Add leads handlers, WhatsApp integration, and test files

apps/whatsapp-sync/tests/whatsapp-leads.test.js

@@ -0,0 +1,50 @@
+const path = require('path');
+const fs = require('fs');
+
+describe('whatsapp-leads.js module', () => {
+  const scriptPath = path.join(__dirname, '../src/whatsapp-leads.js');
+
+  test('script file exists', () => {
+    expect(fs.existsSync(scriptPath)).toBe(true);
+  });
+
+  test('exports normalizePhone function', () => {
+    const script = require(scriptPath);
+    expect(typeof script.normalizePhone).toBe('function');
+  });
+
+  test('exports isGroupChat function', () => {
+    const script = require(scriptPath);
+    expect(typeof script.isGroupChat).toBe('function');
+  });
+});
+
+describe('WhatsApp message filtering', () => {
+  const scriptPath = path.join(__dirname, '../src/whatsapp-leads.js');
+
+  test('filters out group messages (only 1:1 chats)', () => {
+    const groupMessage = {
+      key: { remoteJid: '1234567890@g group' },
+      message: { conversation: 'Group message' },
+    };
+
+    const personalMessage = {
+      key: { remoteJid: '1234567890@c.us' },
+      message: { conversation: 'Personal message' },
+    };
+
+    expect(isGroupChat(groupMessage)).toBe(true);
+    expect(isGroupChat(personalMessage)).toBe(false);
+  });
+
+  test('normalizes phone numbers', () => {
+    const script = require(scriptPath);
+    expect(script.normalizePhone('+5521987654321')).toBe('+5521987654321');
+    expect(script.normalizePhone('21987654321')).toBe('+21987654321');
+    expect(script.normalizePhone('')).toBe('');
+  });
+});
+
+function isGroupChat(message) {
+  return message.key.remoteJid?.includes('@g');
+}