/**
 * Dog — Codels 3D model library
 * License: CC0-1.0 · Units: meters · Y-up · Front: +Z · Origin: center of the base (y = 0)
 * Triangles: 344 · Size (W × H × D): 0.39 × 0.43 × 0.53 m
 *
 * Usage:
 *   import { createDog } from './dog.js';
 *   
 *   const model = createDog();
 *   model.position.set(0, 0, 0);
 *   scene.add(model);
 */
import * as THREE from 'three';

const deg = THREE.MathUtils.degToRad;

export function createDog() {
  const root = new THREE.Group();
  root.name = 'Dog';

  // Materials
  const furMat = new THREE.MeshStandardMaterial({ name: 'fur', color: 0xdb9b4f, roughness: 0.9, flatShading: true });
  const lightMat = new THREE.MeshStandardMaterial({ name: 'light', color: 0xf6e2bd, roughness: 0.95, flatShading: true });
  const earMat = new THREE.MeshStandardMaterial({ name: 'ear', color: 0xc98a3f, roughness: 0.9, flatShading: true });
  const darkMat = new THREE.MeshStandardMaterial({ name: 'dark', color: 0x1c1718, roughness: 0.3, flatShading: true });
  const shineMat = new THREE.MeshStandardMaterial({ name: 'shine', color: 0xffffff, roughness: 0.3, flatShading: true });
  const tongueMat = new THREE.MeshStandardMaterial({ name: 'tongue', color: 0xef7d8c, roughness: 0.5, flatShading: true });
  const collarMat = new THREE.MeshStandardMaterial({ name: 'collar', color: 0x2f7fd8, roughness: 0.6, flatShading: true });
  const goldMat = new THREE.MeshStandardMaterial({ name: 'gold', color: 0xf2c14c, roughness: 0.3, metalness: 0.65, flatShading: true });

  // Shared geometries
  const boxGeo = new THREE.BoxGeometry(0.065, 0.11, 0.065);
  const boxGeo2 = new THREE.BoxGeometry(0.072, 0.03, 0.078);
  const boxGeo3 = new THREE.BoxGeometry(0.04, 0.048, 0.01);
  const boxGeo4 = new THREE.BoxGeometry(0.015, 0.015, 0.006);
  const boxGeo5 = new THREE.BoxGeometry(0.04, 0.15, 0.1);

  // Parts
  const legFL = new THREE.Group();
  legFL.name = 'legFL';
  legFL.position.set(0.055, 0.13, 0.09);
  root.add(legFL);
  const legFLLeg = new THREE.Mesh(boxGeo, furMat);
  legFLLeg.name = 'legFLLeg';
  legFLLeg.position.set(0, -0.055, 0);
  legFL.add(legFLLeg);
  const legFLPaw = new THREE.Mesh(boxGeo2, furMat);
  legFLPaw.name = 'legFLPaw';
  legFLPaw.position.set(0, -0.115, 0.008);
  legFL.add(legFLPaw);
  const legFR = new THREE.Group();
  legFR.name = 'legFR';
  legFR.position.set(-0.055, 0.13, 0.09);
  root.add(legFR);
  const legFRLeg = new THREE.Mesh(boxGeo, furMat);
  legFRLeg.name = 'legFRLeg';
  legFRLeg.position.set(0, -0.055, 0);
  legFR.add(legFRLeg);
  const legFRPaw = new THREE.Mesh(boxGeo2, furMat);
  legFRPaw.name = 'legFRPaw';
  legFRPaw.position.set(0, -0.115, 0.008);
  legFR.add(legFRPaw);
  const legBL = new THREE.Group();
  legBL.name = 'legBL';
  legBL.position.set(0.055, 0.13, -0.09);
  root.add(legBL);
  const legBLLeg = new THREE.Mesh(boxGeo, furMat);
  legBLLeg.name = 'legBLLeg';
  legBLLeg.position.set(0, -0.055, 0);
  legBL.add(legBLLeg);
  const legBLPaw = new THREE.Mesh(boxGeo2, furMat);
  legBLPaw.name = 'legBLPaw';
  legBLPaw.position.set(0, -0.115, 0.008);
  legBL.add(legBLPaw);
  const legBR = new THREE.Group();
  legBR.name = 'legBR';
  legBR.position.set(-0.055, 0.13, -0.09);
  root.add(legBR);
  const legBRLeg = new THREE.Mesh(boxGeo, furMat);
  legBRLeg.name = 'legBRLeg';
  legBRLeg.position.set(0, -0.055, 0);
  legBR.add(legBRLeg);
  const legBRPaw = new THREE.Mesh(boxGeo2, furMat);
  legBRPaw.name = 'legBRPaw';
  legBRPaw.position.set(0, -0.115, 0.008);
  legBR.add(legBRPaw);
  const body = new THREE.Group();
  body.name = 'body';
  root.add(body);
  const torso = new THREE.Mesh(new THREE.BoxGeometry(0.18, 0.15, 0.27), furMat);
  torso.name = 'torso';
  torso.position.set(0, 0.175, 0);
  body.add(torso);
  const chest = new THREE.Mesh(new THREE.BoxGeometry(0.12, 0.1, 0.012), lightMat);
  chest.name = 'chest';
  chest.position.set(0, 0.16, 0.138);
  body.add(chest);
  const belly = new THREE.Mesh(new THREE.BoxGeometry(0.13, 0.01, 0.19), lightMat);
  belly.name = 'belly';
  belly.position.set(0, 0.097, 0.01);
  body.add(belly);
  const tail = new THREE.Group();
  tail.name = 'tail';
  tail.position.set(0, 0.22, -0.125);
  tail.rotation.set(0, 0, deg(14));
  root.add(tail);
  const tailBase = new THREE.Mesh(new THREE.BoxGeometry(0.04, 0.1021, 0.04), furMat);
  tailBase.name = 'tailBase';
  tailBase.position.set(0, 0.03, -0.025);
  tailBase.rotation.set(deg(-39.8056), 0, 0);
  tail.add(tailBase);
  const tailTip = new THREE.Mesh(new THREE.BoxGeometry(0.036, 0.0907, 0.036), furMat);
  tailTip.name = 'tailTip';
  tailTip.position.set(0, 0.095, -0.055);
  tailTip.rotation.set(deg(-8.1301), 0, 0);
  tail.add(tailTip);
  const collar = new THREE.Group();
  collar.name = 'collar';
  collar.position.set(0, 0.215, 0.1);
  collar.rotation.set(deg(-15), 0, 0);
  root.add(collar);
  const collarBand = new THREE.Mesh(new THREE.BoxGeometry(0.195, 0.035, 0.13), collarMat);
  collarBand.name = 'collarBand';
  collar.add(collarBand);
  const nameTag = new THREE.Mesh(new THREE.CylinderGeometry(0.022, 0.022, 0.008, 8), goldMat);
  nameTag.name = 'nameTag';
  nameTag.position.set(0, -0.035, 0.07);
  nameTag.rotation.set(deg(90), 0, 0);
  collar.add(nameTag);
  const head = new THREE.Group();
  head.name = 'head';
  head.position.set(0, 0.23, 0.105);
  root.add(head);
  const skull = new THREE.Mesh(new THREE.BoxGeometry(0.23, 0.19, 0.19), furMat);
  skull.name = 'skull';
  skull.position.set(0, 0.09, 0.035);
  head.add(skull);
  const snout = new THREE.Mesh(new THREE.BoxGeometry(0.12, 0.08, 0.08), lightMat);
  snout.name = 'snout';
  snout.position.set(0, 0.045, 0.17);
  head.add(snout);
  const nose = new THREE.Mesh(new THREE.BoxGeometry(0.05, 0.035, 0.03), darkMat);
  nose.name = 'nose';
  nose.position.set(0, 0.075, 0.205);
  head.add(nose);
  const mouthLine = new THREE.Mesh(new THREE.BoxGeometry(0.008, 0.03, 0.006), darkMat);
  mouthLine.name = 'mouthLine';
  mouthLine.position.set(0, 0.04, 0.213);
  head.add(mouthLine);
  const mouth = new THREE.Mesh(new THREE.BoxGeometry(0.04, 0.012, 0.03), darkMat);
  mouth.name = 'mouth';
  mouth.position.set(0, 0.005, 0.2);
  head.add(mouth);
  const tongue = new THREE.Mesh(new THREE.BoxGeometry(0.034, 0.05, 0.012), tongueMat);
  tongue.name = 'tongue';
  tongue.position.set(0.004, -0.015, 0.204);
  tongue.rotation.set(deg(-10), 0, deg(5));
  head.add(tongue);
  const eyeL = new THREE.Mesh(boxGeo3, darkMat);
  eyeL.name = 'eyeL';
  eyeL.position.set(0.06, 0.115, 0.135);
  head.add(eyeL);
  const eyeShineL = new THREE.Mesh(boxGeo4, shineMat);
  eyeShineL.name = 'eyeShineL';
  eyeShineL.position.set(0.069, 0.126, 0.141);
  head.add(eyeShineL);
  const eyeR = new THREE.Mesh(boxGeo3, darkMat);
  eyeR.name = 'eyeR';
  eyeR.position.set(-0.06, 0.115, 0.135);
  head.add(eyeR);
  const eyeShineR = new THREE.Mesh(boxGeo4, shineMat);
  eyeShineR.name = 'eyeShineR';
  eyeShineR.position.set(-0.051, 0.126, 0.141);
  head.add(eyeShineR);
  const earL = new THREE.Group();
  earL.name = 'earL';
  earL.position.set(0.115, 0.17, 0.025);
  earL.rotation.set(0, 0, deg(18));
  head.add(earL);
  const earFlapL = new THREE.Mesh(boxGeo5, earMat);
  earFlapL.name = 'earFlapL';
  earFlapL.position.set(0.02, -0.06, 0);
  earL.add(earFlapL);
  const earR = new THREE.Group();
  earR.name = 'earR';
  earR.position.set(-0.115, 0.17, 0.025);
  earR.rotation.set(0, 0, deg(-18));
  head.add(earR);
  const earFlapR = new THREE.Mesh(boxGeo5, earMat);
  earFlapR.name = 'earFlapR';
  earFlapR.position.set(-0.02, -0.06, 0);
  earR.add(earFlapR);

  root.traverse((o) => {
    if (o.isMesh) {
      o.castShadow = true;
      o.receiveShadow = true;
    }
  });
  return root;
}

export default createDog;