backend code refactoring

backend/controllers/skill.js

@@ -0,0 +1,91 @@
+var express = require ('express'), router = express.Router ();
+const constants = require ('../config/constants');
+var databaseHelper = require ('../helpers/database');
+var amazonHelper = require ('../helpers/amazon');
+var bodyParser = require ('body-parser');
+var alexa = require ('../components/alexa');
+
+router.get ('/:id', async (req, res, next) => {
+  const id = req.params.id;
+
+  if (id.length !== constants.skillIDLength) {
+    res.json ([]);
+  } else {
+    databaseHelper
+      .getSkill (id)
+      .then (result => {
+        res.json (result);
+      })
+      .catch (err => {
+        res.json ([]);
+      });
+  }
+});
+
+router.post ('/:id', bodyParser.json (), async (req, res, next) => {
+  let id = req.params.id;
+  let dataFromWeb = JSON.stringify (req.body);
+  let skill = JSON.parse (dataFromWeb);
+  let updateOnAmazon = skill.updateOnAmazon;
+
+  delete skill.updateOnAmazon;
+  delete skill._id;
+
+  console.log ('id = ' + id);
+
+  if (id !== '-1') {
+    if (updateOnAmazon) {
+      amazonHelper
+        .updateSkill (skill)
+        .then (amazonResult => {
+          console.log ('Amazon : ' + amazonResult);
+          if (
+            amazonResult === constants.amazonResultCodes.ok ||
+            amazonResult === constants.amazonResultCodes.accepted
+          ) {
+            //Skill uploaded, it's ok to update databaseI
+            databaseHelper
+              .updateSkill (id, skill)
+              .then (result => {
+                res.json ({result: constants.apiResultCodes.ok, message: ''});
+                alexa.updateIntentsJSON ();
+              })
+              .catch (e => {
+                res.json ({
+                  result: constants.apiResultCodes.databaseError,
+                  message: '',
+                });
+              });
+          } else {
+            res.json ({
+              result: constants.apiResultCodes.amazonError,
+              message: amazonResult,
+            });
+          }
+        })
+        .catch (e => {
+          res.json ({
+            result: constants.apiResultCodes.amazonError,
+            message: 'unknown',
+          });
+        });
+    } else {
+      databaseHelper
+        .updateSkill (id, skill)
+        .then (result => {
+          res.json ({result: constants.apiResultCodes.ok, message: ''});
+          alexa.updateIntentsJSON ();
+        })
+        .catch (e => {
+          res.json ({
+            result: constants.apiResultCodes.databaseError,
+            message: '',
+          });
+        });
+    }
+  } else {
+    //no new skills for now
+  }
+});
+
+module.exports = router;