Phaser - handle keypress input event

phaser-keypress-handler.js

// Phaser.Scene context

const keys = new Set();

this.input.keyboard.on('keydown', (event) => {
    if (keys.has(event.code)) { 
      return 
    }

    keys.add(event.code);
    this.input.keyboard.emit(`keypress_${event.code}`, event);
    this.input.keyboard.emit(`keypress`, event);
});

this.input.keyboard.on('keyup', (event) => {
    keys.delete(event.code);
    this.input.keyboard.emit(`keyrelease_${event.code}`, event);
    this.input.keyboard.emit(`keyrelease`, event);
});