/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Empire = Container.expand(function (empireType) { var self = Container.call(this); self.empireType = empireType; self.health = 100; self.maxHealth = 100; self.resources = 50; self.gold = 50; self.units = []; self.isDestroyed = false; // Create base var baseAsset = empireType + 'Base'; self.base = self.attachAsset(baseAsset, { anchorX: 0.5, anchorY: 0.5 }); // Create health bar background self.healthBarBg = self.addChild(LK.getAsset('resource', { anchorX: 0, anchorY: 0, scaleX: 4, scaleY: 0.5 })); self.healthBarBg.tint = 0x444444; // Create health bar self.healthBar = self.addChild(LK.getAsset('resource', { anchorX: 0, anchorY: 0, scaleX: 4, scaleY: 0.5 })); self.healthBar.tint = 0x00FF00; self.updateHealthBar = function () { var healthPercent = self.health / self.maxHealth; self.healthBar.scaleX = 4 * healthPercent; if (healthPercent > 0.6) { self.healthBar.tint = 0x00FF00; } else if (healthPercent > 0.3) { self.healthBar.tint = 0xFFFF00; } else { self.healthBar.tint = 0xFF0000; } }; self.positionHealthBar = function () { self.healthBarBg.x = -60; self.healthBarBg.y = -80; self.healthBar.x = -60; self.healthBar.y = -80; }; self.takeDamage = function (damage) { if (self.isDestroyed) { return; } self.health -= damage; self.updateHealthBar(); if (self.health <= 0) { self.health = 0; self.destroy(); } }; self.destroy = function () { if (self.isDestroyed) { return; } self.isDestroyed = true; LK.getSound('empireDestroyed').play(); // Remove from empires array for (var i = empires.length - 1; i >= 0; i--) { if (empires[i] === self) { empires.splice(i, 1); break; } } // Destroy all units for (var j = self.units.length - 1; j >= 0; j--) { if (self.units[j] && self.units[j].parent) { self.units[j].parent.removeChild(self.units[j]); } } self.units = []; // Visual destruction effect tween(self, { alpha: 0, scaleX: 0.1, scaleY: 0.1 }, { duration: 1000, onFinish: function onFinish() { if (self.parent) { self.parent.removeChild(self); } } }); }; self.spawnUnit = function (unitType) { if (self.isDestroyed) { return; } var cost = 0; if (unitType === 'basic') { cost = 10; } else if (unitType === 'advanced') { cost = 25; } else if (unitType === 'elite') { cost = 50; } if (self.gold < cost) { return; } self.gold -= cost; var unit = new Unit(self.empireType, self, unitType); // Position unit near base var angle = Math.random() * Math.PI * 2; var distance = 80 + Math.random() * 40; unit.x = self.x + Math.cos(angle) * distance; unit.y = self.y + Math.sin(angle) * distance; self.units.push(unit); game.addChild(unit); }; self.update = function () { if (self.isDestroyed) { return; } self.positionHealthBar(); // Auto spawn units with different types based on gold availability if (LK.ticks % 120 === 0) { if (self.gold >= 50) { self.spawnUnit('elite'); } else if (self.gold >= 25) { self.spawnUnit('advanced'); } else if (self.gold >= 10) { self.spawnUnit('basic'); } } // Gain gold over time (5 gold per second) if (LK.ticks % 60 === 0) { self.gold += 5; if (self.gold > 1000) { self.gold = 1000; } } }; return self; }); var Projectile = Container.expand(function (startX, startY, targetX, targetY, damage, empireType) { var self = Container.call(this); self.damage = damage; self.empireType = empireType; self.speed = 5; var projectileGraphics = self.attachAsset('projectile', { anchorX: 0.5, anchorY: 0.5 }); self.x = startX; self.y = startY; // Calculate direction var dx = targetX - startX; var dy = targetY - startY; var distance = Math.sqrt(dx * dx + dy * dy); self.velocityX = dx / distance * self.speed; self.velocityY = dy / distance * self.speed; self.update = function () { self.x += self.velocityX; self.y += self.velocityY; // Check for hits for (var i = 0; i < empires.length; i++) { var empire = empires[i]; if (empire.empireType !== self.empireType && !empire.isDestroyed) { if (self.intersects(empire)) { empire.takeDamage(self.damage); self.destroy(); return; } // Check units for (var j = 0; j < empire.units.length; j++) { var unit = empire.units[j]; if (unit && unit.parent && self.intersects(unit)) { unit.takeDamage(self.damage); self.destroy(); return; } } } } // Remove if out of bounds if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) { self.destroy(); } }; self.destroy = function () { if (self.parent) { self.parent.removeChild(self); } }; return self; }); var Resource = Container.expand(function () { var self = Container.call(this); self.resourceGraphics = self.attachAsset('resource', { anchorX: 0.5, anchorY: 0.5 }); self.collected = false; self.collect = function (empire) { if (self.collected) { return; } self.collected = true; empire.resources += 10; LK.getSound('resource').play(); tween(self, { alpha: 0, scaleX: 2, scaleY: 2 }, { duration: 300, onFinish: function onFinish() { self.destroy(); } }); }; self.destroy = function () { // Remove from resources array for (var i = resources.length - 1; i >= 0; i--) { if (resources[i] === self) { resources.splice(i, 1); break; } } if (self.parent) { self.parent.removeChild(self); } }; return self; }); var Unit = Container.expand(function (empireType, ownerEmpire, unitType) { var self = Container.call(this); self.empireType = empireType; self.ownerEmpire = ownerEmpire; self.unitType = unitType || 'basic'; // Base stats self.health = 30; self.maxHealth = 30; self.damage = 10; self.speed = 1; self.attackRange = 100; self.target = null; self.lastAttackTime = 0; self.attackCooldown = 60; // 1 second at 60fps self.playerDestination = null; // Player-commanded destination self.destinationReached = false; // Unit type bonuses if (self.unitType === 'basic') { // Basic units have standard stats } else if (self.unitType === 'advanced') { self.health = 50; self.maxHealth = 50; self.damage = 15; self.speed = 1.3; self.attackRange = 120; } else if (self.unitType === 'elite') { self.health = 80; self.maxHealth = 80; self.damage = 25; self.speed = 1.6; self.attackRange = 150; self.attackCooldown = 45; // Faster attacks } var unitAsset = empireType + 'Unit'; self.unitGraphics = self.attachAsset(unitAsset, { anchorX: 0.5, anchorY: 0.5 }); // Empire-specific abilities (multiplied by unit type) var typeMultiplier = 1; if (self.unitType === 'advanced') { typeMultiplier = 1.2; } else if (self.unitType === 'elite') { typeMultiplier = 1.5; } if (empireType === 'ottoman') { self.speed *= 1.5 * typeMultiplier; // Cavalry speed self.damage *= 1.2 * typeMultiplier; } else if (empireType === 'roman') { self.health *= 1.1 * typeMultiplier; // Formation strength self.maxHealth *= 1.1 * typeMultiplier; self.damage *= 0.6 * typeMultiplier; } else if (empireType === 'safavid') { self.attackRange *= 1.2 * typeMultiplier; // Gunpowder range self.damage *= 1.5 * typeMultiplier; } else if (empireType === 'english') { self.attackRange *= 1.4 * typeMultiplier; // Naval superiority self.damage *= 1.1 * typeMultiplier; } self.findTarget = function () { var closestDistance = Infinity; var closestTarget = null; // Find closest enemy empire or unit for (var i = 0; i < empires.length; i++) { var empire = empires[i]; if (empire.empireType !== self.empireType && !empire.isDestroyed) { var distance = Math.sqrt(Math.pow(empire.x - self.x, 2) + Math.pow(empire.y - self.y, 2)); if (distance < closestDistance) { closestDistance = distance; closestTarget = empire; } // Also check empire's units for (var j = 0; j < empire.units.length; j++) { var unit = empire.units[j]; if (unit && unit.parent) { var unitDistance = Math.sqrt(Math.pow(unit.x - self.x, 2) + Math.pow(unit.y - self.y, 2)); if (unitDistance < closestDistance) { closestDistance = unitDistance; closestTarget = unit; } } } } } return closestTarget; }; self.attack = function (target) { if (LK.ticks - self.lastAttackTime < self.attackCooldown) { return; } self.lastAttackTime = LK.ticks; // Create projectile var projectile = new Projectile(self.x, self.y, target.x, target.y, self.damage, self.empireType); game.addChild(projectile); LK.getSound('combat').play(); }; self.takeDamage = function (damage) { self.health -= damage; // Flash red when taking damage tween(self.unitGraphics, { tint: 0xFF0000 }, { duration: 100, onFinish: function onFinish() { tween(self.unitGraphics, { tint: 0xFFFFFF }, { duration: 100 }); } }); if (self.health <= 0) { self.destroy(); } }; self.destroy = function () { // Remove from owner's units array if (self.ownerEmpire && self.ownerEmpire.units) { for (var i = self.ownerEmpire.units.length - 1; i >= 0; i--) { if (self.ownerEmpire.units[i] === self) { self.ownerEmpire.units.splice(i, 1); break; } } } if (self.parent) { self.parent.removeChild(self); } }; self.update = function () { // Check if we have a player destination to move to if (self.playerDestination && !self.destinationReached) { var dx = self.playerDestination.x - self.x; var dy = self.playerDestination.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance <= 20) { // Close enough to destination self.destinationReached = true; self.playerDestination = null; } else { // Move towards player destination var moveX = dx / distance * self.speed; var moveY = dy / distance * self.speed; self.x += moveX; self.y += moveY; // Keep units within bounds self.x = Math.max(50, Math.min(1998, self.x)); self.y = Math.max(50, Math.min(2682, self.y)); } } else { // Default AI behavior - find and attack targets if (!self.target || self.target.isDestroyed || !self.target.parent) { self.target = self.findTarget(); } if (self.target) { var dx = self.target.x - self.x; var dy = self.target.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance <= self.attackRange) { // Attack self.attack(self.target); } else { // Move towards target var moveX = dx / distance * self.speed; var moveY = dy / distance * self.speed; self.x += moveX; self.y += moveY; // Keep units within bounds self.x = Math.max(50, Math.min(1998, self.x)); self.y = Math.max(50, Math.min(2682, self.y)); } } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x228B22 }); /**** * Game Code ****/ var empires = []; var resources = []; var gameStarted = false; var selectedEmpire = null; var selectionPhase = false; var showingMainMenu = true; // Create main menu UI var mainMenuContainer = new Container(); var gameTitle = new Text2('Empire\'s Last Stand', { size: 150, fill: 0xFFD700 }); gameTitle.anchor.set(0.5, 0.5); gameTitle.y = -200; mainMenuContainer.addChild(gameTitle); var gameSubtitle = new Text2('Command historic empires in epic battle', { size: 80, fill: 0xFFFFFF }); gameSubtitle.anchor.set(0.5, 0.5); gameSubtitle.y = -50; mainMenuContainer.addChild(gameSubtitle); var startButton = new Container(); var startButtonBg = startButton.addChild(LK.getAsset('ottomanBase', { anchorX: 0.5, anchorY: 0.5, scaleX: 2, scaleY: 1 })); startButtonBg.tint = 0x4169E1; var startButtonText = new Text2('START GAME', { size: 80, fill: 0xFFFFFF }); startButtonText.anchor.set(0.5, 0.5); startButton.addChild(startButtonText); startButton.y = 150; mainMenuContainer.addChild(startButton); LK.gui.center.addChild(mainMenuContainer); // Create empire selection UI (initially hidden) var selectionText = new Text2('Choose Your Empire', { size: 120, fill: 0xFFFFFF }); selectionText.anchor.set(0.5, 0.5); selectionText.y = -300; selectionText.visible = false; LK.gui.center.addChild(selectionText); // Create empire selection buttons var empireButtons = []; var empireNames = ['Ottoman Empire', 'Roman Empire', 'Safavid Empire', 'English Empire']; var empireTypes = ['ottoman', 'roman', 'safavid', 'english']; var empireDescriptions = ['Powerful cavalry charges and swift attacks', 'Strong defensive formations and endurance', 'Advanced gunpowder weapons and range', 'Naval superiority and long-range combat']; for (var i = 0; i < 4; i++) { var button = new Container(); var buttonBg = button.addChild(LK.getAsset(empireTypes[i] + 'Base', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.5, scaleY: 1.5 })); var buttonText = new Text2(empireNames[i], { size: 50, fill: 0xFFFFFF }); buttonText.anchor.set(0.5, 0.5); buttonText.y = 120; button.addChild(buttonText); var descriptionText = new Text2(empireDescriptions[i], { size: 35, fill: 0xFFD700 }); descriptionText.anchor.set(0.5, 0.5); descriptionText.y = 170; button.addChild(descriptionText); button.x = (i - 1.5) * 400; button.y = 0; button.empireType = empireTypes[i]; button.visible = false; empireButtons.push(button); LK.gui.center.addChild(button); } function showEmpireSelection() { showingMainMenu = false; selectionPhase = true; // Hide main menu LK.gui.center.removeChild(mainMenuContainer); // Show empire selection UI selectionText.visible = true; for (var i = 0; i < empireButtons.length; i++) { empireButtons[i].visible = true; } } function startGame(playerEmpireType) { selectionPhase = false; // Remove selection UI LK.gui.center.removeChild(selectionText); for (var i = 0; i < empireButtons.length; i++) { LK.gui.center.removeChild(empireButtons[i]); } // Create empires var empirePositions = [{ x: 400, y: 400 }, // Top-left { x: 1648, y: 400 }, // Top-right { x: 400, y: 2332 }, // Bottom-left { x: 1648, y: 2332 } // Bottom-right ]; for (var j = 0; j < 4; j++) { var empire = new Empire(empireTypes[j]); empire.x = empirePositions[j].x; empire.y = empirePositions[j].y; empire.updateHealthBar(); empires.push(empire); game.addChild(empire); if (empireTypes[j] === playerEmpireType) { selectedEmpire = empire; } } // Spawn initial resources for (var k = 0; k < 20; k++) { var resource = new Resource(); resource.x = 200 + Math.random() * 1648; resource.y = 200 + Math.random() * 2332; resources.push(resource); game.addChild(resource); } gameStarted = true; // Create UI createGameUI(); } function createGameUI() { var empireText = new Text2('Empire: ' + (selectedEmpire ? selectedEmpire.empireType : 'None'), { size: 60, fill: 0xFFFFFF }); empireText.anchor.set(0, 0); empireText.x = 150; empireText.y = 50; LK.gui.topLeft.addChild(empireText); var goldText = new Text2('Gold: 0', { size: 50, fill: 0xFFD700 }); goldText.anchor.set(0, 0); goldText.x = 150; goldText.y = 120; LK.gui.topLeft.addChild(goldText); // Store reference for updates game.goldText = goldText; } // Handle main menu and empire selection game.down = function (x, y, obj) { if (showingMainMenu) { // Check if start button was clicked // Convert game coordinates to GUI coordinates var gamePos = { x: x, y: y }; // Use direct coordinates if obj.parent is undefined if (obj && obj.parent && obj.position) { gamePos = game.toLocal(obj.parent.toGlobal(obj.position)); } var guiPos = LK.gui.center.toLocal(game.toGlobal(gamePos)); // Check if click is within start button bounds var buttonCenterX = startButton.x; var buttonCenterY = startButton.y; var distance = Math.sqrt(Math.pow(guiPos.x - buttonCenterX, 2) + Math.pow(guiPos.y - buttonCenterY, 2)); if (distance < 150) { showEmpireSelection(); } } else if (selectionPhase) { // Convert game coordinates to GUI coordinates var gamePos = { x: x, y: y }; // Use direct coordinates if obj.parent is undefined if (obj && obj.parent && obj.position) { gamePos = game.toLocal(obj.parent.toGlobal(obj.position)); } var guiPos = LK.gui.center.toLocal(game.toGlobal(gamePos)); for (var i = 0; i < empireButtons.length; i++) { var button = empireButtons[i]; var distance = Math.sqrt(Math.pow(guiPos.x - button.x, 2) + Math.pow(guiPos.y - button.y, 2)); if (distance < 100) { startGame(button.empireType); break; } } } else if (gameStarted && selectedEmpire) { // Player unit movement control // Command all player units to move to the clicked position for (var i = 0; i < selectedEmpire.units.length; i++) { var unit = selectedEmpire.units[i]; if (unit && unit.parent) { unit.playerDestination = { x: x, y: y }; unit.destinationReached = false; } } } }; // Spawn resources periodically var lastResourceSpawn = 0; game.update = function () { if (!gameStarted) { return; } // Spawn resources if (LK.ticks - lastResourceSpawn > 300) { // Every 5 seconds if (resources.length < 30) { var resource = new Resource(); resource.x = 200 + Math.random() * 1648; resource.y = 200 + Math.random() * 2332; resources.push(resource); game.addChild(resource); } lastResourceSpawn = LK.ticks; } // Check resource collection for (var i = resources.length - 1; i >= 0; i--) { var resource = resources[i]; if (resource.collected) { continue; } for (var j = 0; j < empires.length; j++) { var empire = empires[j]; if (empire.isDestroyed) { continue; } var distance = Math.sqrt(Math.pow(empire.x - resource.x, 2) + Math.pow(empire.y - resource.y, 2)); if (distance < 80) { resource.collect(empire); break; } } } // Update gold display if (game.goldText && selectedEmpire) { game.goldText.setText('Gold: ' + selectedEmpire.gold); } // Check win condition if (empires.length === 1) { var winner = empires[0]; if (winner === selectedEmpire) { LK.showYouWin(); } else { LK.showGameOver(); } } else if (empires.length === 0) { LK.showGameOver(); } };