first implementation of nextTurn and gather task cognigy

lib/tasks/cognigy/speech-config.js

@@ -1,5 +1,5 @@
 const Emitter = require('events');
-
+const lodash = require('lodash');
 const hasKeys = (obj) => typeof obj === 'object' && Object.keys(obj) > 0;
 
 const stripNulls = (obj) => {
@@ -13,19 +13,33 @@ class SpeechConfig extends Emitter {
     this.logger = logger;
     this.ep = ep;
     this.sessionConfig = opts.session || {};
-    this.turnConfig = opts.nextTurn || {};
     this.update(opts);
   }
 
   update(opts = {}) {
-    const {session, nextTurn = {}} = opts;
-    if (session) this.sessionConfig = {...this.sessionConfig, ...session};
-    this.turnConfig = nextTurn;
-    this.logger.debug({opts, sessionLevel: this.sessionConfig, turnLevel: this.turnConfig}, 'SpeechConfig updated');
+    // TODO validation of session params?
+    const {session } = opts;
+    if (session) {
+      this.sessionConfig = lodash.merge(
+        {},
+        this.sessionConfig,
+        session
+      );
+    }
+    //this.turnConfig = nextTurn;
+    this.logger.debug({opts, sessionLevel: this.sessionConfig}, 'SpeechConfig updated');
   }
 
-  makeGatherTaskConfig({textPrompt, urlPrompt} = {}) {
-    const opts = JSON.parse(JSON.stringify(this.sessionConfig || {}));
+  makeGatherTaskConfig({textPrompt, urlPrompt, turnConfig} = {}) {
+    // we merge from top to bottom deeply so we wil have
+    // defaults from session config and then will override them via turn config
+    const opts = lodash.merge(
+      {},
+      this.sessionConfig || {}, // this should not be undefined ever
+      turnConfig
+    );
+
+    /*
     const nextTurnKeys = Object.keys(this.turnConfig || {});
     const newKeys = nextTurnKeys.filter((k) => !(k in opts));
     const bothKeys = nextTurnKeys.filter((k) => k in opts);
@@ -33,10 +47,12 @@ class SpeechConfig extends Emitter {
     for (const key of newKeys) opts[key] = this.turnConfig[key];
     for (const key of bothKeys) opts[key] = {...opts[key], ...this.turnConfig[key]};
 
+    */
+
     this.logger.debug({
       opts,
       sessionConfig: this.sessionConfig,
-      turnConfig: this.turnConfig,
+      turnConfig
     }, 'Congigy SpeechConfig:_makeGatherTask current options');
 
     /* input type: speech and/or dtmf entry */
@@ -62,6 +78,7 @@ class SpeechConfig extends Emitter {
       };
     }
 
+    // todo what is the logic here if we put both? play over say or say over play?
     if (urlPrompt) {
       playConfig = {
         url: urlPrompt
@@ -89,9 +106,6 @@ class SpeechConfig extends Emitter {
 
     const final = stripNulls(config);
 
-    /* turn config can now be emptied for next turn of conversation */
-    this.turnConfig = {};
-
     const finalConfig = final;
     if (sayConfig) {
       finalConfig.say = sayConfig;