{% extends "base.html" %}
{% block title %}任务监控 — HF Daily Papers{% endblock %}

{% set type_label = {"crawl_daily":"抓取","pipeline_daily":"流水线","summarize_batch":"批量总结","summarize_one":"单篇总结","refresh_upvotes":"刷新投票","delete_range":"删除","cleanup_tmp":"清理","reindex_fts":"重建全文","reindex_chroma":"重建语义","recrawl_one":"重抓","recrawl_batch":"批量重抓"} %}
{% set type_badge = {"crawl_daily":"task-crawl","pipeline_daily":"task-crawl","recrawl_one":"task-crawl","recrawl_batch":"task-crawl","refresh_upvotes":"task-crawl","summarize_batch":"task-summarize","summarize_one":"task-summarize","cleanup_tmp":"task-cleanup","delete_range":"task-delete","reindex_fts":"task-reindex","reindex_chroma":"task-reindex"} %}
{% set status_label = {"queued":"排队","running":"运行中","success":"成功","failed":"失败","stale":"已过期","cancelled":"已取消"} %}
{% set status_badge = {"queued":"status-queued","running":"status-running","success":"status-success","failed":"status-failed","stale":"status-stale","cancelled":"status-stale"} %}

{% macro fmt_duration(s) -%}
{%- if s is none %}-
{%- elif s < 60 %}{{ "%.0f"|format(s) }}s
{%- elif s < 3600 %}{{ (s // 60)|int }}m {{ (s % 60)|round|int }}s
{%- else %}{{ (s // 3600)|int }}h {{ ((s % 3600) // 60)|int }}m
{%- endif -%}
{%- endmacro %}

{% block content %}
<div class="admin-page">
  {% set active = "jobs" %}{% include "partials/admin_subnav.html" %}

  <h1 class="page-heading">🧰 任务监控</h1>

  {% set _total = (status_counts.values() | sum) if status_counts else 0 %}
  <div class="summary-stats-row">
    <span class="summary-stat">总计 <strong>{{ _total }}</strong></span>
    <span class="summary-stat summary-stat-pending">排队 <strong>{{ status_counts.get('queued', 0) }}</strong></span>
    <span class="summary-stat">运行中 <strong>{{ status_counts.get('running', 0) }}</strong></span>
    <span class="summary-stat summary-stat-done">成功 <strong>{{ status_counts.get('success', 0) }}</strong></span>
    <span class="summary-stat summary-stat-failed">失败 <strong>{{ status_counts.get('failed', 0) + status_counts.get('stale', 0) }}</strong></span>
  </div>

  {% set statuses = [("all","全部"),("queued","排队"),("running","运行中"),("success","成功"),("failed","失败"),("stale","已过期")] %}
  <div class="summary-filters">
    <span class="summary-filter-label">状态：</span>
    {% for key, label in statuses %}
    <a class="filter-chip {{ 'active' if current_status == key else '' }}"
       href="?status={{ key }}{% if current_type != 'all' %}&amp;type={{ current_type }}{% endif %}">{{ label }}
       ({% if key == 'all' %}{{ _total }}{% else %}{{ status_counts.get(key, 0) }}{% endif %})</a>
    {% endfor %}
  </div>

  {% set types = [("crawl_daily","抓取"),("pipeline_daily","流水线"),("summarize_batch","批量总结"),("summarize_one","单篇总结"),("refresh_upvotes","刷新投票"),("recrawl_one","重抓"),("recrawl_batch","批量重抓"),("delete_range","删除"),("cleanup_tmp","清理"),("reindex_fts","重建全文"),("reindex_chroma","重建语义")] %}
  <form method="get" class="summary-filters">
    <span class="summary-filter-label">类型：</span>
    <input type="hidden" name="status" value="{{ current_status }}" />
    <select name="type" class="paper-filter-input" onchange="this.form.submit()">
      <option value="all" {{ 'selected' if current_type == 'all' }}>全部类型</option>
      {% for key, label in types %}
      <option value="{{ key }}" {{ 'selected' if current_type == key }}>{{ label }}</option>
      {% endfor %}
    </select>
  </form>

  {% if jobs %}
  <div class="admin-table-wrap">
    <table class="admin-table admin-table-compact">
      <thead>
        <tr><th>ID</th><th>类型</th><th>状态</th><th>触发者</th><th>创建时间</th><th>耗时</th><th>操作</th></tr>
      </thead>
      <tbody>
        {% for job in jobs %}
        <tr>
          <td>{{ job.id }}</td>
          <td><span class="task-badge {{ type_badge.get(job.type, 'task-crawl') }}">{{ type_label.get(job.type, job.type) }}</span></td>
          <td><span class="status-badge {{ status_badge.get(job.status, 'status-running') }}">{{ status_label.get(job.status, job.status) }}</span></td>
          <td>{{ job.owner or '-' }}</td>
          <td class="time-cell">{{ job.created_at.strftime('%Y-%m-%d %H:%M:%S') if job.created_at else '-' }}</td>
          <td class="time-cell">{{ fmt_duration(job.duration_seconds) }}</td>
          <td class="action-cell"><button class="action-btn-sm" title="详情" onclick="showJobDetail({{ job.id }})">📋</button></td>
        </tr>
        {% endfor %}
      </tbody>
    </table>
  </div>

  {% set total_pages = ((total + per_page - 1) // per_page) if total else 1 %}
  {% if total_pages > 1 %}
  <div class="pagination">
    {% if page > 1 %}<a class="page-btn" href="{{ pagination_url(page - 1) }}">← 上一页</a>{% endif %}
    <span class="page-info">第 {{ page }} / {{ total_pages }} 页（共 {{ total }} 个）</span>
    {% if page < total_pages %}<a class="page-btn" href="{{ pagination_url(page + 1) }}">下一页 →</a>{% endif %}
  </div>
  {% endif %}
  {% else %}
  <div class="empty-state">
    <p>暂无任务记录</p>
    <p class="hint">触发抓取、总结等操作后，任务会出现在这里。可在「详情」中查看阶段事件。</p>
  </div>
  {% endif %}
</div>

<!-- 任务详情 modal -->
<div class="confirm-overlay" id="job-detail-overlay" style="display:none;">
  <div class="confirm-dialog" style="max-width:660px;max-height:85vh;overflow:auto;">
    <h3 class="admin-info-title" id="job-detail-title">任务详情</h3>
    <div id="job-detail-body"><p class="hint">加载中...</p></div>
    <div class="confirm-actions">
      <button class="confirm-btn confirm-btn-cancel" onclick="closeJobDetail()">关闭</button>
    </div>
  </div>
</div>
{% endblock %}

{% block scripts %}
<script>
const TYPE_LABEL = {"crawl_daily":"抓取","pipeline_daily":"流水线","summarize_batch":"批量总结","summarize_one":"单篇总结","refresh_upvotes":"刷新投票","delete_range":"删除","cleanup_tmp":"清理","reindex_fts":"重建全文","reindex_chroma":"重建语义","recrawl_one":"重抓","recrawl_batch":"批量重抓"};
const STATUS_LABEL = {"queued":"排队","running":"运行中","success":"成功","failed":"失败","stale":"已过期","cancelled":"已取消"};

function fmtTime(s){ return s ? s.replace('T',' ').slice(0,19) : '-'; }
function esc(s){ return String(s==null?'':s).replace(/[&<>"]/g, c=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;'}[c])); }
function eventBadge(s){ return {'success':'status-success','failed':'status-failed','started':'status-running','info':'status-queued'}[s] || 'status-queued'; }
function jobStatusBadge(s){ return {'success':'success','failed':'failed','running':'running','stale':'stale','cancelled':'stale','queued':'queued'}[s] || 'running'; }
function infoRow(label, val){ return '<div class="info-row"><span class="info-label">'+label+'</span><span class="info-value">'+val+'</span></div>'; }

function showJobDetail(id){
  document.getElementById('job-detail-overlay').style.display='flex';
  document.getElementById('job-detail-body').innerHTML='<p class="hint">加载中...</p>';
  fetch('/admin/jobs/'+id)
    .then(r=>{if(r.status===303||r.status===401){window.location.href='/admin/login';return;}return r.json();})
    .then(d=>{ if(d) renderJobDetail(d); })
    .catch(()=>{document.getElementById('job-detail-body').innerHTML='<p class="hint">加载失败</p>';});
}
function renderJobDetail(d){
  let h='<div class="admin-info-body">';
  h+=infoRow('ID', d.id);
  h+=infoRow('类型', esc(TYPE_LABEL[d.type]||d.type));
  h+=infoRow('状态', '<span class="status-badge status-'+jobStatusBadge(d.status)+'">'+esc(STATUS_LABEL[d.status]||d.status)+'</span>');
  h+=infoRow('触发者', esc(d.owner||'-'));
  h+=infoRow('创建', fmtTime(d.created_at));
  h+=infoRow('开始', fmtTime(d.started_at));
  h+=infoRow('完成', fmtTime(d.completed_at));
  if(d.payload && Object.keys(d.payload).length) h+=infoRow('参数', '<code style="word-break:break-all;">'+esc(JSON.stringify(d.payload))+'</code>');
  if(d.result) h+=infoRow('结果', '<code style="word-break:break-all;">'+esc(JSON.stringify(d.result))+'</code>');
  if(d.error) h+=infoRow('错误', '<span class="error-cell" style="max-width:480px;">'+esc(d.error)+'</span>');
  h+='</div>';
  if(d.events && d.events.length){
    h+='<h3 class="section-subtitle" style="margin-top:18px;">事件时间线</h3>';
    h+='<div class="admin-table-wrap" style="max-height:220px;overflow:auto;"><table class="admin-table admin-table-compact"><thead><tr><th>阶段</th><th>状态</th><th>时间</th><th>消息</th></tr></thead><tbody>';
    d.events.forEach(e=>{
      h+='<tr><td>'+esc(e.stage)+'</td><td><span class="status-badge '+eventBadge(e.status)+'">'+esc(e.status)+'</span></td><td class="time-cell">'+fmtTime(e.created_at)+'</td><td class="error-cell" style="max-width:240px;">'+esc(e.message||'')+'</td></tr>';
    });
    h+='</tbody></table></div>';
  }
  document.getElementById('job-detail-body').innerHTML=h;
}
function closeJobDetail(){ document.getElementById('job-detail-overlay').style.display='none'; }
document.addEventListener('keydown',e=>{if(e.key==='Escape')closeJobDetail();});
</script>
{% endblock %}