first commit

2026-03-31 12:13:19 -03:00
commit 4183bb8313
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+// api/data.js — Vercel Serverless Function
+// Consulta Jira en tiempo real y devuelve los datos procesados del dashboard.
+// Variables de entorno requeridas: JIRA_EMAIL, JIRA_TOKEN
+const JIRA_HOST   = 'invera.atlassian.net';
+const JQL         = 'project = LABS AND cf[10016] is not EMPTY ORDER BY updated DESC';
+const FIELDS      = [
+  'summary', 'status', 'assignee',
+  'customfield_10016',  // Story point estimate
+  'customfield_11019',  // Story Points Finales
+  'customfield_10622',  // Desarrollador (multi-user)
+  'parent', 'resolutiondate', 'created',
+].join(',');
+const MAX_RESULTS = 100;
+const CACHE_MS    = 24 * 60 * 60 * 1000; // 24 horas
+// Cache en memoria (se reinicia con cada cold start de la función)
+let _cache     = null;
+let _cacheTime = 0;
+// ─── Jira fetch ──────────────────────────────────────────────────────────────
+async function fetchJiraIssues(email, token) {
+  const auth = Buffer.from(`${email}:${token}`).toString('base64');
+  const url  = `https://${JIRA_HOST}/rest/api/3/search/jql`
+    + `?jql=${encodeURIComponent(JQL)}`
+    + `&fields=${encodeURIComponent(FIELDS)}`
+    + `&maxResults=${MAX_RESULTS}`;
+  const res = await fetch(url, {
+    headers: {
+      'Authorization': `Basic ${auth}`,
+      'Accept':        'application/json',
+    },
+  });
+  if (!res.ok) {
+    const text = await res.text();
+    throw new Error(`Jira API ${res.status}: ${text.slice(0, 200)}`);
+  }
+  return res.json();
+}
+// ─── Data processing ─────────────────────────────────────────────────────────
+function processIssues(issues) {
+  const assigneeData = {};
+  const monthlyDone  = {};
+  const epicMap      = {};
+  for (const issue of issues) {
+    const f = issue.fields;
+    // Desarrollador (customfield_10622 multi-user), fallback a assignee
+    const devs = f.customfield_10622?.length
+      ? f.customfield_10622.map(d => d.displayName)
+      : f.assignee
+        ? [f.assignee.displayName]
+        : ['Sin asignar'];
+    // SP: SP Finales si está cargado, si no el estimate
+    const sp = (f.customfield_11019 != null ? f.customfield_11019 : f.customfield_10016) ?? 0;
+    // Estado
+    const catKey = f.status?.statusCategory?.key ?? 'new';
+    // Fechas (YYYY-MM)
+    const resMonth = f.resolutiondate ? f.resolutiondate.slice(0, 7) : null;
+    const creMonth = f.created        ? f.created.slice(0, 7)        : null;
+    // Épica (parent)
+    const epic = f.parent?.fields?.summary ?? 'Sin épica';
+    // ── Acumular por desarrollador ──
+    for (const dev of devs) {
+      if (!assigneeData[dev]) assigneeData[dev] = { done: 0, in_progress: 0, todo: 0 };
+      if      (catKey === 'done')          assigneeData[dev].done        += sp;
+      else if (catKey === 'indeterminate') assigneeData[dev].in_progress += sp;
+      else                                assigneeData[dev].todo        += sp;
+    }
+    // ── Acumular completados por mes ──
+    if (catKey === 'done') {
+      const month = resMonth || creMonth;
+      if (month) {
+        if (!monthlyDone[month]) monthlyDone[month] = {};
+        for (const dev of devs) {
+          monthlyDone[month][dev] = (monthlyDone[month][dev] ?? 0) + sp;
+        }
+      }
+    }
+    // ── Acumular por épica ──
+    if (!epicMap[epic]) epicMap[epic] = { name: epic, done: 0, in_progress: 0, todo: 0 };
+    if      (catKey === 'done')          epicMap[epic].done        += sp;
+    else if (catKey === 'indeterminate') epicMap[epic].in_progress += sp;
+    else                                epicMap[epic].todo        += sp;
+  }
+  return {
+    lastUpdated:  new Date().toISOString(),
+    totalIssues:  issues.length,
+    assigneeData,
+    monthlyDone,
+    epicData: Object.values(epicMap)
+      .sort((a, b) => (b.done + b.in_progress + b.todo) - (a.done + a.in_progress + a.todo)),
+  };
+}
+// ─── Handler ─────────────────────────────────────────────────────────────────
+module.exports = async (req, res) => {
+  res.setHeader('Access-Control-Allow-Origin', '*');
+  res.setHeader('Access-Control-Allow-Methods', 'GET');
+  // CDN cache: 24hs fresco, sirve stale mientras recarga
+  res.setHeader('Cache-Control', 's-maxage=86400, stale-while-revalidate=3600');
+  // Force refresh si se pasa ?refresh=1
+  const forceRefresh = req.query?.refresh === '1';
+  // Servir desde caché si está fresco
+  if (!forceRefresh && _cache && (Date.now() - _cacheTime) < CACHE_MS) {
+    return res.status(200).json({ ..._cache, fromCache: true });
+  }
+  const email = process.env.JIRA_EMAIL;
+  const token = process.env.JIRA_TOKEN;
+  if (!email || !token) {
+    return res.status(500).json({
+      error: 'Faltan variables de entorno: JIRA_EMAIL y/o JIRA_TOKEN',
+      hint:  'Configurarlas en Vercel → Settings → Environment Variables',
+    });
+  }
+  try {
+    const { issues, total } = await fetchJiraIssues(email, token);
+    const data = processIssues(issues);
+    data.jiraTotal = total; // total real en Jira (puede ser > 100)
+    _cache     = data;
+    _cacheTime = Date.now();
+    return res.status(200).json({ ...data, fromCache: false });
+  } catch (err) {
+    console.error('[dashboard/api/data]', err.message);
+    return res.status(500).json({ error: err.message });
+  }
+};