JSFiddle - React, Tailwind, and code Playground

HTML

<div id="game_area"> </div>

JavaScript

// Initialize Phaser
var game = new Phaser.Game(500, 500, Phaser.AUTO, 'game_area', {
    create: create,
    render: render
});

var points = [];
var lines = [];
var MAX_CIRCLE_DISTANCE = 100; // this defines how far away the points are allowed to be for a line

// function to get the distance between two points:
function distance(point1, point2) {
    x = point1.x - point2.x;
    y = point1.y - point2.y;
    return Math.sqrt((x * x) + (y * y));
}
function createPoints(game){
  point = game.add.sprite(game.world.randomX,game.world.randomY,game.cache.getBitmapData('blueShade'));
  game.physics.arcade.enable(point);
  point.body.collideWorldBounds = true;
  point.body.bounce.set(1);
  point.body.velocity.x = game.rnd.realInRange(-25, 25);
	point.body.velocity.y = game.rnd.realInRange(-25, 25);
  points.push(point)
}

function create(){
  this.stage.backgroundColor = '#3A5963';

  //	Create our bitmapData which we'll use as a Sprite texture
  var bmd = this.add.bitmapData(2, 2);

  //	Fill it
  var grd = bmd.context.createLinearGradient(0, 0, 0, 32);

  grd.addColorStop(0, '#8ED6FF');
  grd.addColorStop(1, '#004CB3');
  bmd.context.fillStyle = grd;
  bmd.context.fillRect(0, 0, 2, 2);
  this.cache.addBitmapData('blueShade', bmd);


  this.physics.startSystem(Phaser.Physics.ARCADE);

  // Create the points
  for (var i = 0; i < 25; i++) {
    createPoints(this);
  }
  // create the lines:
  // 1. iterate over every point
  for (var i = 0; i < points.length; i++) {
      // 2. iterate over every other point
      // k=(i+1) so that only points that do not already have a line are checked
      for (var k = (i + 1); k < points.length; k++) {
          // create the line
          line = new Phaser.Line();
          // add references to the start and end points of the line
          line.data = {};
          line.data.startPoint = points[i];
          line.data.endPoint = points[k];
          // add the line to the lines array
          lines.push(line);
      }
 	}
}
//...