Allow reintroducing deleted rains.

app/models/thing.rb

@@ -75,9 +75,12 @@ def self._drain_params(drain)
 
   def self._create_or_update_drain(drain)
     city_id = drain['PUC_Maximo_Asset_ID'].gsub('N-', '')
-    thing = Thing.where(city_id: city_id).first_or_initialize
+    thing = Thing.unscoped.where(city_id: city_id).first_or_initialize
     if thing.new_record?
       Rails.logger.info("Creating thing #{city_id}")
+    elsif
+      thing.restore!
+      Rails.logger.info("Recreating deleted thing #{city_id}")
     else
       Rails.logger.info("Updating thing #{city_id}")
     end

test/models/thing_test.rb

@@ -21,9 +21,13 @@ class ThingTest < ActiveSupport::TestCase
     thing_1 = things(:thing_1)
     thing_11 = things(:thing_11)
 
+    deleted_drain = things(:thing_3)
+    deleted_drain.destroy!
+
     fake_url = 'http://sf-drain-data.org'
     fake_response = [
       'PUC_Maximo_Asset_ID,Drain_Type,System_Use_Code,Location',
+      'N-3,Catch Basin Drain,ABC,"(42.38, -71.07)"',
       'N-11,Catch Basin Drain,ABC,"(37.75, -122.40)"',
       'N-12,Catch Basin Drain,DEF,"(39.75, -121.40)"',
     ].join("\n")
@@ -39,6 +43,9 @@ class ThingTest < ActiveSupport::TestCase
     # Asserts thing_1 is deleted
     assert_nil Thing.find_by(id: thing_1.id)
 
+    # Asserts thing_3 is reified
+    assert_equal Thing.find_by(city_id: 3).id, deleted_drain.id
+
     # Asserts creates new drain
     new_drain = Thing.find_by(city_id: 12)
     assert_not_nil new_drain