Finalise initial release of 'find by headcode', bump version

js/lib.main.js

@@ -1,6 +1,6 @@
 /* eslint-disable no-unused-vars */
 /* All Page Init */
-const version = '2023.5.10'
+const version = '2023.6.1'
 
 /* Feature Detectors */
 

js/pis.js

@@ -23,6 +23,12 @@ async function findByOrigDest() {
   hideLoading()
 }
 
+async function findByHeadcode() {
+  showLoading()
+  const formData = await fetchHeadcode()
+  window.location.assign(`./train-detail.html?headcode=${formData}`)
+}
+
 async function findByPisCode() {
   showLoading()
   const formData = await fetchPisCode()
@@ -72,6 +78,10 @@ async function fetchPisCode() {
   return document.getElementById('pis').value
 }
 
+async function fetchHeadcode() {
+  return document.getElementById('headcode').value
+}
+
 async function insertData(json) {
   // Receives the JSON Respose ([{},{}]) containing one or more possible
   // PIS codes.  Display the code and the stops with a method of scrolling between them.