fix: Populate meta field for whatsApp shared contacts (#12097)

Fixes https://github.com/chatwoot/chatwoot/issues/11999

app/services/whatsapp/incoming_message_base_service.rb

@@ -156,11 +156,18 @@ class Whatsapp::IncomingMessageBaseService
     phones = contact[:phones]
     phones = [{ phone: 'Phone number is not available' }] if phones.blank?
 
+    name_info = contact['name'] || {}
+    contact_meta = {
+      firstName: name_info['first_name'],
+      lastName: name_info['last_name']
+    }.compact
+
     phones.each do |phone|
       @message.attachments.new(
         account_id: @message.account_id,
         file_type: file_content_type(message_type),
-        fallback_title: phone[:phone].to_s
+        fallback_title: phone[:phone].to_s,
+        meta: contact_meta
       )
     end
   end

spec/services/whatsapp/incoming_message_service_spec.rb

@@ -267,19 +267,16 @@ describe Whatsapp::IncomingMessageService do
                                     ] }] }.with_indifferent_access
         described_class.new(inbox: whatsapp_channel.inbox, params: params).perform
         expect(Contact.all.first.name).to eq('Kedar')
-
         expect(whatsapp_channel.inbox.conversations.count).not_to eq(0)
 
-        # Two messages are tested deliberately to ensure multiple contact attachments work.
         m1 = whatsapp_channel.inbox.messages.first
-        contact_attachments = m1.attachments.first
         expect(m1.content).to eq('Apple Inc.')
-        expect(contact_attachments.fallback_title).to eq('+911800')
+        expect(m1.attachments.first.fallback_title).to eq('+911800')
+        expect(m1.attachments.first.meta).to eq({})
 
         m2 = whatsapp_channel.inbox.messages.last
-        contact_attachments = m2.attachments.first
         expect(m2.content).to eq('Chatwoot')
-        expect(contact_attachments.fallback_title).to eq('+1 (415) 341-8386')
+        expect(m2.attachments.first.meta).to eq({ 'firstName' => 'Chatwoot' })
       end
     end