104 lines
1.9 KiB
JavaScript
104 lines
1.9 KiB
JavaScript
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import Unit from './classes/unit';
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import Interface from './classes/interface';
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const FRAME = 20;
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const ENEMY_SPAWN_RATE = 400;
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let ui = new Interface();
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let player = new Unit(ui);
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player.go(1, ui.output.rows / 2);
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player.shape = '=>';
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player.color = '#77d6ff';
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player.bold = true;
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let explosion = new Unit(ui);
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explosion.dead = true;
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let missles = [];
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let enemies = [];
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let score = 0;
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setInterval(() => {
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ui.clear();
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player.draw();
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missles.forEach((missle, i) => {
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missle.move(1, 0);
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missle.draw();
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let enemy = missle.collides(enemies)
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if (enemy) {
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enemy.killed = 1;
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enemy.color = 'red';
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enemy.shape = '*';
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missle.dead = true;
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score++;
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}
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if (missle.dead) {
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missles.splice(i, 1);
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}
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});
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enemies.forEach((enemy, i) => {
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// move with speed
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enemy.move();
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enemy.draw();
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if (enemy.dead) {
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enemies.splice(i, 1);
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}
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if (enemy.killed == 3) enemy.dead = true;
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if (enemy.killed < 3) enemy.killed++;
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})
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ui.cursor.goto(0, 0).yellow().write(`Score: ${score}`);
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ui.cursor.reset();
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}, FRAME);
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ui.onKey('right', () => {
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player.move(1, 0);
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});
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ui.onKey('down', () => {
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player.move(0, 1);
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});
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ui.onKey('up', () => {
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player.move(0, -1);
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});
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ui.onKey('left', () => {
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player.move(-1, 0);
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});
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ui.onKey('space', () => {
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let missle = new Unit(ui);
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missle.go(player.x, player.y);
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missle.shape = '+';
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missle.dieOnExit = true;
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missles.push(missle);
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});
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setInterval(() => {
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if (enemies.length > 5) return;
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let enemy = new Unit(ui);
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enemy.go(Math.random() * ui.output.columns, 0);
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enemy.shape = 'o';
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enemy.color = '#f7c71e';
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enemy.dieOnExit = true;
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enemy.speed = () => {
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return [Math.random() > 0.9 ? 0.4 : 0, 0.06];
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}
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enemies.push(enemy);
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}, 1000);
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process.on('exit', function() {
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ui.cursor.horizontalAbsolute(0).eraseLine()
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ui.cursor.show();
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});
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