add filter support to find

handlers/dataHandlers.js

@@ -353,19 +353,10 @@ Mark.pointList = function(req, res, next) {
   delete query.token;
   var points = [];
 
-  var cursor = mongoDB.find("camic", 'mark', query, { x: 1, y: 1, _id: 0 });
-
-  cursor.each((err, doc) => {
-      if (err) {
-          return next(err);
-      }
-      if (doc) {
-          points.push([doc.x, doc.y]);
-      } else {
-          req.data = { points: points };
-          next();
-      }
-  });
+  mongoDB.forEach("camic", 'mark', query,  false ,{ x: 1, y: 1, _id: 0 }).then((points) => {
+    req.data = { points: points.map(point => [point.x, point.y]) };
+    next();
+  }).catch((e) => next(e));
 };
 
 

service/database/index.js

@@ -19,13 +19,13 @@ class Mongo {
      *
      * {@link https://docs.mongodb.com/manual/reference/method/db.collection.find/ Read MongoDB Reference}
      */
-    static async find(database, collectionName, query, transform = true) {
+    static async find(database, collectionName, query, transform = true, filter = {}) {
         try {
             query = transformIdToObjectId(query);
-
+    
             const collection = getConnection(database).collection(collectionName);
-            const data = await collection.find(query).toArray();
-
+            const data = await collection.find(query, filter).toArray();
+    
             /** allow caller method to toggle response transformation */
             if (transform) {
                 data.forEach((x) => {
@@ -34,13 +34,14 @@ class Mongo {
                     };
                 });
             }
-
+    
             return data;
         } catch (e) {
             console.error(e);
             throw e;
         }
     }
+
 
         /**
      * Runs the MongoDB find() method to fetch documents with pagination.