Update the seed script to grab half of the items with the lowest tota…

…l quantity and for each one assign a random minimum and recommended value based off the max and min values in the total quantity

db/seeds.rb

@@ -79,9 +79,20 @@ def random_record_for_org(org, klass)
 
 # Set minimum and recomended inventory levels for items at the Pawnee Diaper Bank Organization
 half_items_count = (pdx_org.items.count/2).to_i
-min_value = 1500
-recomended_value = 2000
-pdx_org.items.limit(half_items_count).update_all(on_hand_minimum_quantity: min_value, on_hand_recommended_quantity: recomended_value)
+low_items = pdx_org.items.left_joins(:inventory_items)
+  .select('items.*, SUM(inventory_items.quantity) AS total_quantity')
+  .group('items.id')
+  .order('total_quantity')
+  .limit(half_items_count)
+
+min_qty = low_items.first.total_quantity
+max_qty = low_items.last.total_quantity
+
+low_items.each do |item|
+  min_value = rand((min_qty / 10).floor..(max_qty/10).ceil) * 10
+  recomended_value = rand((min_value/10).ceil..1000) * 10
+  item.update(on_hand_minimum_quantity: min_value, on_hand_recommended_quantity: recomended_value)
+end
 
 # ----------------------------------------------------------------------------
 # Request Units