Just changes.

client/Locations/locationInfo.js

@@ -0,0 +1,33 @@
+import { Roles } from 'meteor/roles';
+import { FlowRouter } from 'meteor/ostrio:flow-router-extra';
+import { Locations } from '../../imports/api/locations.js';
+import { LocationTypes } from '../../imports/api/locationTypes.js';
+import _classCheckPrivateStaticFieldDescriptor from '@babel/runtime/helpers/classCheckPrivateStaticFieldDescriptor';
+
+Template.locationInfo.onCreated(function () {
+    this.subscribe("LocationTypes");
+    this.subscribe("Locations");
+});
+
+Template.locationInfo.onRendered(function () {
+
+});
+
+Template.locationInfo.helpers({
+    parentLocations: function () {
+        return Locations.find({ isChild: false });
+    },
+    childLocation: function () {
+        let parId = Session.get("parentId");
+        console.log("Child Loc: " + parId);
+        return Locations.find({ parentId: parId });
+    },
+});
+
+Template.locationInfo.events({
+    'click .topLevel'(e) {
+        let parentId = e.currentTarget.id;
+        console.log("Parent ID: " + parentId);
+        Session.set("parentId", parentId);
+    },
+});