Diffusion Ant (feature/rooting) Code

ant/examples/demo/readline.js
8b573570d588feature/rooting

readline.js
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			import * as readline from 'node:readline';

			const COLORS = {
			reset: '\x1b[0m',
			bold: '\x1b[1m',
			dim: '\x1b[2m',
			italic: '\x1b[3m',
			underline: '\x1b[4m',

			black: '\x1b[30m',
			red: '\x1b[31m',
			green: '\x1b[32m',
			yellow: '\x1b[33m',
			blue: '\x1b[34m',
			magenta: '\x1b[35m',
			cyan: '\x1b[36m',
			white: '\x1b[37m',

			bgBlack: '\x1b[40m',
			bgRed: '\x1b[41m',
			bgGreen: '\x1b[42m',
			bgYellow: '\x1b[43m',
			bgBlue: '\x1b[44m',
			bgMagenta: '\x1b[45m',
			bgCyan: '\x1b[46m',
			bgWhite: '\x1b[47m'
			};

			const c = (color, text) => `${COLORS[color]}${text}${COLORS.reset}`;

			const LOGO = `
			${c('yellow', '╔═══════════════════════════════════════════════════════════╗')}
			${c('yellow', '║')} ${c('bold', c('red', '🐜 Ant JavaScript'))} ${c('dim', '- Interactive Task Manager')} ${' '.repeat(11)} ${c('yellow', '║')}
			${c('yellow', '╚═══════════════════════════════════════════════════════════╝')}
			`;

			const HELP = ` ${c('bold', 'Commands:')}
			${c('green', 'add')} ${c('dim', '<task>')} Add a new task
			${c('green', 'list')} List all tasks
			${c('green', 'done')} ${c('dim', '<id>')} Mark task as complete
			${c('green', 'remove')} ${c('dim', '<id>')} Remove a task
			${c('green', 'clear')} Clear all tasks
			${c('green', 'stats')} Show statistics
			${c('green', 'help')} Show this help
			${c('green', 'quit')} Exit the app`;

			class TaskManager {
			constructor() {
			this.tasks = [];
			this.nextId = 1;
			}

			add(description) {
			const task = {
			id: this.nextId++,
			description,
			done: false,
			createdAt: new Date()
			};
			this.tasks.push(task);
			return task;
			}

			list() {
			return this.tasks;
			}

			markDone(id) {
			const task = this.tasks.find(t => t.id === id);
			if (task) {
			task.done = true;
			task.completedAt = new Date();
			return task;
			}
			return null;
			}

			remove(id) {
			const idx = this.tasks.findIndex(t => t.id === id);
			if (idx !== -1) {
			return this.tasks.splice(idx, 1)[0];
			}
			return null;
			}

			clear() {
			const count = this.tasks.length;
			this.tasks = [];
			return count;
			}

			stats() {
			const total = this.tasks.length;
			const completed = this.tasks.filter(t => t.done).length;
			const pending = total - completed;
			return { total, completed, pending };
			}
			}

			function formatTask(task) {
			const checkbox = task.done ? c('green', '✓') : c('dim', '○');
			const id = c('dim', `#${task.id}`);
			const desc = task.done ? c('dim', task.description) : task.description;
			return ` ${checkbox} ${id} ${desc}`;
			}

			function progressBar(current, total, width = 20) {
			if (total === 0) return c('dim', '░'.repeat(width));
			const filled = Math.round((current / total) * width);
			const empty = width - filled;
			return c('green', '█'.repeat(filled)) + c('dim', '░'.repeat(empty));
			}

			function main() {
			const rl = readline.createInterface({
			input: process.stdin,
			output: process.stdout,
			prompt: `${c('cyan', '❯')} `,
			historySize: 100,
			removeHistoryDuplicates: true
			});

			const manager = new TaskManager();

			console.log(LOGO);
			console.log(c('dim', ' Type "help" for available commands\n'));

			manager.add('Learn the Ant JavaScript runtime');
			manager.add('Build something awesome');
			manager.add('Read the documentation');

			rl.prompt();

			rl.on('line', input => {
			const line = input.trim();
			const [cmd, ...args] = line.split(/\s+/);
			const arg = args.join(' ');

			console.log();

			switch (cmd?.toLowerCase()) {
			case 'add': {
			if (!arg) {
			console.log(` ${c('red', '✗')} Please provide a task description`);
			break;
			}
			const task = manager.add(arg);
			console.log(` ${c('green', '✓')} Added: ${formatTask(task)}`);
			break;
			}

			case 'list':
			case 'ls': {
			const tasks = manager.list();
			if (tasks.length === 0) {
			console.log(` ${c('dim', 'No tasks yet. Use "add <task>" to create one.')}`);
			} else {
			console.log(` ${c('bold', 'Tasks:')}\n`);
			for (const task of tasks) {
			console.log(formatTask(task));
			}
			}
			break;
			}

			case 'done':
			case 'complete': {
			const id = parseInt(arg);
			if (isNaN(id)) {
			console.log(` ${c('red', '✗')} Please provide a valid task ID`);
			break;
			}
			const task = manager.markDone(id);
			if (task) {
			console.log(` ${c('green', '✓')} Completed: ${formatTask(task)}`);
			} else {
			console.log(` ${c('red', '✗')} Task #${id} not found`);
			}
			break;
			}

			case 'remove':
			case 'rm':
			case 'delete': {
			const id = parseInt(arg);
			if (isNaN(id)) {
			console.log(` ${c('red', '✗')} Please provide a valid task ID`);
			break;
			}
			const task = manager.remove(id);
			if (task) {
			console.log(` ${c('yellow', '✗')} Removed: ${c('dim', task.description)}`);
			} else {
			console.log(` ${c('red', '✗')} Task #${id} not found`);
			}
			break;
			}

			case 'clear': {
			const count = manager.clear();
			console.log(` ${c('yellow', '✗')} Cleared ${count} task(s)`);
			break;
			}

			case 'stats': {
			const stats = manager.stats();
			const percent = stats.total > 0 ? Math.round((stats.completed / stats.total) * 100) : 0;

			console.log(` ${c('bold', 'Statistics:')}\n`);
			console.log(` Total: ${c('cyan', stats.total)}`);
			console.log(` Completed: ${c('green', stats.completed)}`);
			console.log(` Pending: ${c('yellow', stats.pending)}`);
			console.log();
			console.log(` Progress: ${progressBar(stats.completed, stats.total)} ${percent}%`);
			break;
			}

			case 'help':
			case '?': {
			console.log(HELP);
			break;
			}

			case 'quit':
			case 'exit':
			case 'q': {
			console.log(` ${c('cyan', 'Goodbye!')} 👋`);
			rl.close();
			return;
			}

			case '': {
			break;
			}

			default: {
			console.log(` ${c('red', '✗')} Unknown command: ${c('dim', cmd)}`);
			console.log(` ${c('dim', 'Type "help" for available commands')}`);
			}
			}

			console.log();
			rl.prompt();
			});

			rl.on('close', () => {
			process.exit(0);
			});
			}

			main();

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