const fs = require('fs');
const h = fs.readFileSync(__dirname + '\\index.html', 'utf8');
const m = h.match(/<script>([\s\S]*?)<\/script>/);
const js = m[1];

// Extract chapter data
const chapters = [
  { id: 1, name: '有理数', standard: '正负数·有理数分类·数轴·相反数·绝对值·加减法·乘除法·乘方·科学记数法·近似数·运算律' },
  { id: 2, name: '整式的加减', standard: '单项式·多项式·同类项·去括号·添括号·整式加减·降幂升幂' },
  { id: 3, name: '一元一次方程', standard: '等式性质·解方程·去分母·配套·工程·行程·销售·方案·比赛积分·利率' },
  { id: 4, name: '几何图形初步', standard: '立体图形·展开图·三视图·线段·射线·直线·中点·角·余角补角·角平分线·方位角·钟面角' }
];

console.log('╔══════════════════════════════════════════════╗');
console.log('║    教育专家 · 严格内容审核报告               ║');
console.log('╚══════════════════════════════════════════════╝\n');

chapters.forEach(ch => {
  const chStart = js.indexOf("{ id:" + ch.id + ", title:'" + ch.name + "'");
  const chEnd = ch.id < 4 ? js.indexOf("{ id:" + (ch.id+1) + ", title:'") : js.indexOf("];", chStart);
  const chContent = js.substring(chStart, chEnd);
  
  console.log('▬'.repeat(50));
  console.log('【' + ch.name + '】');
  
  // Check KPs
  const kps = chContent.match(/type:'kp', icon:'[^']+', title:'[^']+'/g);
  if (kps) {
    console.log('\n  知识点(KP):');
    kps.forEach(kp => {
      const title = kp.match(/title:'([^']+)'/)[1];
      const icon = kp.match(/icon:'([^']+)'/)[1];
      console.log('    ' + icon + ' ' + title);
    });
  }

  // Check for explanatory content quality
  const kjCount = (chContent.match(/class="kj"/g) || []).length;
  const qjCount = (chContent.match(/class="qj"/g) || []).length;
  const vidCount = (chContent.match(/<a href="https:\/\/www\.bilibili/g) || []).length;
  console.log('    口诀数: ' + kjCount + '  巧解数: ' + qjCount + '  视频数: ' + vidCount);

  // Check question count and distribution
  const ssQ = chContent.match(/type:'ss'/g);
  const rvQ = chContent.match(/type:'review'/g);
  const egQ = chContent.match(/type:'eg'/g);
  console.log('    SS题:' + (ssQ ? ssQ.length : 0) + '  Review:' + (rvQ ? rvQ.length : 0) + '  EG:' + (egQ ? egQ.length : 0));

  // Check for common explanation pitfalls
  const hasMistake = chContent.includes('错误') || chContent.includes('易错');
  const hasLifeExample = chContent.includes('温度计') || chContent.includes('银行卡') || chContent.includes('天平') || chContent.includes('快递');
  const hasComparison = chContent.includes('对比') || chContent.includes('区别') || chContent.includes('vs');
  console.log('    易错提示:' + (hasMistake ? '✅' : '❌') + ' 生活例子:' + (hasLifeExample ? '✅' : '❌') + ' 对比说明:' + (hasComparison ? '✅' : '❌'));
});

// Check overall structure
console.log('\n\n▬'.repeat(50));
console.log('【总体审核】');

// 1. 内容完整性检查
console.log('\n  1. 知识点覆盖（课标要求 vs 实际覆盖）:');
const allContent = js;
const standardTopics = [
  ['正负数', '正数', '基本概念'],
  ['有理数分类', '整数', '分类标准'],
  ['数轴', '原点', '数轴三要素'],
  ['相反数', '相反数', '符号相反'],
  ['绝对值', '绝对值', '距离'],
  ['加法法则', '同号相加', '运算规则'],
  ['减法法则', '减法', '减法法则'],
  ['乘法法则', '同号得正', '乘法'],
  ['除法法则', '除法', '除以'],
  ['乘方', '乘方', '幂运算'],
  ['科学记数法', '科学记数法', '大数表示'],
  ['近似数', '近似数', '精确度'],
  ['运算律', '交换律', '运算律'],
  ['有效数字', '有效数字', '精确位'],
  ['单项式', '单项式', '整式基础'],
  ['多项式', '多项式', '整式'],
  ['同类项', '同类项', '合并'],
  ['去括号', '去括号', '括号法则'],
  ['添括号', '添括号', '括号'],
  ['降幂排列', '降幂', '排列'],
  ['升幂排列', '升幂', '排列'],
  ['方程', '方程', '等式'],
  ['等式性质', '等式性质', '性质'],
  ['移项', '移项', '过桥'],
  ['去分母', '去分母', '公分母'],
  ['配套问题', '配套', '应用题'],
  ['工程问题', '工程', '效率'],
  ['行程问题', '行程', '路程'],
  ['销售问题', '进价', '利润'],
  ['方案选择', '方案', '比较'],
  ['比赛积分', '积分', '比赛'],
  ['存款利率', '利率', '利息'],
  ['立体图形', '棱柱', '立体'],
  ['展开图', '展开', '展开图'],
  ['线段', '线段', '端点'],
  ['射线', '射线', '端点'],
  ['直线', '直线', '无限'],
  ['中点', '中点', '中点'],
  ['角', '角', '角度'],
  ['余角', '余角', '90°'],
  ['补角', '补角', '180°'],
  ['角平分线', '平分', '角平分线'],
  ['方位角', '北偏', '方位'],
  ['钟面角', '时针', '钟面'],
];

let covered = 0, missing = [];
standardTopics.forEach(t => {
  if (allContent.includes(t[1])) { covered++; }
  else { missing.push(t[0]); }
});
console.log('    覆盖: ' + covered + '/' + standardTopics.length);
if (missing.length > 0) console.log('    缺失: ' + missing.join(', '));

// 2. 讲解生动性
console.log('\n  2. 讲解生动性:');
const metaphors = [
  ['照镜子', '相反数'],
  ['天平', '方程'],
  ['快递', '去括号'],
  ['双胞胎', '同类项'],
  ['单词/句子', '整式'],
  ['公路', '数轴'],
  ['温度计', '正负数'],
  ['手电筒', '射线'],
  ['土豆/土豆片', '立体vs平面'],
];
let metaphorCount = 0;
metaphors.forEach(m => {
  if (allContent.includes(m[0])) { metaphorCount++; console.log('    ✅ ' + m[0] + ' → ' + m[1]); }
  else { console.log('    ❌ ' + m[0] + '（未使用）'); }
});

// 3. 易错点提示
console.log('\n  3. 易错点/常见错误提示:');
const tips = [
  ['π是常数', 'π是数字'],
  ['-1⁴≠(-1)⁴', '1⁴'],
  ['平均速度误区', '平均速度'],
  ['去分母漏乘', '漏乘'],
  ['过桥要变号', '过桥'],
  ['负数比较大小', '绝对值大的反而小'],
];
tips.forEach(t => {
  if (allContent.includes(t[1])) console.log('    ✅ ' + t[0]);
  else console.log('    ❌ ' + t[0] + '（未提示）');
});

// 4. 练习多样性
console.log('\n  4. 练习多样性:');
const calcQ = (allContent.match(/计算/g) || []).length;
const conceptQ = (allContent.match(/说法正确的是/g) || []).length;
const wordQ = (allContent.match(/km|元|小时|分钟|天/g) || []).length;
const graphQ = (allContent.match(/Geo\./g) || []).length;
console.log('    计算题引用:' + calcQ + '次  概念判断题:' + conceptQ + '次');
console.log('    应用题情境:' + wordQ + '次  Geo图形题:' + graphQ + '个');

// 5. 难度梯度
console.log('\n  5. 难度梯度（重点→核心→高频→综合）:');
const tags = {};
const allTags = js.match(/tag:'[^']+'/g);
if (allTags) {
  allTags.forEach(t => {
    const tag = t.split("'")[1];
    tags[tag] = (tags[tag] || 0) + 1;
  });
  Object.keys(tags).forEach(t => console.log('    ' + t + ': ' + tags[t] + '题'));
}

// 6. 口诀有效性
console.log('\n  6. 口诀可记忆性:');
const rhymes = [
  '零上为正零下为负',
  '数轴一条线原点在中间',
  '相反数是照镜子',
  '同号相加符号不变',
  '奇次方符号不变',
  '去括号等于拆快递',
  '移项过桥要变号',
  '线段两个点射线一个点',
  '一四一、二三一、二二二、三三',
  '方位角互看',
];
rhymes.forEach(r => {
  if (allContent.includes(r.substring(0, 6))) console.log('    ✅ ' + r.substring(0, 20) + '...');
  else console.log('    ❌ ' + r.substring(0, 20) + '...（未找到）');
});

console.log('\n' + '═'.repeat(50));
console.log('审核结论:');
if (covered === standardTopics.length && metaphorCount >= 7) {
  console.log('✅ 知识点完整，讲解生动，符合教学标准');
} else {
  console.log('⚠️ 存在以下问题:');
  if (missing.length > 0) console.log('  - 知识点缺失: ' + missing.join(', '));
  if (metaphorCount < 7) console.log('  - 比喻/类比不足（仅' + metaphorCount + '/9）');
}