// Copyright (c) 2026 Dominic Masters
//
// This software is released under the MIT License.
// https://opensource.org/licenses/MIT

const PLAYER_SPEED = 5.0;
// 1 world unit = 16 pixels.
const PIXEL_SCALE = 1.0 / 16.0;
// Player sprite is 32x32 px (test.png dimensions).
const PLAYER_W = 32 * PIXEL_SCALE;
const PLAYER_H = 32 * PIXEL_SCALE;

var player = {};

player.getAssets = () => {
  return [
    { path: 'test.png', type: Asset.TYPE_TEXTURE, format: Texture.FORMAT_RGBA }
  ];
}

player.init = function(scene) {
  var texture = scene.assets.getAssetByPath('test.png');
  Console.print('Player init: got texture ' + texture);

  _entity   = Entity.create();
  _position = _entity.add(Component.POSITION);
  _physics  = _entity.add(Component.PHYSICS);

  _physics.bodyType   = Physics.DYNAMIC;
  _physics.shape      = Physics.SHAPE_CUBE;
  _physics.gravityScale = 1.0;

  var r       = _entity.add(Component.RENDERABLE);
  r.texture   = texture.texture;
  r.type      = Renderable.SPRITEBATCH;
  r.color     = new Color(220, 80, 80);
  // Upright quad centered on X, bottom-aligned on Y.
  r.sprites = [[-PLAYER_W/2, 0, 0, PLAYER_W/2, PLAYER_H, 0, 0, 1, 1, 0]];

  _position.localPosition = new Vec3(0, PLAYER_H, 0);
};

player.getPosition = function() {
  return _position;
};

player.update = function() {
  if(!_physics) return;
  var vx = Input.axis(INPUT_ACTION_LEFT, INPUT_ACTION_RIGHT) * PLAYER_SPEED;
  var vz = Input.axis(INPUT_ACTION_DOWN, INPUT_ACTION_UP) * PLAYER_SPEED;
  // Preserve vertical velocity so gravity and landing work correctly.
  var vy = _physics.velocity.y;
  _physics.velocity = new Vec3(vx, vy, vz);
};

player.dispose = function() {
  Entity.dispose(_entity);
  _entity   = null;
  _position = null;
  _physics  = null;
};

module.exports = player;