEAPONS[key];
	var target = player ? player : {
		weapons: {}
	}; // sınıf kurulumunda da çalışsın
	target.weapons[key] = {
		cd: m.cd,
		cdCnt: m.cd,
		dmgMul: 1,
		rngMul: 1,
		sizeMul: 1,
		amount: 1,
		upgrade: 0,
		enchTaken: []
	};
}
function rand(min, max) {
	return min + Math.random() * (max - min);
}
function distSq(a, b) {
	var dx = a.x - b.x,
		dy = a.y - b.y;
	return dx * dx + dy * dy;
}
function unitDir(from, to) {
	var dx = to.x - from.x,
		dy = to.y - from.y,
		d = Math.sqrt(dx * dx + dy * dy);
	return {
		dx: dx / d,
		dy: dy / d,
		len: d
	};
}
/* ==== WEAPON META TABLE ==== */
var WEAPONS = {
	sword: {
		cd: 120,
		dmg: 6,
		range: 200,
		type: 'melee',
		ench: ["Sword Damage+", "Sword Attack Speed+", "Sword Range+", "Sword Size+"],
		up: ["Sword +1", "Sword +2", "Sword +3"]
	},
	boomerang: {
		cd: 180,
		dmg: 6,
		range: 1000,
		type: 'boomerang',
		ench: ["Boomerang Damage+", "Boomerang Attack Speed+", "Boomerang Range+", "Boomerang Size+"],
		up: ["Boomerang +1", "Boomerang +2", "Boomerang +3"]
	},
	ball: {
		cd: 180,
		dmg: 6,
		range: 1000,
		type: 'ball',
		ench: ["Ball Damage+", "Ball Attack Speed+", "Ball Range+", "Ball Size+"],
		up: ["Ball +1", "Ball +2", "Ball +3"]
	},
	rocket: {
		cd: 480,
		dmg: 16,
		range: 1200,
		type: 'rocket',
		ench: ["Rocket Damage+", "Rocket Attack Speed+", "Rocket Range+", "Rocket Size+"],
		up: ["Rocket +1", "Rocket +2", "Rocket +3"]
	},
	brick: {
		cd: 240,
		dmg: 8,
		range: 800,
		type: 'brick',
		ench: ["Brick Damage+", "Brick Attack Speed+", "Brick Range+", "Brick Size+"],
		up: ["Back 75°", "Front 45°", "Back 45°"]
	},
	lightning: {
		cd: 240,
		dmg: 16,
		range: 1500,
		type: 'lightning',
		ench: ["Lightning Damage+", "Lightning Attack Speed+", "Lightning Range+", "Lightning Size+"],
		up: ["Lightning +1", "Lightning +2", "Lightning +3"]
	},
	aura: {
		cd: 60,
		dmg: 2,
		range: 250,
		type: 'aura',
		ench: ["Aura Damage+", "Aura Attack Speed+", "Aura Range+", "Aura Size+"],
		up: ["Slow 25%", "Slow 50%", "Slow 75%"]
	},
	molotov: {
		cd: 180,
		dmg: 6,
		range: 800,
		type: 'molotov',
		ench: ["Molotov Damage+", "Molotov Attack Speed+", "Molotov Range+", "Molotov Size+"],
		up: ["Molotov +1", "Molotov +2", "Molotov +3"]
	},
	shuriken: {
		cd: 180,
		dmg: 6,
		range: 250,
		type: 'shuriken',
		ench: ["Shuriken Damage+", "Shuriken Attack Speed+", "Shuriken Range+", "Shuriken Size+"],
		up: ["Shuriken +1", "Shuriken +2", "Shuriken +3"]
	}
};
var player;
var enemies = [];
var bullets = [];
var expOrbs = [];
var joystick;
var gameTime = 0;
var waveNumber = 1;
// bossSpawned variable removed; boss is now spawned every 10th wave
var selectedSkills = [];
var camera = {
	x: 0,
	y: 0
};
var gameContainer;
var skillSelectionActive = false;
var pickups = [];
var lastPickupSpawn = 0;
// Initialize game world
gameContainer = game.addChild(new Container());
// Tile seamless background image to cover the visible area and follow the camera
var bgTileAsset = LK.getAsset('seamlessBackGround', {
	anchorX: 0,
	anchorY: 0
});
var bgTileWidth = bgTileAsset.width;
var bgTileHeight = bgTileAsset.height;
var bgTilesX = Math.ceil(2048 / bgTileWidth) + 2; // +2 for safe margin
var bgTilesY = Math.ceil(2732 / bgTileHeight) + 2;
var backgroundTiles = [];
for (var i = 0; i < bgTilesX; i++) {
	for (var j = 0; j < bgTilesY; j++) {
		var tile = LK.getAsset('seamlessBackGround', {
			anchorX: 0,
			anchorY: 0
		});
		tile.x = i * bgTileWidth;
		tile.y = j * bgTileHeight;
		gameContainer.addChild(tile);
		backgroundTiles.push(tile);
	}
}
// Create player
player = gameContainer.addChild(new Player());
player.x = 1024;
player.y = 1366;
addWeapon('sword');
// --- Health bar for player ---
// Rectangle health bar (depletes right to left)
player.hpBar = new Container();
player.hpBarBg = LK.getAsset('hpBarRect', {
	anchorX: 0,
	anchorY: 0.5
});
player.hpBarFg = LK.getAsset('hpBarRectFg', {
	anchorX: -0.02,
	anchorY: 0.5
});
player.hpBar.addChild(player.hpBarBg);
player.hpBar.addChild(player.hpBarFg);
player.hpBar.y = -140;
player.hpBar.x = -110; // align left edge to player center
player.addChild(player.hpBar);
// --- Health bar for enemies will be created on spawnEnemy ---
// Create joystick
joystick = new Joystick();
joystick.x = 0;
joystick.y = -200;
LK.gui.bottom.addChild(joystick);
// UI Elements
var timerText = new Text2('00:00', {
	size: 80,
	fill: 0xFFFFFF
});
timerText.anchor.set(0.5, 0);
LK.gui.top.addChild(timerText);
// Add wave number display to top center
var waveText = new Text2('Wave 1', {
	size: 80,
	fill: 0x00FFFF
});
waveText.anchor.set(0.5, 0);
waveText.y = 100;
LK.gui.top.addChild(waveText);
var levelText = new Text2('Level 1', {
	size: 60,
	fill: 0xFFFF00
});
levelText.anchor.set(0, 0);
levelText.y = 10;
levelText.x = 200;
LK.gui.top.addChild(levelText);
var hpText = new Text2('HP: 100/100', {
	size: 60,
	fill: 0xFF0000
});
hpText.anchor.set(1, 0);
hpText.y = 10;
hpText.x = -200;
LK.gui.top.addChild(hpText);
// Spawn functions
function spawnEnemy(type, x, y) {
	var enemy = new Enemy();
	enemy.x = x;
	enemy.y = y;
	enemies.push(enemy);
	gameContainer.addChild(enemy);
	// --- Health bar for enemy ---
	// Rectangle health bar (depletes right to left)
	enemy.hpBar = new Container();
	enemy.hpBarBg = LK.getAsset('enemyHpBarRect', {
		anchorX: 0,
		anchorY: 0.5
	});
	enemy.hpBarFg = LK.getAsset('enemyHpBarRectFg', {
		anchorX: -0.06,
		anchorY: 0.5
	});
	enemy.hpBar.addChild(enemy.hpBarBg);
	enemy.hpBar.addChild(enemy.hpBarFg);
	enemy.hpBar.y = -110;
	enemy.hpBar.x = -80; // align left edge to enemy center
	enemy.addChild(enemy.hpBar);
}
function spawnWave() {
	var spawnCount = 5 + waveNumber * 2;
	var spawnRadius = 1500;
	for (var i = 0; i < spawnCount; i++) {
		var angle = Math.random() * Math.PI * 2;
		var x = player.x + Math.cos(angle) * spawnRadius;
		var y = player.y + Math.sin(angle) * spawnRadius;
		spawnEnemy('normal', x, y);
	}
}
function dropExpOrb(x, y) {
	var orb = new ExpOrb();
	orb.x = x;
	orb.y = y;
	// orb.value is always 1 in ExpOrb class
	expOrbs.push(orb);
	gameContainer.addChild(orb);
}
/* =============================================================== */ 
/*  NINE-WEAPON FIRE / PROJECTILES                                 */
/* =============================================================== */ 
function nearestEnemy() {
	var best = null,
		bestD = 1e9;
	for (var i = 0; i < enemies.length; i++) {
		var d = distSq(player, enemies[i]);
		if (d < bestD) {
			best = enemies[i];
			bestD = d;
		}
	}
	return best;
}
function damageEnemy(e, dmg, attacker) {
	// attacker: optional, can be player or enemy
	// Play hit sound on every hit
	LK.getSound('hit').play();
	// Determine crit chance and crit type
	var critChance = 0.25; // default
	var critType = null; // null, "low", "high"
	var isPlayerAttack = false;
	if (attacker === undefined) {
		attacker = player;
	}
	if (attacker === player) {
		isPlayerAttack = true;
		critChance = player.critChance !== undefined ? player.critChance : 0.25;
	} else if (attacker && attacker.type === 'normal') {
		critChance = attacker.critChance !== undefined ? attacker.critChance : 0.25;
	}
	var critRoll = Math.random();
	var critValue = 1;
	if (critRoll < critChance) {
		// Crit! Now decide low or high
		if (Math.random() < 0.5) {
			critType = "low";
			critValue = 1.2;
		} else {
			critType = "high";
			critValue = 1.4;
		}
	}
	var finalDmg = dmg * critValue;
	// Apply debuffs if player has buffs
	if (player && player.buffs) {
		// Grit Wound+
		if (player.buffs.gritWound > 0) {
			e.gritWound = player.buffs.gritWound;
			e.lastGritWoundTime = gameTime;
		}
		// Enemy Slow+
		if (player.buffs.enemySlow > 0) {
			e.slowBuff = player.buffs.enemySlow;
			e.slowBuffTime = gameTime;
		}
		// Enemy Stun+
		if (player.buffs.enemyStun > 0) {
			e.stunBuff = player.buffs.enemyStun;
			e.stunBuffTime = gameTime;
		}
		// Bleeding+
		if (player.buffs.bleeding > 0) {
			e.bleedBuff = player.buffs.bleeding;
			e.bleedBuffTime = gameTime;
			e.bleedTicks = 0;
		}
	}
	// Hasar yazısı göster
	if (typeof finalDmg === "number") {
		var fillColor = 0xffffff;
		var strokeColor = 0x000000;
		if (isPlayerAttack) {
			if (critType === "low") {
				fillColor = 0xffe066; // sarı
			} else if (critType === "high") {
				fillColor = 0xff3333; // kırmızı
			} else {
				fillColor = 0xffffff; // beyaz
			}
		} else {
			// Enemy attack, use default
			fillColor = 0xff3333;
		}
		var dmgText = new Text2(finalDmg.toFixed(1), {
			size: 48,
			fill: fillColor,
			stroke: strokeColor,
			strokeThickness: 4
		});
		dmgText.anchor.set(0.5);
		dmgText.x = e.x;
		dmgText.y = e.y - (e.height ? e.height / 2 : 60);
		dmgText.alpha = 1;
		gameContainer.addChild(dmgText);
		// Yavaşça yukarı çıkıp kaybolsun
		tween(dmgText, {
			y: dmgText.y - 60,
			alpha: 0
		}, {
			duration: 500,
			easing: tween.linear,
			onFinish: function onFinish() {
				if (dmgText.parent) {
					dmgText.destroy();
				}
			}
		});
	}
	if (e.takeDamage(finalDmg)) {
		// Play death sound (if you have a death sound asset, e.g. 'death')
		if (LK.getSound('death')) {
			LK.getSound('death').play();
		}
		// Ölünce exp orb düşür:
		dropExpOrb(e.x, e.y);
		// Sonra düşmanı kaldır ve yok et:
		var idx = enemies.indexOf(e);
		enemies.splice(idx, 1);
		e.destroy();
	}
}
/* ---- sword (melee slash) ---- */
function swingSword(inst) {
	var sorted = enemies.slice().sort(function (a, b) {
		return distSq(player, a) - distSq(player, b);
	});
	if (sorted.length === 0) {
		return;
	}
	for (var n = 0; n < inst.amount; n++) {
		var idx = n < sorted.length ? n : 0;
		var target = sorted[idx];
		var dir = unitDir(player, target);
		var arc = gameContainer.addChild(new Container());
		arc.x = player.x;
		arc.y = player.y;
		arc.attachAsset('swordHit', {
			anchorX: 0,
			anchorY: 0.5,
			rotation: Math.atan2(dir.dy, dir.dx),
			scaleX: inst.sizeMul,
			scaleY: inst.sizeMul
		});
		arc.life = 10;
		arc.dmg = WEAPONS.sword.dmg * inst.dmgMul;
		arc.hitList = [];
		arc.update = function () {
			if (--this.life <= 0) {
				if (this.parent) {
					this.destroy();
				}
				return;
			}
			var maxRange = WEAPONS.sword.range * inst.rngMul;
			for (var i = enemies.length - 1; i >= 0; i--) {
				var e = enemies[i];
				// hem arc.intersects hem oyuncudan menzil kontrolü
				if (this.hitList.indexOf(e) === -1 && this.intersects(e) && isWithinRange(e, maxRange)) {
					this.hitList.push(e);
					damageEnemy(e, this.dmg);
				}
			}
		};
	}
}
/* ---- boomerang ---- */
function fireBoomerang(inst) {
	var target = nearestEnemy();
	if (!target) {
		return;
	}
	var dir = unitDir(player, target);
	// Bu silahın menzilini WEAPONS tablosundan alıp, inst.rngMul ile ölçekleyebiliriz:
	var maxRange = WEAPONS.boomerang.range * inst.rngMul;
	for (var n = 0; n < inst.amount; n++) {
		var p = gameContainer.addChild(new Container());
		p.attachAsset('boomerang', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		p.x = player.x;
		p.y = player.y;
		p.dirX = dir.dx;
		p.dirY = dir.dy;
		p.speed = 12;
		p.dmg = WEAPONS.boomerang.dmg * inst.dmgMul;
		p.life = 300;
		p.update = function () {
			if (skillSelectionActive) {
				return;
			}
			// 1) Hareket
			this.x += this.dirX * this.speed;
			this.y += this.dirY * this.speed;
			// 2) “life” 150’de geri dönüş
			if (--this.life === 150) {
				var u = unitDir(this, player);
				this.dirX = u.dx;
				this.dirY = u.dy;
			}
			// 3) Boomerang ekranın çok dışına çıktıysa sil
			var dx = this.x - player.x;
			var dy = this.y - player.y;
			if (Math.abs(dx) > 2000 || Math.abs(dy) > 2000) {
				if (this.parent) {
					this.destroy();
				}
				var idx = bullets.indexOf(this);
				if (idx >= 0) {
					bullets.splice(idx, 1);
				}
				return;
			}
			// 4) Düşmanlara çarpma kontrolü & menzil filtresi
			for (var i = enemies.length - 1; i >= 0; i--) {
				var e = enemies[i];
				// e, oyuncudan maxRange uzaklık içindeyse vur:
				if (this.intersects(e) && isWithinRange(e, maxRange)) {
					damageEnemy(e, this.dmg);
					this.destroy();
					var idx2 = bullets.indexOf(this);
					if (idx2 >= 0) {
						bullets.splice(idx2, 1);
					}
					return;
				}
			}
			// 5) “life” sıfırlandıysa sil
			if (this.life <= 0) {
				if (this.parent) {
					this.destroy();
				}
				var idx3 = bullets.indexOf(this);
				if (idx3 >= 0) {
					bullets.splice(idx3, 1);
				}
			}
		};
		bullets.push(p);
	}
}
/* ---- top (rebound ball) ---- */
function fireBall(inst) {
	var target = nearestEnemy();
	if (!target) {
		return;
	}
	var dir = unitDir(player, target);
	for (var n = 0; n < inst.amount; n++) {
		var p = new Bullet();
		p.x = player.x;
		p.y = player.y;
		p.dirX = dir.dx;
		p.dirY = dir.dy;
		p.damage = 12 * inst.dmgMul;
		p.speed = 14;
		bullets.push(p);
		gameContainer.addChild(p);
	}
}
/* ---- rocket ---- */
function fireRocket(inst) {
	var target = nearestEnemy();
	if (!target) {
		return;
	}
	var dir = unitDir(player, target);
	// Bu silahın menzili:
	var maxRange = WEAPONS.rocket.range * inst.rngMul;
	for (var n = 0; n < inst.amount; n++) {
		var p = gameContainer.addChild(new Container());
		p.attachAsset('rocket', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		p.x = player.x;
		p.y = player.y;
		p.dirX = dir.dx;
		p.dirY = dir.dy;
		p.speed = 10;
		p.dmg = WEAPONS.rocket.dmg * inst.dmgMul;
		p.update = function () {
			if (skillSelectionActive) {
				return;
			}
			// 1) Hareket
			this.x += this.dirX * this.speed;
			this.y += this.dirY * this.speed;
			// 2) Düşmana çarpma kontrolü & menzil filtresi
			for (var i = enemies.length - 1; i >= 0; i--) {
				var e = enemies[i];
				// Eğer bu e, oyuncudan maxRange uzaklık içindeyse AoE hasar uygula
				if (this.intersects(e) && isWithinRange(e, maxRange)) {
					LK.getSound('rocketBoom').play();
					// a) Dairesel patlama efekti: 
					//    Yarıçapı örneğin 80px olan turuncu bir daire çiziyoruz, 
					//    yarım saniye sonra yok olmalı (30 frame = 0.5s).
					var explosion = gameContainer.addChild(new Container());
					// Daire efektini LK.getAsset ile oluşturuyoruz:
					var gfx = LK.getAsset('molotovFlame', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: inst.rngMul * (80 / 70),
						// 70: orijinal yarıçap, 80: istenen yarıçap
						scaleY: inst.rngMul * (80 / 70),
						alpha: 0.6,
						tint: 0xFFAA00
					});
					explosion.addChild(gfx);
					explosion.x = this.x;
					explosion.y = this.y;
					explosion.life = 30; // 30 frame = 0.5 saniye (60FPS varsayımıyla)
					explosion.update = function () {
						if (--this.life <= 0) {
							this.destroy();
						} else {
							// Her frame biraz şeffaflaştırmak için:
							this.children[0].alpha = this.life / 30 * 0.6;
						}
					};
					// b) AoE hasar: yine sadece menzil içindekileri vur
					for (var k = enemies.length - 1; k >= 0; k--) {
						var e2 = enemies[k];
						if (distSq(this, e2) < 16000 && isWithinRange(e2, maxRange)) {
							damageEnemy(e2, this.dmg);
						}
					}
					// c) Bu roketi sil
					if (this.parent) {
						this.destroy();
					}
					var bi = bullets.indexOf(this);
					if (bi >= 0) {
						bullets.splice(bi, 1);
					}
					return;
				}
			}
			// 3) Ekranın dışına çıkarsa sil
			var dx = this.x - player.x;
			var dy = this.y - player.y;
			if (Math.abs(dx) > 2000 || Math.abs(dy) > 2000) {
				if (this.parent) {
					this.destroy();
				}
				var bi2 = bullets.indexOf(this);
				if (bi2 >= 0) {
					bullets.splice(bi2, 1);
				}
				return;
			}
		};
		bullets.push(p);
	}
}
/* ---- brick ---- */
function throwBrick(inst, angDeg) {
	var rad = angDeg * Math.PI / 180;
	var p = gameContainer.addChild(new Container());
	p.attachAsset('brick', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	p.x = player.x;
	p.y = player.y;
	p.vx = Math.cos(rad) * 14;
	p.vy = Math.sin(rad) * 14;
	p.g = 0.3;
	p.dmg = WEAPONS.brick.dmg * inst.dmgMul;
	// Bu silahın menzili:
	var maxRange = WEAPONS.brick.range * inst.rngMul;
	p.update = function () {
		if (skillSelectionActive) {
			return;
		}
		// 1) Yerçekimi ve hareket
		this.vy += this.g;
		this.x += this.vx;
		this.y += this.vy;
		// 2) Düşmana çarpma kontrolü & menzil filtresi
		for (var i = enemies.length - 1; i >= 0; i--) {
			var e = enemies[i];
			if (this.intersects(e) && isWithinRange(e, maxRange)) {
				damageEnemy(e, this.dmg);
				if (this.parent) {
					this.destroy();
				}
				return;
			}
		}
		// 3) Belirli mesafeden uzaklaşırsa yok et
		var dx = this.x - player.x;
		var dy = this.y - player.y;
		if (Math.abs(dx) > 2000 || Math.abs(dy) > 2000) {
			if (this.parent) {
				this.destroy();
			}
			return;
		}
	};
}
/* ---- lightning ---- */
function castLightning(inst) {
	// 1) Menzildeki düşmanları filtrele
	var maxRange = WEAPONS.lightning.range * inst.rngMul;
	var candidates = enemies.filter(function (e) {
		var dx = e.x - player.x;
		var dy = e.y - player.y;
		return dx * dx + dy * dy <= maxRange * maxRange;
	});
	if (candidates.length === 0) {
		return;
	}
	// 2) Rastgele birini seç
	var victim = candidates[Math.floor(Math.random() * candidates.length)];
	// 3) Efekti ekle
	var l = gameContainer.addChild(new Container());
	l.attachAsset('lightning', {
		anchorX: 0.5,
		anchorY: 1
	});
	l.x = victim.x;
	l.y = victim.y;
	l.life = 15;
	l.update = function () {
		if (skillSelectionActive) {
			return;
		}
		if (--this.life === 14) {
			damageEnemy(victim, WEAPONS.lightning.dmg * inst.dmgMul);
		}
		if (this.life <= 0) {
			if (this.parent) {
				this.destroy();
			}
		}
	};
}
/* ---- aura ---- */
var auraField = null;
function ensureAura(inst) {
	// 1) Sadece ilk defa oluşturulacak:
	if (!auraField) {
		auraField = player.addChild(new Container());
		auraField.attachAsset('auraField', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.3
		});
		// Oyuncunun tam ortası (yerel koordinat):
		auraField.x = 0;
		auraField.y = 0;
	}
	// 2) Hasar uygulama kısmı (oyuncudan r uzaklıktaysa vur):
	var r = WEAPONS.aura.range * inst.rngMul;
	for (var i = enemies.length - 1; i >= 0; i--) {
		var e = enemies[i];
		var dx = e.x - player.x;
		var dy = e.y - player.y;
		if (dx * dx + dy * dy < r * r) {
			damageEnemy(e, inst.dmgMul * 5);
		}
	}
}
/* ---- molotov ---- */
function throwMolotov(inst) {
	var a = Math.random() * Math.PI * 2,
		d = rand(300, 600),
		tx = player.x + Math.cos(a) * d,
		ty = player.y + Math.sin(a) * d;
	var p = gameContainer.addChild(new Container());
	p.attachAsset('molotov', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	p.x = player.x;
	p.y = player.y;
	var u = unitDir(p, {
		x: tx,
		y: ty
	});
	p.dirX = u.dx;
	p.dirY = u.dy;
	p.speed = 16;
	p.life = 60;
	p.update = function () {
		if (skillSelectionActive) {
			return;
		}
		this.x += this.dirX * this.speed;
		this.y += this.dirY * this.speed;
		if (--this.life <= 0) {
			spawnFlame(tx, ty, inst);
			if (this.parent) {
				this.destroy();
			}
		}
	};
	bullets.push(p);
}
/* ---- molotov flame ---- */
function spawnFlame(x, y, inst) {
	var f = gameContainer.addChild(new Container());
	f.attachAsset('molotovFlame', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.4
	});
	f.x = x;
	f.y = y;
	f.life = 60;
	f.dmg = WEAPONS.molotov.dmg * inst.dmgMul;
	// Molotov alanının menzili (örnek olarak 70→çevrede yarıçap 70px)
	var maxFlameRange = 70 * inst.rngMul;
	f.update = function () {
		if (skillSelectionActive) {
			return;
		}
		// 1) Düşmana hasar kontrolü & menzil filtresi
		for (var i = enemies.length - 1; i >= 0; i--) {
			var e = enemies[i];
			// “distSq(f,e) < 4900” yerine “4900 = 70^2” diyorduk. 
			// Şimdi ek olarak oyuncudan menzil kontrolü de ekleyelim:
			if (distSq(f, e) < maxFlameRange * maxFlameRange && isWithinRange(e, maxFlameRange)) {
				damageEnemy(e, this.dmg);
			}
		}
		// 2) Ömür kontrolü
		if (--this.life <= 0) {
			if (this.parent) {
				this.destroy();
			}
			return;
		}
		// 3) Ekranın uzağına çıktıysa sil
		var dx = this.x - player.x;
		var dy = this.y - player.y;
		if (Math.abs(dx) > 2000 || Math.abs(dy) > 2000) {
			if (this.parent) {
				this.destroy();
			}
			return;
		}
	};
}
/* ---- shuriken ring ---- */
var shurikenObjs = [];
function maintainShurikens(inst) {
	if (shurikenObjs.length !== inst.amount) {
		shurikenObjs.forEach(function (s) {
			if (s.parent) {
				s.destroy();
			}
		});
		shurikenObjs = [];
		var n = inst.amount,
			r = WEAPONS.shuriken.range * inst.rngMul; // şuriken menzili
		for (var i = 0; i < n; i++) {
			var s = gameContainer.addChild(new Container());
			s.attachAsset('shuriken', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			s.angle = i / n * Math.PI * 2;
			s.update = function () {
				if (skillSelectionActive) {
					return;
				}
				this.angle += 0.15;
				this.x = player.x + Math.cos(this.angle) * r;
				this.y = player.y + Math.sin(this.angle) * r;
				// Her bir düşmanı kontrol et: hem shuriken çarpışma hem oyuncudan menzil
				for (var k = enemies.length - 1; k >= 0; k--) {
					var e = enemies[k];
					if (this.intersects(e) && isWithinRange(e, r)) {
						damageEnemy(e, WEAPONS.shuriken.dmg * inst.dmgMul);
					}
				}
			};
			shurikenObjs.push(s);
		}
	}
}
/* ---- ana fireWeapon anahtarı ---- */
function fireWeapon(key, inst, meta) {
	switch (meta.type) {
		case 'melee':
			swingSword(inst);
			break;
		case 'boomerang':
			fireBoomerang(inst);
			break;
		case 'ball':
			fireBall(inst);
			break;
		case 'rocket':
			fireRocket(inst);
			break;
		case 'brick':
			throwBrick(inst, 75);
			if (inst.upgrade > 0) {
				throwBrick(inst, -75);
			}
			if (inst.upgrade > 1) {
				throwBrick(inst, 45);
			}
			if (inst.upgrade > 2) {
				throwBrick(inst, -45);
			}
			break;
		case 'lightning':
			for (var n = 0; n < inst.amount; n++) {
				castLightning(inst);
			}
			break;
		case 'aura':
			ensureAura(inst);
			break;
		case 'molotov':
			for (var n = 0; n < inst.amount; n++) {
				throwMolotov(inst);
			}
			break;
		case 'shuriken':
			maintainShurikens(inst);
			break;
	}
}
function showSkillSelection() {
	skillSelectionActive = true;
	// 1) Yeni bir Overlay (seçim ekranı) oluşturuyoruz
	var ov = game.addChild(new Container());
	ov.x = 1024;
	ov.y = 1366;
	var choices = [];
	// 2) Eğer oyuncu seviyesi 5'in katı ise (5,10,15,...)
	if (player.level % 5 === 0) {
		var ownedCount = Object.keys(player.weapons).length;
		//  2.a) Hâlâ < 6 silah sahibi ise: yeni silah açma seçenekleri
		if (ownedCount < 6) {
			// Kilidi açılmamış silahlar havuzunu al
			var pool = Object.keys(WEAPONS).filter(function (key) {
				return !player.weapons[key];
			});
			// Havuzdan rastgele 3 silah göster, her biri benzersiz
			while (choices.length < 3 && pool.length > 0) {
				var rnd = Math.floor(Math.random() * pool.length);
				choices.push(pool.splice(rnd, 1)[0]);
			}
		} else {
			//  2.b) Zaten 6 silah sahibi ise: önce silahların upgrade durumlarını kontrol et
			var upgradePool = [];
			Object.keys(player.weapons).forEach(function (key) {
				var inst = player.weapons[key];
				if (inst.upgrade < 3) {
					// Eğer bu silah hâlâ < 3 aşama güçlendirilmişse,
					// “bu silahın bir sonraki upgrade aşaması” havuza eklenir.
					upgradePool.push({
						w: key
					});
				}
			});
			if (upgradePool.length > 0) {
				//  2.b.i) En az bir silah yükseltmesi kalmış demektir:
				// Rastgele en fazla 3 tane “silah güçlendirme” seçeneği göster, her biri benzersiz
				while (choices.length < 3 && upgradePool.length > 0) {
					var rnd2 = Math.floor(Math.random() * upgradePool.length);
					choices.push({
						w: upgradePool[rnd2].w,
						type: "upgrade"
					});
					upgradePool.splice(rnd2, 1);
				}
			} else {
				//  2.b.ii) Tüm 6 silah zaten upgrade === 3 ise:
				// Bu aşamadan sonra artık sadece efsun kartı göster.
				// Her kart benzersiz olmalı (hem silah hem efsun kombinasyonu)
				var ownedKeys2 = Object.keys(player.weapons);
				var usedPairs = [];
				var attempts = 0;
				while (choices.length < 3 && attempts < 20) {
					var randomKey2 = ownedKeys2[Math.floor(Math.random() * ownedKeys2.length)];
					var enchList = WEAPONS[randomKey2].ench;
					var rnd3 = enchList[Math.floor(Math.random() * enchList.length)];
					var pairKey = randomKey2 + "|" + rnd3;
					if (usedPairs.indexOf(pairKey) === -1) {
						choices.push({
							w: randomKey2,
							e: rnd3
						});
						usedPairs.push(pairKey);
					}
					attempts++;
				}
			}
		}
	} else {
		// 3) Seviye 5'in katı değilse: doğrudan efsun kartları göster
		// Her kart benzersiz olmalı (hem silah hem efsun kombinasyonu)
		var ownedKeys = Object.keys(player.weapons);
		var usedPairs2 = [];
		var attempts2 = 0;
		while (choices.length < 3 && attempts2 < 20) {
			var randomKey = ownedKeys[Math.floor(Math.random() * ownedKeys.length)];
			var enchList = WEAPONS[randomKey].ench;
			var rnd4 = enchList[Math.floor(Math.random() * enchList.length)];
			var pairKey2 = randomKey + "|" + rnd4;
			if (usedPairs2.indexOf(pairKey2) === -1) {
				choices.push({
					w: randomKey,
					e: rnd4
				});
				usedPairs2.push(pairKey2);
			}
			attempts2++;
		}
	}
	// 4) choices dizisini “3 adet kart” olarak UI’da çizelim
	// --- BUFF havuzu ---
	var buffPool = [{
		key: "damageReduction",
		label: "Damage Reduction+",
		desc: "Take 10% less damage per level"
	}, {
		key: "moveSpeed",
		label: "Movement Speed Increase+",
		desc: "Move 20% faster per level"
	}, {
		key: "hpRegen",
		label: "HP Regeneration+",
		desc: "Regenerate 1% max HP every 5s per level"
	}, {
		key: "damageReflection",
		label: "Damage Reflection+",
		desc: "Reflect 5% damage per level"
	}, {
		key: "gritWound",
		label: "Grit Wound+",
		desc: "Reduce enemy regen by 10% per level"
	}, {
		key: "enemySlow",
		label: "Enemy Slow+",
		desc: "Slow enemies by 10% per level"
	}, {
		key: "enemyStun",
		label: "Enemy Stun+",
		desc: "Stun enemies for 0.1s per level"
	}, {
		key: "bleeding",
		label: "Bleeding+",
		desc: "Bleed: 4s, 0.5s tick, 5% max HP per tick per level"
	}, {
		key: "critChance",
		label: "Critical Hit Chance+",
		desc: "Increase critical hit chance by 15% per level"
	}];
	// Rastgele bir buff seç (her zaman 4. seçenek)
	var buffIdx = Math.floor(Math.random() * buffPool.length);
	var buffChoice = buffPool[buffIdx];
	choices = choices.slice(0, 3); // Sadece ilk 3'ü tut
	choices.push({
		type: "buff",
		buff: buffChoice
	}); // 4. seçenek buff
	choices.forEach(function (c, idx) {
		var card = ov.addChild(new Container());
		// 4. kartı mavi yap
		if (idx === 3) {
			card.attachAsset('skillCard', {
				anchorX: 0.5,
				anchorY: 0.5,
				tint: 0x3399ff // mavi renk
			});
		} else {
			card.attachAsset('skillCard', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		}
		// Kartlar arası mesafeyi artır (ör: 420px)
		card.x = (idx - 1.5) * 420;
		card.y = 0;
		var label,
			fn,
			desc = "";
		if (typeof c === "string") {
			// c, yeni kilidi açılacak silahın anahtarı (ör. "boomerang")
			var key = c;
			var own = !!player.weapons[key];
			if (!own) {
				// Hâlâ envanterde yoksa “Unlock <silah adı>”
				label = "Unlock " + key;
				fn = function fn() {
					addWeapon(key);
				};
			} else if (player.weapons[key].upgrade < 3) {
				// Silah zaten varsa ve upgrade < 3 ise:
				label = WEAPONS[key].up[player.weapons[key].upgrade];
				fn = function fn() {
					player.weapons[key].upgrade++;
					player.weapons[key].amount++;
				};
			} else {
				// Eğer upgrade === 3’e ulaşmışsa:
				label = "No Option";
				fn = function fn() {};
			}
		} else if (c.type === "upgrade") {
			// c = { w: "sword", type:"upgrade" }
			var wkey = c.w;
			label = WEAPONS[wkey].up[player.weapons[wkey].upgrade];
			fn = function fn() {
				player.weapons[wkey].upgrade++;
				player.weapons[wkey].amount++;
			};
		} else if (c.type === "buff") {
			label = c.buff.label;
			desc = c.buff.desc;
			fn = function fn() {
				// Buff mantığı
				switch (c.buff.key) {
					case "damageReduction":
						player.buffs.damageReduction += 10;
						break;
					case "moveSpeed":
						player.buffs.moveSpeed += 20;
						break;
					case "hpRegen":
						player.buffs.hpRegen += 1;
						break;
					case "damageReflection":
						player.buffs.damageReflection += 5;
						break;
					case "gritWound":
						player.buffs.gritWound += 10;
						break;
					case "enemySlow":
						player.buffs.enemySlow += 10;
						break;
					case "enemyStun":
						player.buffs.enemyStun += 0.1;
						break;
					case "bleeding":
						player.buffs.bleeding += 1;
						break;
					case "critChance":
						player.buffs.critChance += 15;
						player.critChance = 0.25 + player.buffs.critChance / 100;
						if (player.critChance > 1) {
							player.critChance = 1;
						}
						break;
				}
			};
		} else {
			// c = { w: "<silahAnahtarı>", e: "<SilahName> Damage+" veya "<SilahName> Attack Speed+" vb. }
			var w2 = c.w;
			var efsun = c.e;
			label = efsun;
			fn = function fn() {
				var inst = player.weapons[w2];
				// Efsun metni "<SilahName> Damage+" ile bitiyorsa hasar çarpanını %20 artır:
				if (efsun.endsWith(" Damage+")) {
					inst.dmgMul *= 1.2;
				}
				// Efsun metni "<SilahName> Attack Speed+" ile bitiyorsa cd süresini %20 azalt:
				if (efsun.endsWith(" Attack Speed+")) {
					inst.cd *= 0.8;
				}
				// Efsun metni "<SilahName> Range+" ile bitiyorsa menzil çarpanını %20 artır:
				if (efsun.endsWith(" Range+")) {
					inst.rngMul *= 1.2;
				}
				// Efsun metni "<SilahName> Size+" ile bitiyorsa boyut çarpanını %20 artır:
				if (efsun.endsWith(" Size+")) {
					inst.sizeMul *= 1.2;
				}
			};
		}
		var txt = new Text2(label, {
			size: 40,
			fill: 0xffffff
		});
		txt.anchor.set(0.5);
		card.addChild(txt);
		if (desc) {
			var descTxt = new Text2(desc, {
				size: 28,
				fill: 0xcccccc
			});
			descTxt.anchor.set(0.5);
			descTxt.y = 60;
			card.addChild(descTxt);
		}
		card.down = function () {
			fn();
			ov.destroy();
			skillSelectionActive = false;
			levelText.setText('Level ' + player.level);
		};
	});
}
// Input handling
game.down = function (x, y, obj) {
	if (skillSelectionActive) {
		return;
	}
	var localPos = game.toLocal({
		x: x,
		y: y
	});
	if (localPos.y > 2000) {
		joystick.active = true;
		joystick.setKnobPosition(0, 0);
	}
};
game.move = function (x, y, obj) {
	if (!joystick.active || skillSelectionActive) {
		return;
	}
	var localPos = LK.gui.bottom.toLocal({
		x: x,
		y: y
	});
	var dx = localPos.x - joystick.x;
	var dy = localPos.y - joystick.y;
	joystick.setKnobPosition(dx, dy);
};
game.up = function (x, y, obj) {
	joystick.reset();
};
// Game update
game.update = function () {
	if (skillSelectionActive) {
		return;
	}
	gameTime++;
	// Update timer → geçen süreyi göster
	var elapsedSeconds = Math.floor(gameTime / 60);
	var minutes = Math.floor(elapsedSeconds / 60);
	var seconds = elapsedSeconds % 60;
	timerText.setText((minutes < 10 ? '0' + minutes : minutes) + ':' + (seconds < 10 ? '0' + seconds : seconds));
	// Update UI
	hpText.setText('HP: ' + player.hp.toFixed(1) + '/' + player.maxHp.toFixed(1));
	// Show exp orbs and required exp for next level
	levelText.setText('Level ' + player.level + '  EXP: ' + player.exp + '/' + player.level);
	// Show current wave
	waveText.setText('Wave ' + waveNumber);
	// Player movement
	if (joystick.active) {
		player.x += joystick.dirX * player.moveSpeed;
		player.y += joystick.dirY * player.moveSpeed;
	}
	/* Fire weapons / aura etc. */
	player.update();
	// --- Update player health bar ---
	if (player.hpBar && player.hpBarFg) {
		var hpRatio = Math.max(0, Math.min(1, player.hp / player.maxHp));
		player.hpBarFg.width = 212 * hpRatio;
		// Move foreground bar's x so it depletes from right to left
		player.hpBarFg.x = 0;
		// Player HP bar color: green >80%, yellow 50-80%, orange 20-50%, red+blink <20%
		if (hpRatio > 0.8) {
			player.hpBarFg.tint = 0x00ff44; // green
		} else if (hpRatio > 0.5) {
			player.hpBarFg.tint = 0xffe066; // yellow
		} else if (hpRatio > 0.2) {
			player.hpBarFg.tint = 0xff9900; // orange
		} else {
			// <20%: red and blinking
			// Blink: alternate between red and transparent every 6 frames (~10Hz)
			if (gameTime % 12 < 6) {
				player.hpBarFg.tint = 0xff4444; // red
				player.hpBarFg.alpha = 1;
			} else {
				player.hpBarFg.tint = 0xff4444; // keep red, but fade out
				player.hpBarFg.alpha = 0.3;
			}
		}
		// Reset alpha if not blinking
		if (hpRatio > 0.2 && player.hpBarFg.alpha !== 1) {
			player.hpBarFg.alpha = 1;
		}
	}
	// --- Update enemy health bars ---
	for (var i = 0; i < enemies.length; i++) {
		var enemy = enemies[i];
		if (enemy.hpBar && enemy.hpBarFg) {
			var ehpRatio = Math.max(0, Math.min(1, enemy.hp / enemy.maxHp));
			enemy.hpBarFg.width = 152 * ehpRatio;
			enemy.hpBarFg.x = 0;
			// Enemy HP bar color: always red, regardless of HP
			enemy.hpBarFg.tint = 0xff4444;
		}
	}
	// Camera follow player
	camera.x = player.x - 1024;
	camera.y = player.y - 1366;
	gameContainer.x = -camera.x;
	gameContainer.y = -camera.y;
	// Update background tiles to always cover the visible area
	if (backgroundTiles && backgroundTiles.length) {
		var startX = Math.floor(camera.x / bgTileWidth) * bgTileWidth;
		var startY = Math.floor(camera.y / bgTileHeight) * bgTileHeight;
		var idx = 0;
		for (var i = 0; i < bgTilesX; i++) {
			for (var j = 0; j < bgTilesY; j++) {
				var tile = backgroundTiles[idx++];
				tile.x = startX + i * bgTileWidth;
				tile.y = startY + j * bgTileHeight;
			}
		}
	}
	// Progress to next wave only when all enemies are cleared
	if (typeof nextWaveTimeout === "undefined") {
		nextWaveTimeout = null;
	}
	if (enemies.length === 0 && !nextWaveTimeout) {
		nextWaveTimeout = LK.setTimeout(function () {
			waveNumber++;
			spawnWave();
			nextWaveTimeout = null;
		}, 3000);
	}
	if (enemies.length > 0 && nextWaveTimeout) {
		LK.clearTimeout(nextWaveTimeout);
		nextWaveTimeout = null;
	}
	// Update enemies
	for (var i = 0; i < enemies.length; i++) {
		var enemy = enemies[i];
		var dx = enemy.x - player.x;
		var dy = enemy.y - player.y;
		var distSq = dx * dx + dy * dy;
		// 150 piksel mesafe için distSq <= 22500 kullanıyoruz.
		if (distSq <= 22500) {
			if (enemy.lastHitTime === undefined || gameTime - enemy.lastHitTime >= 60) {
				// Enemy crit logic
				var critChance = enemy.critChance !== undefined ? enemy.critChance : 0.25;
				var critType = null;
				var critValue = 1;
				if (Math.random() < critChance) {
					if (Math.random() < 0.5) {
						critType = "low";
						critValue = 1.2;
					} else {
						critType = "high";
						critValue = 1.4;
					}
				}
				// Calculate enemy's final damage (base * crit multiplier)
				var finalDmg = enemy.damage * critValue;
				// Apply player damage reduction buff before taking damage
				var reducedDmg = finalDmg;
				if (player.buffs && player.buffs.damageReduction > 0) {
					reducedDmg = Math.ceil(finalDmg * (1 - player.buffs.damageReduction / 100));
				}
				player.takeDamage(reducedDmg);
				// Show damage text for enemy crits on player
				var fillColor = 0xff3333;
				if (critType === "low") {
					fillColor = 0xffe066;
				}
				if (critType === "high") {
					fillColor = 0xff3333;
				}
				var dmgText = new Text2(reducedDmg.toFixed(1), {
					size: 48,
					fill: fillColor,
					stroke: 0x000000,
					strokeThickness: 4
				});
				dmgText.anchor.set(0.5);
				dmgText.x = player.x;
				dmgText.y = player.y - (player.height ? player.height / 2 : 60);
				dmgText.alpha = 1;
				gameContainer.addChild(dmgText);
				tween(dmgText, {
					y: dmgText.y - 60,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.linear,
					onFinish: function onFinish() {
						if (dmgText.parent) {
							dmgText.destroy();
						}
					}
				});
				enemy.lastHitTime = gameTime;
			}
		}
	}
	// Update exp orbs
	for (var i = expOrbs.length - 1; i >= 0; i--) {
		var orb = expOrbs[i];
		var dx = orb.x - player.x;
		var dy = orb.y - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < player.pickupRange) {
			orb.magnetSpeed = 10;
		}
		if (orb.intersects(player)) {
			player.gainExp(orb.value);
			orb.destroy();
			expOrbs.splice(i, 1);
			LK.getSound('pickup').play();
		}
	}
	// Spawn pickups randomly
	if (gameTime - lastPickupSpawn > 1800 && Math.random() < 0.1) {
		lastPickupSpawn = gameTime;
		var pickup;
		var angle = Math.random() * Math.PI * 2;
		var distance = 300 + Math.random() * 500;
		var pickupX = player.x + Math.cos(angle) * distance;
		var pickupY = player.y + Math.sin(angle) * distance;
		var randVal = Math.random();
		if (randVal < 0.4) {
			pickup = new Bomb();
		} else if (randVal < 0.8) {
			pickup = new Magnet();
		} else {
			pickup = new ChickenLeg();
		}
		pickup.x = pickupX;
		pickup.y = pickupY;
		pickups.push(pickup);
		gameContainer.addChild(pickup);
	}
	// Update pickups
	for (var i = pickups.length - 1; i >= 0; i--) {
		var pickup = pickups[i];
		if (!pickup.active) {
			pickups.splice(i, 1);
		}
	}
};
// Initial spawn
spawnWave();
// Start background music at game start
LK.playMusic('backGroundMusic');

===================================================================
--- original.js
+++ change.js
@@ -826,15 +826,15 @@
 	anchorX: 0,
 	anchorY: 0.5
 });
 player.hpBarFg = LK.getAsset('hpBarRectFg', {
-	anchorX: 0,
+	anchorX: -0.02,
 	anchorY: 0.5
 });
 player.hpBar.addChild(player.hpBarBg);
 player.hpBar.addChild(player.hpBarFg);
 player.hpBar.y = -140;
-player.hpBar.x = -50; // align left edge to player center
+player.hpBar.x = -110; // align left edge to player center
 player.addChild(player.hpBar);
 // --- Health bar for enemies will be created on spawnEnemy ---
 // Create joystick
 joystick = new Joystick();
@@ -886,9 +886,9 @@
 		anchorX: 0,
 		anchorY: 0.5
 	});
 	enemy.hpBarFg = LK.getAsset('enemyHpBarRectFg', {
-		anchorX: 0,
+		anchorX: -0.06,
 		anchorY: 0.5
 	});
 	enemy.hpBar.addChild(enemy.hpBarBg);
 	enemy.hpBar.addChild(enemy.hpBarFg);
@@ -1876,32 +1876,40 @@
 		var hpRatio = Math.max(0, Math.min(1, player.hp / player.maxHp));
 		player.hpBarFg.width = 212 * hpRatio;
 		// Move foreground bar's x so it depletes from right to left
 		player.hpBarFg.x = 0;
-		// Color: green if >60%, yellow if >30%, red otherwise
-		if (hpRatio > 0.6) {
-			player.hpBarFg.tint = 0x00ff44;
-		} else if (hpRatio > 0.3) {
-			player.hpBarFg.tint = 0xffe066;
+		// Player HP bar color: green >80%, yellow 50-80%, orange 20-50%, red+blink <20%
+		if (hpRatio > 0.8) {
+			player.hpBarFg.tint = 0x00ff44; // green
+		} else if (hpRatio > 0.5) {
+			player.hpBarFg.tint = 0xffe066; // yellow
+		} else if (hpRatio > 0.2) {
+			player.hpBarFg.tint = 0xff9900; // orange
 		} else {
-			player.hpBarFg.tint = 0xff4444;
+			// <20%: red and blinking
+			// Blink: alternate between red and transparent every 6 frames (~10Hz)
+			if (gameTime % 12 < 6) {
+				player.hpBarFg.tint = 0xff4444; // red
+				player.hpBarFg.alpha = 1;
+			} else {
+				player.hpBarFg.tint = 0xff4444; // keep red, but fade out
+				player.hpBarFg.alpha = 0.3;
+			}
 		}
+		// Reset alpha if not blinking
+		if (hpRatio > 0.2 && player.hpBarFg.alpha !== 1) {
+			player.hpBarFg.alpha = 1;
+		}
 	}
 	// --- Update enemy health bars ---
 	for (var i = 0; i < enemies.length; i++) {
 		var enemy = enemies[i];
 		if (enemy.hpBar && enemy.hpBarFg) {
 			var ehpRatio = Math.max(0, Math.min(1, enemy.hp / enemy.maxHp));
 			enemy.hpBarFg.width = 152 * ehpRatio;
 			enemy.hpBarFg.x = 0;
-			// Color: green if >60%, yellow if >30%, red otherwise
-			if (ehpRatio > 0.6) {
-				enemy.hpBarFg.tint = 0x00ff44;
-			} else if (ehpRatio > 0.3) {
-				enemy.hpBarFg.tint = 0xffe066;
-			} else {
-				enemy.hpBarFg.tint = 0xff4444;
-			}
+			// Enemy HP bar color: always red, regardless of HP
+			enemy.hpBarFg.tint = 0xff4444;
 		}
 	}
 	// Camera follow player
 	camera.x = player.x - 1024;