fix: Render missing captions for telegram media attachments (#3257)

app/services/telegram/incoming_message_service.rb

@@ -13,7 +13,7 @@ class Telegram::IncomingMessageService
     update_contact_avatar
     set_conversation
     @message = @conversation.messages.create(
-      content: params[:message][:text],
+      content: params[:message][:text].presence || params[:message][:caption],
       account_id: @inbox.account_id,
       inbox_id: @inbox.id,
       message_type: :incoming,

spec/services/telegram/incoming_message_service_spec.rb

@@ -24,6 +24,26 @@ describe Telegram::IncomingMessageService do
       end
     end
 
+    context 'when valid caption params' do
+      it 'creates appropriate conversations, message and contacts' do
+        params = {
+          'update_id' => 2_342_342_343_242,
+          'message' => {
+            'message_id' => 1,
+            'from' => {
+              'id' => 23, 'is_bot' => false, 'first_name' => 'Sojan', 'last_name' => 'Jose', 'username' => 'sojan', 'language_code' => 'en'
+            },
+            'chat' => { 'id' => 23, 'first_name' => 'Sojan', 'last_name' => 'Jose', 'username' => 'sojan', 'type' => 'private' },
+            'date' => 1_631_132_077, 'caption' => 'test'
+          }
+        }.with_indifferent_access
+        described_class.new(inbox: telegram_channel.inbox, params: params).perform
+        expect(telegram_channel.inbox.conversations.count).not_to eq(0)
+        expect(Contact.all.first.name).to eq('Sojan Jose')
+        expect(telegram_channel.inbox.messages.first.content).to eq('test')
+      end
+    end
+
     context 'when group messages' do
       it 'doesnot create conversations, message and contacts' do
         params = {