import test from 'node:test';
import assert from 'node:assert/strict';
import fs from 'node:fs';
import path from 'node:path';
import crypto from 'node:crypto';

const MP_ROOT = path.resolve('m:/2026项目/CRMmp/mpuniapp');
const pagesJsonPath = path.join(MP_ROOT, 'pages.json');

// 旧占位符（来自官方 hello uni-app demo 的 component/api/css/template）的 SHA-256 哈希
const OBSOLETE_HASHES: Record<string, string> = {
  'tab-card.png': '694f03d3c20a',
  'tab-card-active.png': '3291476de8d0',
  'tab-radar.png': 'ce31e8591429',
  'tab-radar-active.png': '4c76333c9103',
  'tab-leads.png': 'eec5efb627c1',
  'tab-leads-active.png': '5efc171d40d1',
  'tab-profile.png': '5e550e2f2368',
  'tab-profile-active.png': 'ac196ab3ab73',
};

test('1. TabBar 图标静态资源完整性与 Retina 规范校验', () => {
  assert.ok(fs.existsSync(pagesJsonPath), 'pages.json 必须存在');
  const config = JSON.parse(fs.readFileSync(pagesJsonPath, 'utf-8'));
  const list = config.tabBar?.list || [];

  assert.equal(list.length, 5, 'TabBar 应当精确配置 5 个项');

  for (const item of list) {
    const iconFile = path.join(MP_ROOT, item.iconPath);
    const activeIconFile = path.join(MP_ROOT, item.selectedIconPath);

    assert.ok(fs.existsSync(iconFile), `图标文件不存在: ${item.iconPath}`);
    assert.ok(fs.existsSync(activeIconFile), `选中态图标文件不存在: ${item.selectedIconPath}`);

    for (const file of [iconFile, activeIconFile]) {
      const buf = fs.readFileSync(file);
      // 验证 PNG 魔数: 89 50 4E 47 0D 0A 1A 0A
      const isPng = buf[0] === 0x89 && buf[1] === 0x50 && buf[2] === 0x4e && buf[3] === 0x47;
      assert.ok(isPng, `${path.basename(file)} 必须为有效 PNG 文件`);

      // 验证尺寸为 81x81
      const width = buf.readUInt32BE(16);
      const height = buf.readUInt32BE(20);
      assert.equal(width, 81, `${path.basename(file)} 宽度必须为 81px`);
      assert.equal(height, 81, `${path.basename(file)} 高度必须为 81px`);
    }
  }
});

test('2. 杜绝旧版开发占位符（去除 </>, API, {}, 4方块 等 demo 遗留图标）', () => {
  for (const [filename, oldHashPrefix] of Object.entries(OBSOLETE_HASHES)) {
    const file = path.join(MP_ROOT, 'static', filename);
    assert.ok(fs.existsSync(file), `目标文件 ${filename} 存在`);
    const buf = fs.readFileSync(file);
    const hash = crypto.createHash('sha256').update(buf).digest('hex');
    assert.notEqual(
      hash.slice(0, 12),
      oldHashPrefix,
      `${filename} 仍为旧版占位符图标，必须替换为正式商务设计图标`
    );
  }
});