Commit inicial: GTI Maquina Comercial

App local (Node + SQLite) para captura, tratamento e exportacao de leads
comerciais, com dashboard de gestao, login/usuarios e integracao Z-PRO.

Co-Authored-By: Claude <noreply@anthropic.com>

public/js/api.js

@@ -0,0 +1,94 @@
+/* Cliente da API local + utilitários compartilhados. */
+// 401 fora da tela de login = sessao expirada/inexistente: manda pro login.
+function redirecionaSeSessaoExpirou(path, status) {
+  if (status === 401 && path !== '/api/auth/login' && !location.pathname.endsWith('/login.html')) {
+    window.location.href = '/login.html';
+  }
+}
+
+const API = {
+  async get(path) {
+    const res = await fetch(path);
+    const data = await res.json();
+    if (!res.ok) {
+      redirecionaSeSessaoExpirou(path, res.status);
+      throw new Error(data.erro || `HTTP ${res.status}`);
+    }
+    return data;
+  },
+
+  async send(method, path, body) {
+    const res = await fetch(path, {
+      method,
+      headers: { 'content-type': 'application/json' },
+      body: body === undefined ? undefined : JSON.stringify(body)
+    });
+    const data = await res.json();
+    if (!res.ok) {
+      redirecionaSeSessaoExpirou(path, res.status);
+      const error = new Error(data.erro || `HTTP ${res.status}`);
+      error.data = data;
+      error.status = res.status;
+      throw error;
+    }
+    return data;
+  },
+
+  post(path, body) { return this.send('POST', path, body); },
+  put(path, body) { return this.send('PUT', path, body); },
+
+  // Acompanha um job via SSE; handlers: {progress, log, done, error}
+  watchJob(jobId, handlers) {
+    const source = new EventSource(`/api/jobs/${jobId}/events`);
+    const close = () => source.close();
+
+    source.addEventListener('progress', (e) => handlers.progress?.(JSON.parse(e.data)));
+    source.addEventListener('log', (e) => handlers.log?.(JSON.parse(e.data)));
+    source.addEventListener('done', (e) => {
+      handlers.done?.(JSON.parse(e.data));
+      close();
+    });
+    source.addEventListener('error', (e) => {
+      if (e.data) {
+        handlers.error?.(JSON.parse(e.data));
+        close();
+      }
+      // sem e.data = queda de conexão; EventSource tenta reconectar sozinho
+    });
+
+    return close;
+  }
+};
+
+const fmt = new Intl.NumberFormat('pt-BR');
+
+function el(id) { return document.getElementById(id); }
+
+function h(tag, attrs = {}, ...children) {
+  const node = document.createElement(tag);
+  for (const [key, value] of Object.entries(attrs)) {
+    if (key === 'class') node.className = value;
+    else if (key.startsWith('on')) node.addEventListener(key.slice(2), value);
+    else if (value !== null && value !== undefined) node.setAttribute(key, value);
+  }
+  for (const child of children.flat()) {
+    if (child === null || child === undefined) continue;
+    node.append(child.nodeType ? child : document.createTextNode(child));
+  }
+  return node;
+}
+
+let toastTimer = null;
+function toast(message, ms = 3500) {
+  const box = el('toast');
+  box.textContent = message;
+  box.classList.remove('hidden');
+  clearTimeout(toastTimer);
+  toastTimer = setTimeout(() => box.classList.add('hidden'), ms);
+}
+
+function dataBr(iso) {
+  if (!iso) return '—';
+  const d = new Date(iso.includes('T') || iso.includes(' ') ? iso.replace(' ', 'T') + (iso.endsWith('Z') ? '' : 'Z') : iso);
+  return Number.isNaN(d.getTime()) ? iso : d.toLocaleString('pt-BR', { day: '2-digit', month: '2-digit', hour: '2-digit', minute: '2-digit' });
+}