import { test } from 'node:test';
import assert from 'node:assert/strict';
import { execSync } from 'node:child_process';
import { readFileSync } from 'node:fs';

// PoC 阶段 3 端到端: Layer00002.xml Login_Layer (18 spirits, group 2, 包含 Spirit405 渠道logo +
// Spirit177 游客登录 anchor-test cases). 验证生成 prefab 与 fixtures/Login_Layer.prefab 在
// 渠道logo + 游客登录两个 anchor 节点 _lpos 精度 < 0.001.
//
// 路径从 cocoscreator_projects/ 运行 (与 poc-protocol.test.mjs / poc-iconbutton.test.mjs 风格一致).
const CLI = 'node scripts/legacy-layer-to-cocos-prefab-cli.mjs';
const INPUT = '../projects/Game_Surface_3/save/Layer00002.xml';
const TARGET = 'YouleNexus/assets/framework/ui/prefabs/Login_Layer.prefab';
const OUTPUT_DIR = 'YouleNexus/out/legacy-migration/';
const OUTPUT = 'YouleNexus/out/legacy-migration/Login_Layer.prefab';

test('Login_Layer 端到端 - 渠道logo _lpos 误差 < 0.001', () => {
  execSync(`${CLI} ${INPUT} ${TARGET} ${OUTPUT_DIR}`, { stdio: 'pipe' });

  const generated = JSON.parse(readFileSync(OUTPUT, 'utf8'));
  const expected = JSON.parse(readFileSync(TARGET, 'utf8'));

  // 找渠道logo 节点（_name 包含"渠道"）
  const genLogo = generated.find(o => o.__type__ === 'cc.Node' && o._name && o._name.includes('渠道'));
  const expLogo = expected.find(o => o.__type__ === 'cc.Node' && o._name && o._name.includes('渠道'));
  assert.ok(genLogo, 'generated 缺渠道logo node');
  assert.ok(expLogo, 'expected 缺渠道logo node');
  assert.ok(Math.abs(genLogo._lpos.x - expLogo._lpos.x) < 0.001, `x mismatch: gen=${genLogo._lpos.x} exp=${expLogo._lpos.x}`);
  assert.ok(Math.abs(genLogo._lpos.y - expLogo._lpos.y) < 0.001, `y mismatch: gen=${genLogo._lpos.y} exp=${expLogo._lpos.y}`);
});

test('Login_Layer 端到端 - 游客登录 _lpos 误差 < 0.001', () => {
  execSync(`${CLI} ${INPUT} ${TARGET} ${OUTPUT_DIR}`, { stdio: 'pipe' });

  const generated = JSON.parse(readFileSync(OUTPUT, 'utf8'));
  const expected = JSON.parse(readFileSync(TARGET, 'utf8'));

  const genVisitor = generated.find(o => o.__type__ === 'cc.Node' && o._name && o._name.includes('游客'));
  const expVisitor = expected.find(o => o.__type__ === 'cc.Node' && o._name && o._name.includes('游客'));
  assert.ok(genVisitor);
  assert.ok(expVisitor);
  assert.ok(Math.abs(genVisitor._lpos.x - expVisitor._lpos.x) < 0.001);
  assert.ok(Math.abs(genVisitor._lpos.y - expVisitor._lpos.y) < 0.001);
});