ui improvements

frontend/src/utils/inboxSignals.js

@@ -0,0 +1,89 @@
+const CATEGORY_ORDER = ["Primary", "Updates", "Promotions", "Social", "Finance"];
+
+export function emailSearchText(email) {
+  const sender = typeof email.sender === "string"
+    ? email.sender
+    : email.sender?.name || email.sender?.email || email.sender?.address || "";
+  return [
+    sender,
+    email.subject,
+    email.snippet,
+    email.preview,
+    email.body_text,
+  ].filter(Boolean).join(" ").toLowerCase();
+}
+
+export function emailCategory(email) {
+  const text = emailSearchText(email);
+  if (/invoice|bill|payment|receipt|finance|bank|transfer|otp|wallet/.test(text)) return "Finance";
+  if (/linkedin|twitter|facebook|instagram|connection request|social/.test(text)) return "Social";
+  if (/unsubscribe|promo|offer|sale|newsletter|deal|discount/.test(text)) return "Promotions";
+  if (/notification|update|alert|noreply|no-reply|provisioned|activated|console|security/.test(text)) return "Updates";
+  return "Primary";
+}
+
+export function emailLabels(email) {
+  const text = emailSearchText(email);
+  const labels = [];
+  if (email.is_starred || /urgent|important|asap|priority/.test(text)) {
+    labels.push({ name: "Important", tone: "rose" });
+  }
+  if (/project|proposal|website|development|sow|contract/.test(text)) {
+    labels.push({ name: "Projects", tone: "violet" });
+  }
+  if (/client|customer|internship|candidate/.test(text)) {
+    labels.push({ name: "Clients", tone: "blue" });
+  }
+  if (/invoice|bill|payment|finance|receipt/.test(text)) {
+    labels.push({ name: "Finance", tone: "amber" });
+  }
+  if (/personal|family/.test(text)) {
+    labels.push({ name: "Personal", tone: "green" });
+  }
+  return labels.slice(0, 2);
+}
+
+export function matchesLens(email, lens) {
+  if (!lens || lens === "all") return true;
+  if (lens === "starred") return email.is_starred === true;
+  return emailLabels(email).some((label) => label.name === lens);
+}
+
+export function categoryCounts(emails) {
+  const counts = Object.fromEntries(CATEGORY_ORDER.map((name) => [name, 0]));
+  emails.forEach((email) => {
+    if (email.is_read === false) counts[emailCategory(email)] += 1;
+  });
+  return counts;
+}
+
+export function inboxIntelligence(emails) {
+  const unread = emails.filter((email) => email.is_read === false);
+  const important = emails.filter((email) =>
+    email.is_starred || emailLabels(email).some((label) => label.name === "Important") || email.is_read === false,
+  );
+  const actionItems = emails.filter((email) =>
+    /please|action|reply|review|attached|confirm|need/.test(emailSearchText(email)),
+  );
+  const meetings = emails.filter((email) =>
+    /meet|meeting|calendar|schedule|call|zoom|interview/.test(emailSearchText(email)),
+  );
+  const invoices = emails.filter((email) =>
+    /invoice|bill|payment|receipt/.test(emailSearchText(email)),
+  );
+  return {
+    unread: unread.length,
+    important: important.length,
+    actionItems: actionItems.length,
+    meetings: meetings.length,
+    invoices: invoices.length,
+    importantFromClients: important.filter((email) =>
+      emailLabels(email).some((label) => label.name === "Clients"),
+    ).length,
+  };
+}
+
+export function attachmentCount(email) {
+  if (Array.isArray(email.attachments)) return email.attachments.length;
+  return Number(email.attachment_count || 0);
+}