// score_jobs.js — 评分记录页面（异步 RAGAS 评分任务列表）
// 每条评分完成后自动写入标准 Run 产物，点击「查看报告」复用现有报告详情页。

const ScoreJobs = {
  _pollTimers: {},   // job_id -> setInterval handle

  async load() {
    const list = document.getElementById("scorejobs-list");
    const empty = document.getElementById("scorejobs-empty");
    list.innerHTML = '<p class="muted">加载中…</p>';
    try {
      const data = await API.listScoreJobs();
      const jobs = data.jobs || [];
      list.innerHTML = "";
      if (jobs.length === 0) {
        empty.hidden = false;
        return;
      }
      empty.hidden = true;
      jobs.forEach(job => list.appendChild(ScoreJobs.renderCard(job)));
      // Auto-poll any pending jobs
      jobs.forEach(job => {
        if (job.status === "queued" || job.status === "running") {
          ScoreJobs._startPoll(job.job_id);
        }
      });
    } catch (err) {
      list.innerHTML = `<p class="muted">加载失败：${App.escape(err.message)}</p>`;
    }
  },

  renderCard(job) {
    const card = document.createElement("div");
    card.className = "run-card";
    card.id = `score-job-${job.job_id}`;
    card.innerHTML = ScoreJobs._cardHtml(job);
    // Bind report button if already completed
    ScoreJobs._bindReportBtn(card, job);
    return card;
  },

  _cardHtml(job) {
    const time = App.shortTime(job.created_at);
    const question = App.escape((job.request_summary?.question || "—").slice(0, 60));
    const metrics = (job.request_summary?.metrics || []).join(", ");

    const statusBadge = `<span class="badge ${job.status}">${job.status}</span>`;

    let scoreHtml = "";
    if (job.status === "completed") {
      scoreHtml = Object.entries(job.scores || {})
        .map(([k, v]) => {
          const cls = App.scoreClass(k, v);
          const text = v === null || v === undefined ? "n/a" : Number(v).toFixed(3);
          return `<span class="metric-chip" title="${App.escape(k)}">${App.escape(App.shortMetric(k))} <b class="${cls}">${text}</b></span>`;
        })
        .join(" ");
      // 综合加权得分（已暂时隐藏）
      // if (job.weighted_score !== null && job.weighted_score !== undefined) {
      //   const cls = App.scoreClass(job.weighted_score);
      //   scoreHtml += ` <span class="metric-chip">综合 <b class="${cls}">${Number(job.weighted_score).toFixed(3)}</b></span>`;
      // }
    } else if (job.status === "failed") {
      scoreHtml = `<span style="color:var(--bad);font-size:12px">${App.escape((job.error || "").slice(0, 80))}</span>`;
    } else {
      scoreHtml = `<span class="muted">评分中，请稍候…</span>`;
    }

    const reportBtn = job.status === "completed" && job.run_id
      ? `<button class="btn btn-sm btn-primary score-job-report-btn" data-run-id="${App.escape(job.run_id)}">查看报告</button>`
      : "";

    return `
      <div class="run-card-head">
        <div class="run-card-title">${question}</div>
        <div style="display:flex;gap:8px;align-items:center">${statusBadge}${reportBtn}</div>
      </div>
      <div class="run-card-meta">
        <div>指标：${App.escape(metrics)} · ${time} · ${job.latency_ms}ms</div>
      </div>
      <div class="run-card-metrics">${scoreHtml}</div>
    `;
  },

  _bindReportBtn(card, job) {
    const btn = card.querySelector(".score-job-report-btn");
    if (!btn) return;
    btn.addEventListener("click", () => {
      const runId = btn.dataset.runId;
      if (runId) {
        App.enableReportNav();
        App.navigate("report", runId);
      }
    });
  },

  _startPoll(jobId) {
    if (ScoreJobs._pollTimers[jobId]) return;
    ScoreJobs._pollTimers[jobId] = setInterval(async () => {
      try {
        const job = await API.getScoreJob(jobId);
        const card = document.getElementById(`score-job-${jobId}`);
        if (card) {
          card.innerHTML = ScoreJobs._cardHtml(job);
          ScoreJobs._bindReportBtn(card, job);
        }
        if (job.status === "completed" || job.status === "failed") {
          clearInterval(ScoreJobs._pollTimers[jobId]);
          delete ScoreJobs._pollTimers[jobId];
          // If completed, pre-enable report nav
          if (job.status === "completed" && job.run_id) {
            App.enableReportNav();
          }
        }
      } catch (_e) {
        clearInterval(ScoreJobs._pollTimers[jobId]);
        delete ScoreJobs._pollTimers[jobId];
      }
    }, 5000);
  },

  stopAllPolls() {
    Object.values(ScoreJobs._pollTimers).forEach(t => clearInterval(t));
    ScoreJobs._pollTimers = {};
  },
};