feat(server): more accurate NLG

core/skills-endpoints.json

@@ -10,6 +10,11 @@
       "route": "/api/action/leon/color/color_meaning",
       "params": []
     },
+    {
+      "method": "GET",
+      "route": "/api/action/leon/color/specific_color_meaning",
+      "params": []
+    },
     {
       "method": "GET",
       "route": "/api/action/leon/color/why",

server/src/core/brain.js

@@ -324,7 +324,8 @@ class Brain {
           )
           const { entities, actions } = JSON.parse(fs.readFileSync(nluFilePath, 'utf8'))
           const utteranceHasEntities = obj.entities.length > 0
-          let { answers } = obj
+          const { answers: rawAnswers } = obj
+          let answers = rawAnswers
           let answer = ''
 
           if (!utteranceHasEntities) {
@@ -333,10 +334,15 @@ class Brain {
             answers = answers.filter(({ answer }) => answer.indexOf('{{') !== -1)
           }
 
-          // No required entity found, hence need to fallback to the "unknown_answers"
+          // When answers are simple without required entity
           if (answers.length === 0) {
-            answers = actions[obj.classification.action]?.unknown_answers
-            answer = answers[Math.floor(Math.random() * answers.length)]
+            answer = rawAnswers[Math.floor(Math.random() * rawAnswers.length)]?.answer
+
+            // In case the expected answer requires a known entity
+            if (answer.indexOf('{{') !== -1) {
+              answers = actions[obj.classification.action]?.unknown_answers
+              answer = answers[Math.floor(Math.random() * answers.length)]
+            }
           } else {
             answer = answers[Math.floor(Math.random() * answers.length)]?.answer
 
@@ -370,7 +376,21 @@ class Brain {
             }
           }
 
-          console.log('answer', answer)
+          const executionTimeEnd = Date.now()
+          const executionTime = executionTimeEnd - executionTimeStart
+
+          if (!opts.mute) {
+            this.talk(answer, true)
+            this._socket.emit('is-typing', false)
+          }
+
+          resolve({
+            utteranceId,
+            lang: this._lang,
+            ...obj,
+            speeches: [answer],
+            executionTime // In ms, skill execution time only
+          })
         }
       }
     })

server/src/core/nlu.js

@@ -186,7 +186,6 @@ class Nlu {
             processingTime - data?.executionTime // In ms, NLU processing time only
         })
       } catch (e) /* istanbul ignore next */ {
-        console.error('eee', e)
         log[e.type](e.obj.message)
 
         if (!opts.mute) {

skills/leon/color/nlu/en.json

@@ -21,13 +21,26 @@
     "color_meaning": {
       "utterance_samples": [
         "Tell me something about colors",
+        "I want to know about colours",
+        "Share your knowledge about colors in general",
+        "Can you speak about colours?"
+      ],
+      "answers": [
+        "Well, colors are used to differentiate and bring more aesthetic. Life is colorful!"
+      ]
+    },
+    "specific_color_meaning": {
+      "utterance_samples": [
         "Tell me something about the @color color",
         "I want to know about the @color colour",
-        "How about the @color colour?"
+        "How about the @color colour?",
+        "Can you tell me more about the @color color?"
       ],
       "answers": [
-        "Well, colors are used to differentiate and bring more aesthetic. Life is colorful!",
-        "Alright, here is for the {{ color }} color: {{ color.usage }}"
+        "Alright, here is for the {{ color }} color: {{ color.usage }}."
+      ],
+      "unknown_answers": [
+        "This color looks incredible, but I haven't seen it before."
       ]
     },
     "why": {

skills/leon/joke/nlu/en.json

@@ -21,6 +21,5 @@
         "Is your name Wi-Fi? Because I'm feeling a connection."
       ]
     }
-  },
-  "answers": { }
+  }
 }

skills/leon/joke/nlu/fr.json

@@ -27,6 +27,5 @@
         "De nos jours, le zip ça devient rar..."
       ]
     }
-  },
-  "answers": { }
+  }
 }

skills/leon/partner_assistant/nlu/en.json

@@ -12,8 +12,8 @@
         "{{ partner_assistant.thought }}"
       ],
       "unknown_answers": [
-        "I do not know this personal assistant",
-        "I have not met this personal assistant yet"
+        "I do not know this personal assistant.",
+        "I have not met this personal assistant yet."
       ]
     }
   },

skills/leon/partner_assistant/nlu/fr.json

@@ -10,6 +10,10 @@
       ],
       "answers": [
         "{{ partner_assistant.thought }}"
+      ],
+      "unknown_answers": [
+        "Je ne connais pas cet assistant personnel.",
+        "Je n'ai pas encore rencontré cet assistant personnel."
       ]
     }
   },