/*
 * MC Report System
 * Copyright (C) 2026 Sea Network Technology Studio
 * Author: CangLan <admin@sea-studio.top>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

// 匿名工单追踪: 公开页(无需登录)
// 通过 cookie 中的 tracking_token 识别提交者, 可查看工单列表与单工单完整对话/处理日志, 并匿名补充回复
const TrackingPage = {
  token: '',

  async render(param) {
    this.token = document.cookie.split('; ').find(r => r.startsWith('tracking_token='))?.split('=')[1] || '';
    const directId = param && !param.startsWith('?') ? param : '';
    return `
<div class="pub-card" style="width:min(1100px,96vw);max-width:96vw">
  <div class="tab-nav">
    <button onclick="App.navigate('home','report')"><i class="fas fa-flag"></i> 举报</button>
    <button onclick="App.navigate('home','suggestion')"><i class="fas fa-lightbulb"></i> 建议</button>
    <button onclick="App.navigate('home','appeal')"><i class="fas fa-gavel"></i> 申诉</button>
    <button class="active"><i class="fas fa-search"></i> 追踪</button>
  </div>
  <div class="logo" style="margin-bottom:20px"><i class="fas fa-shield-halved"></i><h2>工单追踪</h2></div>
  <p class="ts tm" style="text-align:center;margin-bottom:16px">使用提交工单时下发的追踪标识, 查看工单进展与双方回复。如未找到工单, 请确认使用同一浏览器提交。</p>
  <div class="form-group" style="display:flex;gap:8px">
    <input id="track-token" value="${U.esc(this.token)}" placeholder="追踪标识(留空自动使用Cookie)" style="flex:1">
    <button class="btn btn-p" onclick="TrackingPage.search()"><i class="fas fa-search"></i> 查询</button>
  </div>
  <div id="track-result" class="mt-4"></div>
</div>`;
  },

  mount(param) {
    const directId = param && !param.startsWith('?') ? param : '';
    if (directId) { this.showDetail(directId); }
    else if (this.token) { this.search(); }
  },

  // ---- 列表 ----
  async search() {
    const input = document.getElementById('track-token');
    const token = (input ? input.value.trim() : this.token) || this.token;
    if (!token) return alert('请输入追踪标识');
    this.token = token;
    const ct = document.getElementById('track-result');
    U.loading(ct);
    try {
      const tickets = await API.get(`/tickets/tracking?token=${encodeURIComponent(token)}`);
      ct.innerHTML = tickets.length ? `
        <div class="card"><div class="card-h"><span>我的工单 (${tickets.length})</span><span class="ts tm">点击查看完整对话与处理进度</span></div>
        <div class="table-wrap"><table><thead><tr><th>#</th><th>类型</th><th>标题</th><th>状态</th><th>提交时间</th><th>操作</th></tr></thead><tbody>${tickets.map(t => `
          <tr>
            <td>${t.id}</td><td>${U.badge(t.type,'type')}</td>
            <td><strong>${U.esc(t.title)}</strong></td>
            <td>${U.badge(t.status,'status')}</td><td class="ts">${U.date(t.created_at)}</td>
            <td><button class="btn btn-p btn-sm" onclick="TrackingPage.showDetail(${t.id})"><i class="fas fa-eye"></i> 查看</button></td>
          </tr>`).join('')}</tbody></table></div></div>
        <p class="tm ts mt-4" style="text-align:center">如需邮件通知与完整功能, 请<a href="#/register" style="color:var(--p)">注册账号</a></p>
      ` : '<div class="empty"><i class="fas fa-inbox"></i><p>未找到工单</p></div>';
    } catch (e) { ct.innerHTML = `<div class="alert alert-e">${e.message}</div>`; }
  },

  // ---- 单工单详情(对话流 + 处理日志 + 匿名回复) ----
  async showDetail(id) {
    const ct = document.getElementById('track-result');
    U.loading(ct);
    try {
      const t = await API.get(`/tickets/tracking/${id}`);
      this.renderDetail(ct, t);
    } catch (e) { ct.innerHTML = `<div class="alert alert-e">${e.message}</div>`; }
  },

  renderDetail(ct, t) {
    const isRep = t.type === 'report';
    const isAppeal = t.type === 'appeal' || t.type === 'result_appeal';
    const isSystemMsg = r => r.is_staff === 1 && /^(【|状态变更为)/.test(r.content);
    const chat = (t.responses||[]).filter(r => !isSystemMsg(r));
    const logItems = [
      ...(t.responses||[]).filter(isSystemMsg).map(r => ({ time: r.created_at, text: r.content, who: r.username||'系统' })),
      ...(t.transfers||[]).map(tf => ({ time: tf.created_at, text: `转交: ${tf.from_game_name||tf.from_username} → ${tf.to_game_name||tf.to_username}${tf.reason?' ('+tf.reason+')':''}`, who: tf.from_username||'' })),
    ];
    if (t.claimed_at) logItems.push({ time: t.claimed_at, text: `工单被认领 (${t.assignee_name||''})`, who: '' });
    logItems.sort((a, b) => new Date(a.time) - new Date(b.time));

    ct.innerHTML = `
<div class="detail-grid"><div>
  <div class="card"><div class="card-h"><span><i class="fas fa-comments"></i> 对话记录 (${chat.length})</span>${U.badge(t.status,'status')} ${U.badge(t.type,'type')} ${U.badge(t.priority,'priority')}</div><div class="card-b">
    ${chat.length ? `<div class="chat-flow">${chat.map(r => `
      <div class="chat-row ${r.is_staff ? 'staff' : 'user'}">
        <div class="chat-bubble">
          <div class="chat-meta"><span class="chat-name">${U.esc(r.username||(r.is_staff?'客服':'我'))}</span><span class="ts tm">${U.date(r.created_at)}</span></div>
          <div class="chat-text" style="white-space:pre-wrap">${U.esc(r.content)}</div>
        </div>
      </div>`).join('')}</div>` : '<p class="tm">暂无对话记录</p>'}
  </div></div>

  <div class="card"><div class="card-h">补充信息</div><div class="card-b">
    <form id="trk-reply-form"><div class="form-group"><textarea id="trk-reply-content" rows="3" placeholder="补充说明或回复..."></textarea></div><button type="submit" class="btn btn-p btn-sm"><i class="fas fa-reply"></i> 发送</button></form>
  </div></div>
</div>

<div>
  <div class="card"><div class="card-h">基本信息</div><div class="card-b">
    <div class="detail-row"><span class="lbl">标题</span><span class="val fb">${U.esc(t.title)}</span></div>
    <div class="detail-row"><span class="lbl">提交者</span><span class="val">${U.esc(t.reporter_game_name)}${t.reporter_game_uid?' (UID: '+U.esc(t.reporter_game_uid)+')':''}</span></div>
    ${isRep?`<div class="detail-row"><span class="lbl">被举报人</span><span class="val">${U.esc(t.target_game_name||'?')} (UID: ${U.esc(t.target_game_uid||'?')})</span></div>`:''}
    ${t.reason?`<div class="detail-row"><span class="lbl">${isRep?'原因':isAppeal?'申诉理由':'说明'}</span><span class="val">${U.esc(t.reason)}</span></div>`:''}
    ${t.description?`<div class="detail-row"><span class="lbl">${isRep?'详情':isAppeal?'详细说明':'建议内容'}</span><span class="val" style="white-space:pre-wrap">${U.esc(t.description)}</span></div>`:''}
    <div class="detail-row"><span class="lbl">提交时间</span><span class="val">${U.date(t.created_at)}</span></div>
  </div></div>

  ${t.attachments?.length?`<div class="card"><div class="card-h">附件 (${t.attachments.length})</div><div class="card-b" style="display:flex;flex-wrap:wrap;gap:10px">
    ${t.attachments.map(a=>a.mime_type.startsWith('image')?`<a href="/api/uploads/${a.stored_name}" target="_blank"><img src="/api/uploads/${a.stored_name}" style="max-width:150px;max-height:120px;border-radius:6px;border:1px solid var(--g200)" title="${U.esc(a.original_name)}"></a>`:`<a href="/api/uploads/${a.stored_name}" target="_blank" class="btn btn-o btn-sm"><i class="fas fa-video"></i> ${U.esc(a.original_name)}</a>`).join('')}
  </div></div>`:''}

  <div class="card"><div class="card-h"><i class="fas fa-history"></i> 处理日志 (${logItems.length})</div><div class="card-b">
    ${logItems.length ? `<div class="timeline">${logItems.map(li => `<div class="timeline-item"><div class="th"><span class="tn">${U.esc(li.who||'系统')}</span><span>${U.date(li.time)}</span></div><div class="tc">${U.esc(li.text)}</div></div>`).join('')}</div>` : '<p class="tm">暂无处理记录</p>'}
  </div></div>

  <div class="card"><div class="card-h">处理信息</div><div class="card-b">
    <div class="detail-row"><span class="lbl">负责人</span><span class="val">${t.assignee_name?`<span class="badge bg-admin">${U.esc(t.assignee_name)}</span>`:'<span class="tm">待认领</span>'}</span></div>
    <div class="detail-row"><span class="lbl">更新时间</span><span class="val">${U.date(t.updated_at)}</span></div>
  </div></div>

  <div class="mt-2"><button class="btn btn-o btn-sm" onclick="TrackingPage.search()"><i class="fas fa-arrow-left"></i> 返回列表</button></div>
</div></div>`;

    document.getElementById('trk-reply-form')?.addEventListener('submit', async e => {
      e.preventDefault();
      const c = document.getElementById('trk-reply-content').value.trim();
      if (!c) return;
      try { await API.post(`/tickets/${t.id}/anon-response`, { content: c }); alert('已提交'); this.showDetail(t.id); }
      catch (ex) { alert(ex.message); }
    });
  }
};