feat: Add backend APIs for Dyte integration (#6197)

- The backend changes required for Dyte Integration.

spec/lib/integrations/dyte/processor_service_spec.rb

@@ -0,0 +1,68 @@
+require 'rails_helper'
+
+describe Integrations::Dyte::ProcessorService do
+  let(:headers) { { 'Content-Type' => 'application/json' } }
+  let(:account) { create(:account) }
+  let(:inbox) { create(:inbox, account: account) }
+  let(:conversation) { create(:conversation, account: account, status: :pending) }
+  let(:processor) { described_class.new(account: account, conversation: conversation) }
+  let(:agent) { create(:user, account: account, role: :agent) }
+
+  before do
+    create(:integrations_hook, :dyte, account: account)
+  end
+
+  describe '#create_a_meeting' do
+    context 'when the API response is success' do
+      before do
+        stub_request(:post, 'https://api.cluster.dyte.in/v1/organizations/org_id/meeting')
+          .to_return(
+            status: 200,
+            body: { success: true, data: { meeting: { id: 'meeting_id', roomName: 'room_name' } } }.to_json,
+            headers: headers
+          )
+      end
+
+      it 'creates an integration message in the conversation' do
+        response = processor.create_a_meeting(agent)
+        expect(response['content']).to eq("#{agent.available_name} has started a meeting")
+        expect(conversation.reload.messages.last.content_type).to eq('integrations')
+      end
+    end
+
+    context 'when the API response is errored' do
+      before do
+        stub_request(:post, 'https://api.cluster.dyte.in/v1/organizations/org_id/meeting')
+          .to_return(
+            status: 422,
+            body: { success: false, data: { message: 'Title is required' } }.to_json,
+            headers: headers
+          )
+      end
+
+      it 'does not create an integration message in the conversation' do
+        response = processor.create_a_meeting(agent)
+        expect(response).to eq({ error: { 'data' => { 'message' => 'Title is required' }, 'success' => false }, error_code: 422 })
+        expect(conversation.reload.messages.count).to eq(0)
+      end
+    end
+  end
+
+  describe '#add_participant_to_meeting' do
+    context 'when the API response is success' do
+      before do
+        stub_request(:post, 'https://api.cluster.dyte.in/v1/organizations/org_id/meetings/m_id/participant')
+          .to_return(
+            status: 200,
+            body: { success: true, data: { authResponse: { userAdded: true, id: 'random_uuid', auth_token: 'json-web-token' } } }.to_json,
+            headers: headers
+          )
+      end
+
+      it 'return the authResponse' do
+        response = processor.add_participant_to_meeting('m_id', agent)
+        expect(response[:authResponse]).not_to be_nil
+      end
+    end
+  end
+end