Added fetching of categories and questions

src/games.js

@@ -88,6 +88,10 @@ export function initGames(app, db) {
     app.get('/walls/:gameid', fetchWalls);
     app.post('/wall', createWall);
     app.delete('/wall/:wallid', deleteWallRoute);
+
+    app.get('/category', fetchCategory);
+
+    app.get('/question', fetchQuestion);
 }
 
 /**
@@ -182,6 +186,80 @@ async function deleteGameRoute(req, res) {
         });
 }
 
+/**
+ *
+ * @param {import('express').Request} req
+ * @param {import('express').Response} res
+ */
+async function fetchQuestion(req, res) {
+    if (req.query.id === undefined || req.query.id.length <= 0) {
+        res.sendStatus(400);
+        return;
+    }
+
+    const id = new ObjectId(req.query.id);
+
+    let question = await cQuestions.findOne({
+        _id: id,
+        owner: req.user._id,
+    });
+
+    if (question) {
+        res.status(200).send(question);
+    } else {
+        res.sendStatus(500);
+    }
+}
+
+/**
+ *
+ * @param {import('express').Request} req
+ * @param {import('express').Response} res
+ */
+async function fetchCategory(req, res) {
+    if (req.query.id === undefined || req.query.id.length <= 0) {
+        res.sendStatus(400);
+        return;
+    }
+
+    const id = new ObjectId(req.query.id);
+
+    let category = await cCategories.findOne({
+        _id: id,
+        owner: req.user._id,
+    });
+
+    if (category) {
+        let questions = await cQuestions
+            .find(
+                {
+                    _id: {
+                        $in: category.questions,
+                    },
+                    owner: req.user._id,
+                },
+                {
+                    projection: {
+                        _id: 1,
+                        points: 1,
+                    },
+                },
+            )
+            .toArray();
+
+        if (questions.length !== 5) {
+            res.sendStatus(500);
+            return;
+        }
+
+        category.questions = questions;
+
+        res.status(200).send(category);
+    } else {
+        res.sendStatus(500);
+    }
+}
+
 /**
  *
  * @param {import('express').Request} req