api for sending notifications based on http v1 protocol

Author: Roy-Mao

lib/fcm/client_v1/notification_delivery.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+module Fcm
+  class ClientV1
+    # Handle notification delivery methods
+    module NotificationDilivery
+      BASE_URI_V1 = 'https://fcm.googleapis.com/v1/projects/'
+      TOKEN_URI = 'https://www.googleapis.com/auth/firebase.messaging'
+
+      def send_notification_v1(message, project_name)
+        return if project_name.empty?
+
+        post_body = { 'message': message }
+        end_point = "#{project_name}/messages:send"
+
+        res = make_request(
+          :post, BASE_URI_V1, end_point, post_body, authorization_headers
+        )
+        Fcm::Response.build_fcm_response(res)
+      end
+    end
+  end
+end