4b. introduce summarizer ; use summarizer for top news reading

backend/config/constants.js

@@ -1,9 +1,9 @@
 const constants = {};
 
 constants.skillStage = {
-  IN_DEVELOPMENT : 'development',
-  LIVE : 'live'
-}
+  IN_DEVELOPMENT: 'development',
+  LIVE: 'live',
+};
 
 constants.amazonResultCodes = {
   OK: 200,
@@ -36,12 +36,17 @@ constants.voiceResponseStrings = {
   QUESTION_NOT_FOUND: 'Sorry, I didnt understand',
   GENERIC_CONTINUE: 'Say something to continue',
   DIDNT_ASK_ANYTHING: 'There was no question to answer to',
+  ERROR_SUMMARIZING_CONTENT: 'Sorry, there was problem with summarizing news',
+  ERROR_FETCHING_CONTENT: 'Failed to get content',
 };
 
 //Timing is given in [ms]
 constants.voiceResponseTimings = {
   PAUSE_BETWEEN_QUESTIONS: 650,
   PAUSE_AFTER_WELCOME_MESSAGE: 650,
+  PAUSE_BETWEEN_TITLES: 500,
+  PAUSE_BETWEEN_TITLE_AND_CONTENT: 500,
+  PAUSE_BETWEEN_NEWS: 800,
 };
 
 constants.stringConstraints = {
@@ -65,8 +70,8 @@ constants.stringConstraints = {
 
 constants.answerType = {
   PREDEFINED: 0,
-  EXTERNAL_SOURCE_WP_JSON : 1,
-  EXTERNAL_SOURCE_RSS : 2
-}
+  EXTERNAL_SOURCE_WP_TITLES: 1,
+  EXTERNAL_SOURCE_WP_NEWS: 2,
+};
 
 module.exports = constants;