From edaee1c4694ade8fd94f353ab9b5375da1f76cfa Mon Sep 17 00:00:00 2001
From: Nehal Udyavar <nehaludyavar@gmail.com>
Date: Tue, 23 Jul 2019 01:27:20 -0700
Subject: [PATCH] KnowledgeGroup POST and GET routes

---
 routes/index.js                |  1 +
 routes/knowledgeGroupRoutes.js | 49 ++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 routes/knowledgeGroupRoutes.js

diff --git a/routes/index.js b/routes/index.js
index afa4557..713d279 100644
--- a/routes/index.js
+++ b/routes/index.js
@@ -4,6 +4,7 @@ module.exports = app => {
     require("./contentCreatorRoutes")(app),
     require("./contentModuleRoutes")(app),
     require("./contentRoutes")(app),
+    require("./knowledgeGroupRoutes")(app),
     require("./knowledgeMapRoutes")(app),
     require("./sourceMapRoutes")(app)
   );
diff --git a/routes/knowledgeGroupRoutes.js b/routes/knowledgeGroupRoutes.js
new file mode 100644
index 0000000..a9d1cde
--- /dev/null
+++ b/routes/knowledgeGroupRoutes.js
@@ -0,0 +1,49 @@
+const mongoose = require("mongoose");
+const KnowledgeGroup = mongoose.model("knowledgeGroup");
+const arrayToObjectById = require("../utils/helpers");
+
+module.exports = app => {
+  // POST request to create a knowledge group
+  app.post("/api/knowledge-group/create", async (req, res) => {
+    const { name } = req.body;
+
+    const knowledgeGroup = new KnowledgeGroup({
+      name
+    });
+
+    try {
+      await knowledgeGroup.save();
+
+      res.send(knowledgeGroup);
+    } catch (error) {
+      res.send(error);
+    }
+  });
+
+  // GET request to fetch knowledge groups by id
+  app.get("/api/knowledge-group/by-id", (req, res) => {
+    KnowledgeGroup.find({}, (error, data) => {
+      if (error) {
+        res.send(error);
+      } else {
+        const knowledgeGroupById = arrayToObjectById(data);
+        res.send(knowledgeGroupById);
+      }
+    });
+  });
+
+  // GET request to fetch knowledge groups grouped by name
+  app.get("/api/knowledge-group/by-name", (req, res) => {
+    KnowledgeGroup.find({}, (error, data) => {
+      if (error) {
+        res.send(error);
+      } else {
+        const knowledgeGroupByName = {};
+
+        data.forEach(kGroup => (knowledgeGroupByName[kGroup.name] = kGroup));
+
+        res.send(knowledgeGroupByName);
+      }
+    });
+  });
+};