From 5ba48226c97b471bd20c21f608fc67eda740f4a1 Mon Sep 17 00:00:00 2001
From: Nighthawx <41290641+VikramjeetD@users.noreply.github.com>
Date: Mon, 20 Apr 2020 15:54:25 +0530
Subject: [PATCH] Add router to serve raw admin stats

---
 package.json            |  1 +
 routes/api/dashboard.js | 50 +++++++++++++++++++++++++++++++++++++++++
 routes/api/helForm.js   | 16 ++++---------
 server.js               |  3 +++
 4 files changed, 58 insertions(+), 12 deletions(-)
 create mode 100644 routes/api/dashboard.js

diff --git a/package.json b/package.json
index f12d671..ba1092f 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "dotenv": "^6.2.0",
     "express": "^4.17.1",
     "express-validator": "^6.4.0",
+    "moment": "^2.24.0",
     "mongoose": "^5.9.6",
     "node-sass": "^4.5.3",
     "node-sass-middleware": "^0.11.0",
diff --git a/routes/api/dashboard.js b/routes/api/dashboard.js
new file mode 100644
index 0000000..5dba634
--- /dev/null
+++ b/routes/api/dashboard.js
@@ -0,0 +1,50 @@
+const express = require("express");
+const router = express.Router();
+const { check, query, validationResult } = require("express-validator");
+const loggedIn = require("../../middleware/auth");
+const TimeTable = require("../../models/TimeTable");
+const Student = require("../../models/Student");
+const Login = require("../../models/Login");
+
+const mscBranches = ["BIO", "CHEM", "ECO", "MATH", "PHY"];
+
+router.get("/", [], async (req, res) => {
+  try {
+    let nLogins = await Login.countDocuments();
+    let userLogins = await Login.find({}, "-_id -__v");
+    let nUniqueLogins = (await Login.find().distinct("userId")).length;
+    let timetablesCreated = await TimeTable.find({}, "date").populate(
+      "ownerId",
+      "-_id branch year"
+    );
+    timetablesCreated = timetablesCreated.map(function (tt) {
+      // null check
+      if (tt.ownerId) {
+        let branches = tt.ownerId.branch;
+
+        if (branches.length == 2) {
+          if (mscBranches.includes(branches[0])) {
+            tt.ownerId.branch = [branches[0]];
+          } else if (mscBranches.includes(branches[1])) {
+            tt.ownerId.branch = [branches[1]];
+          } else {
+            tt.ownerId.branch = [branches[0]];
+          }
+        }
+      }
+      return tt;
+    });
+
+    res.status(200).json({
+      nLogins: nLogins,
+      nUniqueLogin: nUniqueLogins,
+      userLogins: userLogins,
+      timetablesCreated: timetablesCreated
+    });
+  } catch (err) {
+    console.error(err.message);
+    res.status(500).send("Server error");
+  }
+});
+
+module.exports = router;
diff --git a/routes/api/helForm.js b/routes/api/helForm.js
index 74dd69d..636a9f5 100644
--- a/routes/api/helForm.js
+++ b/routes/api/helForm.js
@@ -11,9 +11,7 @@ router.post(
   "/submit",
   [
     loggedIn,
-    check("slotNumber", "Slot is required")
-      .not()
-      .isEmpty(),
+    check("slotNumber", "Slot is required").not().isEmpty(),
     check("slotNumber", "Slot should be a number").isNumeric(),
     check("humanitiesElectives").isArray()
   ],
@@ -68,17 +66,11 @@ router.post(
   [
     loggedIn,
     [
-      check("email", "Email is required")
-        .not()
-        .isEmpty(),
+      check("email", "Email is required").not().isEmpty(),
       check("email", "Invalid email").isEmail(),
       check("studentBranch", "Invalid branch type").isArray(),
-      check("studentBranch", "Branch is required")
-        .not()
-        .isEmpty(),
-      check("year", "Year is required")
-        .not()
-        .isEmpty(),
+      check("studentBranch", "Branch is required").not().isEmpty(),
+      check("year", "Year is required").not().isEmpty(),
       check("year", "Year should be a number").isNumeric()
     ]
   ],
diff --git a/server.js b/server.js
index 2c79ca6..0f52739 100644
--- a/server.js
+++ b/server.js
@@ -10,6 +10,8 @@ const auth = require("./routes/api/auth.js");
 const helForm = require("./routes/api/helForm.js");
 const helData = require("./routes/api/helData.js");
 const timetable = require("./routes/api/timetable.js");
+const dashboard = require("./routes/api/dashboard.js");
+
 const configuration = require("./config/constants.js");
 
 /* Express setup */
@@ -44,6 +46,7 @@ app.use("/api", auth);
 app.use("/api/helform", helForm);
 app.use("/api/helData", helData);
 app.use("/api/timetable", timetable);
+app.use("/api/dashboard", dashboard);
 if (process.env.NODE_ENV === "production") {
   app.use(express.static("client/build"));