Merge pull request #385 from af83/6203-journeypatternscollection-show--use-route-WayCosts-in-c

JourneyPatternsCollection#show use route way costs as default cost. Refs #6203

1 files changed, 25 insertions, 0 deletions

diff --git a/lib/route_way_cost_unit_converter.rb b/lib/route_way_cost_unit_converter.rb
new file mode 100644
index 000000000..45edbf538
--- /dev/null
+++ b/lib/route_way_cost_unit_converter.rb
@@ -0,0 +1,25 @@
+class RouteWayCostUnitConverter
+  def self.convert(way_costs)
+    return if way_costs.nil?
+
+    way_costs.each do |_, costs|
+      costs['distance'] = self.meters_to_kilometers(costs['distance'])
+      costs['time'] = self.seconds_to_minutes(costs['time'])
+    end
+  end
+
+  private
+
+  # Round to 2 decimal places to appease JavaScript validation
+  def self.meters_to_kilometers(num)
+    return 0 unless num
+
+    (num / 1000.0).to_i
+  end
+
+  def self.seconds_to_minutes(num)
+    return 0 unless num
+
+    num / 60
+  end
+end