Upgrade Rails and add StimulusJS support

1 files changed, 19 insertions, 0 deletions

diff --git a/app/helpers/sections_helper.rb b/app/helpers/sections_helper.rb
new file mode 100644
index 0000000..8180fee
--- /dev/null
+++ b/app/helpers/sections_helper.rb
@@ -0,0 +1,19 @@
+module SectionsHelper
+  # Render a section as a GeoJSON FeatureCollection
+  def geojson_feature_collection(section)
+    out = []
+    class_name = { baseVal: "cat#{section.category_id} sec#{section.id}" }
+    style = { fill: section.category.color }
+
+    section.resources.each do |marker|
+      # Add styling
+      marker = marker.to_geojson
+      marker['className'] = class_name
+      marker['style'] = style
+
+      out << marker.to_json
+    end
+
+    raw("{ \"type\": \"FeatureCollection\", \"features\": [ #{out.join(',')} ] }")
+  end
+end