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

/**** 
* Classes
****/ 
// Broccoli enemy class
var Broccoli = Container.expand(function () {
	var self = Container.call(this);
	var broccoliAsset = self.attachAsset('broccoli', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8; // Moves down, will be randomized per instance
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
// Candy projectile class
var Candy = Container.expand(function () {
	var self = Container.call(this);
	var candyAsset = self.attachAsset('candy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -32; // Moves up
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
// Cannon class
var Cannon = Container.expand(function () {
	var self = Container.call(this);
	var cannonAsset = self.attachAsset('cannon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222222
});

/**** 
* Game Code
****/ 
// Sound for shooting
// Cannon (box, purple)
// Broccoli enemy (ellipse, green)
// Candy projectile (ellipse, pink)
// Game area: 2048x2732
// Cannon position: bottom center, above bottom edge
var cannon = new Cannon();
cannon.x = 2048 / 2;
cannon.y = 2732 - 180;
game.addChild(cannon);
// Score display
var scoreTxt = new Text2('0', {
	size: 120,
	fill: "#fff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Shield status display
var shieldTxt = new Text2('', {
	size: 80,
	fill: 0x00FFFF
});
shieldTxt.anchor.set(1, 0); // Top right
LK.gui.topRight.addChild(shieldTxt);
// Update shield status text every frame
LK.setInterval(function () {
	if (shieldActive) {
		shieldTxt.setText('🛡️ ' + Math.ceil(shieldTimer / 60));
	} else {
		shieldTxt.setText('');
	}
}, 100);
// Arrays to track candies and broccoli
var candies = [];
var broccolis = [];
// --- Shield Lollipop Powerup State ---
var shieldActive = false;
var shieldTimer = 0;
var shieldDuration = 300; // 5 seconds at 60fps
// For drag-to-aim
var isAiming = false;
var aimX = cannon.x;
// Prevent cannon from moving into top left 100x100
var minCannonX = 180 / 2 + 100;
var maxCannonX = 2048 - 180 / 2;
// Handle aiming and firing
function handleMove(x, y, obj) {
	if (isAiming) {
		// Clamp aimX to stay within screen and not overlap top left
		aimX = Math.max(minCannonX, Math.min(maxCannonX, x));
		cannon.x = aimX;
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	// Only allow firing if touch/click is on or near the cannon (bottom 400px)
	if (y > 2732 - 400) {
		isAiming = true;
		aimX = Math.max(minCannonX, Math.min(maxCannonX, x));
		cannon.x = aimX;
		// Fire immediately on down
		fireCandy();
	}
};
game.up = function (x, y, obj) {
	isAiming = false;
};
// Fire a candy from the cannon's current position
function fireCandy() {
	var candy = new Candy();
	candy.x = cannon.x;
	candy.y = cannon.y - 80; // Appear just above the cannon
	candies.push(candy);
	game.addChild(candy);
	LK.getSound('shoot').play();
}
// --- Automatic shooting timer ---
var autoShootInterval = 36; // frames between shots (about 1.6 shots/sec at 60fps)
var autoShootTimer = 0;
// Broccoli spawn timer
var broccoliSpawnInterval = 60; // frames (1s at 60fps)
var broccoliSpeedMin = 8;
var broccoliSpeedMax = 16;
var broccoliSpawnTimer = 0;
// Difficulty ramping
function getBroccoliSpeed() {
	// Increase speed as score increases
	var base = broccoliSpeedMin + Math.floor(LK.getScore() / 10) * 2;
	return Math.min(base + Math.random() * 4, broccoliSpeedMax + LK.getScore() * 0.5);
}
function getBroccoliInterval() {
	// Decrease interval as score increases
	return Math.max(20, broccoliSpawnInterval - Math.floor(LK.getScore() / 5) * 5);
}
// Main game update loop
game.update = function () {
	// Update candies
	for (var i = candies.length - 1; i >= 0; i--) {
		var candy = candies[i];
		candy.update();
		// Remove if off screen
		if (candy.y < -100) {
			candy.destroy();
			candies.splice(i, 1);
		}
	}
	// Update broccolis
	for (var j = broccolis.length - 1; j >= 0; j--) {
		var broccoli = broccolis[j];
		broccoli.update();
		// Check for collision with any candy
		var hit = false;
		for (var k = candies.length - 1; k >= 0; k--) {
			var candy = candies[k];
			if (broccoli.intersects(candy)) {
				// --- Shield Lollipop Drop Chance ---
				// 1 in 10 chance to drop shield when broccoli is destroyed
				if (!shieldActive && Math.random() < 0.1) {
					shieldActive = true;
					shieldTimer = shieldDuration;
					// Optional: flash cannon or show effect
					LK.effects.flashObject(cannon, 0x00ffff, 500);
				}
				// Destroy both
				broccoli.destroy();
				candy.destroy();
				broccolis.splice(j, 1);
				candies.splice(k, 1);
				// Score up
				LK.setScore(LK.getScore() + 1);
				scoreTxt.setText(LK.getScore());
				hit = true;
				break;
			}
		}
		if (hit) continue;
		// Check for reaching cannon (game over or shield)
		if (broccoli.y + 60 >= cannon.y - 50 && Math.abs(broccoli.x - cannon.x) < 120) {
			if (shieldActive) {
				// Block game over, consume shield, destroy broccoli, flash blue
				shieldActive = false;
				shieldTimer = 0;
				LK.effects.flashScreen(0x00ffff, 500);
				broccoli.destroy();
				broccolis.splice(j, 1);
				continue;
			} else {
				// Flash screen red
				LK.effects.flashScreen(0xff0000, 1000);
				LK.showGameOver();
				return;
			}
		}
		// Remove if off screen (bottom)
		if (broccoli.y > 2732 + 100) {
			broccoli.destroy();
			broccolis.splice(j, 1);
		}
	}
	// Spawn broccoli
	broccoliSpawnTimer++;
	if (broccoliSpawnTimer >= getBroccoliInterval()) {
		broccoliSpawnTimer = 0;
		var broccoli = new Broccoli();
		// Random x, avoid top left 100px
		var bx = 100 + 60 + Math.random() * (2048 - 200);
		broccoli.x = bx;
		broccoli.y = -60;
		broccoli.speed = getBroccoliSpeed();
		broccolis.push(broccoli);
		game.addChild(broccoli);
	}
	// --- Automatic shooting logic ---
	autoShootTimer++;
	if (autoShootTimer >= autoShootInterval) {
		autoShootTimer = 0;
		fireCandy();
	}
	// --- Shield Lollipop Timer ---
	if (shieldActive) {
		shieldTimer--;
		if (shieldTimer <= 0) {
			shieldActive = false;
			shieldTimer = 0;
		}
	}
};
// Initial score
LK.setScore(0);
scoreTxt.setText('0');