/* =========================================================================
 * editor-compliance.js — 发布前合规自检（融合 yuwen-publish-precheck 方法论）
 * 纯前端引擎：不依赖 LLM / 不发网络请求，离线可用。
 * 架构对齐原技能：① 词面扫描（定位候选） ② 语境判定（按平台/商业/行业过滤）
 *   ③ 保意修复（收缩主张/补披露/最小改写/删除，绝不教绕审）
 * 参考：https://github.com/yuwen-cool/yuwen-publish-precheck （Other 许可，方法论借鉴 + 自研规则包）
 * ========================================================================= */
(function () {
  'use strict';

  // 平台展示名 -> 内部 key（与 YCat 平台选择器对齐）
  var PLATFORM_NAME_MAP = {
    '微信公众号': 'wechat', '微信': 'wechat',
    '知乎': 'zhihu',
    '小红书': 'xiaohongshu', '小红书笔记': 'xiaohongshu',
    '微博': 'weibo',
    '抖音': 'douyin',
    '微信视频号': 'shipinhao', '视频号': 'shipinhao',
    'B站': 'bilibili', '哔哩哔哩': 'bilibili', 'bilibili': 'bilibili',
    '百家号': 'baijiahao', '今日头条': 'toutiao', '头条': 'toutiao'
  };

  // 自动识别行业（按内容判定，不依赖用户自称）
  var MEDICAL_KW = ['治疗', '治愈', '根治', '疗程', '偏方', '秘方', '降糖', '降血压', '降压', '抗癌', '癌症', '无副作用', '药到病除', '瘦身', '减肥', '排毒', '燃脂', '月瘦', '保健品', '医美', '调理'];
  var FINANCE_KW = ['理财', '基金', '股票', '炒股', '保险', '贷款', '年化', '收益率', '荐股', '配资', '杠杆', '保本', '稳赚', '投资'];

  // ---- 规则库（自研，对齐原技能 common/commercial/industry/platform 分层）----
  // severity: high(必改) / medium(建议改) / low(仅提示)
  // kind: 'violation' | 'myth'
  // fix: 'narrow'(收缩主张/改写) | 'remove'(删除) | 'disclose'(需人工补披露，不自动改)
  // alt: 字符串或 function(match)->string，用于 narrow/remove 的自动修复
  var RULES = [
    // —— 通用：虚假/绝对化宣传 ——
    { id: 'R01', title: '绝对化 / 无法证实的最高级用语', severity: 'high', kind: 'violation', fix: 'narrow',
      pattern: '最(?:好|强|新|快|全|大|优|牛|强)|第一|国家级|唯一|顶级|极品|万能|包治|药到病除|100%|百分之百|全网首发|史上最低|全网最低',
      fixNote: '改为有边界的表达（如"较优""行业前列"），避免无法证实的最高级。' },
    { id: 'R02', title: '虚假时限 / 紧迫营销', severity: 'medium', kind: 'violation', fix: 'narrow', commercialOnly: true,
      pattern: '最后一天|错过?再?等一年|仅此一次|倒计时|错过再无|史上最低|全网最低|仅限今天|活动最后',
      fixNote: '去掉无法证实的时限压力，改为中性表述。' },
    { id: 'R03', title: '诱导互动话术', severity: 'medium', kind: 'violation', fix: 'remove', commercialOnly: true,
      pattern: '点赞|转发|评论区见|双击屏幕|左下角小?卡片|关注我|私信我|加微信|扫码|微信号|加我微信|主页领',
      fixNote: '平台对诱导点赞/转发/关注的管控较严，建议删除此类话术。' },
    { id: 'R04', title: '引流到私域', severity: 'medium', kind: 'violation', fix: 'remove', commercialOnly: true,
      pattern: '加微信|微信搜|私聊|小号|绿软|telegram|搬砖|内部群|免费带飞',
      fixNote: '商业引流到站外/私域需符合平台规则，建议删除或走官方组件。' },
    { id: 'R05', title: '贬低竞品 / 对比拉踩', severity: 'low', kind: 'violation', fix: 'narrow',
      pattern: '其他(?:家|品牌|平台)?都是?坑|只有我们正规|别家都是骗|就我们靠谱',
      fixNote: '客观陈述自身优势即可，避免贬低他人。' },
    { id: 'R06', title: '迷信 / 风水类表述', severity: 'low', kind: 'violation', fix: 'remove',
      pattern: '转运|招财|辟邪|旺风水|改命|消灾|开光',
      fixNote: '此类表述易被判定违规，建议删除。' },

    // —— 医疗健康（强监管）——
    { id: 'R10', title: '医疗功效 / 诊疗断言', severity: 'high', kind: 'violation', fix: 'disclose', industries: ['medical'],
      pattern: '治疗|治愈|根治|治好|疗程|偏方|秘方|降糖|降血压|降压|抗癌|延长生命|无副作用|纯天然无添加|药到病除',
      fixNote: '医疗健康内容需：①标注"内容仅供参考，不构成诊疗建议" ②带货需相关资质 ③有数据请附来源。' },
    { id: 'R11', title: '瘦身 / 功效承诺', severity: 'medium', kind: 'violation', fix: 'disclose', industries: ['medical'],
      pattern: '月瘦|瘦八斤|躺着瘦|排毒|燃脂|暴瘦|轻松瘦|不运动瘦',
      fixNote: '瘦身/功效宣称需有依据，避免绝对化效果承诺，并标注"效果因人而异"。' },
    { id: 'R12', title: '视频号医疗严控', severity: 'high', kind: 'violation', fix: 'disclose', industries: ['medical'], platforms: ['shipinhao'],
      pattern: '治疗|治愈|根治|偏方|秘方|降糖|降压|抗癌|无副作用|药到病除',
      fixNote: '微信视频号对医疗健康内容管控极严，非资质账号建议不发医疗断言。' },

    // —— 金融理财（强监管）——
    { id: 'R20', title: '金融收益承诺 / 荐股', severity: 'high', kind: 'violation', fix: 'disclose', industries: ['finance'], commercialOnly: true,
      pattern: '稳赚|保本|保收益|年化|收益率|荐股|翻倍|内部消息|稳赚不赔|零风险|保证收益|带你飞|跟单',
      fixNote: '金融内容不得承诺收益/保本，荐股需资质；须加风险提示。' },
    { id: 'R21', title: '配资 / 加杠杆引导', severity: 'medium', kind: 'violation', fix: 'disclose', industries: ['finance'], commercialOnly: true,
      pattern: '加杠杆|配资|带你飞|跟单操作',
      fixNote: '杠杆/配资类引导风险高，需明确风险提示与资质。' },

    // —— 平台特定 ——
    { id: 'R30', title: '小红书未申明商业合作', severity: 'medium', kind: 'violation', fix: 'disclose', platforms: ['xiaohongshu'], commercialOnly: true,
      pattern: '合作|赞助|广告|下单|链接在|找我买|私信下单',
      fixNote: '小红书商业笔记需明确标注"合作"/"广告"，否则违规。' },
    { id: 'R31', title: '抖音诱导关注话术', severity: 'medium', kind: 'violation', fix: 'remove', platforms: ['douyin'],
      pattern: '双击屏幕|左下角|主页领|点关注|关注我',
      fixNote: '抖音对诱导关注话术管控较严，建议删除。' },
    { id: 'R32', title: '公众号诱导分享', severity: 'medium', kind: 'violation', fix: 'remove', platforms: ['wechat'],
      pattern: '转发到朋友圈|分享给好友|集赞|转发抽奖|转发抽',
      fixNote: '公众号诱导分享（集赞/转发抽奖）属违规，建议删除。' },
    { id: 'R33', title: '知乎外链 / 私域引流', severity: 'medium', kind: 'violation', fix: 'remove', platforms: ['zhihu'], commercialOnly: true,
      pattern: '加微信|私聊|我的公众号|关注公众号|小号',
      fixNote: '知乎对外链/站外引流管控较严，建议删除。' },

    // —— 辟谣：没必要的自我审查（myth）——
    { id: 'M01', title: '自我审查代称「赚米」', severity: 'low', kind: 'myth', pattern: '赚米|赚米了|搞米',
      mythNote: '“赚米”是“赚钱”的自我审查代称，平台并未要求这样写，正常写“赚钱”即可，不算违规。',
      suggestion: '改回“赚钱”。' },
    { id: 'M02', title: '违规代称「绿软」', severity: 'low', kind: 'myth', pattern: '绿软|绿色软件',
      mythNote: '“绿软/绿色软件”常被用作“破解软件”的代称，本身属于违规内容，不是安全表达。',
      suggestion: '不要用此代称；涉破解软件本身违规。' },
    { id: 'M03', title: '暗语「喝茶/喝口茶」', severity: 'low', kind: 'myth', pattern: '喝茶|喝口茶',
      mythNote: '“喝茶/喝口茶”常被用作私下交易的暗语，平台会识别，并非安全表达。',
      suggestion: '正常直说即可，避免暗语。' },
    { id: 'M04', title: '灰产代称「课件/资料免费领」', severity: 'low', kind: 'myth', pattern: '课件|资料免费领|学习资料',
      mythNote: '引流场景下的“课件/资料免费领”常被判定违规。',
      suggestion: '正常表述，避免暗示灰产。' }
  ];

  // 绝对化用语的保意改写（收缩主张，不删实质信息）
  function narrowAbs(m) {
    if (/^最/.test(m)) return '较' + m.slice(1);
    if (m === '第一') return '领先';
    if (m === '国家级') return '行业级';
    if (m === '唯一') return '少有';
    if (m === '顶级') return '优质';
    if (m === '极品') return '精品';
    if (m === '万能') return '通用';
    if (m === '包治' || m === '药到病除') return '辅助';
    if (m === '100%' || m === '百分之百') return '多数';
    if (m === '全网首发') return '全新发布';
    if (m === '史上最低' || m === '全网最低') return '价格优惠';
    return m;
  }
  function narrowGeneric(m) { return '相关'; }
  function narrowRival(m) { return '各平台各有侧重'; }

  // 给规则计算自动修复替换值
  function fixReplacement(rule, match) {
    if (rule.fix === 'remove') return '';
    if (rule.fix === 'narrow') {
      if (typeof rule.alt === 'function') return rule.alt(match);
      if (typeof rule.alt === 'string') return rule.alt;
      if (rule.id === 'R01') return narrowAbs(match);
      if (rule.id === 'R05') return narrowRival(match);
      return narrowGeneric(match);
    }
    return match; // disclose：不自动改
  }

  // ---- 工具 ----
  function stripHtml(html) {
    return (html || '')
      .replace(/<style[\s\S]*?<\/style>/gi, ' ')
      .replace(/<script[\s\S]*?<\/script>/gi, ' ')
      .replace(/<[^>]+>/g, ' ')
      .replace(/&nbsp;/g, ' ').replace(/&amp;/g, '&')
      .replace(/&lt;/g, '<').replace(/&gt;/g, '>')
      .replace(/&quot;/g, '"').replace(/\s+/g, ' ').trim();
  }

  function getSelectedPlatformKeys() {
    var keys = [];
    try {
      var nodes = document.querySelectorAll('#platformPickerGrid .platform-item.selected');
      nodes.forEach(function (n) {
        var name = (n.querySelector('.platform-name') || {}).textContent || '';
        var key = PLATFORM_NAME_MAP[(name || '').trim()] || null;
        if (key && keys.indexOf(key) < 0) keys.push(key);
      });
    } catch (e) {}
    return keys;
  }

  function autoIndustries(text) {
    var set = {};
    MEDICAL_KW.forEach(function (k) { if (text.indexOf(k) >= 0) set.medical = true; });
    FINANCE_KW.forEach(function (k) { if (text.indexOf(k) >= 0) set.finance = true; });
    return set;
  }

  function ruleApplies(rule, ctx) {
    if (rule.commercialOnly && !ctx.commercial) return false;
    if (rule.platforms && rule.platforms.length) {
      if (!ctx.allMode && !rule.platforms.some(function (p) { return ctx.platforms.indexOf(p) >= 0; })) return false;
    }
    if (rule.industries && rule.industries.length) {
      var hit = rule.industries.some(function (i) { return ctx.industries[i]; });
      if (!hit) return false;
    }
    return true;
  }

  function findHits(text, rule, radius) {
    var hits = [];
    var re;
    try { re = new RegExp(rule.pattern, 'gi'); } catch (e) { return hits; }
    var m;
    while ((m = re.exec(text)) !== null) {
      if (!m[0]) { re.lastIndex++; continue; }
      if (m.index === re.lastIndex) re.lastIndex++;
      var start = m.index, end = start + m[0].length;
      var left = Math.max(0, start - radius), right = Math.min(text.length, end + radius);
      var snippet = (left ? '…' : '') + text.slice(left, right).replace(/\s+/g, ' ').trim() + (right < text.length ? '…' : '');
      var line = text.slice(0, start).split('\n').length;
      hits.push({ match: m[0], line: line, context: snippet });
      if (hits.length > 200) break;
    }
    return hits;
  }

  // ---- 主扫描 ----
  function scan(text, opts) {
    opts = opts || {};
    var radius = 24;
    var commercial = !!opts.commercial;
    var platforms = opts.platforms || [];
    var allMode = platforms.length === 0;
    var industries = opts.industries || {};
    var auto = autoIndustries(text);
    industries.medical = industries.medical || auto.medical;
    industries.finance = industries.finance || auto.finance;
    var ctx = { commercial: commercial, platforms: platforms, allMode: allMode, industries: industries };

    var candidates = [];
    var myths = [];
    RULES.forEach(function (rule) {
      if (!ruleApplies(rule, ctx)) return;
      var hits = findHits(text, rule, radius);
      hits.forEach(function (h) {
        if (rule.kind === 'myth') {
          myths.push({ ruleId: rule.id, match: h.match, line: h.line, context: h.context, note: rule.mythNote, suggestion: rule.suggestion });
        } else {
          candidates.push({
            ruleId: rule.id, title: rule.title, severity: rule.severity, fix: rule.fix,
            match: h.match, line: h.line, context: h.context, fixNote: rule.fixNote,
            autoFix: (rule.fix === 'narrow' || rule.fix === 'remove')
          });
        }
      });
    });
    var sevOrder = { high: 4, medium: 2, low: 1 };
    candidates.sort(function (a, b) { return (sevOrder[b.severity] - sevOrder[a.severity]) || (a.line - b.line); });
    myths.sort(function (a, b) { return a.line - b.line; });
    return { candidates: candidates, myths: myths, industries: industries, allMode: allMode, platforms: platforms };
  }

  function verdictOf(report) {
    var high = 0, med = 0, low = 0;
    report.candidates.forEach(function (c) { if (c.severity === 'high') high++; else if (c.severity === 'medium') med++; else low++; });
    var v;
    if (high > 0) v = { level: 'high', text: '不建议直接发（' + high + ' 处高风险必改）' };
    else if (med > 0) v = { level: 'medium', text: '可以发，但建议先改 ' + med + ' 处' };
    else if (low > 0) v = { level: 'low', text: '可以发（有 ' + low + ' 处小提示）' };
    else v = { level: 'ok', text: '可以发（本次检查范围内未发现阻断问题）' };
    return v;
  }

  // ---- 渲染 ----
  function esc(s) { return (s || '').replace(/[&<>"]/g, function (c) { return { '&': '&amp;', '<': '&lt;', '>': '&gt;', '"': '&quot;' }[c]; }); }

  function render(report, opts) {
    var body = document.getElementById('cmpBody');
    if (!body) return;
    var v = verdictOf(report);
    var sevColor = { high: '#d23b3b', medium: '#c47d09', low: '#64748b', ok: '#169a52' };
    var sevText = { high: '必改', medium: '建议改', low: '提示' };
    var html = '';

    // 逐平台结论 + 统计条
    html += '<div class="cmp-verdict" style="border-left:4px solid ' + sevColor[v.level] + ';background:' + (v.level === 'ok' ? '#e7f8ee' : '#fff7ed') + ';">';
    html += '<div style="font-weight:800;color:' + sevColor[v.level] + ';font-size:15px;">结论：' + esc(v.text) + '</div>';
    var scope = report.allMode ? '全部已选/默认平台' : (report.platforms.join('、') || '当前平台');
    html += '<div style="font-size:12.5px;color:var(--ed-muted);margin-top:4px;">扫描范围：' + esc(scope) +
      (report.industries.medical ? ' · 医疗健康' : '') + (report.industries.finance ? ' · 金融理财' : '') +
      (opts.commercial ? ' · 含商业' : '') + '</div>';
    html += '</div>';

    var high = 0, med = 0, low = 0;
    report.candidates.forEach(function (c) { if (c.severity === 'high') high++; else if (c.severity === 'medium') med++; else low++; });
    html += '<div class="cmp-stats">';
    html += statBox(high, '高风险', sevColor.high);
    html += statBox(med, '建议改', sevColor.medium);
    html += statBox(low, '小提示', sevColor.low);
    html += statBox(report.myths.length, '辟谣', '#7c3aed');
    html += '</div>';

    if (report.candidates.length === 0 && report.myths.length === 0) {
      html += '<div style="padding:30px 4px;color:var(--ed-muted);font-size:13.5px;text-align:center;line-height:1.8;">未发现词面候选 👍<br><span style="font-size:12.5px;">语义风险仍需你自行把关——本工具只降发布前可见风险，不承诺 100% 过审。</span></div>';
    }

    // 问题清单
    if (report.candidates.length) {
      html += '<div class="cmp-sec">问题清单（按严重程度）</div>';
      report.candidates.forEach(function (c) {
        html += '<div class="cmp-issue">';
        html += '<span class="cmp-sev" style="background:' + sevColor[c.severity] + ';">' + (sevText[c.severity] || c.severity) + '</span>';
        html += '<div style="flex:1;min-width:0;">';
        html += '<div style="font-size:13px;font-weight:700;color:var(--ed-ink);">第 ' + c.line + ' 行 · ' + esc(c.title) + ' <span style="color:var(--ed-muted);font-weight:500;">（' + esc(c.ruleId) + '）</span></div>';
        html += '<div style="font-size:12.5px;color:#475569;margin:3px 0;">“<b style="color:#b91c1c;">' + esc(c.match) + '</b>” — ' + esc(c.context) + '</div>';
        if (c.fixNote) html += '<div class="cmp-fix"><b>改法：</b>' + esc(c.fixNote) + (c.autoFix ? ' <span style="color:#169a52;font-weight:600;">可一键自动处理</span>' : ' <span style="color:#b45309;">需人工补</span>') + '</div>';
        html += '</div></div>';
      });
    }

    // 辟谣提示
    if (report.myths.length) {
      html += '<div class="cmp-sec">辟谣提示（这些其实不用改）</div>';
      report.myths.forEach(function (m) {
        html += '<div class="cmp-myth">';
        html += '<div style="font-size:13px;font-weight:700;color:var(--ed-ink);">“' + esc(m.match) + '” — ' + esc(m.note) + '</div>';
        if (m.suggestion) html += '<div class="cmp-fix"><b>建议：</b>' + esc(m.suggestion) + '</div>';
        html += '</div>';
      });
    }

    // 发布前检查单
    html += '<div class="cmp-sec">发布前检查单</div>';
    html += '<div class="cmp-check">☐ 标注是否含 AI 生成 / 虚构内容　☐ 商业合作是否已声明　☐ 医疗/金融是否已附资质与风险提示　☐ 图片/引用是否已获授权</div>';

    body.innerHTML = html;

    // 进度 + 修复按钮
    var prog = document.getElementById('cmpProgress');
    if (prog) prog.textContent = report.candidates.length + ' 候选 / ' + report.myths.length + ' 辟谣';
    var fixBtn = document.getElementById('cmpFixBtn');
    if (fixBtn) {
      var autoCount = report.candidates.filter(function (c) { return c.autoFix; }).length;
      if (autoCount > 0) { fixBtn.style.display = ''; fixBtn.textContent = '一键修复 ' + autoCount + ' 处可自动处理项'; }
      else fixBtn.style.display = 'none';
    }
  }

  function statBox(n, label, color) {
    return '<div class="cmp-stat"><b style="color:' + color + ';">' + n + '</b><span>' + label + '</span></div>';
  }

  // ---- 动作 ----
  function getText() {
    try { return getEditorContent ? getEditorContent() : (window.editor ? window.editor.getHtml() : ''); }
    catch (e) { return ''; }
  }

  function runComplianceCheck() {
    var html = getText();
    if (!html || !html.replace(/<[^>]+>/g, '').trim()) {
      safeToast && safeToast('warn', '编辑器没有内容可扫描');
      return;
    }
    var text = stripHtml(html);
    var commercial = document.getElementById('cmpCommercial') && document.getElementById('cmpCommercial').checked;
    var medical = document.getElementById('cmpMedical') && document.getElementById('cmpMedical').checked;
    var finance = document.getElementById('cmpFinance') && document.getElementById('cmpFinance').checked;
    var platforms = getSelectedPlatformKeys();
    var industries = {};
    if (medical) industries.medical = true;
    if (finance) industries.finance = true;
    var report = scan(text, { commercial: commercial, platforms: platforms, industries: industries });
    window.__cmpReport = report;
    window.__cmpOpts = { commercial: commercial };
    render(report, { commercial: commercial });
    var modal = document.getElementById('complianceModal');
    if (modal) { modal.style.display = 'flex'; }
  }

  function openComplianceModal() {
    var modal = document.getElementById('complianceModal');
    if (!modal) { safeToast && safeToast('error', '合规自检模块未加载'); return; }
    modal.style.display = 'flex';
    runComplianceCheck();
  }

  function closeComplianceModal() {
    var modal = document.getElementById('complianceModal');
    if (modal) modal.style.display = 'none';
  }

  // 一键修复：对 narrow/remove 类规则做最小改写（保意），disclose 类跳过由人工补
  function applyComplianceFixes() {
    var report = window.__cmpReport;
    if (!report) return;
    var html = getText();
    if (!html) return;
    // 用纯文本做替换更安全（避免误伤标签）；但需映射回 HTML。
    // 这里直接在 HTML 字符串上做大小写不敏感替换（匹配词均为中文/ASCII 短语，不会命中标签）。
    var applied = 0;
    report.candidates.forEach(function (c) {
      if (!c.autoFix) return;
      var rule = RULES.filter(function (r) { return r.id === c.ruleId; })[0];
      if (!rule) return;
      try {
        var re = new RegExp(rule.pattern, 'gi');
        html = html.replace(re, function (m) { applied++; return fixReplacement(rule, m); });
      } catch (e) {}
    });
    if (applied === 0) { safeToast && safeToast('info', '没有可自动处理的项，请人工补披露'); return; }
    try {
      if (window.editor && typeof window.editor.setHtml === 'function') {
        window.editor.setHtml(html);
        safeToast && safeToast('success', '已自动处理 ' + applied + ' 处，其余请人工补披露');
        // 重新扫描确认
        setTimeout(function () { runComplianceCheck(); }, 350);
      } else {
        safeToast && safeToast('error', '编辑器实例不可用');
      }
    } catch (e) {
      safeToast && safeToast('error', '写入失败：' + e.message);
    }
  }

  // 暴露到全局（供 editor.html 内联 onclick 调用）
  window.openComplianceModal = openComplianceModal;
  window.closeComplianceModal = closeComplianceModal;
  window.runComplianceCheck = runComplianceCheck;
  window.applyComplianceFixes = applyComplianceFixes;
})();