Contextual actions for callback_query

lib/telegram/bot/updates_controller/callback_query_context.rb

@@ -0,0 +1,34 @@
+module Telegram
+  module Bot
+    class UpdatesController
+      # Use separate actions for different callback queries.
+      # It doesn't require session support. Simply add `%{context}:` prefix to data.
+      module CallbackQueyContext
+        protected
+
+        # Uses #context_from_callback_query as context name.
+        # If context is present checks if `%context%_callback_query` is valid
+        # action method and returns it if so. Context is stripped from data
+        # in this case. Otherwise returns `super`.
+        #
+        # It wont raise ActionNotFound as MessageContext does,
+        # because `data` param is controlled by client.
+        def action_for_callback_query
+          context, new_data = context_from_callback_query
+          # binding.pry
+          if context
+            action_name = "#{context}_callback_query"
+            [false, action_name, [new_data]] if action_method?(action_name)
+          end || super
+        end
+
+        def context_from_callback_query
+          data = payload['data']
+          return unless data
+          parts = data.split(':', 2)
+          parts if parts.size > 1
+        end
+      end
+    end
+  end
+end