Add find PIS by code functionality

Signed-off-by: Fred Boniface <fred@fjla.uk>

src/services/pis.services.js

@@ -24,11 +24,22 @@ async function findPisByOrigDest(start,end) {
   };
   //const oldQuery = {$and:[{$expr:{$eq:[{$first:"$stops"},firstCrs]}},{$expr:{$eq:[{$last:"$stops"},lastCrs]}}]}
   const search = db.query('pis', query);
-  return search;
+  return await search;
+}
+
+async function findPisByCode(code) {
+  log.out(`pisServices.findPisByCode: Searching for PIS code: ${code}`);
+  const cleanCode = clean.removeNonNumeric(code);
+  const query = {
+    code: cleanCode
+  };
+  const search = db.query('pis', query);
+  return await search;
 }
 
 // Hopefully at some point, I will also be able to implement a find PIS code by headcode option.
 
 module.exports = {
-  findPisByOrigDest
+  findPisByOrigDest,
+  findPisByCode
 };