1 files changed, 42 insertions, 0 deletions
diff --git a/app/javascript/helpers/stop_area_header_manager.js b/app/javascript/helpers/stop_area_header_manager.js
new file mode 100644
index 000000000..54d957be9
--- /dev/null
+++ b/app/javascript/helpers/stop_area_header_manager.js
@@ -0,0 +1,42 @@
+import React, { Component } from 'react'
+
+export default class StopAreaHeaderManager {
+  constructor(ids_list, stopPointsList, features) {
+    this.ids_list = ids_list
+    this.stopPointsList = stopPointsList
+    this.features = features
+  }
+
+  hasFeature(key) {
+    return this.features[key]
+  }
+
+  stopPointHeader(object_id) {
+    let index = this.ids_list.indexOf(object_id)
+    let sp = this.stopPointsList[index]
+    let showHeadline = this.showHeader(object_id)
+    return (
+      <div
+        className={(showHeadline) ? 'headlined' : ''}
+        data-headline={showHeadline}
+        title={sp.city_name + ' (' + sp.zip_code +')'}
+      >
+        <span><span>{sp.name}</span></span>
+      </div>
+    )
+  }
+
+  showHeader(object_id) {
+    let showHeadline = false
+    let headline = ""
+    let attribute_to_check = this.hasFeature('long_distance_routes') ? "country_code" : "city_name"
+    let index = this.ids_list.indexOf(object_id)
+    let sp = this.stopPointsList[index]
+    let previousBreakpoint = this.stopPointsList[index - 1]
+    if(index == 0 || (sp[attribute_to_check] != previousBreakpoint[attribute_to_check])){
+      showHeadline = true
+      headline = this.hasFeature('long_distance_routes') ? sp.country_name : sp.city_name
+    }
+    return showHeadline ? headline : ""
+  }
+}