952 lines
27 KiB
HTML
952 lines
27 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<title>Virtual World with Professions, Houses, Hunger & Fruit Trees</title>
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<style>
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body {
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margin: 0;
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padding: 0;
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background: #e0f7fa;
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font-family: sans-serif;
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}
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#app {
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display: flex;
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flex-direction: column;
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align-items: center;
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padding: 10px;
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}
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h1 {
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margin: 5px;
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color: #333;
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}
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#controls {
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margin-bottom: 5px;
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}
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canvas {
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background: #ffffff;
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border: 2px solid #444;
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cursor: grab;
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}
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canvas:active {
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cursor: grabbing;
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}
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#log {
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width: 800px;
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height: 120px;
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margin-top: 10px;
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overflow-y: auto;
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border: 2px solid #444;
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background: #f9f9f9;
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padding: 5px;
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font-size: 0.9rem;
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}
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.log-entry {
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margin: 2px 0;
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}
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</style>
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</head>
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<body>
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<div id="app">
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<h1>Virtual World: Builders, Farmers, Houses & Hunger</h1>
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<p id="controls">Drag to move the map, scroll to zoom in/out.</p>
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<canvas id="worldCanvas" width="800" height="600"></canvas>
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<div id="log"></div>
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</div>
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<script>
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/*
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---------------------------------------------------------------------------------
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Virtual World Simulation with:
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- Builder & Farmer Professions
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- Hunger & Energy
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- Fruit Trees (gather fruit, plant new trees)
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- House Construction (stores fruit, citizens can eat & rest)
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- Chopping Trees (for wood)
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- Child Birth Events
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- Logging & Pan/Zoom
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---------------------------------------------------------------------------------
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*/
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/**********************************************************************
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* GLOBALS & BASIC STRUCTURES
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**********************************************************************/
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const canvas = document.getElementById('worldCanvas');
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const ctx = canvas.getContext('2d');
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const logContainer = document.getElementById('log');
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// Pan & Zoom
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let offsetX = 0;
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let offsetY = 0;
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let scale = 1.0;
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let isDragging = false;
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let lastMouseX = 0;
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let lastMouseY = 0;
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// Frame counter for timed events
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let frameCount = 0;
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// Shared city storage for wood
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const cityStorage = {
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wood: 0
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};
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// Array of resource nodes (trees & fruit trees)
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let resources = [];
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// Buildings (houses under construction or completed)
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let buildings = [];
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// Citizens
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let citizens = [];
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/**********************************************************************
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* SIMULATION CONSTANTS
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**********************************************************************/
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// Hunger & Energy
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const HUNGER_INCREMENT = 0.005; // how fast hunger increases per frame
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const ENERGY_DECREMENT_WORK = 0.02; // how fast energy decreases when working
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const ENERGY_INCREMENT_REST = 0.05; // how fast energy recovers when resting
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const HUNGER_THRESHOLD = 50; // if hunger > 50, citizen tries to eat
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const ENERGY_THRESHOLD = 30; // if energy < 30, citizen tries to rest
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const HUNGER_MAX = 100; // max hunger (if you want advanced mechanics, you could do damage if it hits 100)
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const ENERGY_MAX = 100; // max energy
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// House building requirements
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const HOUSE_WOOD_REQUIRED = 50;
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const HOUSE_BUILD_RATE = 0.2; // how quickly build progress advances per frame
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// House capacity for fruit
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const HOUSE_MAX_FRUIT = 30;
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// Fruit tree resource
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const FRUIT_TREE_START_AMOUNT = 20; // each fruit tree starts with 20 fruit
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const FRUIT_GATHER_RATE = 1; // how much fruit is gathered per tick
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const FRUIT_PLANT_COST = 1; // how many fruit is needed to plant a new fruit tree
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// Professions
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const PROFESSIONS = ["Farmer", "Builder"];
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/**********************************************************************
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* LOGGING
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**********************************************************************/
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function logAction(text) {
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const entry = document.createElement('div');
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entry.className = 'log-entry';
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entry.textContent = text;
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logContainer.appendChild(entry);
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logContainer.scrollTop = logContainer.scrollHeight;
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}
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/**********************************************************************
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* RANDOM UTILS
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**********************************************************************/
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const firstNames = ["Al", "Bea", "Cal", "Dee", "Eve", "Fay", "Gil", "Hal", "Ian", "Joy", "Kay", "Lee", "Max", "Ned", "Oda", "Pam", "Ray", "Sue", "Tim", "Ula", "Vic", "Wyn", "Xan", "Yel", "Zed"];
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const lastNames = ["Apple", "Berry", "Cherry", "Delta", "Echo", "Flint", "Gran", "Hills", "Iris", "Jones", "Knight", "Lemon", "Myer", "Noble", "Olson", "Prime", "Quartz", "Row", "Smith", "Turn", "Umbra", "Vale", "Wick", "Xeno", "Yolk", "Zoom"];
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function randomName() {
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const f = firstNames[Math.floor(Math.random() * firstNames.length)];
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const l = lastNames[Math.floor(Math.random() * lastNames.length)];
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return f + " " + l;
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}
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function randInt(min, max) {
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return Math.floor(Math.random() * (max - min)) + min;
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}
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/**********************************************************************
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* ENTITY DEFINITIONS
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**********************************************************************/
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function createCitizen(name, x, y) {
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const profession = PROFESSIONS[Math.floor(Math.random() * PROFESSIONS.length)];
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return {
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name,
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profession,
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x,
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y,
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vx: (Math.random() - 0.5) * 0.3, // small random movement
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vy: (Math.random() - 0.5) * 0.3,
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color: `hsl(${Math.random() * 360}, 70%, 50%)`,
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task: null, // current task (string)
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target: null, // resource or building
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carryingWood: 0,
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carryingFruit: 0,
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carryingCapacity: 10,
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hunger: 0, // 0 = not hungry, 100 = extremely hungry
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energy: ENERGY_MAX // 0 = exhausted, 100 = fully rested
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};
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}
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function createResource(type, x, y, amount) {
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return { type, x, y, amount };
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}
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function createBuildingSite(buildingType, x, y) {
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return {
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buildingType,
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x,
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y,
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requiredWood: HOUSE_WOOD_REQUIRED,
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deliveredWood: 0,
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buildProgress: 0,
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completed: false,
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storedFruit: 0, // once completed, houses can store fruit
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maxFruit: HOUSE_MAX_FRUIT
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};
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}
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/**********************************************************************
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* WORLD INITIALIZATION
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**********************************************************************/
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function initWorld() {
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// Create some normal "wood trees" (type: "Tree")
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for (let i = 0; i < 15; i++) {
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const x = randInt(-1000, 1000);
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const y = randInt(-1000, 1000);
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resources.push(createResource("Tree", x, y, 100)); // 100 wood each
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}
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// Create some fruit trees (type: "FruitTree")
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for (let i = 0; i < 10; i++) {
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const x = randInt(-1000, 1000);
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const y = randInt(-1000, 1000);
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resources.push(createResource("FruitTree", x, y, FRUIT_TREE_START_AMOUNT));
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}
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// Create 5 initial citizens
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for (let i = 0; i < 5; i++) {
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const c = createCitizen(randomName(), randInt(-200, 200), randInt(-200, 200));
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citizens.push(c);
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logAction(`Citizen joined: ${c.name} [${c.profession}]`);
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}
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// Start simulation
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requestAnimationFrame(update);
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}
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/**********************************************************************
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* UPDATE LOOP
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**********************************************************************/
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function update() {
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frameCount++;
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// Update each citizen (AI + movement)
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citizens.forEach((cit) => {
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updateCitizen(cit);
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});
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// Periodically add new citizens (child births)
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// e.g., every ~10 seconds
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if (frameCount % 600 === 0) {
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const baby = createCitizen(randomName(), randInt(-200, 200), randInt(-200, 200));
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citizens.push(baby);
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logAction(`A child is born: ${baby.name} [${baby.profession}]`);
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}
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// Update buildings (construct progress)
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buildings.forEach((b) => {
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if (!b.completed && b.deliveredWood >= b.requiredWood) {
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b.buildProgress += HOUSE_BUILD_RATE;
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if (b.buildProgress >= 100) {
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b.completed = true;
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logAction(`A new ${b.buildingType} is completed at (${b.x}, ${b.y})!`);
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}
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}
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});
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// Draw
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drawWorld();
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requestAnimationFrame(update);
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}
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/**********************************************************************
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* CITIZEN UPDATE (AI + Movement)
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**********************************************************************/
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function updateCitizen(cit) {
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// Increase hunger over time
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cit.hunger += HUNGER_INCREMENT;
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if (cit.hunger > HUNGER_MAX) {
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cit.hunger = HUNGER_MAX; // cap
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// (Optional) If you want to handle "starvation" logic, do it here
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}
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// If working (chopping, gathering, building, etc.), reduce energy
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if (cit.task === 'chop' || cit.task === 'gatherFruit' || cit.task === 'build') {
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cit.energy -= ENERGY_DECREMENT_WORK;
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} else if (cit.task === 'restAtHouse') {
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cit.energy += ENERGY_INCREMENT_REST;
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} else {
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// Slight random movement => small passive energy drop
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cit.energy -= 0.0005;
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}
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// Cap energy
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if (cit.energy < 0) cit.energy = 0;
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if (cit.energy > ENERGY_MAX) cit.energy = ENERGY_MAX;
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// If the citizen has no task or just finished something, assign a new one
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if (!cit.task) {
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assignNewTask(cit);
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}
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// Execute task logic
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switch (cit.task) {
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case 'chop':
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chopTask(cit);
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break;
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case 'deliverWood':
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deliverWoodTask(cit);
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break;
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case 'build':
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buildTask(cit);
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break;
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case 'gatherFruit':
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gatherFruitTask(cit);
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break;
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case 'deliverFruit':
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deliverFruitTask(cit);
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break;
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case 'plantFruitTree':
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plantFruitTreeTask(cit);
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break;
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case 'eatAtHouse':
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eatAtHouseTask(cit);
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break;
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case 'restAtHouse':
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restAtHouseTask(cit);
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break;
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default:
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// Idle or random wandering
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randomWander(cit);
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break;
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}
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// Apply velocity
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cit.x += cit.vx;
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cit.y += cit.vy;
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}
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/**********************************************************************
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* TASK ASSIGNMENT & HELPER LOGIC
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**********************************************************************/
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function assignNewTask(cit) {
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// 1) If hunger is too high, find a house that has fruit to eat
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if (cit.hunger >= HUNGER_THRESHOLD) {
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const houseWithFruit = findHouseWithFruit();
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if (houseWithFruit) {
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cit.task = 'eatAtHouse';
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cit.target = houseWithFruit;
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return;
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}
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}
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// 2) If energy is too low, find any completed house to rest
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if (cit.energy <= ENERGY_THRESHOLD) {
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const completedHouse = findAnyCompletedHouse();
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if (completedHouse) {
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cit.task = 'restAtHouse';
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cit.target = completedHouse;
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return;
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}
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}
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// Profession-based tasks
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if (cit.profession === "Builder") {
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builderTasks(cit);
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} else {
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farmerTasks(cit);
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}
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}
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/**
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* Builder logic:
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* - If carrying wood and building needs wood, deliver it
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* - If there's a building under construction that is short on wood, chop or deliver
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* - If building is ready to build (wood delivered), help build
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* - Otherwise, just gather wood or idle
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*/
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function builderTasks(cit) {
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// Check if there's a building that still needs wood
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const buildingNeedingWood = buildings.find(b => !b.completed && b.deliveredWood < b.requiredWood);
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if (buildingNeedingWood) {
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// If carrying wood, deliver
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if (cit.carryingWood > 0) {
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cit.task = 'deliverWood';
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cit.target = buildingNeedingWood;
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return;
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}
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// Else chop wood
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const tree = findNearestResourceOfType(cit, "Tree");
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if (tree) {
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cit.task = 'chop';
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cit.target = tree;
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return;
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}
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}
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// If there's a building that has enough wood but not completed, help build
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const buildingToConstruct = buildings.find(b => !b.completed && b.deliveredWood >= b.requiredWood);
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if (buildingToConstruct) {
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cit.task = 'build';
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cit.target = buildingToConstruct;
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return;
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}
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// If nothing else, chop wood (store in city storage) so we can build new houses
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const anyTree = findNearestResourceOfType(cit, "Tree");
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if (anyTree) {
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cit.task = 'chop';
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cit.target = anyTree;
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return;
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}
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// Otherwise, idle
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cit.task = null;
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cit.target = null;
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}
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/**
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* Farmer logic:
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* - If carrying fruit and there's a house that can store more, deliver fruit
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* - If not carrying fruit or house is full, gather fruit
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* - Maybe also plant a fruit tree if carrying fruit
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*/
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function farmerTasks(cit) {
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// If carrying fruit, try delivering to a house
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if (cit.carryingFruit > 0) {
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const houseNeedingFruit = findHouseNeedingFruit();
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if (houseNeedingFruit) {
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cit.task = 'deliverFruit';
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cit.target = houseNeedingFruit;
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return;
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}
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}
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// If no fruit in hand, gather fruit
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const fruitTree = findNearestResourceOfType(cit, "FruitTree");
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if (fruitTree && fruitTree.amount > 0) {
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cit.task = 'gatherFruit';
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cit.target = fruitTree;
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return;
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}
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// Maybe plant a fruit tree if carrying at least 1 fruit (random chance)
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if (cit.carryingFruit >= FRUIT_PLANT_COST && Math.random() < 0.1) {
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cit.task = 'plantFruitTree';
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cit.target = null; // we'll pick a location near the citizen
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return;
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}
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// Otherwise, idle
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cit.task = null;
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cit.target = null;
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}
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/**********************************************************************
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* SPECIFIC TASK IMPLEMENTATIONS
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**********************************************************************/
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/** CHOP TASK - gather wood from normal trees */
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function chopTask(cit) {
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const tree = cit.target;
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if (!tree || tree.amount <= 0) {
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// Tree depleted
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cit.task = null;
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cit.target = null;
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return;
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}
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moveToward(cit, tree.x, tree.y, 0.4);
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// If close enough, chop
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if (distance(cit.x, cit.y, tree.x, tree.y) < 10) {
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const canGather = cit.carryingCapacity - cit.carryingWood;
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const toGather = Math.min(1, tree.amount, canGather); // gather 1 wood per tick
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tree.amount -= toGather;
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cit.carryingWood += toGather;
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// Log occasionally
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if (Math.random() < 0.01) {
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logAction(`${cit.name} [${cit.profession}] is chopping wood...`);
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}
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// If full or tree depleted, we’re done
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if (cit.carryingWood >= cit.carryingCapacity || tree.amount <= 0) {
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cit.task = null;
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cit.target = null;
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}
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}
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}
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/** DELIVER WOOD TASK - deliver wood to building under construction */
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function deliverWoodTask(cit) {
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const building = cit.target;
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if (!building || building.completed) {
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cit.task = null;
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cit.target = null;
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return;
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}
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moveToward(cit, building.x, building.y, 0.4);
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if (distance(cit.x, cit.y, building.x, building.y) < 20) {
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// Deliver wood
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const needed = building.requiredWood - building.deliveredWood;
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if (needed > 0 && cit.carryingWood > 0) {
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const toDeliver = Math.min(cit.carryingWood, needed);
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building.deliveredWood += toDeliver;
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cit.carryingWood -= toDeliver;
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logAction(`${cit.name} delivered ${toDeliver} wood to ${building.buildingType}.`);
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}
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cit.task = null;
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cit.target = null;
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}
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}
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/** BUILD TASK - once wood is delivered, help increase build progress (handled in global update) */
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function buildTask(cit) {
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const building = cit.target;
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if (!building || building.completed) {
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cit.task = null;
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cit.target = null;
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return;
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}
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moveToward(cit, building.x, building.y, 0.3);
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// They passively build while on site; actual progress is in global update
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}
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/** GATHER FRUIT TASK - from fruit trees */
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function gatherFruitTask(cit) {
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const fruitTree = cit.target;
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if (!fruitTree || fruitTree.amount <= 0) {
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cit.task = null;
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cit.target = null;
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return;
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}
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moveToward(cit, fruitTree.x, fruitTree.y, 0.4);
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if (distance(cit.x, cit.y, fruitTree.x, fruitTree.y) < 10) {
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const canGather = cit.carryingCapacity - cit.carryingFruit;
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const toGather = Math.min(FRUIT_GATHER_RATE, fruitTree.amount, canGather);
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fruitTree.amount -= toGather;
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cit.carryingFruit += toGather;
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if (Math.random() < 0.01) {
|
||
logAction(`${cit.name} [Farmer] is gathering fruit...`);
|
||
}
|
||
|
||
if (cit.carryingFruit >= cit.carryingCapacity || fruitTree.amount <= 0) {
|
||
cit.task = null;
|
||
cit.target = null;
|
||
}
|
||
}
|
||
}
|
||
|
||
/** DELIVER FRUIT TASK - deposit fruit into a house */
|
||
function deliverFruitTask(cit) {
|
||
const house = cit.target;
|
||
if (!house || !house.completed) {
|
||
cit.task = null;
|
||
cit.target = null;
|
||
return;
|
||
}
|
||
moveToward(cit, house.x, house.y, 0.4);
|
||
|
||
if (distance(cit.x, cit.y, house.x, house.y) < 20) {
|
||
// Deliver fruit
|
||
const space = house.maxFruit - house.storedFruit;
|
||
if (space > 0 && cit.carryingFruit > 0) {
|
||
const toDeliver = Math.min(cit.carryingFruit, space);
|
||
house.storedFruit += toDeliver;
|
||
cit.carryingFruit -= toDeliver;
|
||
logAction(`${cit.name} delivered ${toDeliver} fruit to house.`);
|
||
}
|
||
cit.task = null;
|
||
cit.target = null;
|
||
}
|
||
}
|
||
|
||
/** PLANT FRUIT TREE TASK - if carrying fruit, plant a new tree somewhere near */
|
||
function plantFruitTreeTask(cit) {
|
||
// Choose a spot near the citizen
|
||
const px = cit.x + randInt(-50, 50);
|
||
const py = cit.y + randInt(-50, 50);
|
||
|
||
// Move there
|
||
moveToward(cit, px, py, 0.4);
|
||
|
||
// If close enough to that spot, plant
|
||
if (distance(cit.x, cit.y, px, py) < 10) {
|
||
if (cit.carryingFruit >= FRUIT_PLANT_COST) {
|
||
cit.carryingFruit -= FRUIT_PLANT_COST;
|
||
resources.push(createResource("FruitTree", px, py, FRUIT_TREE_START_AMOUNT));
|
||
logAction(`${cit.name} [Farmer] planted a new fruit tree!`);
|
||
}
|
||
cit.task = null;
|
||
cit.target = null;
|
||
}
|
||
}
|
||
|
||
/** EAT AT HOUSE TASK - if a house has fruit, reduce hunger */
|
||
function eatAtHouseTask(cit) {
|
||
const house = cit.target;
|
||
if (!house || !house.completed) {
|
||
cit.task = null;
|
||
cit.target = null;
|
||
return;
|
||
}
|
||
moveToward(cit, house.x, house.y, 0.4);
|
||
|
||
if (distance(cit.x, cit.y, house.x, house.y) < 20) {
|
||
// Eat some fruit to reduce hunger
|
||
if (house.storedFruit > 0 && cit.hunger > 0) {
|
||
const amountToEat = 10; // each 'meal' reduces 10 hunger
|
||
const eaten = Math.min(amountToEat, house.storedFruit);
|
||
house.storedFruit -= eaten;
|
||
cit.hunger -= eaten;
|
||
if (cit.hunger < 0) cit.hunger = 0;
|
||
logAction(`${cit.name} ate ${eaten} fruit. Hunger now ${Math.floor(cit.hunger)}.`);
|
||
}
|
||
// Done eating
|
||
cit.task = null;
|
||
cit.target = null;
|
||
}
|
||
}
|
||
|
||
/** REST AT HOUSE TASK - if house is completed, recover energy */
|
||
function restAtHouseTask(cit) {
|
||
const house = cit.target;
|
||
if (!house || !house.completed) {
|
||
cit.task = null;
|
||
cit.target = null;
|
||
return;
|
||
}
|
||
moveToward(cit, house.x, house.y, 0.4);
|
||
|
||
// If close enough, we are "resting" => see updateCitizen (rest recovers energy).
|
||
if (distance(cit.x, cit.y, house.x, house.y) < 20) {
|
||
// If we reached max energy, done
|
||
if (cit.energy >= ENERGY_MAX - 1) {
|
||
cit.energy = ENERGY_MAX;
|
||
cit.task = null;
|
||
cit.target = null;
|
||
}
|
||
}
|
||
}
|
||
|
||
/**********************************************************************
|
||
* FIND BUILDINGS OR RESOURCES
|
||
**********************************************************************/
|
||
function findNearestResourceOfType(cit, rtype) {
|
||
let nearest = null;
|
||
let nearestDist = Infinity;
|
||
for (const res of resources) {
|
||
if (res.type === rtype && res.amount > 0) {
|
||
const d = distance(cit.x, cit.y, res.x, res.y);
|
||
if (d < nearestDist) {
|
||
nearestDist = d;
|
||
nearest = res;
|
||
}
|
||
}
|
||
}
|
||
return nearest;
|
||
}
|
||
|
||
function findHouseWithFruit() {
|
||
// Return the first completed house that has >0 storedFruit
|
||
return buildings.find(b => b.completed && b.storedFruit > 0);
|
||
}
|
||
|
||
function findAnyCompletedHouse() {
|
||
return buildings.find(b => b.completed);
|
||
}
|
||
|
||
function findHouseNeedingFruit() {
|
||
return buildings.find(b => b.completed && b.storedFruit < b.maxFruit);
|
||
}
|
||
|
||
/**********************************************************************
|
||
* RANDOM/IDLE MOVEMENT
|
||
**********************************************************************/
|
||
function randomWander(cit) {
|
||
// Occasional random direction change
|
||
if (Math.random() < 0.01) {
|
||
cit.vx = (Math.random() - 0.5) * 0.3;
|
||
cit.vy = (Math.random() - 0.5) * 0.3;
|
||
}
|
||
}
|
||
|
||
/**********************************************************************
|
||
* MOVEMENT UTILS
|
||
**********************************************************************/
|
||
function moveToward(cit, tx, ty, speed = 0.4) {
|
||
const dx = tx - cit.x;
|
||
const dy = ty - cit.y;
|
||
const dist = Math.sqrt(dx*dx + dy*dy);
|
||
if (dist > 1) {
|
||
cit.vx = (dx / dist) * speed;
|
||
cit.vy = (dy / dist) * speed;
|
||
} else {
|
||
cit.vx = 0;
|
||
cit.vy = 0;
|
||
}
|
||
}
|
||
|
||
function distance(x1, y1, x2, y2) {
|
||
const dx = x2 - x1;
|
||
const dy = y2 - y1;
|
||
return Math.sqrt(dx*dx + dy*dy);
|
||
}
|
||
|
||
/**********************************************************************
|
||
* BUILDING LOGIC
|
||
**********************************************************************/
|
||
/**
|
||
* If no building is under construction and cityStorage has enough wood,
|
||
* place a new house building site.
|
||
* We'll do it once every few seconds to show city growth.
|
||
*/
|
||
setInterval(() => {
|
||
const underConstruction = buildings.find(b => !b.completed);
|
||
if (!underConstruction && cityStorage.wood >= HOUSE_WOOD_REQUIRED) {
|
||
cityStorage.wood -= HOUSE_WOOD_REQUIRED;
|
||
const x = randInt(-500, 500);
|
||
const y = randInt(-500, 500);
|
||
const site = createBuildingSite("House", x, y);
|
||
buildings.push(site);
|
||
logAction(`A new House construction site placed at (${x}, ${y}).`);
|
||
}
|
||
}, 5000); // check every 5 seconds
|
||
|
||
/**********************************************************************
|
||
* DEPOSIT WOOD IN CITY STORAGE IF CITIZENS ARE IDLE
|
||
* (Similar to previous examples)
|
||
**********************************************************************/
|
||
const originalAssignNewTask = assignNewTask;
|
||
assignNewTask = function(cit) {
|
||
// If a builder is carrying wood but no building needs it,
|
||
// deposit to city storage (which we treat as (0,0))
|
||
if (cit.profession === "Builder") {
|
||
const buildingNeedingWood = buildings.find(b => !b.completed && b.deliveredWood < b.requiredWood);
|
||
if (cit.carryingWood > 0 && !buildingNeedingWood) {
|
||
const distToCenter = distance(cit.x, cit.y, 0, 0);
|
||
if (distToCenter < 20) {
|
||
// Deposit wood
|
||
cityStorage.wood += cit.carryingWood;
|
||
logAction(`${cit.name} deposited ${cit.carryingWood} wood into city storage.`);
|
||
cit.carryingWood = 0;
|
||
} else {
|
||
// Move to center
|
||
moveToward(cit, 0, 0, 0.4);
|
||
// We'll remain idle if we get close enough
|
||
cit.task = null;
|
||
cit.target = null;
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
// Then do the original logic
|
||
originalAssignNewTask(cit);
|
||
};
|
||
|
||
/**********************************************************************
|
||
* RENDER
|
||
**********************************************************************/
|
||
function drawWorld() {
|
||
ctx.clearRect(0, 0, canvas.width, canvas.height);
|
||
|
||
// Draw grid
|
||
drawGrid();
|
||
|
||
// Draw resources (trees, fruit trees)
|
||
resources.forEach((res) => {
|
||
drawResource(res);
|
||
});
|
||
|
||
// Draw buildings
|
||
buildings.forEach((b) => {
|
||
drawBuilding(b);
|
||
});
|
||
|
||
// Draw city storage info
|
||
drawCityStorage();
|
||
|
||
// Draw citizens
|
||
citizens.forEach((cit) => {
|
||
drawCitizen(cit);
|
||
});
|
||
}
|
||
|
||
function drawGrid() {
|
||
ctx.save();
|
||
ctx.translate(canvas.width / 2 + offsetX, canvas.height / 2 + offsetY);
|
||
ctx.scale(scale, scale);
|
||
|
||
ctx.strokeStyle = "#ccc";
|
||
ctx.lineWidth = 1 / scale;
|
||
|
||
const range = 2000;
|
||
const startX = -range;
|
||
const endX = range;
|
||
const startY = -range;
|
||
const endY = range;
|
||
|
||
ctx.beginPath();
|
||
for (let x = startX; x <= endX; x += 100) {
|
||
ctx.moveTo(x, startY);
|
||
ctx.lineTo(x, endY);
|
||
}
|
||
for (let y = startY; y <= endY; y += 100) {
|
||
ctx.moveTo(startX, y);
|
||
ctx.lineTo(endX, y);
|
||
}
|
||
ctx.stroke();
|
||
|
||
ctx.restore();
|
||
}
|
||
|
||
function drawResource(res) {
|
||
if (res.amount <= 0) return; // skip depleted
|
||
|
||
ctx.save();
|
||
ctx.translate(canvas.width / 2 + offsetX, canvas.height / 2 + offsetY);
|
||
ctx.scale(scale, scale);
|
||
|
||
if (res.type === "Tree") {
|
||
ctx.fillStyle = "#228B22"; // green
|
||
ctx.beginPath();
|
||
ctx.arc(res.x, res.y, 10, 0, Math.PI * 2);
|
||
ctx.fill();
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "12px sans-serif";
|
||
ctx.fillText(`${res.type} (${res.amount})`, res.x - 20, res.y - 12);
|
||
} else if (res.type === "FruitTree") {
|
||
ctx.fillStyle = "#FF6347"; // tomato color
|
||
ctx.beginPath();
|
||
ctx.arc(res.x, res.y, 10, 0, Math.PI * 2);
|
||
ctx.fill();
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "12px sans-serif";
|
||
ctx.fillText(`Fruit (${res.amount})`, res.x - 25, res.y - 12);
|
||
}
|
||
|
||
ctx.restore();
|
||
}
|
||
|
||
function drawBuilding(b) {
|
||
ctx.save();
|
||
ctx.translate(canvas.width / 2 + offsetX, canvas.height / 2 + offsetY);
|
||
ctx.scale(scale, scale);
|
||
|
||
if (!b.completed) {
|
||
// Construction site
|
||
ctx.strokeStyle = "#FF8C00";
|
||
ctx.lineWidth = 2 / scale;
|
||
ctx.strokeRect(b.x - 15, b.y - 15, 30, 30);
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "12px sans-serif";
|
||
ctx.fillText(`${b.buildingType} (Building)`, b.x - 30, b.y - 25);
|
||
ctx.fillText(`Wood: ${b.deliveredWood}/${b.requiredWood}`, b.x - 30, b.y + 30);
|
||
ctx.fillText(`Progress: ${Math.floor(b.buildProgress)}%`, b.x - 30, b.y + 42);
|
||
} else {
|
||
// Completed house
|
||
ctx.fillStyle = "#DAA520";
|
||
ctx.fillRect(b.x - 15, b.y - 15, 30, 30);
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "12px sans-serif";
|
||
ctx.fillText(`${b.buildingType}`, b.x - 15, b.y - 20);
|
||
ctx.fillText(`Fruit: ${b.storedFruit}/${b.maxFruit}`, b.x - 25, b.y + 32);
|
||
}
|
||
|
||
ctx.restore();
|
||
}
|
||
|
||
function drawCityStorage() {
|
||
ctx.save();
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "16px sans-serif";
|
||
ctx.fillText(`City Wood Storage: ${cityStorage.wood}`, 10, 20);
|
||
ctx.restore();
|
||
}
|
||
|
||
function drawCitizen(cit) {
|
||
ctx.save();
|
||
ctx.translate(canvas.width / 2 + offsetX, canvas.height / 2 + offsetY);
|
||
ctx.scale(scale, scale);
|
||
|
||
// Citizen circle
|
||
ctx.fillStyle = cit.color;
|
||
ctx.beginPath();
|
||
ctx.arc(cit.x, cit.y, 7, 0, Math.PI * 2);
|
||
ctx.fill();
|
||
|
||
// Show name + profession + carrying
|
||
ctx.fillStyle = "#000";
|
||
ctx.font = "10px sans-serif";
|
||
ctx.fillText(`${cit.name} [${cit.profession}]`, cit.x + 10, cit.y - 2);
|
||
|
||
// Additional info: wood/fruit/hunger/energy
|
||
ctx.fillText(`W:${cit.carryingWood} F:${cit.carryingFruit} H:${Math.floor(cit.hunger)} E:${Math.floor(cit.energy)}`, cit.x + 10, cit.y + 10);
|
||
|
||
ctx.restore();
|
||
}
|
||
|
||
/**********************************************************************
|
||
* PAN & ZOOM
|
||
**********************************************************************/
|
||
canvas.addEventListener('mousedown', (e) => {
|
||
isDragging = true;
|
||
lastMouseX = e.clientX;
|
||
lastMouseY = e.clientY;
|
||
});
|
||
|
||
canvas.addEventListener('mouseup', () => {
|
||
isDragging = false;
|
||
});
|
||
|
||
canvas.addEventListener('mouseleave', () => {
|
||
isDragging = false;
|
||
});
|
||
|
||
canvas.addEventListener('mousemove', (e) => {
|
||
if (isDragging) {
|
||
const dx = e.clientX - lastMouseX;
|
||
const dy = e.clientY - lastMouseY;
|
||
offsetX += dx;
|
||
offsetY += dy;
|
||
lastMouseX = e.clientX;
|
||
lastMouseY = e.clientY;
|
||
}
|
||
});
|
||
|
||
canvas.addEventListener('wheel', (e) => {
|
||
e.preventDefault();
|
||
const zoomSpeed = 0.001;
|
||
const delta = e.deltaY * zoomSpeed;
|
||
const oldScale = scale;
|
||
scale -= delta;
|
||
if (scale < 0.1) scale = 0.1;
|
||
if (scale > 5) scale = 5;
|
||
|
||
const mouseX = e.clientX - (canvas.width / 2 + offsetX);
|
||
const mouseY = e.clientY - (canvas.height / 2 + offsetY);
|
||
offsetX -= mouseX * (scale - oldScale);
|
||
offsetY -= mouseY * (scale - oldScale);
|
||
}, { passive: false });
|
||
|
||
/**********************************************************************
|
||
* START
|
||
**********************************************************************/
|
||
initWorld();
|
||
|
||
</script>
|
||
</body>
|
||
</html>
|